CN211901920U - Socket joint pressfitting pipe fitting - Google Patents

Socket joint pressfitting pipe fitting Download PDF

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Publication number
CN211901920U
CN211901920U CN202020457932.XU CN202020457932U CN211901920U CN 211901920 U CN211901920 U CN 211901920U CN 202020457932 U CN202020457932 U CN 202020457932U CN 211901920 U CN211901920 U CN 211901920U
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pipe
fitting
tube
main
pipe fitting
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CN202020457932.XU
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Chinese (zh)
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李继平
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Shenzhen Xideli Industrial Co ltd
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Shenzhen Xideli Industrial Co ltd
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Abstract

The utility model discloses a socket joint pressfitting pipe fitting, it includes: the main pipe fitting comprises a main pipe and a bearing pipe connected to the end part of the main pipe; the auxiliary pipe fitting is arranged at the pipe orifice of the main pipe fitting; wherein each auxiliary pipe fitting comprises a crimping pipe and a pressing pipe which are connected with each other; the crimping pipe is sleeved in the bearing pipe, and a gap is reserved between the crimping pipe and the bearing pipe so as to facilitate the insertion of a pipe. The utility model discloses socket joint pressfitting pipe fitting adopts bilayer structure, presses or ring through the card after tubular product inserts the clearance, owing to there is the inside takeover to the support of tubular product, avoids the tip pressurized to warp, further improves joint strength, need not the sealing washer simultaneously, and processing is convenient and efficient.

