CN107917292A - A kind of pipe connector lug and pipe connector lug application method - Google Patents
A kind of pipe connector lug and pipe connector lug application method Download PDFInfo
- Publication number
- CN107917292A CN107917292A CN201610749022.7A CN201610749022A CN107917292A CN 107917292 A CN107917292 A CN 107917292A CN 201610749022 A CN201610749022 A CN 201610749022A CN 107917292 A CN107917292 A CN 107917292A
- Authority
- CN
- China
- Prior art keywords
- connector
- pipe
- pipeline
- connecting pin
- locking nut
- 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.)
- Pending
Links
- 238000000034 method Methods 0.000 title claims abstract description 7
- 239000000463 material Substances 0.000 claims description 6
- 229910000831 Steel Inorganic materials 0.000 claims description 5
- 239000010959 steel Substances 0.000 claims description 5
- 239000011521 glass Substances 0.000 claims description 2
- 238000009434 installation Methods 0.000 description 6
- 238000007789 sealing Methods 0.000 description 5
- 230000000694 effects Effects 0.000 description 3
- 238000005516 engineering process Methods 0.000 description 3
- 239000011152 fibreglass Substances 0.000 description 3
- 230000004048 modification Effects 0.000 description 3
- 238000012986 modification Methods 0.000 description 3
- 229920002430 Fibre-reinforced plastic Polymers 0.000 description 2
- 241001365789 Oenanthe crocata Species 0.000 description 2
- 239000011151 fibre-reinforced plastic Substances 0.000 description 2
- 238000012856 packing Methods 0.000 description 2
- 239000013535 sea water Substances 0.000 description 2
- 238000010276 construction Methods 0.000 description 1
- 238000001816 cooling Methods 0.000 description 1
- 230000007797 corrosion Effects 0.000 description 1
- 238000005260 corrosion Methods 0.000 description 1
- 230000007812 deficiency Effects 0.000 description 1
- 238000011900 installation process Methods 0.000 description 1
- 238000009428 plumbing Methods 0.000 description 1
- 238000012797 qualification Methods 0.000 description 1
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
- F16L19/00—Joints in which sealing surfaces are pressed together by means of a member, e.g. a swivel nut, screwed on or into one of the joint parts
- F16L19/02—Pipe ends provided with collars or flanges, integral with the pipe or not, pressed together by a screwed member
- F16L19/0212—Pipe ends provided with collars or flanges, integral with the pipe or not, pressed together by a screwed member using specially adapted sealing means
Abstract
The present invention provides a kind of pipe connector lug and a kind of pipe connecting method, its connector includes the first connector, locking nut, seal washer, the second connector;By on screw thread of first connector by threaded engagement to the first conduit connection end, the second connector small end is screwed on the screw thread of second pipe connecting pin through locking nut minimum endoporus;Seal washer is set between the first pipeline and second pipe connecting pin both ends of the surface, and rotation tightens locking nut and the first connector, makes the first pipeline and second pipe end face jam-packed seal washer.The present invention is time saving and energy saving, securely and reliably, can increase pipe-line system bearing capacity, preferably apply in mesolow field.
Description
Technical field
The present invention relates to a kind of pipe connector lug and pipe connector lug application method.
Background technology
In urban construction, either plumbing, blowdown or gas conveying, pipeline laying and installation are all that these are built
Most important link in if.And the joint form in laying and installation process between pipeline and pipeline directly determines whole system
The bearing capacity and security performance of system.Existing joint form is mostly flange form, spigot-and-socket, bushing type, and these connection modes
Larger in caliber, the larger occasion of pressure, operability is not high, sealing performance deficiency, often results in the pressure-bearing energy of whole pipe-line system
Power reduces, it is impossible to meets normal pressure and sealing demand.
GRP pipe is light, corrosion-resistant, is widely used in industry-by-industry.Heavy-caliber fiber reinforced plastic pipe, its maximum internal pressure
Endurance, is mainly determined, GRP pipe of the conventional diameter more than 600mm is used by the maximum endurance at pipe joint
Flange form connects, and when installation needs to tighten multiple bolts, complicated cumbersome, in addition when tightening connection bolt one by one, also can
Seal washer unbalance stress is caused, causes seal washer poorly sealed, maximum working pressure (MWP) all simply exists in many cases
It is 1.6Mpa following.
