CN105736866A - Petroleum pipeline connecting part with telescopic rod - Google Patents
Petroleum pipeline connecting part with telescopic rod Download PDFInfo
- Publication number
- CN105736866A CN105736866A CN201610249460.7A CN201610249460A CN105736866A CN 105736866 A CN105736866 A CN 105736866A CN 201610249460 A CN201610249460 A CN 201610249460A CN 105736866 A CN105736866 A CN 105736866A
- Authority
- CN
- China
- Prior art keywords
- petroleum pipeline
- expansion link
- latch closure
- telescopic rod
- connection member
- 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
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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
- F16L21/00—Joints with sleeve or socket
-
- 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
- F16L21/00—Joints with sleeve or socket
- F16L21/08—Joints with sleeve or socket with additional locking means
Landscapes
- Engineering & Computer Science (AREA)
- General Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Supports For Pipes And Cables (AREA)
Abstract
The invention discloses a petroleum pipeline connecting part with a telescopic rod. The problem that mounting of a coupling cannot be well achieved due to the fact that an existing petroleum pipeline adopting two-end connection cannot rotate freely and effectively is solved. The petroleum pipeline connecting part comprises a connecting pipe body, and internal threads which are designed in the inner wall of the connecting pipe body and matched with external threads at a joint of a petroleum pipeline. Fastening devices are disposed at the two ends of the connecting pipe body. The fastening devices comprise annular fastening parts, and annular buckles which are connected to the annular fastening parts in a sleeving mode and are in threaded connection with the annular fastening parts. The two fastening devices are symmetrically arranged. Moreover, the telescopic rod is disposed between the annular buckles on the two fastening devices. One end of the telescopic rod is hinged to one annular buckle, the other end of the telescopic rod is the free end, and the other annular buckle is provided with a fixing device used for fixing the free end of the telescopic rod. The petroleum pipeline connecting part with the telescopic rod has the advantages that mounting is simpler and more convenient, and connection between the coupling and the petroleum pipeline is more stable.
Description
Technical field
The present invention relates to a kind of connecting tube, be specifically related to the petroleum pipeline connection member with expansion link.
Background technology
Pipeline conveying is carried of crude oil a kind of means of transportation most economical, rational.Pipeline conveying crude oil, connected mode between oil pipe is typically with tubing coupling and is attached, tubing coupling has tubulose box cupling body, the two ends of box cupling body have connection female thread, when using tubing coupling connected pipes, it is screwed in tubing coupling connection female thread having externally threaded oil pipe, forms oil continuative transport pipeline with this, it is achieved the continuative transport of oil.Seal connecting between above-mentioned tubing coupling of the prior art and oil pipe to be usually and be first wound around glass fiber or the rope made of hemp at the external screw thread of oil pipe, afterwards the oil pipe being tied with glass fiber or the rope made of hemp is screwed into tubing coupling, above-mentioned seal form there is the problem that one is that oil pipe and tubing coupling are installed relatively cumbersome, need to get out glass fiber or the rope made of hemp in advance, degree of tightness or thickness that additionally the rope made of hemp or glass fiber are wound around also can affect sealing effectiveness, wayward；Two is practice have shown that to adopt the form that glass fiber or the rope made of hemp are wound around to carry out oil pipe and tubing coupling sealing, and sealing effectiveness is bad, easily occurs crude oil Seepage in use procedure.
In order to solve the problems referred to above, the patent No. is a kind of self sealss tubing coupling disclosed in the file of CN201320152391.X, there is tubulose box cupling body, the two ends of box cupling body have connection female thread, the box cupling inner body wall connected between female thread at described box cupling body two ends is compounded with rubber seal ring, when oil pipe screw in box cupling body two ends connection female thread time, oil pipe end compress described rubber seal ring and and rubber seal ring between liquid-tight envelope.Adopt the self sealss tubing coupling of said structure, owing to the box cupling inner body wall connected between female thread at described box cupling body two ends being compounded with rubber seal ring, therefore when the oil pipe using the present invention to connect oil pipeline, oil pipe docks closely with the tubing coupling of the present invention, oil pipe end compress described rubber seal ring and and rubber seal ring between liquid-tight envelope, do not have crude oil seepage.
But said structure needs the petroleum pipeline having at least one end in the petroleum pipeline that two ends connect can be freely rotatable, for two ends petroleum pipeline all can not effectively freely rotatable in the case of, then cannot realize the installation of box cupling, operation has great limitation.
