CN211010238U

CN211010238U - Adjustable hydraulic pipe joint

Info

Publication number: CN211010238U
Application number: CN201922069566.0U
Authority: CN
Inventors: 陈铧港
Original assignee: Zhejiang Huacheng Hydraulic Machinery Co ltd
Current assignee: Zhejiang Huacheng Hydraulic Machinery Co ltd
Priority date: 2019-11-26
Filing date: 2019-11-26
Publication date: 2020-07-14
Anticipated expiration: 2029-11-26

Abstract

The utility model discloses a hydraulic pressure coupling with adjustable, tie and the second replacement is tied including hydraulic pressure pipe, outer tube, inner tube, hydraulic pressure intraductal pipe, replacement, be provided with the inner tube on the left end internal diameter of hydraulic pressure pipe, and set up screw thread on the inner tube, be provided with the outer tube on the left end outside of hydraulic pressure pipe, and the outer tube be provided with the screw thread on the surface, the inboard of hydraulic pressure pipe is provided with hydraulic pressure intraductal pipe, and the one end of hydraulic pressure intraductal pipe is connected with the inner tube, install the connecting pipe on the hydraulic pressure pipe, and the connecting pipe includes outer tube and inner tube, the surface that the replacement was tied is provided with first external screw thread, and the internally mounted who replaces and tie has first inner circle, and first interior circle. The utility model discloses simple structure is through setting up outer tube and inner tube on the hydraulic pressure pipe to set up helicitic texture on outer tube and inner tube, can make the first internal thread on the first replacement is tied and the screw thread intermeshing on the inner tube, thereby tie first replacement and fix on the hydraulic pressure pipe.

Description

Adjustable hydraulic pipe joint

Technical Field

The utility model relates to a hydraulic press technical field specifically is a hydraulic pressure coupling with adjustable.

Background

The hydraulic pipe joint is a part for connecting a high-pressure oil pipe and a high-pressure oil pipe in a hydraulic system, and can be divided into a hydraulic hose, a high-pressure ball valve, a quick joint, a ferrule type pipe joint, a welded type pipe joint, a high-pressure hose, a transition type pipe joint, a three-way type pipe joint, a non-standard type pipe joint, a flared type pipe joint, a right-angle type pipe joint, a rotary type pipe joint, a quick joint, a stainless steel pipe joint and a copper joint.

The existing hydraulic pipe joint can meet hydraulic pipes with different sizes in use, so that different hydraulic pipe joints need to be replaced when in use, the cost of the hydraulic pipe joint is high due to the special joint, and the hydraulic pipe joint cannot be conveniently replaced and increased when in use.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide a hydraulic pressure coupling with adjustable to solve the problem that proposes among the above-mentioned background art.

In order to achieve the above object, the utility model provides a following technical scheme: an adjustable hydraulic pipe joint comprises a hydraulic pipe, an outer pipe, an inner pipe, a hydraulic pipe inner pipe, a replacement bolt and a second replacement bolt, wherein the inner pipe is arranged on the inner diameter of the left end of the hydraulic pipe, the inner pipe is provided with a thread, the outer pipe is arranged on the outer side of the left end of the hydraulic pipe, the thread is arranged on the surface of the outer pipe, the hydraulic pipe inner pipe is arranged on the inner side of the hydraulic pipe, one end of the hydraulic pipe inner pipe is connected with the inner pipe, a connecting pipe is arranged on the hydraulic pipe and comprises the outer pipe and the inner pipe, a first external thread is arranged on the surface of the replacement bolt, a first inner ring is arranged inside the replacement bolt, a first internal thread is arranged on the first inner ring, a second external thread is arranged at the lower end of the outer side of the second replacement bolt, a third external thread is arranged at the upper end of the outer side of the second replacement, the outer side and the inner side of the second replacement bolt are connected through an arc-shaped ring.

Preferably, the thread of the inner pipe is engaged with the first internal thread and the second internal thread, and the thread of the inner pipe is in a rotating structure with the first internal thread and the second internal thread.

