CN213541624U

CN213541624U - External thread three-way adapter for clamping and pressing type pipe fitting

Info

Publication number: CN213541624U
Application number: CN202021739059.XU
Authority: CN
Inventors: 陈云海; 方雪秋
Original assignee: Zhejiang Jiyi Pipe Industry Co ltd
Current assignee: Zhejiang Jiyi Pipe Industry Co ltd
Priority date: 2020-08-19
Filing date: 2020-08-19
Publication date: 2021-06-25
Anticipated expiration: 2030-08-19

Abstract

The utility model relates to the technical field of connecting pipe fittings, and discloses a clamping and pressing type pipe fitting external thread three-way adapter, which comprises an outer pipe, wherein an inner pipe is arranged inside the outer pipe, one end of the inner pipe is fixedly connected with an interface, the outer surface of the interface is fixedly connected with an external thread, one end of the outer pipe is provided with a fastening component, the middle part of the front surface of the outer pipe is fixedly connected with a radial joint, when the pipe fittings are connected, in order to avoid the influence of the looseness of a connecting port on the later period, the pipe fittings are connected by utilizing the meshing of threads, meanwhile, the interface of the inner pipe is attached to the pipe fittings to be connected by utilizing a fastening strip, the pipe fittings are further reinforced by tightening the fastening strip and are not easy to loosen, meanwhile, a protective plate can be utilized to protect the fasteners before and after the three-, can rotate to a certain degree and simultaneously ensure the air tightness.

Description

External thread three-way adapter for clamping and pressing type pipe fitting

Technical Field

The utility model relates to a connect pipe fitting technical field, specifically be a clamp pressure formula pipe fitting external screw thread tee bend crossover sub.

Background

The three-way joint is a kind of pipe fitting, is a common pipe fitting form in present production life, and in order to adapt to various occasions, the three-way joint of various forms is constantly updated, and will become an indispensable part in production life in the future.

However, when the three-way joint is used, the three-way joint is welded for tight connection, which is inconvenient, and the direction is fixed and cannot move after the three-way joint is installed, so that a person skilled in the art provides a clamp-press type pipe fitting external thread three-way conversion joint to solve the problems in the background art.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide a clamp pressure formula pipe fitting external screw thread tee bend crossover sub 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:

the utility model provides a clamp pressure formula pipe fitting external screw thread tee bend crossover sub, includes the outer tube, outer tube internally mounted has the inner tube, inner tube one end fixedly connected with interface, interface outer fixed surface is connected with the external screw thread, fastening components is installed to outer tube one end, outer tube front surface middle part fixedly connected with radial joint.

As a further aspect of the present invention: the inner tube includes pipeline, outer chamfered edge, spring, bottom plate, preforming, rubber circle and roof, pipeline one end fixedly connected with bottom plate, bottom plate internally mounted has the spring, spring one end fixedly connected with preforming, preforming one side is provided with outer chamfered edge, the rubber circle is installed to outer chamfered edge bottom, rubber circle bottom is provided with the roof.

As a further aspect of the present invention: fastening components includes inner ring, screw, fly leaf, stopper, protection shield, bolt, fastening strip, notch, bolt mouth, screw thread mouth and threading board, the inside notch of having seted up of inner ring, notch internally mounted has the fastening strip, the fastening strip both ends are provided with fly leaf and threading board respectively, surface mounting has the screw before the fly leaf, the threading mouth has been seted up to threading board inside, the bolt mouth has been seted up to the inner ring front surface, inner ring one end is provided with the stopper, stopper surface mounting has the protection shield, surface mounting has the bolt before the protection shield.

As a further aspect of the present invention: the fastening components are respectively arranged at three interfaces of the outer pipe.

As a further aspect of the present invention: the screw is matched with the threaded hole for use.

As a further aspect of the present invention: the springs are uniformly arranged, and the rubber ring is installed inside the top plate and is attached to the outer chamfered edge.

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

1. when the pipe fittings are connected, in order to avoid the influence of looseness of a connecting port on the later stage, the pipe fittings are connected by utilizing the meshing of threads, meanwhile, the pipe fittings to be connected are attached to the interface of the inner pipe by utilizing the fastening strips, the pipe fittings are further reinforced by tightening the fastening strips and are not easy to loosen, and meanwhile, the fastening pieces can be protected by utilizing the protection plate before and after the connection;

2. when the tee joint is used, once the connection is completed, the connection part can be fixed, and the connection part can rotate to a certain degree through the joint form of the inner pipe, and meanwhile, the air tightness is guaranteed.

Drawings

FIG. 1 is a schematic structural view of an external thread three-way adapter of a press-fit pipe fitting;

FIG. 2 is a schematic structural diagram of an inner pipe in a three-way crossover sub with external threads of a clamp-press type pipe fitting;

fig. 3 is a schematic structural diagram of a fastening assembly in a three-way adapter with external threads of a press-fit pipe fitting.

In the figure: 1. an external thread; 2. an inner tube; 3. a fastening assembly; 4. an outer tube; 5. an interface; 6. a pipeline; 7. chamfering the outer edge; 8. a spring; 9. a base plate; 10. tabletting; 11. a rubber ring; 12. a top plate; 13. an inner ring; 14. a screw; 15. a movable plate; 16. a limiting block; 17. a protection plate; 18. a bolt; 19. fastening strips; 20. a notch; 21. a bolt port; 22. a threaded opening; 23. a thread plate; 24. and a radial joint.

