CN108533865B - Pipe joint with changeable connection angle - Google Patents
Pipe joint with changeable connection angle Download PDFInfo
- Publication number
- CN108533865B CN108533865B CN201810659206.3A CN201810659206A CN108533865B CN 108533865 B CN108533865 B CN 108533865B CN 201810659206 A CN201810659206 A CN 201810659206A CN 108533865 B CN108533865 B CN 108533865B
- Authority
- CN
- China
- Prior art keywords
- sealing
- connecting pipe
- spacing
- nut
- wall
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Active
Links
Images
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
- F16L41/00—Branching pipes; Joining pipes to walls
- F16L41/02—Branch units, e.g. made in one piece, welded, riveted
Abstract
The invention provides a pipe joint with a changeable connection angle, which comprises a first connecting pipe, a second connecting pipe, a first spring piece and a sealing nut, wherein the first connecting pipe comprises a left connecting port, a right connecting port and a middle connecting port, a thickened nut is arranged on the left connecting port, a plurality of grooves are formed in the inner wall of the thickened nut, a plurality of clamping strips matched with the grooves are arranged at the inner end of the first spring piece, a limit strip is arranged at the outer end of the first spring piece, a built-in groove is formed in the outer side of the limit strip, a sealing ring is arranged in the built-in groove, a reinforcing block is arranged on the right side of the outer wall of the first connecting pipe, a flow sensor is arranged in the middle of the reinforcing block, and a middle connecting port is arranged at the lower side of the middle of the first connecting pipe. The pipe joint with the changeable connection angle has good connection sealing performance, can observe the flow of medium in the pipe joint, and meanwhile, the three-way joint can also be changed into a straight joint for use, and has strong practicability and adaptability.
Description
[ field of technology ]
The invention relates to the technical field of connecting pieces, in particular to a pipe joint with a changeable connecting angle.
[ background Art ]
The joint is a connecting tool between pipelines and is a detachable connecting point between an element and the pipeline. Plays an indispensable important role in the pipe fitting. At present, the joint in the market mainly has two sections, elbow, tee bend, cross etc. generally includes the joint body, and the one end of joint body is equipped with the connector with pipeline complex, and fixed interior tooth joint is installed to the other end of joint body, and the simple structure of its joint, connected form is single, and the joint of this kind of structure has failed to satisfy the demand of complicated pipeline connection in the market.
[ invention ]
The invention aims to overcome the defects of the prior art, and provides the pipe joint with the changeable connection angle, which has good connection sealing performance, can observe the flow of medium in the pipe joint, and has strong practicability and adaptability, and meanwhile, the three-way joint can also be changed into a straight joint for use.
In order to achieve the above object, the invention provides a pipe joint with a variable connection angle, which comprises a first connecting pipe, a second connecting pipe, a first spring leaf and a sealing nut, wherein the first connecting pipe comprises a left connecting through hole, a right connecting through hole and a middle connecting through hole, a thickened nut is arranged on the left connecting through hole, the thickened nut and the left connecting through hole are integrally formed, a plurality of grooves are formed in the inner wall of the thickened nut, a plurality of clamping strips matched with the grooves are arranged at the inner end of the first spring leaf, a limit strip is arranged at the outer end of the first spring leaf, a built-in groove is formed in the outer side of the limit strip, a sealing ring is arranged in the built-in groove, the right connecting through hole is identical to the left connecting through hole, a reinforcing block is arranged on the right side of the outer wall of the first connecting pipe, a flow sensor is arranged in the middle of the reinforcing block, a flow indicator is arranged on the right side of the flow sensor, a middle lower side of the second connecting pipe is provided with a middle connecting through hole, a plurality of clamping strips matched with the grooves are arranged on the inner side of the second connecting through hole, a second connecting through hole is arranged at the middle lower side of the second connecting through hole, a second threaded portion is arranged at the inner side of the second connecting through hole is provided with a second threaded portion, a warning thread is arranged on the second threaded portion is arranged at the second threaded portion, and the second threaded portion is sleeved with the second threaded portion is arranged on the second threaded portion.