Preferably, the thread of the inner tube is in intermeshing relationship with the third external thread, and the second internal thread is located on the inside of the second replacement bolt.

Preferably, the diameter of the second internal thread is smaller than the inner diameter of the connection pipe, and the thread provided at the inner side of the connection pipe is connected to the third external thread of the second replacement plug.

Preferably, the diameter of the first inner ring is smaller than that of the first replacement bolt, and the first internal thread on the first inner ring is connected with the internal thread of the connecting pipe.

Preferably, the diameter of the second external thread is larger than that of the third external thread, the third external thread is welded on the upper side of the second external thread, and the second external thread and the third external thread are an integral part.

Compared with the prior art, the beneficial effects of the utility model are that:

1. the utility model has simple structure, and the first inner thread on the first replacing bolt can be meshed with the thread on the inner pipe by arranging the outer pipe and the inner pipe on the hydraulic pipe and arranging the thread structures on the outer pipe and the inner pipe, so that the first replacing bolt is fixed on the hydraulic pipe; by arranging the first external thread, the hydraulic connecting pipe and the hydraulic pipe, the diameter of which is matched with the first external thread, can be mutually connected; the hydraulic connecting pipes matched with the hydraulic pipes can be directly connected with each other by arranging the threads on the outer pipe;

2. the diameter of the third external thread is the same as the internal thread of the inner pipe, so that the second replacement bolt is conveniently arranged on the hydraulic pipe, and the hydraulic joint is lengthened; the second internal thread is arranged in the second replacement bolt, so that the hydraulic connecting pipe with the same inner diameter as the second internal thread can be connected with the second internal thread, and the hydraulic connecting pipe can be connected with the hydraulic pipe; through being connected first inner circle and the outer lane of first replacement bolt through the arc circle, can make the bottom of first replacement bolt more slick and sly, conveniently connect the hydraulic pressure of unidimensional not and take over, and do not harm the inside that hydraulic pressure was taken over.

Drawings

Fig. 1 is a schematic view of the overall structure of the present invention.

Fig. 2 is a schematic view of a first alternative plug structure according to the present invention.

Fig. 3 is a schematic cross-sectional view of a first alternative plug according to the present invention.

Fig. 4 is a schematic view of a second alternative plug structure according to the present invention.

Fig. 5 is a schematic view of the arc-shaped ring structure of the present invention.

Fig. 6 is a schematic view of a second internal thread structure according to the present invention.

In the figure: 1. a hydraulic tube; 2. an outer tube; 3. an inner tube; 4. an inner pipe of the hydraulic pipe; 5. a connecting pipe; 6. a first internal thread; 7. a first inner race; 8. a first replacement plug; 9. a first external thread; 10. a second external thread; 11. a third external thread; 12. a second internal thread; 13. a second replacement plug; 14. an arc-shaped ring.

Detailed Description

In order to make the technical means, creation features, achievement purposes and functions of the present invention easy to understand, the present invention is further described below with reference to the following embodiments.

In the description of the present invention, it should be noted that the terms "upper", "lower", "inner", "outer", "front end", "rear end", "both ends", "one end", "the other end" and the like indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, and are only for convenience of description and simplification of description, but do not indicate or imply that the device or element to which the reference is made must have a specific orientation, be constructed in a specific orientation, and be operated, and thus, should not be construed as limiting the present invention. Furthermore, the terms "first" and "second" are used for descriptive purposes only and are not to be construed as indicating or implying relative importance.

In the description of the present invention, it is to be noted that, unless otherwise explicitly specified or limited, the terms "mounted," "disposed," "connected," and the like are to be construed broadly, and for example, "connected" may be either fixedly connected or detachably connected, or integrally connected; can be mechanically or electrically connected; they may be connected directly or indirectly through intervening media, or they may be interconnected between two elements. The specific meaning of the above terms in the present invention can be understood in specific cases to those skilled in the art.

The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.