Description

Socket joint pressfitting pipe fitting
Technical Field
The utility model belongs to the technical field of the pipe connection technique and specifically relates to a socket joint pressfitting pipe fitting has been related to.
Background
Pipe fitting (Pipe fitting) is a general name of parts in a pipeline system which play roles in connection, control, diversion, sealing, supporting and the like. The plastic pipe fitting and the metal pipe fitting are generally divided according to the material, wherein the metal pipe fitting has the characteristics of firmness, durability, strong corrosion resistance and long service life compared with the plastic pipe fitting. The joint of the existing metal pipe fitting and the pipe is generally a single-layer hollow pipe, so that the strength of a compression joint part is low, the sealing performance is poor, a sealing ring needs to be arranged in the clamping or ring pressing process, the processing difficulty is increased, the processing efficiency is reduced, the processing cost is increased, and the construction is inconvenient.
SUMMERY OF THE UTILITY MODEL
Therefore, it is necessary to provide a socket press-fit pipe fitting to solve the above technical problems.
In order to solve the technical problem, the utility model adopts the following technical scheme:
a socket press-fit pipe fitting, comprising:
the main pipe fitting comprises a main pipe and a bearing pipe connected to the end part of the main pipe;
the auxiliary pipe fitting is arranged at the pipe orifice of the main pipe fitting; wherein,
each auxiliary pipe element comprises a crimping pipe and a pressing pipe which are connected with each other; the crimping pipe is sleeved in the bearing pipe, and a gap is reserved between the crimping pipe and the bearing pipe so as to facilitate the insertion of a pipe.
As a result of the utility model provides an improvement of socket joint pressfitting pipe fitting, the main part intraductal diameter with the tubular product internal diameter equals.
As the utility model provides an improvement of socket joint pressfitting pipe fitting, the width in clearance is greater than the tubular product wall thickness.
As the utility model provides an improvement of socket joint pressfitting pipe fitting, the tip of crimping pipe supports and leans on the junction of adapting pipe and main part pipe.
As the utility model provides an improvement of socket joint pressfitting pipe fitting, the internal diameter of shown crimping pipe is less than or equal to the external diameter of adapting pipe.
As the utility model provides an improvement of socket joint pressfitting pipe fitting, the main part pipe is through connecting pipe, tee bend connecting pipe, cross connecting pipe or elbow connecting pipe.
As an improvement of the socket press fitting provided by the present invention, the elbow angle of the elbow connecting pipe is 0 to 180 °.
As the utility model provides an improvement of socket joint pressfitting pipe fitting, the terminal surface of adapter tube is higher than the terminal surface of pressfitting pipe or with the terminal surface of pressfitting pipe flushes.
As the utility model provides an improvement of socket joint pressfitting pipe fitting, main part pipe and adapter integrated into one piece perhaps be in main part pipe tip obtains through the liquid compression technology the adapter.
As the utility model provides an improvement of socket joint pressfitting pipe fitting, crimping pipe and pressfitting pipe integrated into one piece perhaps be in the pressfitting pipe tip obtains through the liquid compression technology the crimping pipe.
Compared with the prior art, the utility model discloses there is following beneficial effect:
the utility model discloses socket joint pressfitting pipe fitting adopts bilayer structure, presses or ring through the card after tubular product inserts the clearance, owing to there is the inside takeover to the support of tubular product, avoids the tip pressurized to warp, further improves joint strength, need not the sealing washer simultaneously, and processing is convenient and efficient. Before the pipe is inserted, sealant can be injected into the gap, and the connection sealing performance can be greatly improved by extrusion deformation of the sealant after clamping or ring pressing.
Taking a pipeline for a fire-fighting system as an example (it needs to be explained that the metal pipe fitting is not limited to the application of a pipeline of a consumption system), a galvanized steel pipeline is adopted at present, the connection mode is screw thread connection, the surface of the pipe is firstly damaged due to the processing of screw threads, after the pipe and the pipe are connected, a screw thread head without a galvanized layer is contacted with water, rusting and water seepage or even water leakage can be caused after years, a plurality of pipelines need to be provided with a new pipeline system after ten years, and the replacement cost is extremely high; and the utility model discloses a pipe fitting is double-pipe fitting, has the clearance between adapter and the pressfitting pipe and just protects the pipe cutting surface (section) of tubular product, lets the dissection face can not rust, not only protects the life of pipeline, and simple to operate practices thrift the cost of labor moreover, and operating pressure is from 3.0Mpa as the starting point completely simultaneously, provides a new connected mode for need high pressure water pipe later on.
Drawings
In order to illustrate the present application or prior art more clearly, a brief description of the drawings needed for the description of the embodiments or prior art will be given below, it being clear that the drawings in the following description are some embodiments of the present application and that other drawings can be derived from them by a person skilled in the art without inventive effort.
Fig. 1 is an exploded schematic view of a socket press fitting pipe fitting in embodiment 1 of the present invention;
fig. 2 is a cross-sectional view of a socket press fitting pipe fitting according to embodiment 1 of the present invention;
fig. 3 is a schematic view of the connection between a socket press fitting pipe fitting and a pipe in embodiment 1 of the present invention;
fig. 4 is a cross-sectional view of a socket press fitting pipe fitting in embodiment 2 of the present invention;
fig. 5 is a cross-sectional view of a socket press fitting pipe fitting according to embodiment 3 of the present invention;
fig. 6 is the utility model discloses embodiment 4 socket joint pressfitting pipe fitting's cross-sectional view.
Detailed Description
In order to make the technical solution of the present invention better understood, the technical solution of the embodiments of the present invention will be clearly and completely described below 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 efforts shall belong to the protection scope of the present invention.
In the description of the present invention, it is to be understood that the terms "center", "longitudinal", "lateral", "length", "width", "thickness", "upper", "lower", "front", "rear", "left", "right", "vertical", "horizontal", "top", "bottom", "inner", "outer", "clockwise", "counterclockwise", "axial", "radial", "circumferential", and the like, indicate the orientation or positional relationship indicated based on the drawings, and are only for convenience of description and simplicity of description, and do not indicate or imply that the device or element referred to must have a particular orientation, be constructed and operated in a particular orientation, and therefore, should not be construed as limiting the present invention.
Furthermore, the terms "first", "second" and "first" are used for descriptive purposes only and are not to be construed as indicating or implying relative importance or implicitly indicating the number of technical features indicated. Thus, a feature defined as "first" or "second" may explicitly or implicitly include at least one such feature. In the description of the present invention, "a plurality" means at least two, e.g., two, three, etc., unless specifically limited otherwise.