Preferably, the limit bar is in a T shape, the limit bar comprises a first limit bar and a second limit bar, the first limit bar is fixedly connected with the first spring piece, the second limit bar is vertically connected with the first limit bar, the second limit bar is positioned on the outer wall of the left connecting through hole, the sealing ring is positioned on the outer side of the first limit bar, and the thickness of the sealing ring is larger than the depth of the built-in groove.
Preferably, the middle of the reinforcing block is provided with a sealing hole, two sides of the sealing hole are provided with sealing doors, one side of the sealing door, which is close to the inner wall of the sealing hole, is connected with a second spring piece, the second spring piece is fixedly connected with the inner wall of the sealing hole, one side, which is far away from the inner wall of the sealing hole, of the sealing door is provided with a connecting hole in the middle, the connecting hole is semicircular, a sealing ring is bonded in the connecting hole, the lower end of the flow sensor penetrates through the connecting hole to be located in a first connecting pipe, and the tightness of connection when the flow sensor penetrates into the connecting hole is improved.
Preferably, the sealing nut is a hexagon nut, the upper end of the sealing nut is provided with a sealing groove, and a second sealing strip is arranged in the sealing groove.
Preferably, the left connecting port is connected with the upper end of the second connecting pipe, the diameter of the first connecting pipe is identical with that of the second connecting pipe, a third external thread is further arranged on the middle outer wall of the first connecting pipe, the sealing nut is sleeved on the third external thread, and the sealing nut seals the middle connecting port.
The invention has the beneficial effects that: according to the invention, the thickened nuts are arranged on the left connecting port and the right connecting port, the inner wall of each thickened nut is provided with a plurality of grooves, the spring piece is clamped with the grooves, the outer end of each spring piece is provided with a limit strip, the outer side of each limit strip is provided with a built-in groove, and the built-in grooves are internally provided with sealing rings, so that the tightness of the connection of the first connecting pipe and other pipelines is improved; the right side of the outer wall of the first connecting pipe is provided with a reinforcing block, the middle of the reinforcing block is provided with a flow sensor, the right side of the flow sensor is provided with a display, so that the flow velocity of a medium in the joint can be conveniently checked at any time, and measures can be immediately taken to remedy if faults exist; the middle connecting port is arranged at the middle lower side of the first connecting pipe and is connected with the upper end of the second connecting pipe, and the middle connecting port is a three-way joint and is suitable for connecting three pipelines; the left connecting port is connected with the upper end of the second connecting pipe, the middle connecting port of the sealing nut is sealed, and the sealing nut is a straight-through joint and is suitable for connecting two pipelines and has strong adaptability.
The features and advantages of the present invention will be described in detail by way of example with reference to the accompanying drawings.
[ description of the drawings ]
FIG. 1 is a schematic view of a pipe joint with a variable connection angle according to the present invention;
FIG. 2 is a schematic view of the structure of the first connecting tube;
FIG. 3 is a left side view of the left connecting port of the present invention;
FIG. 4 is a schematic view of the structure of the stop bar of the present invention;
FIG. 5 is a top view of a reinforcing block of the present invention;
FIG. 6 is a schematic view of a second connecting tube according to the present invention;
FIG. 7 is a top view of the thickened nut;
fig. 8 is a schematic diagram of a pipe joint with a variable connection angle according to the second embodiment of the present invention.
In the figure: the sealing device comprises a 1-first connecting pipe, a 2-second connecting pipe, a 3-first spring leaf, a 4-sealing nut, a 5-thickening nut, a 11-left connecting port, a 12-right connecting port, a 13-middle connecting port, a 14-reinforcing block, a 15-third external thread, a 21-first external thread, a 22-second external thread, a 23-reinforcing part, a 24-connecting wire port, a 31-clamping strip, a 32-limiting strip, a 33-built-in groove, a 41-sealing groove, a 51-groove, a 131-internal thread, a 141-flow sensor, a 142-flow converter, a 143-flow display, a 144-connecting hole, a 145-sealing ring, a 146-sealing hole, a 147-sealing door, a 148-second spring leaf, a 231-warning groove, a 232-fluorescent strip, a 331-sealing ring, a 321-first limiting strip, a 322-second limiting strip and a 411-second sealing strip.
