CN213954596U - Connecting device for clamping and pressing stainless steel pipe fitting - Google Patents
Connecting device for clamping and pressing stainless steel pipe fitting Download PDFInfo
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- CN213954596U CN213954596U CN202022869906.0U CN202022869906U CN213954596U CN 213954596 U CN213954596 U CN 213954596U CN 202022869906 U CN202022869906 U CN 202022869906U CN 213954596 U CN213954596 U CN 213954596U
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- pressing
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Abstract
The utility model belongs to the field of stainless steel pipe fittings, in particular to a connecting device for clamping and pressing stainless steel pipe fittings, which comprises a clamping and pressing joint and a connecting pipe, wherein the inner side of the clamping and pressing joint is provided with an annular groove, the section of the annular groove is in a U shape, and the inner side of the annular groove is fixed with a sealing ring, and the central line of the sealing ring is superposed with the central line of the clamping and pressing joint; the end part of the clamping and pressing joint, which is far away from the ring groove, can extend into the inner side of the connecting pipe, and the end part of the clamping and pressing joint, which extends into the inner side of the connecting pipe, is provided with an installation part which is in a step shape; the connecting pipe inboard is equipped with the spacing portion of installation department complex, and the card pressure joint tip passes through the spacing department at the connecting pipe of installation department installation, and the link inboard that connecting pipe and card pressure joint is equipped with the different elastic sealing ring of a plurality of internal diameters, and the internal diameter of a plurality of elastic sealing ring from keeping away from one side of connecting pipe to being close to one side of connecting pipe and diminishing gradually in proper order. The utility model discloses a card pressure joint passes through the cooperation of installation department, spacing portion and installs at the connecting pipe tip inboardly, has the advantage of assembling portably.
Description
Technical Field
The utility model relates to a stainless steel pipe fitting field specifically is a stainless steel pipe fitting card is pressed and is used connecting device.
Background
The stainless steel pipe fitting has the characteristics of good mechanical property, corrosion resistance and the like, is widely applied to the fields of spaceflight, oceans, nuclear energy, medical instruments, petrifaction and the like, has good corrosion resistance, and is mainly used for fluid conveying pipelines of high-end products. In recent years, with the development and innovation of technology, the demand of stainless steel pipes is increasing, and the quality requirement is also increasing.
At present, the pipe fittings are connected in various ways, including welding, threaded connection, socket connection, flange connection, sleeve connection, clamping connection and the like. The clamping and pressing connection is that the pipe fittings to be connected are inserted into the connecting pipe fittings, the effective rigidity of stainless steel materials and the elastic compression ratio of sealing materials are utilized, meanwhile, the length of the socket is fully utilized, and the two sides of the U-shaped ring groove of the socket of the connecting pipe fittings are connected in a compression joint mode through special tools, so that the sealing effect is achieved. In the actual course of working or work progress, the pipe fitting probably has the error of processing, is unfavorable for the leakproofness that pipe fitting and connecting pipe fitting card pressed the connection.
SUMMERY OF THE UTILITY MODEL
An object of the utility model is to provide a stainless steel pipe fitting card is pressed and is used connecting device 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: a connecting device for clamping and pressing a stainless steel pipe fitting comprises a clamping and pressing joint and a connecting pipe, wherein an annular groove is formed in the inner side of the clamping and pressing joint, the section of the annular groove is U-shaped, a sealing ring is fixed on the inner side of the annular groove, and the center line of the sealing ring is superposed with the center line of the clamping and pressing joint; the end part of the clamping and pressing joint, which is far away from the annular groove, can extend into the inner side of the connecting pipe, and the end part of the clamping and pressing joint, which extends into the inner side of the connecting pipe, is provided with an installation part which is in a step shape; the connecting pipe inboard is equipped with the spacing portion of installation department complex, card pressure joint tip passes through the spacing portion department at the connecting pipe of installation department installation spacing, the link inboard that connecting pipe and card pressure joint is equipped with the different elastic sealing ring of a plurality of internal diameters, and the internal diameter of a plurality of elastic sealing ring from keeping away from one side of connecting pipe to being close to one side of connecting pipe progressively diminishes in proper order, consequently the link that connecting pipe and card pressure joint can carry out interference fit according to the size of its external diameter and corresponding sealing ring, improve the leakproofness and the intensity between connecting pipe and the card pressure joint, thereby improve the leakproofness that its card pressure connected.
Preferably, the cross section of the connecting pipe is rectangular, and two ports of the connecting pipe are connected with clamping pressure joints.
Preferably, the cross-section of the connecting pipe is in a T shape, and three ports of the connecting pipe are connected with clamping pressure joints.
Preferably, the gasket is arranged on the inner side of the connecting pipe, and the gasket is abutted to the end part of the clamping and pressing joint, which extends into the inner side of the connecting pipe.
Preferably, the cross section of the clamping and pressing joint is rectangular and U-shaped, and when the clamping and pressing joint is a U-shaped connector, two free ends of the clamping and pressing joint are connected with the connecting pipe.
Compared with the prior art, the beneficial effects of the utility model are that:
the utility model has the advantages that through the arrangement of the elastic sealing rings which are gradually decreased, the interference fit can be carried out according to the size of the outer diameter of the elastic sealing rings and the corresponding sealing rings in practical application, so that the sealing performance and the strength between the connecting pipe and the clamping and pressing joint are improved; and the clamping pressure joint is arranged on the inner side of the end part of the connecting pipe through the matching of the mounting part and the limiting part, and the clamping pressure joint has the advantages of simple and convenient assembly and quick assembly.
Drawings
Fig. 1 is a schematic structural diagram of embodiment 1 of the present invention;
fig. 2 is a schematic structural diagram of embodiment 2 of the present invention;
fig. 3 is a schematic structural diagram in embodiment 3 of the present invention.
In the figure: 1. clamping and pressing the joint; 101. a ring groove; 102. a seal ring; 103. an installation part; 2. a connecting pipe; 3. an elastic sealing ring; 4. and (7) a gasket.
Detailed Description
The technical solutions in the embodiments of the present invention will be described clearly and completely 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 work belong to the protection scope of the present invention.
In the description of the present invention, it should be noted that the terms "vertical", "upper", "lower", "horizontal", and the like indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, and are only for convenience of description and simplification of description, but do not indicate or imply that the device or element referred to must have a specific orientation, be constructed in a specific orientation, and be operated, and thus should not be construed as limiting the present invention.
In the description of the present invention, it should also be noted that, unless otherwise explicitly specified or limited, the terms "disposed," "mounted," "connected," and "connected" are to be construed broadly, e.g., as meaning either a fixed connection, a removable connection, or an integral connection; can be mechanically or electrically connected; they may be connected directly or indirectly through intervening media, or they may be interconnected between two elements. The specific meaning of the above terms in the present invention can be understood according to specific situations by those skilled in the art.
Referring to fig. 1, the present invention provides a technical solution: a connecting device for clamping and pressing a stainless steel pipe fitting comprises a clamping and pressing joint 1 and a connecting pipe 2, wherein an annular groove 101 is formed in the inner side of the clamping and pressing joint 1, the section of the annular groove 101 is U-shaped, a sealing ring 102 is fixed on the inner side of the annular groove, and the center line of the sealing ring 102 is superposed with the center line of the clamping and pressing joint 1; the port of the clamping and pressing joint 1, which is far away from the annular groove 101, can extend into the inner side of the connecting pipe 2, and the end part of the clamping and pressing joint 1, which extends into the inner side of the connecting pipe 2, is provided with a mounting part 103, and the mounting part 103 is in a step shape; 2 inboards of connecting pipe are equipped with the spacing portion of installation department 103 complex, the card is pressed and is connected 1 tip and install spacing department at connecting pipe 2 through installation department 103, connecting pipe 2 and the card are pressed the link inboard that connects 1 and are equipped with the different elastic sealing ring 3 of a plurality of internal diameters, and the internal diameter of a plurality of elastic sealing ring 3 is steadilyd decrease in proper order from one side of keeping away from connecting pipe 2 to one side of being close to connecting pipe 2, consequently connecting pipe 2 and the card are pressed the link that connects 1 and can carry out interference fit according to the size of its external diameter and corresponding sealing ring, improve the leakproofness and the intensity between connecting pipe 2 and the card are pressed and are connected, thereby improve the leakproofness that its card was pressed and is connected.
In this embodiment, a gasket 4 is installed inside the connecting tube 2, and the gasket 4 abuts against the end of the clamping joint 1 extending into the connecting tube 2.
In this embodiment, the clamping and pressing joint 1 is installed inside the end of the connecting pipe 2 by the matching of the installation part 103 and the limiting part, and has the advantages of simple and convenient assembly and quick assembly.