Summary of the invention
The technical problem to be solved is: existing two ends connect petroleum pipeline can not effective freely rotatable time, it is impossible to realize the installation of connecting tube well, cause that operation has great limitation；Purpose is in that to provide a kind of petroleum pipeline connection member with expansion link solving the problems referred to above.
The present invention is achieved through the following technical solutions:
Having the petroleum pipeline connection member of expansion link, including connecting tube body, the female thread being arranged on connecting tube inboard wall of tube body and matching with petroleum pipeline seam external screw thread, described connecting tube body two ends are provided with clamp device；
Described clamp device includes annular fastener, the latch closure being socketed on annular fastener and threadeding with annular fastener；Said two clamp device is symmetrical arranged, and is provided with expansion link between the latch closure on two clamp devices；
Described expansion link one end is hinged on one of them latch closure, the other end is free end, and another latch closure is then provided with the fixing device fixing for expansion link free end.
The process that implements of the present invention is:
Connecting tube body is rotated on one of them petroleum pipeline, until exposing petroleum pipeline road junction, then another petroleum pipeline road junction is directed at this petroleum pipeline road junction, then this connecting tube body is reversely rotated, until stopping the rotation when being respectively positioned in connecting tube body in two petroleum pipeline road junctions, finally rotating this latch closure, make annular fastener be tightly fixed on petroleum pipeline, the free end then passing through expansion link is fixing on the securing means.
By above-mentioned setting, without rotating petroleum pipeline, can effectively realize threadeding of petroleum pipeline and connecting tube body, the installation of connecting tube can be realized afterwards well.Which makes the installation connection easier, between connecting tube and petroleum pipeline of connecting tube more stable.
And the direction screwed due to two latch closures is relative, thereby through the setting of expansion link, can effectively prevent loosening of latch closure, reach the effect being stably connected with better.The effect of spring block piece can increase the applicable distance between two latch closures, makes operation easier.
Further, the latch closure of described expansion link hinged end being provided with hinged groove, the hinged end of described expansion link is positioned at this hinged groove.
Further, described fixing device includes the buckling groove being arranged on latch closure, and is arranged on the spring block piece in this buckling groove；
Described spring block piece includes the spring that one end is fixed on buckling groove cell wall, is fixed on the perpendicular catch on the spring other end, and is vertically set on the strut rail sheet composition on perpendicular catch top；Being provided with shifting chute on the two side that described buckling groove is relative, the two ends of this strut rail sheet lay respectively in two shifting chutes.
Further, described annular fastener is be arranged in parallel by two or more and is fixed on the anchorage bar of connecting tube body end after circular array, the outer combination screw thread composition being arranged on all anchorage bars and being formed after combination；It is provided with inside described latch closure and outer combination screw thread.
In order to be able to reach the fastening effect of optimum, described anchorage bar is string configuration, and the cross section of this anchorage bar is cambered surface trapezium structure.Described anchorage bar is provided with the pad that the direction thickness along fixing end is gradually reduced.
As optimally set-up mode, described spring block piece includes the spring that one end is fixed on buckling groove cell wall and the catch composition being fixed on the spring other end.
The card being hinged on latch closure to effectively prevent the upper surface of described buckling groove to be provided with.
The present invention compared with prior art, has such advantages as and beneficial effect:
1, the present invention without rotating petroleum pipeline, can effectively realize threadeding of petroleum pipeline and connecting tube body, can realize the installation of connecting tube afterwards well；
2, the present invention setting by expansion link, can effectively prevent loosening of latch closure, reach the effect being stably connected with better.The effect of spring block piece can increase the applicable distance between two latch closures, and the installation connection easier, between connecting tube and petroleum pipeline making connecting tube is more stable；
3, present configuration is simple, cost performance is high, and effect is notable, is especially suitable for popularization and application.
Accompanying drawing explanation
Accompanying drawing described herein is used for providing being further appreciated by the embodiment of the present invention, constitutes the part of the application, is not intended that the restriction to the embodiment of the present invention.In the accompanying drawings:
Fig. 1 is the cross-sectional view of the present invention.
Fig. 2 is the overall structure schematic diagram of the present invention.
Fig. 3 is expansion link of the present invention structural representation of buckling groove position when being connected on buckling groove.
Fig. 4 is the structural representation of spring block piece of the present invention.