Referring to fig. 1-6, the present invention provides an embodiment: an adjustable hydraulic pipe joint comprises a hydraulic pipe 1, an outer pipe 2, an inner pipe 3, a hydraulic pipe inner pipe 4, a replacing bolt 8 and a second replacing bolt 13, wherein the outer pipe 2 and the inner pipe 3 are arranged on the hydraulic pipe 1, thread structures are arranged on the outer pipe 2 and the inner pipe 3, hydraulic connecting pipes matched with the hydraulic pipe 1 can be directly connected with each other by arranging threads on the outer pipe 2, a first internal thread 6 on the first replacing bolt 8 can be meshed with threads on the inner pipe 3, so that the first replacing bolt 8 is fixed on the hydraulic pipe 1, the inner pipe 3 is arranged on the inner diameter of the left end of the hydraulic pipe 1, threads of the inner pipe 3 are meshed with a first internal thread 6 and a second internal thread 12, threads of the inner pipe 3 are mutually in rotating structures with the first internal thread 6 and the second internal thread 12, threads are arranged on the inner pipe 3, and threads of the inner pipe 3 are mutually meshed with a third external thread 11, the diameter of the third external thread 11 is set to be the same as the internal thread of the inner tube 3, so that the second replacement bolt 13 is conveniently installed on the hydraulic tube 1, the hydraulic joint is lengthened, the second internal thread 12 is positioned at the inner side of the second replacement bolt 13, the diameter of the second internal thread 12 is smaller than the internal diameter of the connecting tube 5, the thread arranged at the inner side of the connecting tube 5 is connected with the third external thread 11 on the second replacement bolt 13, the second internal thread 12 is arranged inside the second replacement bolt 13, so that the hydraulic connecting tube with the same internal diameter as the second internal thread 12 can be connected with each other, so that the hydraulic connecting tube can be connected with the hydraulic tube 1, the outer tube 2 is arranged on the outer side of the left end of the hydraulic tube 1, the thread is arranged on the surface of the outer tube 2, the hydraulic tube inner tube 4 is arranged at the inner side of the hydraulic tube 1, one end of the hydraulic tube inner tube 4 is connected with, the connecting pipe 5 comprises an outer pipe 2 and an inner pipe 3, a first external thread 9 is arranged on the surface of a replacing bolt 8, the hydraulic connecting pipe and the hydraulic pipe which are matched in diameter and the first external thread 9 can be connected with each other by arranging the first external thread 9, a first inner ring 7 is arranged inside the replacing bolt 8, a first internal thread 6 is arranged on the first inner ring 7, the first inner ring 7 is connected with the outer ring of the first replacing bolt 8 through an arc-shaped ring 14, the bottom end of the first replacing bolt 8 can be more smooth, the hydraulic connecting pipes with different sizes can be conveniently connected, the inside of the hydraulic connecting pipe is not damaged, the diameter of the first inner ring 7 is smaller than that of the first replacing bolt 8, the first internal thread 6 on the first inner ring 7 is connected with the inner side thread of the connecting pipe 5, a second external thread 10 is arranged at the lower end of the outer side of a second replacing bolt 13, and the diameter of the second external thread 10 is larger than, third external screw thread 11 welds in the upside of second external screw thread 10, and second external screw thread 10 is an integral part with three external screw thread 11, and second replacement is tied 13's outside upper end and is provided with third external screw thread 11, and second internal thread 12 has been seted up to second replacement 13's inboard, is connected through arc circle 14 between the outside of second replacement 13 and the inboard.