In the present invention, unless otherwise expressly stated or limited, the terms "mounted," "connected," and "fixed" are to be construed broadly and may, for example, be fixedly connected, detachably connected, or integrally formed; may be mechanically coupled, may be electrically coupled or may be in communication with each other; they may be directly connected or indirectly connected through intervening media, or they may be connected internally or in any other suitable relationship, unless expressly stated otherwise. The specific meaning of the above terms in the present invention can be understood according to specific situations by those skilled in the art.
In order to make the technical solutions better understood by those skilled in the art, the technical solutions in the embodiments of the present application will be clearly and completely described below with reference to the accompanying drawings.
Example 1
As shown in fig. 1 and 2, the present embodiment provides a socket press-fit pipe fitting, which includes a main pipe fitting 1 and an auxiliary pipe fitting 2 disposed at a pipe orifice of the main pipe fitting 1.
The main pipe fitting 1 comprises a main pipe 11 and bearing pipes 12 connected to two ends of the main pipe 11, the main pipe 11 is a through connecting pipe, the main pipe 11 and the bearing pipes 12 can be integrally formed, or the bearing pipes 12 can be obtained at the ends of the main pipe 11 through a liquid compression process, so that the connecting strength and the sealing performance are enhanced. The inner diameter of the adapting pipe 12 is smaller than that of the main body pipe 11.
In this embodiment, the two auxiliary pipe fittings 2 are respectively sleeved at the two pipe orifices of the main pipe fitting 1. Each of the auxiliary pipe members 2 includes a press pipe 21 and a press pipe 22 connected to each other; the crimping pipe 21 is sleeved on the outer wall of the adapting pipe 12, the surface of the crimping pipe 21 sleeved on the outer wall of the adapting pipe 12 is basically equal to the main pipe 11, namely, does not bulge, a gap 3 is formed between the pressing pipe 22 and the adapting pipe 12 so as to facilitate the insertion of a pipe 4, and the width d of the gap 3 is slightly larger than the wall thickness of the pipe 4.
Further, the outer diameter of the adapting pipe 12 is smaller than (preferably slightly smaller than) the inner diameter of the pipe 4, the end of the press-fit pipe 22 is provided with a horn-shaped guide port 23, when the pipe is connected with a pipe, the guide port 23 plays a role of facilitating the pipe to be inserted, the pipe connection difficulty is further reduced, and the problem that the pipe port is damaged due to the fact that the existing pipe is frequently inserted into the pipe is solved.
Further, the inner diameter of the crimping pipe 21 is smaller than or equal to the outer diameter of the adapting pipe 12, and the embodiment is preferably slightly smaller than the outer diameter of the adapting pipe 12, that is, the connection mode of the crimping pipe 21 and the adapting pipe 12 is tight connection through interference fit connection, so that looseness is avoided, the connection strength is enhanced, welding is not needed, and the processing cost and difficulty are reduced. Note that, the joint between the pressure welding pipe 21 and the receiving pipe 12 may be sealed with glue, thereby further strengthening the joint strength and improving the joint stability and airtightness. Furthermore, the end of the pressing pipe 21 abuts against the joint of the adapting pipe 12 and the main pipe 11, so that the situation that the main pipe 1 and the pipe 4 cannot be connected or are not connected well due to the fact that the auxiliary pipe 2 is pushed when the pipe 4 is inserted is avoided, and the stability of connection is further improved.
Further, the crimping pipe 21 and the pressing pipe 22 may be integrally formed, or the crimping pipe 21 may be obtained at the end of the pressing pipe 22 through a liquid compression process, so as to enhance the connection strength and the sealing performance.
Furthermore, the main pipe fitting 1 and the auxiliary pipe fitting 2 are both made of metal or alloy. The connecting structure can be made of copper, aluminum, carbon steel, stainless steel or other metal materials and alloys thereof, so that the connecting strength is enhanced, and the service life is prolonged.
Furthermore, the end surface of the adapting pipe 12 is higher than the end surface of the pressing pipe 22 or is flush with the end surface of the pressing pipe 22, that is, the length of the adapting pipe 12 is prolonged, and the strength and rigidity of the joint of the pipe fitting and the pipe 4 are improved.
Further, the main part pipe 11 internal diameter with 4 internal diameters of tubular product equal, guarantee that pipe fitting and tubular product are connected the back pipe diameter and keep unanimous basically, provide holistic aesthetic property to and reduce the pipe diameter and mismatch and cause the influence possibility of water pressure or atmospheric pressure's change to connection stability and sealing performance.
It is noted that, in practice, the inner diameter of the main tube 11 may be larger (preferably slightly larger) or smaller (preferably slightly smaller) than the inner diameter of the tubing 4.
Example 2
The only difference from example 1 is that: the main body pipe 11 is a three-way connecting pipe, the three end parts are all connected with the adapting pipes 12, and the adapting pipes 12 are all sleeved with the auxiliary pipe fittings 2, as shown in fig. 4.
Example 3
The only difference from example 1 is that: the main body pipe 11 is a four-way connecting pipe, the four end parts are all connected with the adapting pipes 12, and the adapting pipes 12 are all sleeved with the auxiliary pipe fittings 2, as shown in fig. 5.
Example 4
The only difference from example 1 is that: the main body pipe 11 is an elbow connecting pipe, two end parts are both connected with a receiving pipe 12, and the receiving pipe 12 is sleeved with the auxiliary pipe fitting 2, as shown in fig. 6.
The elbow angle of the elbow connecting pipe is 0-180 degrees, and a corresponding connecting structure can be formed according to the actual pipeline erection requirement.
Referring to fig. 3, the utility model discloses a method for using socket pressing pipe fitting:
(1) inserting the pipe 4 into the gap 3 between the adapting pipe 12 and the pressing pipe 22, and continuing to penetrate until the end part of the pipe 4 abuts against the joint of the pressing pipe 21 and the adapting pipe 12;
(2) a sealant, such as anaerobic adhesive or AB adhesive, is injected into the gap 3; this step may also precede step (1);
(3) and locking the pressing pipe 22 by a clamping or annular pressing tool, and pressing according to the specified pressure. The selected pressure for the pipes 4 with different pipe diameters belongs to the common knowledge in the field.
It is to be understood that the above-described embodiments are merely illustrative of some, but not restrictive, of the broad invention, and that the appended drawings illustrate preferred embodiments of the invention and do not limit the scope of the invention. This application is capable of embodiments in many different forms and is provided for the purpose of enabling a thorough understanding of the disclosure of the application. Although the present application has been described in detail with reference to the foregoing embodiments, it will be apparent to one skilled in the art that the present application may be practiced without modification or with equivalents of some of the features described in the foregoing embodiments. All equivalent structures made by using the contents of the specification and the drawings of the present application are directly or indirectly applied to other related technical fields and are within the protection scope of the present application.

