Reducing tee flange pipe fitting

Abstract

The utility model relates to the technical field of reducing tee joints, in particular to a reducing tee joint flanged pipe fitting which comprises a pipe fitting body, and a rotating ring is arranged on the surface of the pipe fitting body. An arc-shaped plate is fixed to the end of the first jacking plate, a second jacking plate is fixed to the end of the arc-shaped plate, a second limiting strip is arranged on the surface of the second jacking plate, and a threaded connection ring is arranged outside the arc-shaped plate; the connecting pipe is arranged at the end part of the pipe fitting; the sealing device has the beneficial effects that the sealing strip is wound on the threaded position of the surface of the connecting pipe, when the end of the connecting pipe is pushed into the pipe fitting, the arc-shaped plate abuts against the surface of the sealing strip, the sealing strip is ejected into the open groove, the sealing strip is tightly attached to the surface of the connecting pipe, the connecting pipe is screwed, and the connecting pipe is screwed into the pipe fitting; the sealing strip is located between the connecting pipe and the pipe fitting, the sealing effect is achieved, and in the rotating process of the connecting pipe, the rotating ring rotates along with the connecting pipe.

Description

Technical Field

[0001] The utility model relates to the field of reducing tees, in particular to a reducing tee flange pipe fitting. Background Art

[0002] A reducing tee is one in which the branch pipe has a different diameter from the other two pipes, and an equal-diameter tee is one in which the diameters of both ends are the same.

[0003] In the prior art, when a reducing tee flange pipe fitting is connected, another set of pipe fittings is screwed onto the end of the reducing tee flange pipe fitting;

[0004] However, when the sealing strip is wrapped around the surface of the pipe fitting, it plays a sealing role when the pipe fitting is screwed into the interior of the reducing tee flange pipe fitting. During screwing, the wrapped sealing strip is easily pushed out, resulting in no sealing strip entering the screwed position, affecting the sealing effect. Utility Model Content

[0005] The utility model aims to provide a reducing tee flange pipe fitting to solve the problems raised in the above background technology.

[0006] To achieve the above object, the utility model provides the following technical solution: a reducing tee flange pipe fitting, the reducing tee flange pipe fitting comprising: a pipe fitting, a rotating ring is arranged on the surface of the pipe fitting;

[0007] A first top holding plate, an arc-shaped plate is fixed to the end of the first top holding plate, a second top holding plate is fixed to the end of the arc-shaped plate, a second limiting strip is arranged on the surface of the second top holding plate, and a screw connection ring is arranged on the outside of the arc-shaped plate; and

[0008] The connecting pipe is arranged at the end of the pipe fitting.

[0009] Preferably, the rotating ring can rotate at the end of the pipe, the first holding plate is fixed on the surface of the rotating ring, the first holding plate rotates along with the rotating ring, and the surface of the second holding plate is provided with threads.

[0010] Preferably, the screw-on ring can be screwed onto the surface of the second top holding plate, and the arc-shaped plate is elastic.

[0011] It can be deformed and the inner wall of the pipe is provided with threads.

[0012] Preferably, the connecting pipe is threadedly connected to the inside of the pipe fitting, a thread is provided on one end surface of the connecting pipe, and a sealing strip is wound around the end of the connecting pipe surface with the thread.

[0013] Preferably, a first limiting strip is provided on the surface of the connecting pipe, and a groove is opened on the surface of the connecting pipe. When the connecting pipe is inserted into the interior of the pipe fitting, the first supporting plate is inserted into the groove.

[0014] Preferably, when the screw-connecting ring is screwed onto the surface of the second top holding plate, the second top holding plate is held on the surface of the first limiting strips, and the second limiting strips are clamped between the first limiting strips.

