Position adjustable tee joint structure

Abstract

The application relates to a position-adjustable three-way connecting structure, which comprises a pipe A sleeved on a pipeline, a pipe B vertically connected with the pipe A, a through hole with a diameter smaller than the inner diameter of the pipe B provided on the pipeline corresponding to the position of the pipe B, a third pipeline connected with the pipe B and communicated with the pipeline, and a sealing mechanism for sealing and communicating the pipeline and the third pipeline. The three-way connecting structure has the advantages of reasonable structure design, arbitrary adjustment of the three-way position, convenient installation, no need of disassembling other pipelines for later maintenance and the like.

Description

TECHNICAL FIELD

[0001] The present application relates to the technical field of pipeline construction, in particular to a position-adjustable tee joint structure. BACKGROUND

[0002] In the field of fire-fighting pipeline installation, heating pipeline installation and the like, a tee joint is often used to connect pipelines, and the existing tee joint is connected by threads when installed. The existing tee joint has some problems in actual installation and later pipeline maintenance: firstly, the threads at the end of the pipeline need to be processed on site, and after processing, a sealing bag needs to be wound on the threads, which is relatively cumbersome to operate; secondly, the position of the installed tee joint cannot be adjusted, and if the position of the tee joint needs to be changed, different lengths of pipelines need to be replaced; thirdly, when one pipeline is damaged or leaks liquid, the damaged pipeline needs to be removed after the associated multiple pipelines are disassembled, which is inconvenient for later maintenance.

[0003] It should be noted that the above content belongs to the technical cognition of the inventor and does not necessarily constitute the prior art. SUMMARY

[0004] The present application aims to solve the problems existing in the prior art, and provides a position-adjustable tee joint structure, which has the advantages of reasonable structure design, arbitrary adjustment of the position of the tee joint, convenient installation, no need to disassemble other pipelines for later maintenance and the like.

[0005] The present application achieves the above-mentioned purpose by adopting the following technical solutions:

[0006] The position-adjustable tee joint structure comprises:

[0007] a pipe A, which is sleeved on a pipeline;

[0008] a pipe B, which is connected perpendicularly to the pipe A, wherein the pipeline is provided with a through hole corresponding to the position of the pipe B, the diameter of the through hole is smaller than the inner diameter of the pipe B, and the pipe B is connected with a third pipeline in communication with the pipeline;

[0009] a sealing mechanism, which is used for sealing communication between the pipeline and the third pipeline.

[0010] The pipe A and the pipe B are integrally processed and formed.

[0011] The sealing mechanism comprises a compression pipe, which is provided with a sealing ring A, a compression pad and a sealing pad in sequence, the sealing ring A is in contact with the pipeline for sealing, the compression pipe is arranged on the inner wall of the pipe B by thread connection, one end of the compression pipe is inserted into the through hole and in communication with the pipeline, and the other end is provided with an annular protrusion, which is used for compressing the sealing ring A, the compression pad and the sealing pad.

[0012] The outer wall of the pipe B is provided with external thread A for mounting the third pipeline, the inner wall of the pipe B is provided with internal thread A for mounting the compression pipe, and the annular protruding outer wall is provided with external thread B.

[0013] The lower end of the compression pipe is provided with a plurality of recessed holes for mounting the compression pipe, and the annular protruding outer wall and the compression pipe are provided with mounting grooves for mounting the sealing gasket.

[0014] The two ends of the sealing ring A are designed as circular arc curved surfaces A matched with the outer shape of the pipeline, one end of the compression gasket is designed as circular arc curved surface B matched with the circular arc curved surface A, and the other end is designed as an end plane.

[0015] The sealing mechanism comprises a lock nut, the lock nut is threadedly connected with the pipe B, the pipe B is sleeved with a third pipeline, the front end of the third pipeline is provided with a circular arc groove matched with the outer shape of the pipeline, the third pipeline is clamped on the pipeline through the circular arc groove, a sealing ring B is arranged between the third pipeline and the pipeline, a limiting groove is arranged on the outer wall of the third pipeline, an installation groove is arranged on the inner wall of the lock nut, an elastic clamping piece is arranged in the installation groove, and the elastic clamping piece cooperates with the limiting groove to realize sealed communication between the third pipeline and the pipeline.

[0016] The inner wall of one end of the lock nut connected with the pipe B is provided with internal thread B, and the pipe B is provided with external thread C matched with the internal thread B.

