CN220228166U - V-shaped carbon steel/stainless steel internal thread quick connector - Google Patents
V-shaped carbon steel/stainless steel internal thread quick connector Download PDFInfo
- Publication number
- CN220228166U CN220228166U CN202321403603.7U CN202321403603U CN220228166U CN 220228166 U CN220228166 U CN 220228166U CN 202321403603 U CN202321403603 U CN 202321403603U CN 220228166 U CN220228166 U CN 220228166U
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- Prior art keywords
- connecting sleeve
- stainless steel
- carbon steel
- connecting pipe
- sealing part
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- 229910000975 Carbon steel Inorganic materials 0.000 title claims abstract description 22
- 239000010962 carbon steel Substances 0.000 title claims abstract description 22
- 239000010935 stainless steel Substances 0.000 title claims abstract description 22
- 229910001220 stainless steel Inorganic materials 0.000 title claims abstract description 22
- 238000007789 sealing Methods 0.000 claims abstract description 61
- 230000008878 coupling Effects 0.000 claims description 12
- 238000010168 coupling process Methods 0.000 claims description 12
- 238000005859 coupling reaction Methods 0.000 claims description 12
- 229920000459 Nitrile rubber Polymers 0.000 claims description 3
- 229920005556 chlorobutyl Polymers 0.000 claims description 3
- 229920002379 silicone rubber Polymers 0.000 claims description 3
- 239000004945 silicone rubber Substances 0.000 claims description 3
- 238000003466 welding Methods 0.000 abstract description 8
- 230000000694 effects Effects 0.000 abstract description 6
- 230000006978 adaptation Effects 0.000 abstract description 2
- 230000003064 anti-oxidating effect Effects 0.000 abstract description 2
- 238000005260 corrosion Methods 0.000 abstract description 2
- 238000009434 installation Methods 0.000 description 5
- 238000012423 maintenance Methods 0.000 description 4
- 238000000034 method Methods 0.000 description 3
- 238000011161 development Methods 0.000 description 2
- 238000011900 installation process Methods 0.000 description 2
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 description 2
- 238000005536 corrosion prevention Methods 0.000 description 1
- 238000013461 design Methods 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 238000003912 environmental pollution Methods 0.000 description 1
- 238000001125 extrusion Methods 0.000 description 1
- 230000003647 oxidation Effects 0.000 description 1
- 238000007254 oxidation reaction Methods 0.000 description 1
- 238000012856 packing Methods 0.000 description 1
- 238000007747 plating Methods 0.000 description 1
- 230000002035 prolonged effect Effects 0.000 description 1
- 239000002699 waste material Substances 0.000 description 1
Abstract
The utility model belongs to the field of joint pipe fittings, and provides a V-shaped carbon steel/stainless steel internal thread quick joint, which comprises a connecting sleeve, wherein a clamping bag is arranged at one end of the connecting sleeve, a connecting pipe is fixedly connected to the other end of the connecting sleeve, an internal thread groove is formed in the inner wall of the connecting pipe, and an annular stop block is arranged at the joint of the connecting pipe and the connecting sleeve; the card package is circular outer bulge loop, the inner wall of card package is equipped with annular first sealing portion and second sealing portion, first sealing portion the second sealing portion is equipped with the sealing washer with it looks adaptation. The V-shaped carbon steel/stainless steel internal thread quick connector provided by the utility model is convenient and quick to install and detach, easy to replace, good in sealing effect, capable of effectively avoiding pipeline leakage, free of welding, energy-saving, environment-friendly and long in service life, and prevents welding from damaging an anti-oxidation and anti-corrosion layer on the surface of a pipeline.
Description
Technical Field
The utility model belongs to the field of joint pipe fittings, and particularly relates to a V-shaped carbon steel/stainless steel internal thread quick joint.
Background
The pipeline transportation is an indispensable transportation junction for industrial development, and directly influences the development and progress of various fields. Along with the continuous convenience of pipeline transportation and the continuous upgrading and reconstruction of high and new technology products, the use frequency of the installation, maintenance and replacement of the pipe fitting is also increased continuously.