The Chinese patent of Application No. 201120106351.2, discloses a kind of glass fiber-reinforced plastic pipe joint, including:Glass reinforced plastic pipe
With a plurality of ring type seal, the inner surface of the glass reinforced plastic pipe is peripherally disposed circular orientation boss, and the annular is fixed
The both sides of position boss are installed with the ring type seal respectively.This structure is suitable for low-pressure delivery more, and to right when installing
The concentricity requirement in adapter road is higher, is not easy to install.
The content of the invention
The technical problem to be solved in the present invention is to provide a kind of easy for installation, and sealing effect is good, the pipe of reliability higher
Road jointing and pipe connector lug application method.
In order to solve the above-mentioned technical problem, the present invention adopts the following technical scheme that:A kind of pipe connector lug is provided, is wrapped
Include:First pipeline, the first connector, second pipe, the second connector, seal washer, locking nut.First pipeline, it is connected
End sets external screw thread;First connector, its endoporus are threadedly coupled with the connecting pin of first pipeline, the outer spiral shell of its cylindrical setting
Line;The second pipe, its connecting pin set external screw thread;Second connector, the connecting pin of its endoporus and the second pipe
It is threadedly coupled;The seal washer, is arranged at the connecting pin end face of first pipeline and the connecting pin end of the second pipe
Between face;The locking nut, its inner cavity are set in outside second connector, the end face phase of its inner face and second connector
Against;The locking nut is screwed with the first connector external screw thread and is connected.
Preferably, between the thread rotary orientation and locking nut and the first connector between first pipeline and the first connector
Thread rotary orientation is identical, the spiral shell between thread rotary orientation and the second connector and second pipe between first pipeline and the first connector
Line is oppositely oriented.
Preferably, first pipeline and second pipe are glass steel material.
Further, the first pipeline and a diameter of 600mm-1800mm of second pipe.
Further, the connection screw thread of the locking nut and first connector, locking nut are internal thread, first
Connector is external screw thread.
Further, first connector, locking nut, the second connector are steel material.
Preferably, the seal washer is soft rubber material.
The present invention also provides a kind of application method of above-mentioned pipe connector lug:Comprise the following steps:
A, by screw thread of first connector by threaded engagement to the first conduit connection end, the second connector small end is passed through into lock
Tight nut minimum endoporus is screwed on the screw thread of second pipe connecting pin;
Seal washer is set between the first pipeline and second pipe connecting pin both ends of the surface, and locking nut and the are tightened in rotation b,
One connector, makes the first pipeline and second pipe end face jam-packed seal washer.
As described above, the invention has the advantages that:Using overall screw-type connection, only with tightening a nut just
The installation of whole pipe fitting can be completed, it is convenient and efficient, it is time saving and energy saving.In addition when tightening locking nut, the first pipeline, second
The uniform crush seal packing ring of two end faces energy of conduit connection end, sealing is more reliable, especially for diameter in 600mm-
Heavy-caliber fiber reinforced plastic pipe between 1800mm, using under identical condition, pipe-line system being held during this joint form
Pressure energy power from original 1.6Mpa liftings to 5.5Mpa so that pipeline applied in mesolow environment more extensively, can answer
Used in for example:At a distance, high drop water delivery project, LNG fire protection pipelines project, nuclear power station seawater cool down, in fire-fighting project, in pipe
In road in high-low pressure application, traditional steel pipe can be replaced safely.
Brief description of the drawings
Fig. 1 is the structure chart of inventive pipeline jointing
Fig. 2 is the structure chart of locking nut in inventive pipeline jointing
In figure:1st, the first pipeline 2, the first connector
3rd, locking nut 4, seal washer
5th, the second connector 6, second pipe
31st, locking nut inner face
Embodiment
Structure, ratio, size depicted in Figure of description etc., only to coordinate the revealed content of specification, with
Understand for those skilled in the art and read, be not limited to the enforceable qualifications of the present invention, therefore do not have technically
Essential meaning, the modification of any structure, the change of proportionate relationship or the adjustment of size, can be generated not influencing the present invention
Under effect and the purpose that can reach, should all still it fall in the range of disclosed technology contents can be covered.Meanwhile
Cited such as " on ", " under ", "front", "rear", " centre " term, are merely convenient to the clear of narration in this specification, and
It is not used to limit the enforceable scope of the present invention, its relativeness is altered or modified, in the case where changing technology contents without essence, when
Also it is considered as the enforceable category of the present invention.