The parts title of labelling and correspondence in accompanying drawing:
1-connecting tube body, 2-female thread, 3-clamp device, 4-expansion link, 5-buckling groove, 6-spring block piece；
31-annular fastener, 32-latch closure, combines screw thread, 34-pad outside 33-；
61-spring, 62-erects catch, 63-strut rail sheet, 64-shifting chute.
Detailed description of the invention
For making the object, technical solutions and advantages of the present invention clearly understand, below in conjunction with embodiment and accompanying drawing, the present invention is described in further detail, and exemplary embodiment and the explanation thereof of the present invention are only used for explaining the present invention, not as a limitation of the invention.
Embodiment 1
As shown in Figure 1, Figure 2 and Figure 3, including connecting tube body 1, the female thread 2 being arranged on connecting tube body 1 inwall and matching with petroleum pipeline seam external screw thread, described connecting tube body 1 two ends are provided with clamp device 3.
Described clamp device 3 includes annular fastener 31, the latch closure 32 being socketed on annular fastener 31 and threadeding with annular fastener 31；Said two clamp device 3 is symmetrical arranged, and is provided with expansion link 4 between the latch closure 32 on two clamp devices 3.
Described expansion link 4 one end is hinged on one of them latch closure 32, the other end is free end, and another latch closure 32 is then provided with the fixing device fixing for expansion link 4 free end.
Described fixing device includes the buckling groove 5 being arranged on latch closure 32, and is arranged on the spring block piece 6 in this buckling groove 5.
As shown in Figure 3 and Figure 4, described spring block piece 6 includes the spring 61 that one end is fixed on buckling groove 5 cell wall, and the perpendicular catch 62 being fixed on spring 61 other end forms, and is vertically set on the strut rail sheet 63 on perpendicular catch 62 top；Being provided with shifting chute 64 on the two side that described buckling groove 5 is relative, the two ends of this strut rail sheet 63 lay respectively in two shifting chutes 64.
Being provided with hinged groove on the latch closure 32 of described expansion link 4 hinged end, the hinged end of described expansion link 4 is positioned at this hinged groove.
In order to be able to realize the connection between latch closure 32 and annular fastener 31, described annular fastener 31 is be arranged in parallel by two or more and is fixed on the anchorage bar of connecting tube body 1 end after circular array, is arranged on all anchorage bars and after combination, the outer combination screw thread 33 of formation forms；It is provided with inside described latch closure 32 and outer combination screw thread 33.
In heretofore described clamp device 3, the quantity of anchorage bar is 2～3, is preferably arranged to two, as depicted in figs. 1 and 2 in the present embodiment.
Embodiment 2
The present embodiment and embodiment 1 are distinctive in that, add the structure of pad 34 in the present embodiment, and optimize the concrete structure of anchorage bar, are provided that
Described anchorage bar is string configuration, and the cross section of this anchorage bar is cambered surface trapezium structure.Described anchorage bar is provided with the pad 34 that the direction thickness along fixing end is gradually reduced.By the above-mentioned purpose arranging and effectively reaching more to be stably connected with.
Above-described detailed description of the invention; the purpose of the present invention, technical scheme and beneficial effect have been further described; it is it should be understood that; the foregoing is only the specific embodiment of the present invention; the protection domain being not intended to limit the present invention; all within the spirit and principles in the present invention, any amendment of making, equivalent replacement, improvement etc., should be included within protection scope of the present invention.
Claims (6)
1. there is the petroleum pipeline connection member of expansion link, including box cupling body (1), the female thread (2) being arranged on box cupling body (1) inwall and match with petroleum pipeline seam external screw thread, it is characterised in that described box cupling body (1) two ends are respectively arranged with a clamp device (3)；
Described clamp device (3) includes annular fastener (31), is socketed in the latch closure (32) that annular fastener (31) is upper and threadeds with annular fastener (31)；Said two clamp device (3) is symmetrical arranged, and is provided with expansion link (4) between the latch closure (32) on two clamp devices (3)；
Described expansion link (4) one end is hinged on one of them latch closure (32), the other end is free end, and another latch closure (32) is then provided with the fixing device fixing for expansion link (4) free end.
2. the petroleum pipeline connection member with expansion link according to claim 1, it is characterised in that being provided with hinged groove on the latch closure (32) of described expansion link (4) hinged end, the hinged end of described expansion link (4) is positioned at this hinged groove.