The prior art is to connect and fix pipelines and joints in a common welding mode, and the surface properties of the pipelines are damaged to a great extent by welding, and the damaged surfaces of the pipelines are extremely easy to corrode and oxidize, so that leakage phenomena such as water leakage and oil leakage of the pipelines are caused, and serious waste on environmental pollution and resources is caused.
Therefore, it is necessary to design a quick connector which is convenient to install and detach, easy to replace and repair, easy to maintain, and free from damage to the pipeline in the installation process.
Disclosure of Invention
The utility model provides the V-shaped carbon steel/stainless steel internal thread quick connector, which is convenient and quick to mount and dismount, easy to replace, good in sealing effect, capable of effectively avoiding pipeline leakage, long in service life, low in maintenance and replacement cost, free of welding in the mounting process, capable of completing mounting at one time by using a hydraulic tool, energy-saving and environment-friendly, and strong in practicability, and prevents welding from damaging an anti-oxidation and anti-corrosion layer on the surface of a pipeline.
The technical scheme of the utility model is as follows:
the utility model provides a V-shaped carbon steel/stainless steel internal thread quick connector, which comprises a connecting sleeve, wherein one end of the connecting sleeve is provided with a clamping bag, the other end of the connecting sleeve is fixedly connected with a connecting pipe, an internal thread groove is formed in the inner wall of the connecting pipe, and an annular stop block is arranged at the joint of the connecting pipe and the connecting sleeve; the card package is circular outer bulge loop, the inner wall of card package is equipped with annular first sealing portion and second sealing portion, first sealing portion the second sealing portion is equipped with the sealing washer with it looks adaptation.
Preferably, the first sealing part and the second sealing part are arranged at positions close to the joint of the card package and the connecting sleeve, and are symmetrically distributed relative to the center of the card package.
Preferably, the first sealing part and the second sealing part are grooves or convex grooves, and the convex grooves are groove structures formed by encircling the plate-shaped bulges and the inner wall of the clamping bag and are used for placing the sealing rings and playing a role in fixing and limiting the sealing rings.
Preferably, the inner diameter of the annular stop is smaller than the inner diameter of the connecting sleeve.
Preferably, the inner diameter of the connecting pipe is not smaller than the inner diameter of the connecting sleeve, and the outer diameter of the connecting pipe is not smaller than the outer diameter of the connecting sleeve.
Preferably, the connecting pipe is a hexagonal flange with a chamfer at the edge.
Preferably, the connecting sleeve, the clamping bag, the connecting pipe and the annular stop block are connected in an integrated structure.
Preferably, the sealing ring is one of a chlorinated butyl rubber ring, a nitrile rubber ring or a silicone rubber ring.
Compared with the prior art, the utility model has the following advantages and effects:
(1) The clamping and packing structure is adopted, so that the quick connector is convenient to connect with a pipeline conveniently and quickly, and can complete installation at one time by matching with a hydraulic tool, so that the time of installation and disassembly is shortened, and the later overhaul, maintenance and replacement are convenient;
(2) The annular stop block structure is adopted to limit the pipeline connected through the clamping bag, so that the pipeline is prevented from extending into the connecting sleeve too long or too short, the stability of connection with the pipeline is ensured, and meanwhile, the pipeline connected through the internal thread is also limited;
(3) The first sealing part and the second sealing part provided with the sealing rings are adopted, so that the tightness of the joint and the pipeline connection is improved, the leakage condition is avoided, and the service life is prolonged.
Drawings
FIG. 1 is a schematic view of a V-shaped carbon steel/stainless steel internally threaded quick coupling according to example 1 of the present utility model;
FIG. 2 is a schematic view of the V-shaped carbon steel/stainless steel internally threaded quick coupling according to example 1 of the present utility model;
FIG. 3 is a schematic view of the V-shaped carbon steel/stainless steel internally threaded quick coupling according to example 1 of the present utility model;
fig. 4 is a schematic structural view of a V-shaped carbon steel/stainless steel internally threaded quick coupling according to example 2 of the present utility model.