[0017] The two ends of the sealing ring B are designed as circular arc curved surfaces C matched with the shape of the outer wall of the pipeline.

[0018] The limiting groove comprises annular end face arranged in the radial direction of the third pipeline and circular truncated cone side face arranged in the axial direction of the third pipeline.

[0019] The elastic clamping piece comprises an elastic clamping ring provided with an opening, a plurality of elastic clamping claws are arranged at one end of the elastic clamping ring in the circumferential direction, the elastic clamping claws are designed to be bent inward in the axial direction of the elastic clamping ring, the installation groove comprises annular groove for mounting the elastic clamping ring and clamping claw groove for mounting the elastic clamping claw, and the clamping claw groove is in communication with the annular groove.

[0020] The above structure can bring the following beneficial effects:

[0021] By designing the pipe A, the pipe B, the third pipeline and the sealing mechanism, the pipe A can be moved to any position along the pipeline, when positioning, the hole (through hole) is opened on the pipeline, then the three-way connection can be realized through the action of the sealing mechanism, the pipe A in the application only plays a role of installation support and does not need to be communicated with the pipeline, the same pipeline itself is equivalent to two ways, which overturns the existing three-way design concept, is simple to operate, convenient to install, can be adjusted according to the actual position on site and then opened and communicated, when the later maintenance, other pipelines do not need to be disassembled, only the third pipeline needs to be disassembled, so that the translation of the three-way can be realized. BRIEF DESCRIPTION OF DRAWINGS

[0022] Figure 1 It is a three-way connection structure schematic diagram of the embodiment 1 of the application;

[0023] Figure 2 It is a three-way connection structure schematic diagram of the embodiment 1 of the application;

[0024] Figure 3 It is a structure schematic diagram of the pressing pipe of the embodiment 1 of the application;

[0025] Figure 4 It is a structure schematic diagram of the sealing ring A of the embodiment 1 of the application;

[0026] Figure 5 It is a structure schematic diagram of the pressing pad of the embodiment 1 of the application;

[0027] Figure 6 It is a three-way connection structure schematic diagram of the embodiment 2 of the application;

[0028] Figure 7 It is a structure schematic diagram of the lock nut of the embodiment 2 of the application;

[0029] Figure 8 It is a structure schematic diagram of the third pipeline of the embodiment 2 of the application;

[0030] Figure 9 It is a structure schematic diagram of the elastic clamping piece of the embodiment 2 of the application;

[0031] Figure 10 It is a side view of the elastic clamping piece of the embodiment 2 of the application;

[0032] Figure 11 It is a structure schematic diagram of the sealing ring B of the embodiment 2 of the application;

[0033] In the figure, 1, pipe A, 2, pipeline, 3, pipe B, 4, through hole, 5, third pipeline, 6, sealing mechanism, 601, pressing pipe, 602, sealing ring A, 603, pressing pad, 604, sealing pad, 605, lock nut, 606, circular arc groove, 607, sealing ring B, 608, limiting groove, 6081, annular end face, 6082, circular table side, 609, mounting groove, 6091, annular groove, 6092, clamping jaw groove, 610, elastic clamping piece, 6101, elastic clamping ring, 6102, elastic clamping jaw, 6103, opening, 7, annular protrusion, 8, external thread A, 9, internal thread A, 10, external thread B, 11, recess, 12, mounting groove, 13, circular arc curved surface A, 14, circular arc curved surface B, 15, end plane, 16, internal thread B, 17, external thread C, 18, circular arc curved surface C. DETAILED DESCRIPTION

[0034] In order to more clearly illustrate the overall concept of the present application, the following will be described in detail with reference to the accompanying drawings.

[0035] In the following description, a lot of specific details are set forth in order to provide a thorough understanding of the present application, however, the present application can also be implemented in other ways different from those described herein, therefore, the scope of protection of the present application is not limited by the specific embodiments disclosed below.

[0036] Each embodiment in the specification is described in a progressive manner, and the same or similar parts between each embodiment can be referred to each other, and each embodiment focuses on the difference from other embodiments.

[0037] In addition, the terms "one end", "the other end", "A", "B", "C" and the like are only for descriptive purposes, and cannot be understood as indicating or implying relative importance or implicitly indicating the position of the technical features indicated.

