CN221463161U - Pipe fitting connecting piece with high sealing performance - Google Patents
Pipe fitting connecting piece with high sealing performance Download PDFInfo
- Publication number
- CN221463161U CN221463161U CN202323441565.7U CN202323441565U CN221463161U CN 221463161 U CN221463161 U CN 221463161U CN 202323441565 U CN202323441565 U CN 202323441565U CN 221463161 U CN221463161 U CN 221463161U
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- Prior art keywords
- connecting piece
- pipe fitting
- ring
- pipe
- wall
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- 238000007789 sealing Methods 0.000 title claims abstract description 37
- 230000007704 transition Effects 0.000 claims description 6
- 238000000034 method Methods 0.000 claims description 2
- 229910000831 Steel Inorganic materials 0.000 description 4
- 239000010959 steel Substances 0.000 description 4
- 239000002390 adhesive tape Substances 0.000 description 2
- 239000012530 fluid Substances 0.000 description 2
- 238000009434 installation Methods 0.000 description 2
- 239000010935 stainless steel Substances 0.000 description 2
- 229910001220 stainless steel Inorganic materials 0.000 description 2
- 229910001149 41xx steel Inorganic materials 0.000 description 1
- 229910000975 Carbon steel Inorganic materials 0.000 description 1
- 229910045601 alloy Inorganic materials 0.000 description 1
- 239000000956 alloy Substances 0.000 description 1
- 230000004075 alteration Effects 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 239000010962 carbon steel Substances 0.000 description 1
- 238000010276 construction Methods 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 238000002955 isolation Methods 0.000 description 1
- 239000007788 liquid Substances 0.000 description 1
- 239000000463 material Substances 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000005120 petroleum cracking Methods 0.000 description 1
- 239000000126 substance Substances 0.000 description 1
- 238000006467 substitution reaction Methods 0.000 description 1
- 238000004804 winding Methods 0.000 description 1
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- Gasket Seals (AREA)
Abstract
The utility model relates to the field of pipe fitting connection, and discloses a pipe fitting connecting piece with high tightness, which comprises a pipe fitting and an inner connecting piece, wherein the inner connecting piece is arranged in the joint of two pipe fittings; the outer connecting piece is arranged outside the joint of the two pipe fittings; a clamping ring fixed on the surface of the outer ring of the inner connecting piece and positioned at the center line position of the inner connecting piece; the inner ring sealing structure is arranged between the pipe fitting and the inner connecting piece; the outer ring sealing structure is arranged between the pipe fitting and the outer connecting piece. According to the utility model, the inner connecting piece and the outer connecting piece are used for realizing the connection between the pipe fittings, the outer wall of the inner connecting piece is contacted with the inner wall of the pipe fitting, the sealing ring and the O-shaped ring are used for isolating the space between the pair of pipe fittings and the inner connecting piece, so that a sealing body is formed inside the pipe fitting, the leakage problem of the pipe fittings is reduced, the inner wall of the outer connecting piece is contacted with the outer wall of the pipe fitting, the space between the fixing groove and the O-shaped ring and the outer connecting piece is isolated, the pipe fitting is sealed again, and the sealing performance of the pipe fitting is further improved.
Description
Technical Field
The utility model relates to the technical field of pipe fitting connection, in particular to a pipe fitting connector with high sealing performance.
Background
The pipe is a material for making a pipe, different pipes are needed for different pipes, the quality of the pipe is directly determined by the quality of the pipe, and the pipe is multipurpose in construction engineering, power plants, chemical plants and the like, and has an implementation standard GB/T5310; for high pressure boilers: there is an execution standard GB/T8163; seamless steel pipe for transporting fluid: there is an execution standard GB3087; seamless steel pipe for low-pressure boiler: there is an execution standard GB/T9948; seamless steel pipe for petroleum cracking: there is an execution standard GB/T14976; stainless steel seamless steel pipes for fluid transportation are commonly made of alloy (15 CrMo, 12Cr1 MoV) carbon steel 10#, 20#, 45#) stainless steel (304, 316).
The pipe fitting is fixed because of its length when using, needs to connect it when using, often needs to use the connecting piece when connecting, generally reaches sealed effect through outside winding waterproof adhesive tape, and the sealed of doing so, waterproof adhesive tape often loosens or drops for a long time for the leakproofness of connecting piece inefficacy, thereby needs to seal again.
