CN108443614B - Sealing device for pipeline connection - Google Patents
Sealing device for pipeline connection Download PDFInfo
- Publication number
- CN108443614B CN108443614B CN201810616728.5A CN201810616728A CN108443614B CN 108443614 B CN108443614 B CN 108443614B CN 201810616728 A CN201810616728 A CN 201810616728A CN 108443614 B CN108443614 B CN 108443614B
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- CN
- China
- Prior art keywords
- annular
- connecting pipe
- groove
- fixedly connected
- piece
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Classifications
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
- F16L—PIPES; JOINTS OR FITTINGS FOR PIPES; SUPPORTS FOR PIPES, CABLES OR PROTECTIVE TUBING; MEANS FOR THERMAL INSULATION IN GENERAL
- F16L23/00—Flanged joints
- F16L23/02—Flanged joints the flanges being connected by members tensioned axially
- F16L23/024—Flanged joints the flanges being connected by members tensioned axially characterised by how the flanges are joined to, or form an extension of, the pipes
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
- F16L—PIPES; JOINTS OR FITTINGS FOR PIPES; SUPPORTS FOR PIPES, CABLES OR PROTECTIVE TUBING; MEANS FOR THERMAL INSULATION IN GENERAL
- F16L23/00—Flanged joints
- F16L23/16—Flanged joints characterised by the sealing means
- F16L23/18—Flanged joints characterised by the sealing means the sealing means being rings
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- Engineering & Computer Science (AREA)
- General Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Pipe Accessories (AREA)
- Laying Of Electric Cables Or Lines Outside (AREA)
Abstract
The invention discloses a sealing device for pipeline connection, which comprises a first connecting pipe and a second connecting pipe, wherein the first connecting pipe and the second connecting pipe are oppositely arranged, annular mounting blocks are fixedly connected to opposite side walls of the first connecting pipe and the second connecting pipe, circular grooves are formed in opposite end faces of the two annular mounting blocks, one annular piece is clamped between the two circular grooves, annular through grooves are formed in the side walls of the annular piece, rotating rods are rotatably connected to the top wall and the bottom wall of the annular piece, the lower end of each rotating rod extends into the annular through grooves and is rotatably connected with the bottom wall of the annular through groove, gears are fixedly connected to the outer side walls of the rotating rods positioned in the annular through grooves, and two toothed plates are meshed on the outer sides of the gears. The invention improves the tightness of the joint of the pipeline, avoids the leakage of the pipeline during use, and is beneficial to long-term use of the pipeline.
Description
Technical Field
The invention relates to the technical field of pipeline connection, in particular to a sealing device for pipeline connection.
Background
Pipe connection refers to connecting pipe sections that have been prefabricated into a complete system according to the requirements of the design drawing. In construction, different connection methods should be selected according to the materials of the pipes used. The common steel pipes are connected by screw threads, flanges, welding, socket connection, pipeline bonding connection and the like. When the pipeline is used, the connection part of the pipeline is easy to generate the condition of loose connection, so that the leakage condition is easy to generate, and the normal use of the pipeline is influenced.
Disclosure of Invention
The invention aims to solve the defects in the prior art and provides a sealing device for pipeline connection.
In order to achieve the above purpose, the present invention adopts the following technical scheme:
the utility model provides a closing device for pipe connection, includes first connecting pipe and second connecting pipe, first connecting pipe sets up with the second connecting pipe relatively, and equal fixedly connected with annular installation piece on the relative lateral wall of first connecting pipe and second connecting pipe, two all be equipped with circular recess on the terminal surface that annular installation piece is relative, and press from both sides and be equipped with same annular piece between the two circular recess, annular logical groove has been seted up on the lateral wall of annular piece, all rotate on the roof and the diapire of annular piece and be connected with the dwang, the lower extreme of dwang extends to annular logical inslot and rotates with the diapire of annular logical groove to be connected, and be located fixedly connected with gear on the dwang lateral wall of annular logical groove, the outside meshing of gear has two rack boards, fixedly connected with arc movable block on the terminal surface that the gear was kept away from to the rack board, be equipped with the arc groove with arc movable block sliding connection's arc movable block on the inner wall of annular logical groove, install two annular movable blocks in the annular logical groove, annular movable block's one end and rack board's lateral wall fixed connection, annular movable block's lateral wall has the annular spring of annular installation, the annular spring is kept away from to install in the annular spring fixed connection.
Preferably, the annular mounting blocks on the side walls of the first connecting pipe and the second connecting pipe are connected through a plurality of fastening bolts.
Preferably, one end of the rotating rod far away from the annular through groove extends to the outer side of the annular piece and is fixedly connected with a rotating knob.