[0038] In the present application, unless otherwise explicitly specified and limited, the terms "provided with", "provided", "connected" and the like should be understood in a broad sense, for example, it can be fixedly connected, or it can be detachably connected, or it can be integrated; it can be mechanically connected; it can be directly connected, or it can be indirectly connected through an intermediate medium. For those skilled in the art, the specific meaning of the above terms in the present application can be understood according to the specific circumstances. Embodiment 1

[0039] As Figures 1-5 shown, the position-adjustable tee joint structure comprises:

[0040] Pipe A1, the pipe A1 is sleeved on the pipeline 2;

[0041] A third pipe 5 is connected with the pipe 2, and a sealing mechanism 6 is arranged between the pipe 2 and the third pipe 5.

[0042] A sealing mechanism 6 is arranged between the pipe 2 and the third pipe 5. By designing the pipe A1, the pipe B3, the third pipe 5 and the sealing mechanism 6, the pipe A1 can be moved to any position along the pipe 2, and a hole is opened on the pipe 2 after positioning, and then the three-way connection is realized through the sealing mechanism 6. The pipe A1 in the application only plays a role of installation support and does not need to be connected with the pipe 2. The same pipe 2 itself is equivalent to a two-way pipe, which overturns the existing three-way design concept, is simple to operate, convenient to install, can be adjusted according to the actual position on site, and after the hole is opened, the third pipe 5 only needs to be disassembled to realize the translation of the three-way connection.

[0043] The pipe A1 and the pipe B3 are integrally formed. The pipe A1 and the pipe B3 are integrally formed, and the overall structural strength is higher.

[0044] The sealing mechanism 6 comprises a pressing pipe 601, a sealing ring A 602, a pressing pad 603 and a sealing pad 604 arranged in sequence on the pressing pipe 601, the sealing ring A 602 is in contact with the pipe 2, the pressing pipe 601 is arranged on the inner wall of the pipe B3 through threaded connection, one end of the pressing pipe 601 is inserted into the hole 4 and communicates with the pipe 2, and the other end is provided with an annular protrusion 7, and the annular protrusion 7 is used for pressing the sealing ring A 602, the pressing pad 603 and the sealing pad 604. The pressing pipe 601 is used for extruding and sealing the sealing ring A 602, the pressing pad 603 and the sealing pad 604, and the pipe 2 is connected with the third pipe 5.

[0045] An outer thread A8 for installing the third pipe 5 is arranged on the outer wall of the pipe B3, an inner thread A9 for installing the pressing pipe 601 is arranged on the inner wall of the pipe B3, and an outer thread B10 is arranged on the outer wall of the annular protrusion 7.

[0046] A plurality of recessed holes 11 for installing the pressing pipe are arranged at the lower end of the pressing pipe 601, and a mounting groove 12 for installing the sealing pad 604 is arranged on the outer wall of the annular protrusion 7 and the pressing pipe 601. The recessed hole 11 is designed to facilitate the use of installation tools to tighten the pressing pipe 601.

[0047] The sealing ring A602 is designed as a circular arc curved surface A13 matching the shape of the pipeline 2 at both ends, and the pressing pad 603 is designed as a circular arc curved surface B14 matching the circular arc curved surface A13 at one end and an end plane 15 at the other end. The circular arc curved surface design can be attached to the outer wall of the pipeline 2, which helps to improve the sealing effect.

[0048] Use process of the embodiment:

[0049] The pipe A1 is sleeved on the pipeline 2 in advance, the position of the tee joint is adjusted by moving the pipe A1, the pipeline 2 is directly drilled on site after the position of the opening is positioned, the pressing pipe 601 sleeved with the sealing ring A602, the pressing pad 603 and the sealing gasket 604 is screwed into the pipe B3 after the drilling is completed, the end of the pressing pipe 601 enters the through hole 4, the pressing pipe 601 communicates the pipeline 2 with the pipe B3, the sealing ring A602, the pressing pad 603 and the sealing gasket 604 are pressed on the pipeline 2 under the action of the annular protrusion 7 and seal the through hole 4, and finally the third pipeline 5 is screwed on the pipe B3 to complete the tee joint connection. The operation is simple, the installation is convenient, and the sealing is reliable. When the position of the tee joint needs to be replaced later, the pipeline 2 does not need to be replaced, only the third pipeline 5 needs to be disassembled, then the position of the tee joint is replaced by moving the pipe A1 on the pipeline 2, the third pipeline 5 is re-installed after the position of the new tee joint is positioned, and the original drilling is sealed, so that the replacement is very simple. Embodiment 2

[0050] The difference between the embodiment and the embodiment 1 is:

[0051] As shown in 6-11, the sealing mechanism 6 includes a lock nut 605, the lock nut 605 is screwed with the pipe B3, the third pipeline 5 is sleeved in the pipe B3, the front end of the third pipeline 5 is provided with a circular arc groove 606 matching the shape of the pipeline 2, the third pipeline 5 is clamped on the pipeline 2 through the circular arc groove 606, a sealing ring B 607 is arranged between the third pipeline 5 and the pipeline 2, a limiting groove 608 is arranged on the outer wall of the third pipeline 5, an installation groove 609 is arranged on the inner wall of the lock nut 605, an elastic clamping piece 610 is arranged in the installation groove 609, and the elastic clamping piece 610 cooperates with the limiting groove 608 to make the third pipeline 5 and the pipeline 2 in sealed communication. The lock nut 605, the limiting groove 608 and the elastic clamping piece 610 are used to directly connect the third pipeline 5 with the pipeline 2, and then the sealing ring B 607 is used to seal, so that the overall structure is more convenient to install.

[0052] The inner wall of one end of the lock nut 605 connected with the pipe B3 is provided with an internal thread B16, and the pipe B3 is provided with an external thread C17 matching the internal thread B16. The threaded connection is more convenient to install and can adjust the sealing pressure.

[0053] The sealing ring B607 is designed as a circular arc surface C18 matching the shape of the outer wall of the pipeline 2 at both ends.

[0054] The limiting groove 608 includes an annular end surface 6081 arranged along the radial direction of the third pipeline 5 and a circular truncated cone side surface 6082 arranged along the axial direction of the third pipeline 5. The annular end surface 6081 cooperates with the elastic clamping piece 610 to limit the third pipeline 5 from being separated from the pipeline 2, and the circular truncated cone side surface 6082 can release and press the elastic clamping piece 610, thereby achieving the installation and disassembly of the third pipeline 5.

[0055] The elastic clamping piece 610 includes an elastic clamping ring 6101 provided with an opening 6103, and a plurality of elastic clamping claws 6102 are arranged at one end of the elastic clamping ring 6101 in the circumferential direction. The elastic clamping claws 6102 are elastically deformed under the action of an external force, and the elastic clamping claws 6102 are designed to be bent inward along the axial direction of the elastic clamping ring 6101. The mounting groove 609 includes an annular groove 6091 for mounting the elastic clamping ring 6101 and a clamping claw groove 6092 for mounting the elastic clamping claw 6102, and the clamping claw groove 6092 is in communication with the annular groove 6091. The annular groove 6091 limits the elastic clamping ring 6101, and the lock nut 605 moves through the annular groove 6091 to move the elastic clamping ring 6101 together.

[0056] The use process of the embodiment is as follows:

[0057] The pipe A1 is sleeved on the pipeline 2 in advance, the position of the tee joint is adjusted by moving the pipe A1, the pipeline 2 is directly drilled on site after the position of the opening is positioned, the third pipeline 5 sleeved with the sealing ring B607 is inserted into the pipe B after the drilling is completed, and then the lock nut 605 is mounted on the pipe B3 through threads. During the tightening process of the lock nut 605, the elastic clamping piece 610 moves through the annular groove 6091, and when the elastic clamping piece 610 moves to the position of the limiting groove 608, the elastic clamping claws 6102 in the elastic clamping piece 610 are elastically deformed and reset because they are not constrained, and then the elastic clamping claws 6102 are inserted into the limiting groove 608 and the front ends of the elastic clamping claws 6102 are in contact with the annular end surface 6081. After the lock nut 605 is completely tightened, the third pipeline 5 is connected and sealed with the pipeline 2 by extrusion, and the pipeline 2 is connected with the third pipeline 5 through the through hole 4. The scheme of the application is convenient to disassemble and assemble, convenient to adjust the position of the tee joint, and reliable in connection and sealing.

[0058] The above specific embodiments cannot be regarded as a limitation on the protection scope of the application, and any alternative improvement or change made by a person skilled in the art to the embodiments of the application falls within the protection scope of the application.

[0059] The invention is not detailed in the places where the technology is known to the person skilled in the art.