Reference numerals: 1-connecting sleeve, 2-clamping bag, 21-first sealing part, 22-second sealing part, 3-connecting pipe, 31-internal thread groove, 32-annular stop block and 4-sealing ring.
Detailed Description
The present utility model will now be described further in connection with specific embodiments for a better understanding of the present utility model by those skilled in the art.
Example 1:
as shown in fig. 1-3, the utility model provides a V-shaped carbon steel/stainless steel internal thread quick connector, which comprises a connecting sleeve 1, wherein one end of the connecting sleeve 1 is provided with a clamping bag 2, the other end of the connecting sleeve is fixedly connected with a connecting pipe 3, the connecting pipe 3 is a hexagonal flange with a chamfer at the edge, an internal thread groove 31 is formed in the inner wall of the connecting pipe 3, an annular stop block 32 is arranged at the joint of the connecting pipe 3 and the connecting sleeve 1, and the inner diameter of the annular stop block 32 is smaller than that of the connecting sleeve 1; the clamping package 2 is a circular outer convex ring, the inner wall of the clamping package 2 is provided with a first annular sealing part 21 and a second annular sealing part 22, the first sealing part 21 and the second sealing part 22 are provided with sealing rings 4 which are matched with the first sealing part and the second sealing part, the inner diameter of the connecting pipe 3 is larger than that of the connecting sleeve 1, the outer diameter of the connecting pipe 3 is larger than that of the connecting sleeve 1, and the connecting sleeve 1, the clamping package 2, the connecting pipe 3 and the annular stop block 32 are of an integrated structure.
The first sealing part 21 and the second sealing part 22 are convex grooves, namely groove structures formed by surrounding two parallel convex plates and the inner wall of the clamping bag 2, the first sealing part 21 and the second sealing part 22 are arranged at positions close to the joint of the clamping bag 2 and the connecting sleeve 1 and are symmetrically distributed relative to the center of the clamping bag 2 (namely connecting lines of the highest points of the clamping bags 2 on the upper side and the lower side in fig. 1), the inward extrusion of the clamping bag 2 until the clamping bag 2 is attached to a pipeline during installation is ensured, and the first sealing part 21, the second sealing part 22 and the built-in sealing ring 4 are still respectively arranged on two sides of the clamping bag 2, so that the sealing performance of the connection is improved, and leakage is avoided.
Further, the sealing ring 4 is one of a chlorinated butyl rubber ring, a nitrile rubber ring or a silicone rubber ring.
When the quick connector is specifically used, the connecting pipe 3 provided with the internal thread groove 31 of the quick connector is firstly connected with a pipeline (when one end of the connecting pipe 3 is not required to be connected with the pipeline, and only the connecting pipe 3 is required to be sealed, the step is omitted), after the connection is completed, the other pipeline to be connected is inserted into the other end of the connecting sleeve 1, namely one end provided with the clamping bag 2, and the pipeline always stretches into the end which is contacted with the annular stop block 32 and can not be continuously inserted, the clamping bag 2 is extruded by a special hydraulic tool, the clamping bag 2 deforms and is extruded and attached with the pipeline, the pipeline connection is completed, the sealing effect of the pipeline connection is ensured by the sealing rings 4 at two sides of the split row, and the whole process is not required to be welded, so that damage to the surface attribute of the pipeline, such as corrosion prevention and oxidation plating, thereby prolonging the service life of the pipeline and avoiding leakage phenomena such as water leakage and oil leakage.
Example 2:
example 2 of the present utility model will be described with reference to fig. 4. In addition, the description of the parts not different from those of embodiment 1 will be omitted, and the same reference numerals will be given.