[0015] Compared with the prior art, the beneficial effects of the utility model are:

[0016] The utility model proposes that a sealing strip is wound around a position where a thread is formed on the surface of a connecting pipe. When the end of the connecting pipe is pushed into the interior of the pipe fitting, the arc plate is supported on the surface of the sealing strip and the sealing strip is pushed into the groove so that the sealing strip is tightly attached to the surface of the connecting pipe. The connecting pipe is screwed so that the connecting pipe is screwed into the interior of the pipe fitting so that the sealing strip is located between the connecting pipe and the pipe fitting to play a sealing role. During the rotation of the connecting pipe, the rotating ring rotates with the connecting pipe to push the screw-connecting ring so that the screw-connecting ring moves to the surface of the second top holding plate. The screw-connecting ring is screwed so that the screw-connecting ring is screwed on the surface of the second top holding plate. The second top holding plate is supported on the surface of the first limiting strip and the second limiting strip is clamped on the surface of the first limiting strip to prevent the connecting pipe from loosening. BRIEF DESCRIPTION OF THE DRAWINGS

[0017] Figure 1 It is a schematic diagram of the three-dimensional structure of the utility model;

[0018] Figure 2 This is a schematic diagram of the structure of the pipe fitting of the utility model;

[0019] Figure 3 It is a schematic diagram of the partially enlarged structure of the pipe fitting of the utility model.

[0020] In the figure: pipe fitting 1, connecting pipe 2, first limiting strip 3, slot 4, rotating ring 5, screw ring 6, first top holding plate 7, arc plate 8, second top holding plate 9, second limiting strip 10. DETAILED DESCRIPTION

[0021] In order to make the purpose and technical solution of the utility model clearly and completely described, and the advantages more clearly understood, the embodiments of the utility model are further described in detail in conjunction with the accompanying drawings. It should be understood that the specific embodiments described here are part of the embodiments of the utility model, not all of the embodiments, and are only used to explain the embodiments of the utility model, and are not used to limit the embodiments of the utility model. All other embodiments obtained by ordinary technicians in this field without creative work are within the scope of protection of the utility model.

[0022] Embodiment 1

[0023] See also Figure 1-Figure 3The utility model provides a technical solution: a reducing tee flange pipe fitting, the reducing tee flange pipe fitting comprising: a pipe fitting 1, a rotating ring 5 is arranged on the surface of the pipe fitting 1; a first top holding plate 7, an arc plate 8 is fixed to the end of the first top holding plate 7, a second top holding plate 9 is fixed to the end of the arc plate 8, a second limiting strip 10 is arranged on the surface of the second top holding plate 9, and a threaded ring 6 is arranged on the outside of the arc plate 8; and a connecting pipe 2, which is arranged at the end of the pipe fitting 1, and when the end of the connecting pipe 2 is pushed into the interior of the pipe fitting 1, the arc plate 8 is held on the surface of the sealing strip, and the sealing strip is pushed into the groove 4.

[0024] Embodiment 2

[0025] On the basis of embodiment one, the rotating ring 5 can rotate at the end of the pipe fitting 1, the first top holding plate 7 is fixed on the surface of the rotating ring 5, the first top holding plate 7 rotates with the rotating ring 5, the surface of the second top holding plate 9 is provided with a thread, the rotating ring 5 rotates with the connecting pipe 2, pushing the threaded ring 6, so that the threaded ring 6 moves to the surface of the second top holding plate 9.

[0026] The threaded ring 6 can be threaded on the surface of the second top holding plate 9, and the arc plate 8 is elastic and can be deformed. The inner wall of the pipe fitting 1 is provided with threads. When the end of the connecting pipe 2 is pushed into the interior of the pipe fitting 1, the arc plate 8 is held on the surface of the sealing strip and the sealing strip is pushed into the groove 4.

[0027] The connecting pipe 2 is threadedly connected to the inside of the pipe fitting 1 , and a thread is arranged on one end surface of the connecting pipe 2 . A sealing strip is wound around the end of the connecting pipe 2 with the thread.

[0028] Embodiment 3

[0029] On the basis of the second embodiment, a first limiting strip 3 is provided on the surface of the connecting pipe 2 , and a groove 4 is opened on the surface of the connecting pipe 2 . When the connecting pipe 2 is inserted into the interior of the pipe fitting 1 , the first supporting plate 7 is inserted into the groove 4 .