[ detailed description ] of the invention
The present invention will be further described in detail with reference to the drawings and examples, in order to make the objects, technical solutions and advantages of the present invention more apparent. It should be understood that the detailed description and specific examples, while indicating the invention, are intended for purposes of illustration only and are not intended to limit the scope of the invention. In addition, in the following description, descriptions of well-known structures and techniques are omitted so as not to unnecessarily obscure the present invention.
As shown in fig. 1 to 8, the invention provides a pipe joint with a changeable connection angle, which comprises a first connection pipe 1, a second connection pipe 2, a first spring piece 3 and a sealing nut 4, wherein the first connection pipe 1 comprises a left connection port 11, a right connection port 12 and a middle connection port 13, the left connection port 11 is provided with a thickened nut 5, the thickened nut 5 and the left connection port 11 are integrally formed, the inner wall of the thickened nut 5 is provided with a plurality of grooves 51, the inner end of the first spring piece 3 is provided with a plurality of clamping strips 31 matched with the grooves 51, the outer end of the first spring piece 3 is provided with a limiting strip 32, the outer side of the limiting strip 32 is provided with a built-in groove 33, the built-in groove 33 is internally provided with a sealing ring 331, the right connection port 12 is the same as the left connection port 11, the right side of the outer wall of the first connection pipe 1 is provided with a reinforcing block 14, the middle of the reinforcing block 14 is provided with a flow sensor 141, the right side of the flow sensor 141 is provided with a flow converter 142, the right side of the flow converter 142 is provided with a flow display 143, the middle lower side of the first connecting pipe 1 is provided with a middle connecting port 13, the inner wall of the middle connecting port 13 is provided with an internal thread 131, the upper end of the second connecting pipe 2 is provided with a first external thread 21 matched with the internal thread 131, the lower part of the first external thread 21 is provided with a second external thread 22, the sealing nut 4 is sheathed on the second external thread 22, the lower part of the second external thread 22 is provided with a reinforcing part 23, the reinforcing part 23 is internally provided with a warning groove 231, the warning groove 231 is internally provided with a fluorescent strip 232, and the lower end of the second connecting pipe 2 is provided with a connecting wire port 24;
the further limit bar 32 is in a T shape, the limit bar 32 comprises a first limit bar 321 and a second limit bar 322, the first limit bar 321 is fixedly connected with the first spring piece 3, the second limit bar 322 is vertically connected with the first limit bar 321, the second limit bar 322 is positioned on the outer wall of the left connecting port 11, the seal ring 331 is positioned on the outer side of the first limit bar 321, the thickness of the seal ring 331 is greater than the depth of the built-in groove 33, and the tightness of the connecting pipe when being connected with other pipelines is increased;
further, a sealing hole 146 is formed in the middle of the reinforcing block 14, sealing doors 147 are arranged on two sides of the sealing hole 146, a second spring piece 143 is connected to one side, close to the inner wall of the sealing hole 146, of the sealing door 147, the second spring piece 143 is fixedly connected with the inner wall of the sealing hole 146, a connecting hole 144 is formed in the middle of one side, far away from the inner wall of the sealing hole 146, of the sealing door 147, the connecting hole 144 is semicircular, a sealing ring 145 is adhered to the inside of the connecting hole 144, the lower end of the flow sensor 141 penetrates through the connecting hole 144 and is located in the first connecting pipe 1, the sealing performance of the connection between the lower end of the flow sensor 141 and the connecting hole 144 is improved, medium leakage is prevented, and the arrangement of the flow sensor 141 is convenient for people to know the flow velocity of the medium at any time, and measures can be immediately taken to remedy if faults exist;
further, a sealing groove 41 is provided at the upper end of the sealing nut 4, and a second sealing strip 411 is provided in the sealing groove 41.