As shown in fig. 4, the V-shaped carbon steel/stainless steel internal thread quick connector according to the present utility model, wherein the first sealing portion 21 and the second sealing portion 22 provided on the inner wall of the clip 2 are grooves, and the cross section of each groove is arc-shaped, and is adapted to the shape of the annular sealing ring 4, so as to place the sealing ring 4 and fix and limit the sealing ring 4, thereby avoiding the sealing ring 4 from being separated or shifting during the process of inserting the pipe into the connecting sleeve 1, and affecting the sealing effect of the pipe connection.
In summary, the V-shaped carbon steel/stainless steel internal thread quick connector provided by the utility model is convenient and quick to install and detach, easy to replace, good in sealing effect, capable of effectively avoiding pipeline leakage, long in service life, capable of reducing maintenance and replacement cost, free of welding in the installation process, capable of completing installation at one time only by using a hydraulic tool, capable of avoiding damage of welding to an oxidation-preventing and corrosion-preventing layer on the surface of a pipeline, energy-saving, environment-friendly, and high in practicability.
The foregoing is only illustrative of the present utility model and is not to be construed as limiting the scope of the utility model, which is defined by the appended claims.
Claims (8)
1. The utility model provides a V type carbon steel stainless steel internal thread quick-operation joint, includes connecting sleeve (1), the one end of connecting sleeve (1) is equipped with card package (2), and the other end rigid coupling has connecting pipe (3), its characterized in that:
an inner thread groove (31) is formed in the inner wall of the connecting pipe (3), and an annular stop block (32) is arranged at the joint of the connecting pipe (3) and the connecting sleeve (1);
the clamping package (2) is a circular outer convex ring, an annular first sealing part (21) and a second sealing part (22) are arranged on the inner wall of the clamping package (2), and a sealing ring (4) matched with the first sealing part (21) and the second sealing part (22) is arranged on the inner wall of the clamping package.
2. The V-bank carbon steel/stainless steel internally threaded quick coupling as defined in claim 1 wherein: the first sealing part (21) and the second sealing part (22) are arranged at positions close to the joint of the card bag (2) and the connecting sleeve (1) and are symmetrically distributed relative to the center of the card bag (2).
3. The V-bank carbon steel/stainless steel internally threaded quick coupling as defined in claim 1 wherein: the first sealing part (21) and the second sealing part (22) are grooves or convex grooves.
4. The V-bank carbon steel/stainless steel internally threaded quick coupling as defined in claim 1 wherein: the inner diameter of the annular stop (32) is smaller than the inner diameter of the connecting sleeve (1).
5. The V-bank carbon steel/stainless steel internally threaded quick coupling as defined in claim 1 wherein: the inner diameter of the connecting pipe (3) is not smaller than the inner diameter of the connecting sleeve (1), and the outer diameter of the connecting pipe (3) is not smaller than the outer diameter of the connecting sleeve (1).
6. The V-bank carbon steel/stainless steel internally threaded quick coupling as defined in claim 1 wherein: the connecting pipe (3) is a hexagonal flange with a chamfer at the edge.
7. The V-bank carbon steel/stainless steel internally threaded quick coupling as defined in claim 1 wherein: the connecting sleeve (1), the clamping bag (2), the connecting pipe (3) and the annular stop block (32) are connected in an integrated structure.
8. The V-bank carbon steel/stainless steel internally threaded quick coupling as defined in claim 1 wherein: the sealing ring (4) is one of a chlorinated butyl rubber ring, a nitrile rubber ring or a silicone rubber ring.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202321403603.7U CN220228166U (en) | 2023-06-05 | 2023-06-05 | V-shaped carbon steel/stainless steel internal thread quick connector |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202321403603.7U CN220228166U (en) | 2023-06-05 | 2023-06-05 | V-shaped carbon steel/stainless steel internal thread quick connector |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN220228166U true CN220228166U (en) | 2023-12-22 |
Family
ID=89185160
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202321403603.7U Active CN220228166U (en) | 2023-06-05 | 2023-06-05 | V-shaped carbon steel/stainless steel internal thread quick connector |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN220228166U (en) |
-
2023
- 2023-06-05 CN CN202321403603.7U patent/CN220228166U/en active Active
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