Preferably, the annular sealing ring is an annular air bag, and the annular air bag is in sliding connection with the inner wall of the annular through groove.
Preferably, the two annular moving blocks are symmetrically installed at both sides of the rotating rod, and the annular moving blocks can move to the outer sides of the annular members.
Preferably, the annular member is in contact with the inner walls of the two circular grooves.
Compared with the prior art, the invention has the beneficial effects that: the first connecting pipe and the second connecting pipe are connected through the plurality of fastening bolts, the first connecting pipe and the second connecting pipe can be subjected to preliminary positioning, the annular piece is installed in the two circular grooves, the two annular moving blocks are installed in the annular through grooves on the side wall of the annular piece, the two annular moving blocks can be moved to the outer side of the annular piece under the matched use of the rotating rod, the gear and the rack plate, the annular sealing ring in the annular mounting groove can carry out shape sealing treatment on the two ends of the annular piece, the condition that leakage occurs at the joint of the first connecting pipe and the second connecting pipe is prevented, and the use stability is improved. The invention improves the tightness of the joint of the pipeline, avoids the leakage of the pipeline during use, and is beneficial to long-term use of the pipeline.
Drawings
FIG. 1 is a perspective view of a closure for a pipe connection in accordance with the present invention;
FIG. 2 is an enlarged view of a portion of FIG. 1 at A;
FIG. 3 is a top view of a rack plate of a closure for pipe connections according to the present invention;
fig. 4 is a side cross-sectional view of an annular moving block of a closure device for pipe connection according to the present invention.
In the figure: the device comprises a first connecting pipe, a second connecting pipe, a 3 annular mounting block, a 4 circular groove, a 5 annular piece, a 6 annular through groove, a 7 rotating rod, an 8 gear, a 9 rack plate, a 10 arc-shaped moving block, a 11 annular moving block, a 12 annular mounting groove, a 13 spring, a 14 annular sealing ring, a 15 fastening bolt and a 16 rotating knob.
Detailed Description
The following description of the embodiments of the present invention 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 invention, but not all embodiments.
Referring to fig. 1 to 4, a sealing device for pipe connection comprises a first connecting pipe 1 and a second connecting pipe 2, wherein the first connecting pipe 1 and the second connecting pipe 2 are oppositely arranged, annular mounting blocks 3 are fixedly connected to opposite side walls of the first connecting pipe 1 and the second connecting pipe 2, the annular mounting blocks 3 on the side walls of the first connecting pipe 1 and the second connecting pipe 2 are connected through a plurality of fastening bolts 15, the sealing device is used for fixing the first connecting pipe 1 and the second connecting pipe 2, circular grooves 4 are respectively arranged on opposite end surfaces of the two annular mounting blocks 3, the same annular piece 5 is clamped between the two circular grooves 4, the annular piece 5 is in contact connection with inner walls of the two circular grooves 4, the installation to ring piece 5 is convenient for, annular logical groove 6 has been seted up on the lateral wall of ring piece 5, all rotate on the roof and the diapire of ring piece 5 and be connected with dwang 7, the lower extreme of dwang 7 extends to annular logical inslot 6 and is connected with annular logical inslot 6's diapire rotation, the one end that the annular was kept away from to dwang 7 extends to the outside of ring piece 5 and fixedly connected with rotation knob 16, and fixedly connected with gear 8 on the dwang 7 lateral wall that is located annular logical inslot 6, the outside meshing of gear 8 has two rack boards 9, fixedly connected with arc movable block 10 on the terminal surface that gear 8 was kept away from to rack board 9, be equipped with the arc groove with arc movable block 10 sliding connection on the inner wall of annular logical groove 6.
Wherein, install two annular movable blocks 11 in the annular through groove 6, specifically, two annular movable blocks 11 symmetry install in the both sides of dwang 7, and annular movable block 11 can move to the outside of ring 5, annular movable block 11's one end and rack board 9's lateral wall fixed connection, annular mounting groove 12 has been seted up on annular movable block 11's the lateral wall, and fixedly connected with a plurality of springs 13 in the annular mounting groove 12, the one end fixedly connected with ring seal 14 of annular mounting groove 12 is kept away from to spring 13, wherein ring seal 14 is annular gasbag, ring seal 14 and the inner wall sliding connection of annular through groove 6, when annular movable block moves to the outside of ring, two ring seal 14 can be connected with the inner wall contact of first connecting pipe 1 and second connecting pipe 2 respectively under the effect of spring 13, be used for carrying out sealing treatment to the junction of first connecting pipe 1 and second connecting pipe 2, reduce the condition of leakage.
