CN212455904U

CN212455904U - Novel adjustable joint

Info

Publication number: CN212455904U
Application number: CN201821653397.4U
Authority: CN
Inventors: 刘建民; 李红娥
Original assignee: Xi'an Alpha Hydraulic Engineering Co ltd
Current assignee: Xi'an Alpha Hydraulic Engineering Co ltd
Priority date: 2018-10-12
Filing date: 2018-10-12
Publication date: 2021-02-02
Anticipated expiration: 2028-10-12

Abstract

The utility model discloses a novel adjustable connects to, including the coupling main part, the coupling main part is the L type, the inside mainstream passageway that is equipped with of coupling main part, coupling main part one end is equipped with the import pipe, import pipe bottom is equipped with first connecting portion, the first connecting portion outside is equipped with the first threaded connection section of a plurality of, the coupling main part other end is equipped with the outlet pipe, outlet pipe tip fixed mounting has the second connecting portion, the inside installation cavity that is equipped with of second connecting portion, the installation cavity inboard is equipped with the annular arch, the protruding both ends of annular are equipped with the sealed conical surface of first sealed conical surface and second respectively, first sealed conical surface inboard is equipped with first sealing washer, the sealed conical surface inboard of second is equipped with the second sealing washer, the connection inner tube other end is connected with second threaded connection section, second threaded connection section outside threaded connection has adjusting nut, second threaded connection section end connection. The utility model discloses a sealed effect of dual seal reinforcing and possess good protective properties.

Description

Novel adjustable joint

Technical Field

The utility model relates to a connect the field, in particular to novel adjustable joint.

Background

At present, the application field of rotary joints covers almost every processing and manufacturing industry. Such as metallurgy, machine tools, power generation, petroleum, rubber, plastics, textile, printing and dyeing, pharmacy, cigarette, paper making and food. Feed processing etc. and the joint in the market mainly is used in the hydraulic pressure field, but can adjust to the coupling because its direction is adjustable, has obtained extensive application in hydraulic system pipeline design, to the adjustable coupling of going to commonly used in some systems that the space is less, but because the sealed design of coupling department is unreasonable, the adapter is in high pressure state in using usually, and the internals can be because long-time by the fluid erodees and lead to the deformation, influences the leakproofness of whole pipeline, causes the leakage phenomenon.

SUMMERY OF THE UTILITY MODEL

A primary object of the present invention is to provide a novel adjustable joint, which can effectively solve the problems of the prior art.

In order to achieve the above purpose, the utility model adopts the following technical scheme:

a novel direction-adjustable joint comprises a pipe joint main body, wherein the pipe joint main body is L-shaped, a main flow channel is arranged inside the pipe joint main body, an inlet pipe is arranged at one end of the pipe joint main body, a first connecting part is arranged at the bottom of the inlet pipe, a plurality of first threaded connecting sections are arranged on the outer side of the first connecting part, an outlet pipe is arranged at the other end of the pipe joint main body, a second connecting part is fixedly arranged at the end part of the outlet pipe and comprises a conical part and a cylindrical part, an installation cavity is arranged inside the second connecting part, an annular bulge is arranged on the inner side of the installation cavity, a first sealing conical surface is arranged at one end of the annular bulge, a first sealing ring is arranged on the inner side of the first sealing conical surface, a second sealing conical surface is arranged at the other end of the annular bulge, and a second sealing ring is arranged on the inner, the inner side of the installation cavity is provided with a connecting inner tube, the first sealing ring and the second sealing ring are both sleeved on the outer side of the connecting inner tube, one end of the connecting inner tube is communicated with the outlet tube, the other end of the connecting inner tube is connected with a second threaded connection section, the outer side of the second threaded connection section is in threaded connection with an adjusting nut, a compression gasket is arranged between the adjusting nut and the second sealing ring and sleeved on the outer side of the second threaded connection section, and the end part of the second threaded connection section is connected with a connecting outer tube.

Preferably, a sealing ring groove is formed between every two adjacent first threaded connection sections.

Preferably, the conical part and the cylindrical part are of an integrally molded structure.

Preferably, the included angle between the first sealing conical surface and the axis of the main flow channel is 25-40 degrees.

Preferably, the second sealing conical surface forms an angle of 55-65 degrees with the axis of the main flow channel.

Preferably, the outer side of the connecting inner pipe is sleeved with a wear-resistant pipe sleeve.

Preferably, the outer diameter of the connecting inner pipe is smaller than that of the connecting outer pipe.

Compared with the prior art, the utility model discloses following beneficial effect has: the novel direction-adjustable joint is characterized in that a joint main body, an outlet pipe, a second connecting part, an installation cavity, a first sealing conical surface, a first sealing ring, a second sealing conical surface, a second sealing ring, an inner connecting pipe, a second threaded connecting section, an adjusting nut and a compression gasket are arranged, an inlet pipe is in threaded connection with an external pipeline through the first threaded connecting section, the outlet pipe is connected with an outer connecting pipe, multi-angle adjustment of the joint can be realized, the compression gasket is tightly abutted against the second sealing ring through screwing the adjusting nut, the first sealing conical surface and the first sealing ring are mutually extruded, the second sealing conical surface and the second sealing ring are mutually extruded, the influence caused by fluid scouring is counteracted through the first sealing ring and the second sealing ring, double sealing is realized to prevent leakage, a wear-resistant pipe sleeve is sleeved on the outer side of the inner connecting pipe, and friction damage to the outer wall of the inner connecting pipe during fluid movement can be, thereby prolong its life, whole novel adjustable joint simple structure to convenient operation, the effect of use is better for traditional mode.

Drawings

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

Fig. 2 is the schematic diagram of the novel direction-adjustable joint a-position amplification structure of the present invention.

Fig. 3 is a profile diagram of the novel classifier with adjustable direction joints.

In the figure: 1. a pipe joint main body; 2. a main flow channel; 3. an inlet pipe; 4. a first connection portion; 5. a first threaded connection section; 6. an outlet pipe; 7. a second connecting portion; 8. a tapered portion; 9. a cylindrical portion; 10. a mounting cavity; 11. an annular projection; 12. a first sealing conical surface; 13. a first seal ring; 14. a second sealing conical surface; 15. a second seal ring; 16. connecting the inner pipes; 17. a second threaded connection section; 18. adjusting the nut; 19. compressing the gasket; 20. connecting an outer pipe; 21. sealing the ring groove; 22. a wear-resistant pipe sleeve.

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.

As shown in fig. 1-3, a novel direction-adjustable joint comprises a pipe joint main body 1, wherein the pipe joint main body 1 is L-shaped, a main flow channel 2 is arranged inside the pipe joint main body 1, an inlet pipe 3 is arranged at one end of the pipe joint main body 1, a first connecting part 4 is arranged at the bottom of the inlet pipe 3, a plurality of first threaded connecting sections 5 are arranged outside the first connecting part 4, an outlet pipe 6 is arranged at the other end of the pipe joint main body 1, a second connecting part 7 is fixedly arranged at the end part of the outlet pipe 6, the second connecting part 7 comprises a conical part 8 and a cylindrical part 9, an installation cavity 10 is arranged inside the second connecting part 7, an annular protrusion 11 is arranged inside the installation cavity 10, a first sealing conical surface 12 is arranged at one end of the annular protrusion 11, a first sealing ring 13 is arranged inside the first sealing conical surface 12, a second sealing conical surface 14 is arranged at the other end of the annular protrusion 11, a second sealing ring, the inside of installation cavity 10 is equipped with connecting inner tube 16, first sealing washer 13 all cup joints in the outside of connecting inner tube 16 with second sealing washer 15, the one end and the outlet pipe 6 of connecting inner tube 16 are linked together, the other end of connecting inner tube 16 is connected with second threaded connection section 17, the outside threaded connection of second threaded connection section 17 has adjusting nut 18, be equipped with pressure pad 19 between adjusting nut 18 and the second sealing washer 15, pressure pad 19 cup joints in the outside of second threaded connection section 17, the end connection of second threaded connection section 17 has connection outer tube 20.

A sealing ring groove 21 is arranged between every two adjacent first threaded connection sections 5, the conical part 8 and the cylindrical part 9 are of an integrally formed structure, the included angle between the first sealing conical surface 12 and the axis of the main flow channel 2 is 25-40 degrees, the included angle between the second sealing conical surface 14 and the axis of the main flow channel 2 is 55-65 degrees, a wear-resistant pipe sleeve 22 is sleeved on the outer side of the connection inner pipe 16, and the outer diameter of the connection inner pipe 16 is smaller than that of the connection outer pipe 20.

It should be noted that, the utility model relates to a novel direction-adjustable joint, when in use, firstly, the inlet pipe 3 is connected with the external pipeline by the first thread connection section 5, the outlet pipe 6 is connected with the connection outer pipe 20, the multi-angle adjustment of the joint can be realized, the compression gasket 19 is tightly pressed against the second sealing ring 15 by screwing the adjusting nut 18, the first sealing conical surface 12 and the first sealing ring 13 are mutually pressed, the second sealing conical surface 14 and the second sealing ring 15 are mutually pressed, the influence caused by the fluid scouring is offset by the first sealing ring 13 and the second sealing ring 15, the leakage is prevented by double sealing, the wear-resistant pipe sleeve 22 is sleeved outside the connection inner pipe 16, the friction damage of the outer wall of the connection inner pipe 16 during the fluid movement can be reduced, thereby the service life of the joint can be prolonged, the whole novel direction-adjustable joint is simple in structure and convenient in operation, the using effect is better compared with the traditional mode.

The basic principles and the main features of the invention and the advantages of the invention have been shown and described above. It will be understood by those skilled in the art that the present invention is not limited to the above embodiments, and that the foregoing embodiments and descriptions are provided only to illustrate the principles of the present invention without departing from the spirit and scope of the present invention. The scope of the invention is defined by the appended claims and equivalents thereof.

Claims

1. The utility model provides a novel adjustable joint to, includes coupling main part (1), its characterized in that: the pipe joint comprises a pipe joint main body (1) and is characterized in that the pipe joint main body (1) is L-shaped, a main flow channel (2) is arranged inside the pipe joint main body (1), an inlet pipe (3) is arranged at one end of the pipe joint main body (1), a first connecting part (4) is arranged at the bottom of the inlet pipe (3), a plurality of first threaded connecting sections (5) are arranged on the outer side of the first connecting part (4), an outlet pipe (6) is arranged at the other end of the pipe joint main body (1), a second connecting part (7) is fixedly arranged at the end part of the outlet pipe (6), the second connecting part (7) comprises a conical part (8) and a cylindrical part (9), an installation cavity (10) is arranged inside the second connecting part (7), an annular bulge (11) is arranged on the inner side of the installation cavity (10), a first sealing conical surface (12) is arranged at one end of the annular bulge (11), a first sealing ring, the other end of the annular bulge (11) is provided with a second sealing conical surface (14), the inner side of the second sealing conical surface (14) is provided with a second sealing ring (15), a connecting inner pipe (16) is arranged in the mounting cavity (10), the first sealing ring (13) and the second sealing ring (15) are sleeved on the outer side of the connecting inner pipe (16), one end of the connecting inner pipe (16) is communicated with the outlet pipe (6), the other end of the connecting inner pipe (16) is connected with a second threaded connecting section (17), the outer side of the second threaded connecting section (17) is in threaded connection with an adjusting nut (18), a compression gasket (19) is arranged between the adjusting nut (18) and the second sealing ring (15), the compression gasket (19) is sleeved on the outer side of the second threaded connection section (17), the end part of the second threaded connection section (17) is connected with a connection outer pipe (20).

2. The novel adjustable direction joint as claimed in claim 1, wherein: and a sealing ring groove (21) is arranged between every two adjacent first threaded connecting sections (5).

3. The novel adjustable direction joint as claimed in claim 1, wherein: the conical part (8) and the cylindrical part (9) are of an integrally formed structure.

4. The novel adjustable direction joint as claimed in claim 1, wherein: the included angle between the first sealing conical surface (12) and the axis of the main flow channel (2) is 25-40 degrees.

5. The novel adjustable direction joint as claimed in claim 1, wherein: the included angle between the second sealing conical surface (14) and the axis of the main flow channel (2) is 55-65 degrees.

6. The novel adjustable direction joint as claimed in claim 1, wherein: and a wear-resistant pipe sleeve (22) is sleeved on the outer side of the connecting inner pipe (16).

7. The novel adjustable direction joint as claimed in claim 1, wherein: the outer diameter of the inner connecting pipe (16) is smaller than that of the outer connecting pipe (20).