In this embodiment, the cross-section of the connecting pipe 2 is rectangular, and two ports of the connecting pipe 2 are connected with the clamping pressure joint 1.
Example 2: referring to fig. 2, the present invention provides a technical solution: the utility model provides a stainless steel pipe fitting card is pressed and is used connecting device, is including card pressure joint 1 and connecting pipe 2, and 2 cross-sections of connecting pipe are the T shape, and three port department of connecting pipe 2 all links to have the card to press joint 1.
In the present embodiment, the T-shaped connection pipe 2 and the clamping and pressing joint 1 form a three-way structure, and the elastic sealing ring 3 and the sealing ring 102 are provided to increase the working stability of the clamping and pressing three-way structure of the present embodiment.
Example 3: referring to fig. 3, the present invention provides a technical solution: the utility model provides a stainless steel pipe fitting card is pressed and is used connecting device, includes card pressure joint 1 and connecting pipe 2, and card pressure joint 1 cross-section is the U-shaped form, and when card pressure joint 1 was the U-shaped connector, its two free ends all were connected with connecting pipe 2.
In the present embodiment, the U-shaped clamping and pressing joint 1 and the two connecting pipes 2 form a clamping and pressing U-shaped pipe, and the elastic sealing ring 3 and the sealing ring 102 are provided to advantageously increase the working stability of the clamping and pressing U-shaped pipe of the present embodiment.
Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the invention, the scope of which is defined in the appended claims and their equivalents.
Claims (5)
1. The connecting device for clamping and pressing the stainless steel pipe fitting is characterized by comprising a clamping and pressing joint (1) and a connecting pipe (2), wherein an annular groove (101) is formed in the inner side of the clamping and pressing joint (1), the section of the annular groove (101) is U-shaped, a sealing ring (102) is fixed on the inner side of the annular groove, and the center line of the sealing ring (102) is superposed with the center line of the clamping and pressing joint (1); the port of the clamping and pressing joint (1) far away from the ring groove (101) can extend into the inner side of the connecting pipe (2), the end part of the clamping and pressing joint (1) extending into the inner side of the connecting pipe (2) is provided with an installation part (103), and the installation part (103) is in a step shape; connecting pipe (2) inboard be equipped with installation department (103) complex spacing portion, the card is pressed and is connected (1) tip and pass through installation department (103) installation spacing in the spacing portion of connecting pipe (2), connecting pipe (2) and card are pressed the link inboard that connects (1) and are equipped with the different elastic sealing ring of a plurality of internal diameters (3), and the internal diameter of a plurality of elastic sealing ring (3) from keeping away from one side of connecting pipe (2) to being close to one side of connecting pipe (2) and decrease progressively in proper order.
2. The stainless steel pipe fitting crimping connection device according to claim 1, wherein: the cross-section of the connecting pipe (2) is rectangular, and two ports of the connecting pipe (2) are connected with the clamping pressure joint (1).
3. The stainless steel pipe fitting crimping connection device according to claim 1, wherein: the cross section of the connecting pipe (2) is in a T shape, and three ports of the connecting pipe (2) are connected with the clamping pressure joint (1).
4. The stainless steel pipe fitting crimping connection device according to claim 1, wherein: the gasket (4) is arranged on the inner side of the connecting pipe (2), and the gasket (4) is abutted against the end part of the inner side of the clamping pressure joint (1) extending into the connecting pipe (2).
5. The stainless steel pipe fitting crimping connection device according to claim 1, wherein: the section of the clamping pressure joint (1) is rectangular and U-shaped, and when the clamping pressure joint (1) is a U-shaped connector, two free ends of the clamping pressure joint are connected with the connecting pipe (2).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202022869906.0U CN213954596U (en) | 2020-12-03 | 2020-12-03 | Connecting device for clamping and pressing stainless steel pipe fitting |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202022869906.0U CN213954596U (en) | 2020-12-03 | 2020-12-03 | Connecting device for clamping and pressing stainless steel pipe fitting |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN213954596U true CN213954596U (en) | 2021-08-13 |
Family
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202022869906.0U Active CN213954596U (en) | 2020-12-03 | 2020-12-03 | Connecting device for clamping and pressing stainless steel pipe fitting |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN213954596U (en) |
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2020
- 2020-12-03 CN CN202022869906.0U patent/CN213954596U/en active Active
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