Example 1
When the three-way joint is used, the upper end of the second connecting pipe 2 is in threaded connection with the middle connecting port 13 of the first connecting pipe 1, and the sealing nut 5 is sleeved at the upper end of the second connecting pipe 2, so that the connection firmness and the tightness are improved.
Example 2
When the straight-through joint is used, the upper end of the second connecting pipe 2 is connected with the left connecting port 11 of the first connecting pipe 1, the inner wall of the sealing nut 5 is in threaded connection with the third external thread 15, and the middle connecting port 13 is sealed.
The foregoing description of the preferred embodiments of the invention is not intended to be limiting, but rather is intended to cover all modifications, equivalents, or alternatives falling within the spirit and principles of the invention.
Claims (4)
1. A pipe joint with a changeable connection angle, which is characterized in that: including first connecting pipe (1), second connecting pipe (2), first spring leaf (3), gland nut (4), first connecting pipe (1) including left connection opening (11), right connection opening (12) and middle connection opening (13), left connection opening (11) on be equipped with thickening nut (5), thickening nut (5) and left connection opening (11) integrated into one piece, the inner wall of thickening nut (5) be equipped with a plurality of recess (51), the inner of first spring leaf (3) be equipped with a plurality of draw-in strip (31) with recess (51) assorted, the outer end of first spring leaf (3) be equipped with spacing (32), the outside of spacing (32) be equipped with built-in groove (33), built-in groove (33) in be equipped with sealing ring (331), right connection opening (12) and left connection opening (11) the same, the outer wall right side of first connecting pipe (1) be equipped with boss (14), the inner wall of boss (14) be equipped with a plurality of draw-in strip (31) with recess (141) assorted draw-in strip (31), the outer side of first spring leaf (3) be equipped with flow sensor (142) on the right side of flow sensor (141), the middle downside of first connecting pipe (1) be equipped with middle connecting port (13), the inner wall of middle connecting port (13) be equipped with internal thread (131), the upper end of second connecting pipe (2) be equipped with internal thread (131) assorted first external screw thread (21), the below of first external screw thread (21) be equipped with second external screw thread (22), gland nut (4) cup joint on second external screw thread (22), the below of second external screw thread (22) be equipped with enhancement portion (23), enhancement portion (23) in be equipped with warning groove (231), warning groove (231) in be equipped with phosphor strip (232), the lower extreme of second connecting pipe (2) be equipped with connecting wire mouth (24), spacing (32) be "T" shape, spacing (32) include first spacing (321) and second spacing (322), first spacing (321) and first (3) fixed connection, spacing (321) and spacing (322) of second spacing (321) are located the spacing of first (321) and second (321) and the spacing piece (322) of spacing piece (11) are located perpendicular, the thickness of the sealing ring (331) is larger than the depth of the built-in groove (33).
2. A pipe joint of variable connection angle as claimed in claim 1, wherein: the middle of boss (14) be equipped with sealed hole (146), the both sides of sealed hole (146) be equipped with sealing door (147), one side that sealing door (147) are close to sealed hole (146) inner wall be connected with second spring leaf (148), second spring leaf (148) and sealed hole (146) inner wall fixed connection, sealing door (147) keep away from one side centre of sealed hole (146) inner wall and be equipped with connecting hole (144), connecting hole (144) be semi-circular, connecting hole (144) in bond have sealing ring (145), the lower extreme of flow sensor (141) pass connecting hole (144) and be located first connecting pipe (1).
3. A pipe joint of variable connection angle as claimed in claim 1, wherein: the upper end of the sealing nut (4) is provided with a sealing groove (41), and a second sealing strip (411) is arranged in the sealing groove (41).