According to the invention, the first connecting pipe 1 and the second connecting pipe 2 are connected by installing the plurality of fastening bolts 15, so that a preliminary positioning effect can be achieved on the two connecting pipes, the annular piece 5 is installed in the two circular grooves 4, the two annular moving blocks 11 are installed in the annular through grooves 6 on the side walls of the annular piece 5, the two annular moving blocks 11 can be respectively moved to two sides of the annular piece 5 under the matched use of the rotating rod 7, the gear 8 and the rack plate 9, the annular sealing rings 14 in the annular installing grooves 12 can perform shape sealing treatment on two ends of the annular piece 5, the condition that leakage occurs at the connecting positions of the first connecting pipe 1 and the second connecting pipe 2 is prevented, and the use stability is improved.
The foregoing is only a preferred embodiment of the present invention, but the scope of the present invention is not limited thereto, and any person skilled in the art, who is within the scope of the present invention, should make equivalent substitutions or modifications according to the technical scheme of the present invention and the inventive concept thereof, and should be covered by the scope of the present invention.
Claims (4)
1. The sealing device for pipeline connection comprises a first connecting pipe (1) and a second connecting pipe (2), and is characterized in that the first connecting pipe (1) and the second connecting pipe (2) are oppositely arranged, annular mounting blocks (3) are fixedly connected to opposite side walls of the first connecting pipe (1) and the second connecting pipe (2), circular grooves (4) are formed in opposite end faces of the two annular mounting blocks (3), one annular piece (5) is clamped between the two circular grooves (4), and the annular piece (5) is in contact connection with inner walls of the two circular grooves (4); an annular through groove (6) is formed in the side wall of the annular piece (5), rotating rods (7) are rotatably connected to the top wall and the bottom wall of the annular piece (5), the lower end of each rotating rod (7) extends into the corresponding annular through groove (6) and is rotatably connected with the bottom wall of the corresponding annular through groove (6), a gear (8) is fixedly connected to the outer side wall of each rotating rod (7) located in the corresponding annular through groove (6), two rack plates (9) are meshed with the outer side of each gear (8), an arc-shaped moving block (10) is fixedly connected to the end face, far away from each gear (8), of each rack plate (9), an arc-shaped groove which is slidably connected with the corresponding arc-shaped moving block (10) is formed in the inner wall of the corresponding annular through groove (6), and two annular moving blocks (11) are arranged in the corresponding annular through groove (6); one end of the annular moving block (11) is fixedly connected with the side wall of the rack plate (9), an annular mounting groove (12) is formed in the outer side wall of the annular moving block (11), a plurality of springs (13) are fixedly connected in the annular mounting groove (12), and one end, far away from the annular mounting groove (12), of each spring (13) is fixedly connected with an annular sealing ring (14); the annular sealing ring (14) is an annular air bag which is in sliding connection with the inner wall of the annular through groove (6);
two annular movable blocks (11) are symmetrically arranged on two sides of a rotating rod (7), under the matched use of the rotating rod (7), a gear (8) and a rack plate (9), the two annular movable blocks (11) are respectively moved to two sides of an annular piece (5), and when the annular movable blocks are moved to the outer sides of the annular piece, the two annular sealing rings (11) are respectively in contact connection with the inner walls of a first connecting pipe (1) and a second connecting pipe (2) under the action of a spring (13) and are used for sealing treatment on the joint of the first connecting pipe 1 and the second connecting pipe (2).
2. A closing device for pipe connections according to claim 1, characterized in that the first connection pipe (1) and the annular mounting block (3) on the side wall of the second connection pipe (2) are connected by means of a plurality of fastening bolts (15).
3. A closing device for pipe connections according to claim 1, characterized in that the end of the swivel rod (7) remote from the annular through groove (6) extends outside the annular member (5) and is fixedly connected with a swivel knob (16).