The present embodiment provides a kind of pipe connector lug, including the first connector 2, locking nut 3, seal washer 4, second connect
First 5;First connector 2, which is connected through a screw thread, to be screwed on the screw thread of 1 connecting pin of the first pipeline, and the maximum outside diameter of the second connector 5 is more than
The minimum diameter of bore of locking nut 3,5 small end of the second connector is through the minimum endoporus of locking nut 3 and by being threaded onto second
On the screw thread of 6 connecting pin of pipeline, thread rotary orientation and locking nut 3 and first between above-mentioned the first pipeline 1 and the first connector 2
Thread rotary orientation between connector 2 is identical, and the thread rotary orientation between the second connector 5 and second pipe 6 is on the contrary, when lock is tightened in rotation
When tight nut 3 and the first connector 2, the inner face 31 of locking nut 3 gives 5 one frictional force of the second connector so that the second connector 5 is standby
Tightly, continue rotation and tighten locking nut 3, while close seal washer 4 are extruded by the first connector 2 on the first pipeline 1 it is standby tight,
Realize the sealed connection between the first pipeline 1 and second pipe 6 and the fastening of whole connector.
In the above-described embodiments, 3 outer surface of locking nut can set lever hole, and when installation inserts in the hole lever, profit
With lever principle locking nut 3 can be screwed with less strength.
In conclusion the present invention is using overall screw-type connection, only connect with tightening a nut and can complete whole pipe
The installation of head, it is convenient and efficient, it is time saving and energy saving.In addition when tightening locking nut, the first pipeline, two of second pipe connecting pin
The uniform crush seal packing ring of end face energy, sealing is more reliable, especially for heavy caliber of the diameter between 600mm-1800mm
GRP pipe, using pipe-line system bearing capacity under identical condition, can be made during this joint form from original
1.6Mpa liftings to 5.5Mpa so that pipeline applied in mesolow environment more extensively, can apply for example:Long distance
From, high drop water delivery project, LNG fire protection pipelines project, nuclear power station seawater cooling, in fire-fighting project, high-low pressure should in the duct
In, traditional steel pipe can be replaced safely.So the present invention effectively overcome some practical problems of the prior art from
And there is very high utility value and using meaning.
The principle of the present invention and its effect is only illustrated in the above embodiment, not for the limitation present invention.This hair
It is bright to also have many aspects to be improved on the premise of without prejudice to overall thought, all can be for those skilled in the art
Without prejudice under the spirit and scope of the present invention, modifications and changes can be carried out to above-described embodiment.Therefore, technical field such as
Middle tool usually intellectual without departing from disclosed spirit and all equivalent modifications for being completed under technological thought or
Change, should be covered by the claim of the present invention.
Claims (7)
- A kind of 1. pipe connector lug, it is characterised in that including:First pipeline (1), its connecting pin set external screw thread;First connector (2), its endoporus are threadedly coupled with the connecting pin of first pipeline (1), its cylindrical setting external screw thread;Locking nut (3), its inner cavity are set in second connector (5) outside, its inner face (31) and second connector (5) End face leans;The locking nut (3) screws with the first connector (2) external screw thread and is connected.Seal washer (4), is arranged at the connecting pin end face of first pipeline (1) and the connecting pin end of the second pipe (6) Between face;Second connector (5), its endoporus are threadedly coupled with the connecting pin of the second pipe (6);Second pipe (6), its connecting pin set external screw thread.
- 2. pipe connector lug according to claim 1, it is characterised in that:First pipeline (1) and the first connector (2) it Between thread rotary orientation it is identical with the thread rotary orientation between locking nut (3) and the first connector (2), first pipeline (1) and Thread rotary orientation between one connector (2) is opposite with the thread rotary orientation between the second connector (5) and second pipe (6).
- 3. Petrochemical Pipe Joints according to claim 1, it is characterised in that first pipeline (1) and second pipe (6) are Glass steel material.
- 4. Petrochemical Pipe Joints according to claim 3, it is characterised in that first pipeline (1) and second pipe (6) are straight Footpath is 600mm-1800mm.
- 5. pipe connector lug according to claim 4, it is characterised in that the locking nut (3) connects with described first The connection screw thread of head (2), locking nut (3) is internal thread, and the first connector (2) is external screw thread.
- 6. pipe connector lug according to claim 1, it is characterised in that the seal washer (4) is soft rubber material Material.
- A kind of 7. application method of the pipe connector lug any one of claim 1 to 6:Comprise the following steps:A, by screw thread of the first connector (2) by threaded engagement to the first pipeline (1) connecting pin, by the second connector (5) small end Screwed through the minimum endoporus of locking nut (3) on the screw thread of second pipe (6) connecting pin;Seal washer (4) b, is set between the first pipeline (1) and second pipe (6) connecting pin both ends of the surface, and locking screw is tightened in rotation Female (3) and the first connector (2), make the first pipeline (1) and second pipe (6) end face jam-packed seal washer.