4. A pipe joint of variable connection angle as claimed in claim 1, wherein: the left connecting port (11) is connected with the upper end of the second connecting pipe (2), the diameter of the first connecting pipe (1) is identical with that of the second connecting pipe (2), a third external thread (15) is further arranged on the middle outer wall of the first connecting pipe (1), the sealing nut (4) is sleeved on the third external thread (15), and the sealing nut (4) seals the middle connecting port (13).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201810659206.3A CN108533865B (en) | 2018-06-25 | 2018-06-25 | Pipe joint with changeable connection angle |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201810659206.3A CN108533865B (en) | 2018-06-25 | 2018-06-25 | Pipe joint with changeable connection angle |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN108533865A CN108533865A (en) | 2018-09-14 |
| CN108533865B true CN108533865B (en) | 2023-05-30 |
Family
ID=63487157
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201810659206.3A Active CN108533865B (en) | 2018-06-25 | 2018-06-25 | Pipe joint with changeable connection angle |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN108533865B (en) |
Families Citing this family (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109000066A (en) * | 2018-09-18 | 2018-12-14 | 海盐县海塘标准件厂 | A kind of telescopic threeway assembly variable tap |
Citations (14)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| GB859598A (en) * | 1958-02-07 | 1961-01-25 | Angus William Millard | Improvements in or relating to pipe couplings and spring locking clips for use therewith |
| CH508839A (en) * | 1970-05-16 | 1971-06-15 | Fischer Ag Georg | Threaded connection for two tubular parts, in particular tubular T-pieces and / or angle pieces |
| FR2370223A1 (en) * | 1974-07-25 | 1978-06-02 | Kay And Cy Engineers Ltd | Branch pipe fitting for main pipe - has rotatable sleeve between nut and gasket to allow adjustment of fitting |
| DE19731565C1 (en) * | 1997-07-23 | 1999-06-24 | Schwer Fittings Gmbh | Pipe connection, e.g. for pipes carrying chemicals |
| CN201187647Y (en) * | 2008-05-06 | 2009-01-28 | 黄建聪 | Clip convex type pipeline joint component |
| CN203927135U (en) * | 2014-04-17 | 2014-11-05 | 虞建永 | A kind of corrugated stainless steel tubing rapid pipe joint |
| CN203979698U (en) * | 2014-07-30 | 2014-12-03 | 四川威特龙消防设备有限公司 | A kind of pipe coupling |
| CN204573420U (en) * | 2015-04-22 | 2015-08-19 | 诸暨市长荣机械有限公司 | A kind of tee union |
| CN204942853U (en) * | 2015-07-15 | 2016-01-06 | 浙江万通管业有限公司 | A kind of three-way hose coupling |
| CN204962127U (en) * | 2015-09-09 | 2016-01-13 | 海盐县通达液压管件厂 | Modular hydraulic pressure three way connection |
| CN106122650A (en) * | 2016-08-30 | 2016-11-16 | 浙江天井塑业有限公司 | The active joint of walled tube |
| CN107061885A (en) * | 2017-06-21 | 2017-08-18 | 海盐县秦山液压机械厂 | A kind of high leakproofness ferrule-type compression joint |
| CN207316278U (en) * | 2017-08-24 | 2018-05-04 | 海盐双赢管件制造有限公司 | A kind of sealed pipe fittings connector |
| CN207316276U (en) * | 2017-08-24 | 2018-05-04 | 海盐双赢管件制造有限公司 | A kind of ferrule-type pipe fitting joint for sealing connecting |
-
2018
- 2018-06-25 CN CN201810659206.3A patent/CN108533865B/en active Active
Patent Citations (14)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| GB859598A (en) * | 1958-02-07 | 1961-01-25 | Angus William Millard | Improvements in or relating to pipe couplings and spring locking clips for use therewith |
| CH508839A (en) * | 1970-05-16 | 1971-06-15 | Fischer Ag Georg | Threaded connection for two tubular parts, in particular tubular T-pieces and / or angle pieces |