Disclosure of utility model
In view of the shortcomings of the prior art, the present utility model provides a pipe fitting connection with high tightness, solving the problems mentioned in the background above.
The utility model provides the following technical scheme:
The utility model discloses a pipe fitting connecting piece with high sealing performance, which comprises a pipe fitting,
The inner connecting piece is arranged in the joint of the two pipe fittings;
the outer connecting piece is arranged outside the joint of the two pipe fittings;
A clamping ring fixed on the surface of the outer ring of the inner connecting piece and positioned at the center line position of the inner connecting piece;
the inner ring sealing structure is arranged between the pipe fitting and the inner connecting piece;
the outer ring sealing structure is arranged between the pipe fitting and the outer connecting piece.
Still further, inner circle seal structure includes snap ring, mounting groove one, sealing washer, mounting groove two and O type circle one, the outer lane surface of connecting piece including the snap ring is fixed, and is located the central line position, connecting piece outer wall including the mounting groove one is seted up, the sealing washer is installed in mounting groove one inside, mounting groove two is seted up at the lateral wall of snap ring, O type circle one is installed in the inside of mounting groove two.
Still further, outer lane seal structure includes draw-in groove, fixed slot and O type circle two, the draw-in groove is seted up at the inner wall of outer connecting piece, and the position corresponds each other with the snap ring, and when outer connecting piece was installed in the pipe fitting outside, the snap ring will block inside the draw-in groove, the inner wall at outer connecting piece is fixed to the fixed slot, O type circle two is installed between two sets of fixed slots.
Further, transition pipes are provided at the insides of both ends of the inner joint member.
Further, a group of connecting pieces which are symmetrical to each other are fixed at the section of the outer connecting piece, and mounting holes are formed in the side walls of the connecting pieces.
Furthermore, the fastening bolt is arranged in the mounting hole of the connecting sheet.
Compared with the prior art, the utility model has the following beneficial effects:
According to the utility model, the inner connecting piece is arranged inside the pipe fitting, the outer connecting piece is arranged outside the pipe fitting, so that connection between the pipe fittings is realized, the outer wall of the inner connecting piece is contacted with the inner wall of the pipe fitting, the inner ring sealing structure is arranged on the outer wall of the inner connecting piece, the inner wall of the pipe fitting is isolated through the space between the pair of pipe fittings and the inner connecting piece of the sealing ring and the O-shaped ring, so that a sealing body is formed inside the pipe fitting, the leakage problem of the pipe fitting is reduced, the inner wall of the outer connecting piece is contacted with the outer wall of the pipe fitting, the outer ring sealing structure is arranged between the outer connecting piece and the pipe fitting, the space between the outer connecting piece and the pipe fitting is isolated through the fixing groove and the O-shaped ring, and the pipe fitting is sealed again, so that the sealing performance of the pipe fitting is further improved.
Drawings
FIG. 1 is a perspective view of the present utility model;
FIG. 2 is a cross-sectional view of the structure of the present utility model;
FIG. 3 is a perspective cut-away view of the inner connector of the present utility model;
FIG. 4 is a perspective cut-away view of the outer connector of the present utility model;
FIG. 5 is an enlarged view of FIG. 2A;
Reference numerals in the drawings represent respectively: 1. a pipe fitting; 2. an inner connecting piece; 3. an outer connecting member; 4. a transition pipe; 5. a clasp; 6. a first mounting groove; 7. a seal ring; 8. a second mounting groove; 9. o-shaped ring I; 10. a clamping groove; 11. a fixing groove; 12. o-shaped ring II; 13. a connecting sheet; 14. and (5) fastening a bolt.
Detailed Description
The following description of the embodiments of the present utility model will be made clearly and completely with reference to the accompanying drawings, in which it is apparent that the embodiments described are only some embodiments of the present utility model, but not all embodiments. All other embodiments, which can be made by those skilled in the art based on the embodiments of the utility model without making any inventive effort, are intended to be within the scope of the utility model.