3. the petroleum pipeline connection member with expansion link according to claim 1, it is characterised in that described fixing device includes the buckling groove (5) being arranged on latch closure (32), and is arranged on the spring block piece (6) in this buckling groove (5)；
Described spring block piece (6) includes the spring (61) that one end is fixed on buckling groove (5) cell wall, is fixed on the perpendicular catch (62) on spring (61) other end, and is vertically set on the strut rail sheet (63) on perpendicular catch (62) top；Being provided with shifting chute (64) on the two side that described buckling groove (5) is relative, the two ends of this strut rail sheet (63) lay respectively in two shifting chutes (64).
4. the petroleum pipeline connection member with expansion link according to claim 1, it is characterized in that, described annular fastener (31) is be arranged in parallel by two or more and is fixed on the anchorage bar of box cupling body (1) end after circular array, outer combination screw thread (33) composition being arranged on all anchorage bars and being formed after combination；Described latch closure (32) inner side is provided with match with outer combination screw thread (33) interior and is connected screw thread.
5. the petroleum pipeline connection member with expansion link according to claim 4, it is characterised in that described anchorage bar is string configuration, and the cross section of this anchorage bar is cambered surface trapezium structure.
6. the petroleum pipeline connection member with expansion link according to claim 4, it is characterised in that be provided with the pad (34) that the direction thickness along fixing end is gradually reduced on described anchorage bar.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201610249460.7A CN105736866A (en) | 2016-04-21 | 2016-04-21 | Petroleum pipeline connecting part with telescopic rod |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201610249460.7A CN105736866A (en) | 2016-04-21 | 2016-04-21 | Petroleum pipeline connecting part with telescopic rod |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN105736866A true CN105736866A (en) | 2016-07-06 |
Family
ID=56254959
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201610249460.7A Pending CN105736866A (en) | 2016-04-21 | 2016-04-21 | Petroleum pipeline connecting part with telescopic rod |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN105736866A (en) |
Citations (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US3692338A (en) * | 1968-12-18 | 1972-09-19 | Loing Verreries | Connector for tubular elements |
| US4969671A (en) * | 1987-02-03 | 1990-11-13 | Hoechst Aktiengesellschaft | Gas-tight joint for pipe linings and risers |
| CN103244771A (en) * | 2013-05-24 | 2013-08-14 | 中建五局工业设备安装有限公司 | Butt joint device of expansion joint of drain pipe |
| CN103292080A (en) * | 2013-06-04 | 2013-09-11 | 无锡金顶石油管材配件制造有限公司 | Petroleum pipeline with taper-thread structures |
| CN103644413A (en) * | 2013-11-28 | 2014-03-19 | 江阴海陆高压管件有限公司 | Pipe fitting |
| CN204141093U (en) * | 2014-09-18 | 2015-02-04 | 庞浩佳 | Two screw connection structures of thin-wall stainless steel and pipe joint |
| CN205606029U (en) * | 2016-04-21 | 2016-09-28 | 成都来宝石油设备有限公司 | Rotatory oil pipe connecting piece is prevented to telescopic link |
-
2016
- 2016-04-21 CN CN201610249460.7A patent/CN105736866A/en active Pending
Patent Citations (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US3692338A (en) * | 1968-12-18 | 1972-09-19 | Loing Verreries | Connector for tubular elements |
| US4969671A (en) * | 1987-02-03 | 1990-11-13 | Hoechst Aktiengesellschaft | Gas-tight joint for pipe linings and risers |
| CN103244771A (en) * | 2013-05-24 | 2013-08-14 | 中建五局工业设备安装有限公司 | Butt joint device of expansion joint of drain pipe |
| CN103292080A (en) * | 2013-06-04 | 2013-09-11 | 无锡金顶石油管材配件制造有限公司 | Petroleum pipeline with taper-thread structures |
| CN103644413A (en) * | 2013-11-28 | 2014-03-19 | 江阴海陆高压管件有限公司 | Pipe fitting |
| CN204141093U (en) * | 2014-09-18 | 2015-02-04 | 庞浩佳 | Two screw connection structures of thin-wall stainless steel and pipe joint |
| CN205606029U (en) * | 2016-04-21 | 2016-09-28 | 成都来宝石油设备有限公司 | Rotatory oil pipe connecting piece is prevented to telescopic link |
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| C06 | Publication | ||
| PB01 | Publication | ||
| C10 | Entry into 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: 20160706 |