4. A closing device for pipe connections according to claim 1, characterized in that two of said annular moving blocks (11) are symmetrically mounted on both sides of the rotating rod (7) and that the annular moving blocks (11) are movable to the outside of the ring (5).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201810616728.5A CN108443614B (en) | 2018-06-15 | 2018-06-15 | Sealing device for pipeline connection |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201810616728.5A CN108443614B (en) | 2018-06-15 | 2018-06-15 | Sealing device for pipeline connection |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN108443614A CN108443614A (en) | 2018-08-24 |
| CN108443614B true CN108443614B (en) | 2023-10-03 |
Family
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201810616728.5A Active CN108443614B (en) | 2018-06-15 | 2018-06-15 | Sealing device for pipeline connection |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN108443614B (en) |
Families Citing this family (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109578719A (en) * | 2019-01-21 | 2019-04-05 | 安庆市鑫华腈工贸有限责任公司 | A kind of sealing flange for pipelines and petrochemical pipelines connection |
| CN111828765B (en) * | 2020-08-06 | 2021-12-24 | 滁州华星塑业有限公司 | PE pipe convenient to install |
| CN113211073B (en) * | 2021-04-22 | 2022-12-06 | 温州鹏象管件有限公司 | Thin-wall pipe connecting piece and machining method thereof |
| CN114226326B (en) * | 2021-12-17 | 2022-10-18 | 江苏牛犇轴承有限公司 | Bearing intelligence flushing device |
| CN115143335A (en) * | 2022-08-02 | 2022-10-04 | 中国矿业大学 | Asymmetric spherical pipeline elbow for pneumatic conveying |
Citations (11)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| GB807336A (en) * | 1955-10-14 | 1959-01-14 | Power Jets Res & Dev Ltd | An improved connection for ducts, pipes, conduits and the like |
| DE3444141A1 (en) * | 1984-12-04 | 1986-06-05 | Brown Boveri - York Kälte- und Klimatechnik GmbH, 6800 Mannheim | Compensator |
| US4702498A (en) * | 1985-10-31 | 1987-10-27 | Georg Fischer Aktiengesellschaft | Flange connection for fiber-reinforced plastic pipe pieces |
| CN2585001Y (en) * | 2002-11-15 | 2003-11-05 | 应光文 | Quick flanged joint without welding seam |
| CN206832318U (en) * | 2017-06-08 | 2018-01-02 | 重庆融焕电器有限公司 | A kind of intellectual water meter being easily installed |
| CN206861104U (en) * | 2017-06-14 | 2018-01-09 | 东莞市卓普橡胶有限公司 | A kind of natural gas line sealing gasket |
| CN206918482U (en) * | 2017-06-02 | 2018-01-23 | 江西省得一康管业有限公司 | With the stronger pipe joint of sealing |
| CN107859798A (en) * | 2017-10-25 | 2018-03-30 | 季梅 | A kind of two-bolt lock curable type pipeline jointing construction |
| CN108036129A (en) * | 2017-12-23 | 2018-05-15 | 北京鼎翰科技有限公司 | A kind of natural gas line conveys suit mechanism |
| CN207437979U (en) * | 2017-10-30 | 2018-06-01 | 常州市常武欣摄石化配件有限公司 | A kind of high chromium two-phase steel flange |
| CN208431483U (en) * | 2018-06-15 | 2019-01-25 | 江苏宝地管业有限公司 | A kind of obturator for pipeline connection |
Family Cites Families (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US7390031B2 (en) * | 2005-08-01 | 2008-06-24 | Kraft Wayne J | Quick-connect conduit coupling device |
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2018
- 2018-06-15 CN CN201810616728.5A patent/CN108443614B/en active Active
Patent Citations (11)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| GB807336A (en) * | 1955-10-14 | 1959-01-14 | Power Jets Res & Dev Ltd | An improved connection for ducts, pipes, conduits and the like |
| DE3444141A1 (en) * | 1984-12-04 | 1986-06-05 | Brown Boveri - York Kälte- und Klimatechnik GmbH, 6800 Mannheim | Compensator |
| US4702498A (en) * | 1985-10-31 | 1987-10-27 | Georg Fischer Aktiengesellschaft | Flange connection for fiber-reinforced plastic pipe pieces |
| CN2585001Y (en) * | 2002-11-15 | 2003-11-05 | 应光文 | Quick flanged joint without welding seam |
| CN206918482U (en) * | 2017-06-02 | 2018-01-23 | 江西省得一康管业有限公司 | With the stronger pipe joint of sealing |
| CN206832318U (en) * | 2017-06-08 | 2018-01-02 | 重庆融焕电器有限公司 | A kind of intellectual water meter being easily installed |
| CN206861104U (en) * | 2017-06-14 | 2018-01-09 | 东莞市卓普橡胶有限公司 | A kind of natural gas line sealing gasket |
| CN107859798A (en) * | 2017-10-25 | 2018-03-30 | 季梅 | A kind of two-bolt lock curable type pipeline jointing construction |
| CN207437979U (en) * | 2017-10-30 | 2018-06-01 | 常州市常武欣摄石化配件有限公司 | A kind of high chromium two-phase steel flange |
| CN108036129A (en) * | 2017-12-23 | 2018-05-15 | 北京鼎翰科技有限公司 | A kind of natural gas line conveys suit mechanism |
| CN208431483U (en) * | 2018-06-15 | 2019-01-25 | 江苏宝地管业有限公司 | A kind of obturator for pipeline connection |
Also Published As
| Publication number | Publication date |
|---|---|
| CN108443614A (en) | 2018-08-24 |
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