Referring to fig. 1-5, the pipe fitting comprises a pipe fitting 1, an inner connecting piece 2, a connecting piece and a connecting piece, wherein the inner connecting piece is arranged in the joint of the two pipe fittings 1, the outer wall is attached to the inner part of the pipe fitting 1, and the two sides of the connecting piece are symmetrically designed; the outer connecting piece 3 is arranged outside the joint of the two pipe fittings 1, the top is designed as a section, and the outer connecting piece 3 can be moved to two sides so that the inner diameter of the outer connecting piece 3 can be adjusted; a snap ring 5 fixed on the outer ring surface of the inner connecting piece 2 and positioned at the center line position of the inner connecting piece 2; the inner ring sealing structure is arranged between the pipe fitting 1 and the inner connecting piece 2; outer lane seal structure sets up between pipe fitting 1 and outer connecting piece 3, and the inside department in both ends of inner connecting piece 2 is provided with transition pipe 4, and transition pipe 4 main part is interior taper type, from pipe fitting 1 to inner connecting piece 2 by big to little transition, makes things convenient for the inside object of pipe fitting 1 when inside through inner connecting piece 2, reduces flow resistance.
The inner ring sealing structure comprises a clamping ring 5, a first mounting groove 6, a sealing ring 7, a second mounting groove 8 and a first O-shaped ring 9, wherein the clamping ring 5 is fixed on the surface of the outer ring of the inner connecting piece 2 and is positioned at a center line position, the first mounting groove 6 is formed in the outer wall of the inner connecting piece 2, the sealing ring 7 is mounted inside the first mounting groove 6, the outer ring is in contact with the inner wall of the pipe fitting 1, the inner wall of the pipe fitting 1 is clamped with the inner connecting piece 2 through the mounting of the pipe fitting 1, the inner wall of the pipe fitting 1 extrudes the surface of the sealing ring 7, so that the sealing ring 7 isolates a gap between the pipe fitting 1 and the inner connecting piece 2, the leakage problem inside the pipe fitting 1 is reduced, the second mounting groove 8 is formed in the side wall of the clamping ring 5, the first O-shaped ring 9 is mounted inside the mounting groove 8, when the pipe fitting 1 and the inner connecting piece 2 are assembled and mounted, the end part of the pipe fitting 1 extrudes the first O-shaped ring 9, the first O-shaped ring 9 is separated and isolated from the inner side of the pipe fitting 1, and the second sealing is performed.
The outer ring sealing structure comprises a clamping groove 10, a fixing groove 11 and a second O-shaped ring 12, wherein the clamping groove 10 is formed in the inner wall of the outer connecting piece 3, the position of the clamping groove corresponds to the clamping ring 5, the clamping ring 5 is clamped inside the clamping groove 10 when the outer connecting piece 3 is installed outside the pipe fitting 1, the fixing groove 11 is fixed on the inner wall of the outer connecting piece 3, labyrinth sealing is formed between the pipe fitting 1 and the outer connecting piece 3 through the two groups of fixing grooves 11, liquid leakage inside the pipe fitting 1 is reduced, the second O-shaped ring 12 is installed between the two groups of fixing grooves 11, the second O-shaped ring 12 is extruded through the pipe fitting 1, the second O-shaped ring 12 is isolated from a space between the pipe fitting 1 and the outer connecting piece 3, and the sealing performance of the connecting piece is further enhanced.
A group of connecting pieces 13 which are symmetrical to each other are fixed at the section of the outer connecting piece 3, and mounting holes are formed in the side walls of the connecting pieces 13. The fastening bolt 14 is arranged in the mounting hole of the connecting piece 13, the fastening bolt 14 is used for enabling two sides of the connecting piece 13 to be close to each other through nuts at the end parts of the fastening bolt 14, so that the inner wall of the outer connecting piece 3 wraps and seals the outer walls of the two pipe fittings 1, when the outer connecting piece 3 wraps the pipe fittings 1, the second O-shaped ring 12 positioned between the pipe fittings 1 and the outer connecting piece 3 is extruded, the second O-shaped ring 12 is used for isolating the space between the pipe fittings 1 and the outer connecting piece 3, and sealing is formed between the two pipe fittings 1 and the inner connecting piece 2.