Detailed Description

Please refer to fig. 1-3, in the embodiment of the utility model, a clamp pressure formula pipe fitting external screw thread tee bend crossover sub, including outer tube 4, 4 internally mounted of outer tube has inner tube 2, 2 one end fixedly connected with interfaces 5 of inner tube, inner tube 2 includes pipeline 6, outer chamfered edge 7, spring 8, bottom plate 9, preforming 10, rubber ring 11 and roof 12, 6 one end fixedly connected with bottom plates 9 of pipeline, 9 internally mounted of bottom plate has

spring

8, 8 one end fixedly connected with preforming 10 of spring, preforming 10 one side is provided with outer chamfered edge 7, rubber ring 11 is installed to outer chamfered edge 7 bottom, rubber ring 11 bottom is provided with roof 12, spring 8 evenly arranges, rubber ring 11 is installed inside roof 12, and with the setting of 7 laminatings of outer chamfered edge, it is more convenient to make the during operation to rotate.

In fig. 1 and 3: the outer surface of the interface 5 is fixedly connected with an external thread 1, one end of the outer tube 4 is provided with a fastening component 3, the fastening component 3 comprises an inner ring 13, a screw 14, a movable plate 15, a limiting block 16, a protective plate 17, a bolt 18, a fastening strip 19, a notch 20, a bolt opening 21, a thread opening 22 and a thread plate 23, the inner ring 13 is internally provided with the notch 20, the notch 20 is internally provided with the fastening strip 19, two ends of the fastening strip 19 are respectively provided with the movable plate 15 and the thread plate 23, the front surface of the movable plate 15 is provided with the screw 14, the thread plate 23 is internally provided with the thread opening 22, the front surface of the inner ring 13 is provided with the bolt opening 21, one end of the inner ring 13 is provided with the limiting block 16, the outer surface of the limiting block 16 is provided with the protective plate 17, the front surface of the protective plate 17 is provided, the connection is firmer and the operation is simple.

The utility model discloses a theory of operation is: the three-way joint comprises two axial joints and a radial vertical joint, a fastening component 3 is arranged at each joint, when the three-way joint is used, a pipe fitting is connected by meshing internal and external threads, the elongated part is reinforced secondarily by the fastening component 3, a notch 20 is formed in the fastening component 3 in a penetrating way, a fastening strip 19 is arranged in the notch 20, screws 14 at two ends of the fastening strip 19 and a threaded opening 22 are used for tightening, the connected pipe fitting can be firmer and not easy to loosen, after the connection is finished, the fastening part can be blocked by the protection plate 17, the influence of other sundries is avoided, the service life can be prolonged, when the next operation is needed, the bolt 18 is opened, the limit block 16 can limit the range movement of the protection plate 17 and prevent the loss, the use is simple and convenient, and the rotation operation is desired after the connection, promote the inner tube to the centre, with outer chamfered edge 7 jack-up preforming 10 upwards, just can rotate, after accomplishing, loosen and utilize spring 8 to promote preforming 10 and push down outer chamfered edge 7 again, have rubber circle 11 at roof 12 internally mounted that the bottom of outer chamfered edge 7 set up, outer chamfered edge 7 and rubber circle 11 receive the extrusion of preforming 10 and can closely laminate, guarantee the gas tightness of joint.

The above-mentioned, only be the concrete implementation of the preferred embodiment of the present invention, but the protection scope of the present invention is not limited thereto, and any person skilled in the art is in the technical scope of the present invention, according to the technical solution of the present invention and the utility model, the concept of which is equivalent to replace or change, should be covered within the protection scope of the present invention.

Claims

1. The utility model provides a clamp pressure formula pipe fitting external screw thread tee bend crossover sub, includes outer tube (4), its characterized in that, outer tube (4) internally mounted has inner tube (2), inner tube (2) one end fixedly connected with interface (5), interface (5) outer fixed surface is connected with external screw thread (1), fastening component (3) are installed to outer tube (4) one end, outer tube (4) front surface middle part fixedly connected with radially connects (24).

2. The tee joint adapter with the external thread of the press-fit pipe fitting according to claim 1, wherein the inner pipe (2) comprises a pipeline (6), an outer chamfered edge (7), a spring (8), a bottom plate (9), a pressing sheet (10), a rubber ring (11) and a top plate (12), the bottom plate (9) is fixedly connected to one end of the pipeline (6), the spring (8) is installed inside the bottom plate (9), the pressing sheet (10) is fixedly connected to one end of the spring (8), the outer chamfered edge (7) is arranged on one side of the pressing sheet (10), the rubber ring (11) is installed at the bottom of the outer chamfered edge (7), and the top plate (12) is arranged at the bottom of the rubber ring (11).

3. The external thread three-way adapter of a press-fit pipe fitting according to claim 1, wherein the fastening assembly (3) comprises an inner ring (13), a screw (14), a movable plate (15), a stopper (16), a protection plate (17), a bolt (18), a fastening strip (19), a notch (20), a bolt opening (21), a thread opening (22) and a thread plate (23), the notch (20) is formed in the inner ring (13), the fastening strip (19) is mounted in the notch (20), the movable plate (15) and the thread plate (23) are respectively arranged at two ends of the fastening strip (19), the screw (14) is mounted on the front surface of the movable plate (15), the thread opening (22) is formed in the thread plate (23), the bolt opening (21) is formed on the front surface of the inner ring (13), the stopper (16) is arranged at one end of the inner ring (13), the outer surface of the limiting block (16) is provided with a protective plate (17), and the front surface of the protective plate (17) is provided with a bolt (18).

4. The external thread three-way adapter of the press-fit pipe fitting according to claim 1, wherein the fastening components (3) are respectively arranged at three interfaces of the outer pipe (4).

5. The three-way adapter for the external thread of the press-fit pipe fitting according to claim 3, wherein the screw (14) is matched with the threaded opening (22).

6. The tee adapter coupling with the external thread of the press-fit pipe fitting according to claim 2, wherein the springs (8) are uniformly arranged, and the rubber ring (11) is installed inside the top plate (12) and attached to the external chamfered edge (7).