Claims

1. A position adjustable tee connection structure, characterized by, The utility model relates to a kind of three-way pipe, including: Pipe A, the pipe A is sleeved on pipe; Pipe B, the pipe B is connected with the pipe A vertically, the pipe A is integrally processed with the pipe B;The pipe is provided with through hole corresponding to the position of the pipe B, the through hole diameter is less than the pipe B inner diameter, the pipe B is connected with the third pipe that communicates with the pipe;Sealing mechanism for the pipe and the third pipe sealing communication; The sealing mechanism includes compression tube, sealing ring A, compression pad and sealing pad are sequentially arranged on the compression tube, the sealing ring A is in contact with the pipe sealing, the compression tube is arranged on the inner wall of the pipe B by screw connection, one end of the compression tube is inserted into the through hole and communicates with the pipe, the other end is provided with annular protrusion, the annular protrusion is used to compress sealing ring A, compression pad and sealing pad;In advance by pipe A is sleeved on pipe, by moving pipe A realizes the adjustment of three-way position, when opening hole position is positioned, directly on-site opening hole on pipe, after opening hole is completed, compression tube with sealing ring A, compression pad and sealing pad are threaded into pipe B and compression tube end enters through hole, compression tube communicates pipe with pipe B, while sealing ring A, compression pad and sealing pad are compressed on pipe and seal through hole under the action of annular protrusion, finally, the third pipe is threaded on pipe B, and three-way connection is completed;When three-way position needs to be replaced later, pipe does not need to be replaced, only need to disassemble the third pipe, then replace three-way position by pipe A on pipe, when new three-way position is positioned, third pipe is installed again after being punched, and the original punching is blocked, so it is very simple to replace ​ Or, the sealing mechanism comprises a lock nut, the lock nut is screwed with the pipe B, a third pipeline is sleeved in the pipe B, a circular arc groove matched with the shape of the pipeline is arranged at the front end of the third pipeline, the third pipeline is clamped on the pipeline through the circular arc groove, a sealing ring B is arranged between the third pipeline and the pipeline, a limiting groove is arranged on the outer wall of the third pipeline, an installation groove is arranged on the inner wall of the lock nut, an elastic clamping piece is arranged in the installation groove, and the elastic clamping piece cooperates with the limiting groove to realize the sealed communication between the third pipeline and the pipeline; the limiting groove comprises an annular end face arranged in the radial direction of the third pipeline and a circular truncated cone side face arranged in the axial direction of the third pipeline; the elastic clamping piece comprises an elastic clamping ring provided with an opening, a plurality of elastic clamping claws are arranged at one end of the elastic clamping ring in the circumferential direction, the elastic clamping claws are designed to be bent inward in the axial direction of the elastic clamping ring, the installation groove comprises an annular groove for installing the elastic clamping ring and a clamping claw groove for installing the elastic clamping claw, and the clamping claw groove is communicated with the annular groove; the pipe A is sleeved on the pipeline in advance, the position of the tee joint is adjusted by moving the pipe A, the hole is directly opened on the pipeline after the position of the opening hole is positioned, the third pipeline sleeved with the sealing ring B is inserted into the pipe B after the opening hole is opened, then the lock nut is screwed on the pipe B, the elastic clamping piece on the annular groove is moved during the screwing of the lock nut, when the elastic clamping piece moves to the position of the limiting groove, the elastic clamping claws in the elastic clamping piece are not constrained, and are elastically deformed and reset, then the elastic clamping claws are inserted into the limiting groove, and the front ends of the elastic clamping claws are in contact with the annular end face, and the third pipeline is in sealing connection with the pipeline after the lock nut is completely screwed, and the pipeline is in communication with the third pipeline through the through hole.

2. The position adjustable tee structure of claim 1, wherein, An outer thread A for installing the third pipeline is arranged on the outer wall of the pipe B, and an inner thread A for installing the compression tube is arranged on the inner wall of the pipe B.

3. The position adjustable tee structure of claim 2, wherein, A plurality of recessed holes for installing the compression tube are arranged at the lower end of the compression tube, and an installation groove for installing the sealing gasket is arranged on the outer wall of the annular protrusion and the compression tube.

4. The position adjustable tee structure of claim 3, wherein, The two ends of the sealing ring A are designed as circular arc curved surfaces A matched with the shape of the pipeline, one end of the compression pad is designed as a circular arc curved surface B matched with the circular arc curved surface A, and the other end is designed as a flat end surface.

5. The position adjustable tee structure of claim 1, wherein, An inner thread B is arranged on the inner wall of one end of the lock nut connected with the pipe B, an outer thread C matched with the inner thread B is arranged on the pipe B, and the two ends of the sealing ring B are designed as circular arc curved surfaces C matched with the shape of the outer wall of the pipeline.

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