[0030] When the screw-on ring 6 is screwed on the surface of the second top holding plate 9, the second top holding plate 9 is held on the surface of the first limiting strip 3, and the second limiting strip 10 is clamped between the first limiting strips 3. The screw-on ring 6 is screwed, and the screw-on ring 6 is screwed on the surface of the second top holding plate 9. The second top holding plate 9 is held on the surface of the first limiting strip 3, and the second limiting strip 10 is clamped on the surface of the first limiting strip 3.

[0031] In actual use, the sealing strip is wrapped around the threaded position on the surface of the connecting pipe 2. When the end of the connecting pipe 2 is pushed into the interior of the pipe fitting 1, the arc plate 8 is supported on the surface of the sealing strip, and the sealing strip is pushed into the groove 4, so that the sealing strip is tightly attached to the surface of the connecting pipe 2. The connecting pipe 2 is screwed so that the connecting pipe 2 is screwed into the interior of the pipe fitting 1, so that the sealing strip is located between the connecting pipe 2 and the pipe fitting 1, thereby playing a sealing role. During the rotation of the connecting pipe 2, the rotating ring 5 rotates with the connecting pipe 2, pushing the threaded ring 6, so that the threaded ring 6 moves to the surface of the second top holding plate 9, and the threaded ring 6 is screwed so that the threaded ring 6 is screwed on the surface of the second top holding plate 9. The second top holding plate 9 is supported on the surface of the first limit strip 3, and the second limit strip 10 is stuck on the surface of the first limit strip 3, thereby preventing the connecting pipe 2 from loosening.

[0032] Although the embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that various changes, modifications, substitutions and variations may be made to the embodiments without departing from the principles and spirit of the present invention, and that the scope of the present invention is defined by the appended claims and their equivalents.

Claims

1. A reducing tee flange pipe fitting, characterized in that: The reducing tee flange pipe fitting comprises: a pipe fitting (1), a rotating ring (5) being arranged on the surface of the pipe fitting (1); A first top holding plate (7), an arc-shaped plate (8) is fixed to the end of the first top holding plate (7), a second top holding plate (9) is fixed to the end of the arc-shaped plate (8), a second limiting strip (10) is arranged on the surface of the second top holding plate (9), and a screw-connecting ring (6) is arranged on the outside of the arc-shaped plate (8); and The connecting pipe (2) is arranged at the end of the pipe fitting (1).

2. A reducing tee flange pipe fitting according to claim 1, characterized in that: The rotating ring (5) can rotate at the end of the pipe (1), the first top holding plate (7) is fixed on the surface of the rotating ring (5), the first top holding plate (7) rotates along with the rotating ring (5), and the surface of the second top holding plate (9) is provided with threads.

3. A reducing tee flange pipe fitting according to claim 2, characterized in that: The screw-on ring (6) can be screwed onto the surface of the second top holding plate (9), and the arc-shaped plate (8) is elastic and can be deformed, and the inner wall of the pipe (1) is provided with threads.

4. A reducing tee flange pipe fitting according to claim 3, characterized in that: The connecting pipe (2) is threadedly connected to the interior of the pipe fitting (1); a thread is provided on the surface of one end of the connecting pipe (2); and a sealing strip is wound around the end of the connecting pipe (2) with the thread.

5. A reducing tee flange pipe fitting according to claim 4, characterized in that: The surface of the connecting pipe (2) is provided with a first limiting strip (3), and the surface of the connecting pipe (2) is provided with a groove (4). When the connecting pipe (2) is inserted into the interior of the pipe fitting (1), the first supporting plate (7) is inserted into the groove (4).

6. A reducing tee flange pipe fitting according to claim 5, characterized in that: When the screw-connecting ring (6) is screwed onto the surface of the second holding plate (9), the second holding plate (9) is held onto the surface of the first limiting strips (3), and the second limiting strips (10) are clamped between the first limiting strips (3).

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