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CN201610749022.7A CN107917292A (en) | 2016-08-29 | 2016-08-29 | A kind of pipe connector lug and pipe connector lug application method |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CN201610749022.7A CN107917292A (en) | 2016-08-29 | 2016-08-29 | A kind of pipe connector lug and pipe connector lug application method |
Publications (1)
Publication Number | Publication Date |
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CN107917292A true CN107917292A (en) | 2018-04-17 |
Family
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Family Applications (1)
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CN201610749022.7A Pending CN107917292A (en) | 2016-08-29 | 2016-08-29 | A kind of pipe connector lug and pipe connector lug application method |
Country Status (1)
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CN (1) | CN107917292A (en) |
Cited By (3)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN108612930A (en) * | 2018-06-29 | 2018-10-02 | 鞍钢建设集团有限公司 | A kind of Screw assembly formula assembling pipe joint |
CN110207532A (en) * | 2019-07-02 | 2019-09-06 | 浙江捷丰科技实业有限公司 | A kind of heat exchanger inserts sealed attachment device with speed |
CN112984242A (en) * | 2019-12-02 | 2021-06-18 | 湖南诚路管业科技有限公司 | Plastic pipe with adjustable sealing joint |
Citations (6)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN2116141U (en) * | 1990-05-17 | 1992-09-16 | 吉林省延边科学技术研究所 | Pipe joint |
CN2760362Y (en) * | 2004-11-12 | 2006-02-22 | 罗书彬 | Fastening joint for pipe connection |
DE102007022799A1 (en) * | 2007-05-11 | 2008-11-13 | Weinhold, Karl, Dipl.-Ing. | Pipe or hose line e.g. high pressure pipe line, ends connecting device for e.g. medium vapor, has additional sealing ring arranged at front side between collar and plug-in parts and filling pipe line-side gap between parts |
CN202561304U (en) * | 2012-04-20 | 2012-11-28 | 株洲科盟车辆配件有限责任公司 | Self-sealing pipe connector |
CN105135099A (en) * | 2015-10-01 | 2015-12-09 | 罗建华 | Double-sealing clamping-ring-bearing water pipe quick swing joint |
CN206429773U (en) * | 2016-08-29 | 2017-08-22 | 曹如锋 | A kind of pipe connector lug |
-
2016
- 2016-08-29 CN CN201610749022.7A patent/CN107917292A/en active Pending
Patent Citations (6)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN2116141U (en) * | 1990-05-17 | 1992-09-16 | 吉林省延边科学技术研究所 | Pipe joint |
CN2760362Y (en) * | 2004-11-12 | 2006-02-22 | 罗书彬 | Fastening joint for pipe connection |
DE102007022799A1 (en) * | 2007-05-11 | 2008-11-13 | Weinhold, Karl, Dipl.-Ing. | Pipe or hose line e.g. high pressure pipe line, ends connecting device for e.g. medium vapor, has additional sealing ring arranged at front side between collar and plug-in parts and filling pipe line-side gap between parts |
CN202561304U (en) * | 2012-04-20 | 2012-11-28 | 株洲科盟车辆配件有限责任公司 | Self-sealing pipe connector |
CN105135099A (en) * | 2015-10-01 | 2015-12-09 | 罗建华 | Double-sealing clamping-ring-bearing water pipe quick swing joint |
CN206429773U (en) * | 2016-08-29 | 2017-08-22 | 曹如锋 | A kind of pipe connector lug |
Cited By (4)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN108612930A (en) * | 2018-06-29 | 2018-10-02 | 鞍钢建设集团有限公司 | A kind of Screw assembly formula assembling pipe joint |
CN110207532A (en) * | 2019-07-02 | 2019-09-06 | 浙江捷丰科技实业有限公司 | A kind of heat exchanger inserts sealed attachment device with speed |
CN110207532B (en) * | 2019-07-02 | 2020-09-01 | 浙江捷丰科技实业有限公司 | Fast-inserting sealed connecting device for heat exchanger |
CN112984242A (en) * | 2019-12-02 | 2021-06-18 | 湖南诚路管业科技有限公司 | Plastic pipe with adjustable sealing joint |
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PB01 | Publication | ||
PB01 | Publication | ||
SE01 | Entry into force of request for substantive examination | ||
SE01 | Entry into force of request for substantive examination | ||
RJ01 | Rejection of invention patent application after publication | ||
RJ01 | Rejection of invention patent application after publication |
Application publication date: 20180417 |