The working principle is as follows: when the utility model is used, the utility model needs to be simply understood, firstly, whether the connecting pipe 5 arranged at the port of the hydraulic pipe 1 is different from the hydraulic pipe 1, the outer pipe 2 and the inner pipe 3 of the connecting pipe 5 are both provided with screw threads, the connecting pipe 5 is a part fixed on the hydraulic pipe 1, so the outer pipe 2 and the inner pipe 3 are fixed structures, the first internal screw thread 6 inside the first replacing bolt 8 of the part is screwed with the screw thread on the inner pipe 3, the first external screw thread 9 is connected with the hydraulic pipeline matched with the first external screw thread 9, the arc ring 14 on the first replacing bolt 8 is connected with the inner and outer pipelines, the arc ring 14 is arranged into an arc shape, the first replacing bolt 8 is placed to rub against the connected hydraulic pipeline, the shape of the second replacing bolt 13 of the part is different from that of the first replacing bolt 8, the third external screw thread 11 on the second replacing bolt 13 is meshed with the screw thread of the inner pipe 3, second external screw thread 10 with rather than assorted hydraulic pressure pipeline be connected, the inside second internal thread 12 that is provided with of 13 is tied in the second replacement, second internal thread 12 with rather than assorted hydraulic pressure pipeline be connected, realize many diameters hydraulic pressure pipeline with the utility model discloses a connect.

The above description is only an example of the present invention, and the common general knowledge of the known specific structures and characteristics of the embodiments is not described herein. It is obvious to a person skilled in the art that the invention is not restricted to details of the above-described exemplary embodiments, but that it can be implemented in other specific forms without departing from the spirit or essential characteristics of the invention. The present embodiments are therefore to be considered in all respects as illustrative and not restrictive, the scope of the invention being indicated by the appended claims rather than by the foregoing description, and all changes which come within the meaning and range of equivalency of the claims are therefore intended to be embraced therein. Any reference sign in a claim should not be construed as limiting the claim concerned.

Claims

1. The utility model provides a hydraulic pressure coupling with adjustable, includes hydraulic pressure pipe (1), outer tube (2), inner tube (3), hydraulic pressure pipe inner tube (4), replacement bolt (8) and second replacement bolt (13), its characterized in that: an inner pipe (3) is arranged on the inner diameter of the left end of the hydraulic pipe (1), threads are arranged on the inner pipe (3), an outer pipe (2) is arranged on the outer side of the left end of the hydraulic pipe (1), threads are arranged on the surface of the outer pipe (2), a hydraulic pipe inner pipe (4) is arranged on the inner side of the hydraulic pipe (1), one end of the hydraulic pipe inner pipe (4) is connected with the inner pipe (3), a connecting pipe (5) is arranged on the hydraulic pipe (1), the connecting pipe (5) comprises the outer pipe (2) and the inner pipe (3), first external threads (9) are arranged on the surface of the replacement bolt (8), a first inner ring (7) is arranged inside the replacement bolt (8), first internal threads (6) are arranged on the first inner ring (7), second external threads (10) are arranged at the lower end of the outer side of the second replacement bolt (13), and third external threads (11) are arranged at the upper end of the outer side of the second replacement bolt (13, the inner side of the second replacing bolt (13) is provided with a second internal thread (12), and the outer side and the inner side of the second replacing bolt (13) are connected through an arc-shaped ring (14).

2. An adjustable hydraulic fitting according to claim 1, wherein: the thread of the inner pipe (3) is meshed with the first internal thread (6) and the second internal thread (12), and the thread of the inner pipe (3) is in a rotary structure with the first internal thread (6) and the second internal thread (12).

3. An adjustable hydraulic fitting according to claim 1, wherein: the thread of the inner pipe (3) and the third external thread (11) are in a mutual meshing relationship, and the second internal thread (12) is positioned on the inner side of the second replacement bolt (13).

4. An adjustable hydraulic fitting according to claim 1, wherein: the diameter of the second internal thread (12) is smaller than the inner diameter of the connecting pipe (5), and the thread arranged on the inner side of the connecting pipe (5) is connected with the third external thread (11) on the second replacing bolt (13).

5. An adjustable hydraulic fitting according to claim 2, wherein: the diameter of the first inner ring (7) is smaller than that of the first replacing bolt (8), and the first internal thread (6) on the first inner ring (7) is connected with the internal thread of the connecting pipe (5).

6. An adjustable hydraulic fitting according to claim 1, wherein: the diameter of the second external thread (10) is larger than that of the third external thread (11), the third external thread (11) is welded on the upper side of the second external thread (10), and the second external thread (10) and the third external thread (11) are an integral part.