| FR2370223A1 (en) * | 1974-07-25 | 1978-06-02 | Kay And Cy Engineers Ltd | Branch pipe fitting for main pipe - has rotatable sleeve between nut and gasket to allow adjustment of fitting |
| DE19731565C1 (en) * | 1997-07-23 | 1999-06-24 | Schwer Fittings Gmbh | Pipe connection, e.g. for pipes carrying chemicals |
| CN201187647Y (en) * | 2008-05-06 | 2009-01-28 | 黄建聪 | Clip convex type pipeline joint component |
| CN203927135U (en) * | 2014-04-17 | 2014-11-05 | 虞建永 | A kind of corrugated stainless steel tubing rapid pipe joint |
| CN203979698U (en) * | 2014-07-30 | 2014-12-03 | 四川威特龙消防设备有限公司 | A kind of pipe coupling |
| CN204573420U (en) * | 2015-04-22 | 2015-08-19 | 诸暨市长荣机械有限公司 | A kind of tee union |
| CN204942853U (en) * | 2015-07-15 | 2016-01-06 | 浙江万通管业有限公司 | A kind of three-way hose coupling |
| CN204962127U (en) * | 2015-09-09 | 2016-01-13 | 海盐县通达液压管件厂 | Modular hydraulic pressure three way connection |
| CN106122650A (en) * | 2016-08-30 | 2016-11-16 | 浙江天井塑业有限公司 | The active joint of walled tube |
| CN107061885A (en) * | 2017-06-21 | 2017-08-18 | 海盐县秦山液压机械厂 | A kind of high leakproofness ferrule-type compression joint |
| CN207316278U (en) * | 2017-08-24 | 2018-05-04 | 海盐双赢管件制造有限公司 | A kind of sealed pipe fittings connector |
| CN207316276U (en) * | 2017-08-24 | 2018-05-04 | 海盐双赢管件制造有限公司 | A kind of ferrule-type pipe fitting joint for sealing connecting |
Also Published As
| Publication number | Publication date |
|---|---|
| CN108533865A (en) | 2018-09-14 |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN108533865B (en) | Pipe joint with changeable connection angle | |
| CN203585695U (en) | Wind pipe assembly and pressure measuring device thereof | |
| CN211010318U (en) | High-pressure detachable sealed pressure measuring joint | |
| CN205745740U (en) | A kind of conduit coupling of good airproof performance | |
| CN208505540U (en) | A kind of valve leaks detection device | |
| CN205896475U (en) | Straight pipe hanger clamp connection structure of drainage | |
| CN208546645U (en) | A kind of pipe fitting connecting variable-angle | |
| CN205207957U (en) | Improve gas bellows that detects security | |
| CN211235693U (en) | Chromatograph pipeline pressure detection assembly | |
| CN207528278U (en) | Bite type ultrasonic flowmeter | |
| CN211315480U (en) | Inside visual nonrust steel pipe | |
| CN208473844U (en) | Metering device | |
| CN216408007U (en) | Quick connector for threaded pressure gauge | |
| CN202928637U (en) | Cutting sleeve structure and inserting type electromagnetic flow meter with the same | |
| CN220288713U (en) | Flowmeter butt joint structure | |
| CN205716178U (en) | A kind of four-way connection | |
| CN210803512U (en) | Differential pressure flow velocity sensor | |
| CN211401327U (en) | High-performance water meter capable of preventing water leakage | |
| CN210774477U (en) | Pressure fluctuation detection device for grinder | |
| CN210108462U (en) | Flow transmitter mounting part for plastic pipeline | |
| CN217501402U (en) | Ultrasonic wave assembling structure for electric stay bar sleeve | |
| CN215806347U (en) | Novel flange ball check valve | |
| CN206002311U (en) | Multifunctional engine off gas system testing tool | |
| CN216976077U (en) | Plug-in central pipeline structure integrating multiple functional interfaces | |
| CN220707091U (en) | Bidirectional gas channel assembly |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| PB01 | Publication | ||
| PB01 | Publication | ||
| SE01 | Entry into force of request for substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| GR01 | Patent grant | ||
| GR01 | Patent grant |