Claims (10)

1. A socket press fitting pipe fitting, its characterized in that, it includes:
the main pipe fitting comprises a main pipe and a bearing pipe connected to the end part of the main pipe;
the auxiliary pipe fitting is arranged at the pipe orifice of the main pipe fitting; wherein,
each auxiliary pipe element comprises a crimping pipe and a pressing pipe which are connected with each other; the crimping pipe is sleeved in the bearing pipe, and a gap is reserved between the crimping pipe and the bearing pipe so as to facilitate the insertion of a pipe.
2. The socket press fit pipe fitting of claim 1, wherein the main pipe inner diameter is equal to the pipe inner diameter.
3. The socket press pipe fitting of claim 1, wherein the width of said gap is greater than the wall thickness of said pipe.
4. The female press fitting of claim 1, wherein the end of said crimp tube abuts the junction of said socket tube and the main tube.
5. The female press fitting of claim 1, wherein said crimp tube has an inner diameter less than or equal to an outer diameter of said adapter tube.
6. The socket press fitting tubular of claim 1, wherein the main body tube is a straight connection tube, a three-way connection tube, a four-way connection tube, or an elbow connection tube.
7. The female press-fit pipe fitting according to claim 6, wherein the elbow angle of the elbow connection pipe is 0-180 °.
8. The female press fitting pipe fitting according to claim 1, wherein the end surface of said adapter pipe is higher than or flush with the end surface of said press fitting pipe.
9. The female press fitting pipe according to claim 1, wherein said body pipe is integrally formed with a socket or said socket is obtained by a liquid compression process at an end of said body pipe.
10. The female press fitting tubular member according to claim 1, wherein said press fitting tube and press fitting tube are integrally formed or obtained by a liquid compression process at the end of said press fitting tube.
CN202020457932.XU 2020-04-01 2020-04-01 Socket joint pressfitting pipe fitting Active CN211901920U (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CN202020457932.XU CN211901920U (en) 2020-04-01 2020-04-01 Socket joint pressfitting pipe fitting

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CN202020457932.XU CN211901920U (en) 2020-04-01 2020-04-01 Socket joint pressfitting pipe fitting

Publications (1)

Publication Number Publication Date
CN211901920U true CN211901920U (en) 2020-11-10

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Application Number Title Priority Date Filing Date
CN202020457932.XU Active CN211901920U (en) 2020-04-01 2020-04-01 Socket joint pressfitting pipe fitting

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Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN113510443A (en) * 2021-05-13 2021-10-19 温素素 Manufacturing and processing technology of electric power crimping pipe
WO2022222549A1 (en) * 2021-04-21 2022-10-27 广东美的暖通设备有限公司 Air conditioner pipe fitting, air conditioner pipeline, and air conditioner

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
WO2022222549A1 (en) * 2021-04-21 2022-10-27 广东美的暖通设备有限公司 Air conditioner pipe fitting, air conditioner pipeline, and air conditioner
CN113510443A (en) * 2021-05-13 2021-10-19 温素素 Manufacturing and processing technology of electric power crimping pipe

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