The working principle is that when the pipe fitting 1 is connected and installed, the inner diameter size of the pipe fitting 1 is determined, the inner connecting piece 2 and the outer connecting piece 3 to be used are determined through the inner diameter size of the pipe fitting 1, matching with the pipe fitting 1 is facilitated, then one end of the inner connecting piece 2 is inserted into the pipe fitting 1 from the connecting end of one group of pipe fittings 1 until the end of the pipe fitting 1 touches the clamping ring 5, so that the inside of the pipe fitting 1 is extruded and sealed through the sealing ring 7 arranged on the outer ring of the inner connecting piece 2, the end of the pipe fitting 1 is extruded and sealed with the O-shaped ring 9 arranged on the side wall of the clamping ring 5 again, the space isolation between the pipe fitting 1 and the inner connecting piece 2 is achieved, the inside of the pipe fitting 1 is sealed, then the outer connecting piece 3 is sleeved at the end of the pipe fitting 1, the clamping ring 5 is clamped inside the clamping groove 10, the other pipe fitting 1 is installed according to the same method, the position of the connecting piece 13 is adjusted to one side convenient for workers to operate after the pipe fitting 1 and the connecting piece 2 are installed, the installation hole 14 is formed in the connecting piece 13 is inserted, the installation hole is matched with the clamping bolt 14 through the clamping bolt 14 and the clamping bolt 3, the inner wall is matched with the inner wall of the pipe fitting 1 through the clamping groove 3, the inner wall of the clamping piece 1 is matched with the outer connecting piece 1, the inner wall of the pipe fitting 1 is closed to the outer connecting piece 1, the inner wall is sealed, and the inner wall is closed with the outer connecting piece 1 is sealed, and the inner connecting piece is closed, and the pipe fitting 1 is 3 is installed, and the inner pipe fitting is closed by the inner connecting piece is 3 is installed.
Although embodiments of the present utility model have been shown and described, it will be understood by those skilled in the art that various changes, modifications, substitutions and alterations can be made therein without departing from the principles and spirit of the utility model, the scope of which is defined in the appended claims and their equivalents.
Claims (6)
1. A pipe fitting connector with high sealing performance comprises a pipe fitting (1),
It is characterized in that the method also comprises the following steps:
The inner connecting piece (2) is arranged in the joint of the two pipe fittings (1);
an outer connecting piece (3) which is arranged outside the joint of the two pipe fittings (1);
a clamping ring (5) fixed on the outer ring surface of the inner connecting piece (2) and positioned at the center line position of the inner connecting piece (2);
The inner ring sealing structure is arranged between the pipe fitting (1) and the inner connecting piece (2);
the outer ring sealing structure is arranged between the pipe fitting (1) and the outer connecting piece (3).
2. A pipe connection with high tightness according to claim 1, characterized in that: the inner ring sealing structure comprises a clamping ring (5), a first mounting groove (6), a sealing ring (7), a second mounting groove (8) and a first O-shaped ring (9), wherein the clamping ring (5) is fixed on the surface of the outer ring of the inner connecting piece (2) and located at the center line position, the first mounting groove (6) is formed in the outer wall of the inner connecting piece (2), the sealing ring (7) is arranged inside the first mounting groove (6), the second mounting groove (8) is formed in the side wall of the clamping ring (5), and the first O-shaped ring (9) is arranged inside the second mounting groove (8).
3. A pipe connection with high tightness according to claim 1, characterized in that: the outer ring sealing structure comprises a clamping groove (10), a fixing groove (11) and an O-shaped ring II (12), wherein the clamping groove (10) is formed in the inner wall of the outer connecting piece (3), the position of the clamping groove corresponds to the position of the clamping ring (5), the clamping ring (5) is clamped inside the clamping groove (10) when the outer connecting piece (3) is arranged outside the pipe fitting (1), the fixing groove (11) is fixed on the inner wall of the outer connecting piece (3), and the O-shaped ring II (12) is arranged between the two groups of the fixing grooves (11).
4. A pipe connection with high tightness according to claim 1, characterized in that: transition pipes (4) are arranged at the inner parts of the two ends of the inner connecting piece (2).
5. A pipe connection with high tightness according to claim 1, characterized in that: a group of connecting pieces (13) which are symmetrical to each other are fixed at the section of the outer connecting piece (3), and mounting holes are formed in the side walls of the connecting pieces (13).
6. A pipe connection with high tightness according to claim 1, characterized in that: a fastening bolt (14) is arranged in the mounting hole of the connecting sheet (13).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202323441565.7U CN221463161U (en) | 2023-12-18 | 2023-12-18 | Pipe fitting connecting piece with high sealing performance |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202323441565.7U CN221463161U (en) | 2023-12-18 | 2023-12-18 | Pipe fitting connecting piece with high sealing performance |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN221463161U true CN221463161U (en) | 2024-08-02 |
Family
ID=92351720
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202323441565.7U Active CN221463161U (en) | 2023-12-18 | 2023-12-18 | Pipe fitting connecting piece with high sealing performance |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN221463161U (en) |
-
2023
- 2023-12-18 CN CN202323441565.7U patent/CN221463161U/en active Active
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| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant |