CN103111833B - Assembly and disassembly tool for clamping-pressing type mechanical connector - Google Patents
Assembly and disassembly tool for clamping-pressing type mechanical connector Download PDFInfo
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- CN103111833B CN103111833B CN201310047213.5A CN201310047213A CN103111833B CN 103111833 B CN103111833 B CN 103111833B CN 201310047213 A CN201310047213 A CN 201310047213A CN 103111833 B CN103111833 B CN 103111833B
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- hydraulic cylinder
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Abstract
The invention provides an assembly and disassembly tool for a clamping-pressing type mechanical connector. The assembly and disassembly tool for the clamping-pressing type mechanical connector comprises an axial hydraulic cylinder loading mechanism and a hydraulic cylinder open-close mechanism. The axial hydraulic cylinder loading mechanism is composed of two half parts which are symmetrical in a left-right mode. The two half parts are axially and sequentially loading mechanism clamping claws, loading hydraulic cylinder pistons and loading hydraulic cylinder base seats from front to back. The loading hydraulic cylinder pistons are connected with the loading mechanism clamping claws. The left loading hydraulic cylinder base seat is connected with the right loading hydraulic cylinder base seat through a connecting hinge. Semi-circle grooves of the connector are formed in the central sides of the left hydraulic cylinder base seat and the right hydraulic cylinder base seat. Hydraulic cylinder base seat convex platforms are arranged inside the semi-circle grooves. The hydraulic cylinder open-close mechanism comprises an open-close hydraulic cylinder which is fixed between the left hydraulic cylinder base seat and the right hydraulic cylinder base seat through supports. Assembly and disassembly of the clamping-pressing type mechanical connector can be achieved rapidly.
Description
Technical field
What the present invention relates to is a kind of pipeline connecting device.
Background technology
It is simple that clamp-press type mechanical connector has configuration, sealing load is high, adapt to working environment complicated, and etc. bear the advantage of certain pipeline axial force in place and moment of flexure, its sealing principle leans on the crimp of metal covering to form reliable annular sealing surface to realize sealing, therefore the installation completing clamp-press type mechanical connector needs larger loading force, and installation process must steadily be carried out; In like manner, due to effect or the mechanical connector internal cause of external environmental factor, when causing connector to lose efficacy, connector must be taken off from pipeline again, the connector more renewed, some special environment of connector work often hinders the enforcement of traditional method for dismounting such as such as cutting, and the dismounting of connector needs very large pullout of strength, and which limits the extensive use of clamp-press type mechanical connector.
Summary of the invention
The object of the present invention is to provide a kind of connection procedure safety and steady, connect satisfactory for result, the fast and reliable clamp-press type mechanical connector installation and removal instrument of unloading process.
The object of the present invention is achieved like this:
Comprise axial liquid cylinder pressure load maintainer and hydraulic cylinder open-and-close mechanism;
Described axial liquid cylinder pressure load maintainer is made up of symmetrical two halves, two halves is axially followed successively by by after forward direction: load maintainer claw, loading hydraulic cylinder piston, loading hydraulic cylinder base, loading hydraulic cylinder piston is connected with load maintainer claw, left and right loading hydraulic cylinder base is by connecting chain connection, left and right loading hydraulic cylinder base central side is provided with connector half slot, and is provided with hydraulic cylinder base boss in described half slot;
Described hydraulic cylinder open-and-close mechanism comprises folding hydraulic cylinder, and folding hydraulic cylinder is fixed between the loading hydraulic cylinder base of left and right by support.
The present invention can also comprise:
1, loading hydraulic cylinder piston nose is provided with annular groove, be connected with load maintainer claw by sheathed hydraulic cylinder piston snap ring on it, left and right loading hydraulic cylinder base comprises four hydraulic cylinders respectively, left and right loads cylinder body chassis interior oil circuit UNICOM four hydraulic cylinders, left and right loading hydraulic cylinder base is connected by hydraulic fluid port high-pressure oil pipe, and left and right loading hydraulic cylinder base sidepiece is provided with base and enters back hydraulic oil port and be connected with external power supply.
2, on left and right load maintainer claw, correspondence is provided with four groups of retaining mechanisms, and described retaining mechanism mainly comprises claw lock pin nut and claw lock pin.
3, folding hydraulic cylinder is provided with balanced valve, and balanced valve is provided with balanced valve oil inlet and outlet, and described balanced valve oil-out is connected with external power supply.
The invention provides one and realize clamp-press type mechanical connector Fast Installation and tool special for dismounting, its technical characteristics is embodied in:
The present invention mainly comprises the axial load maintainer of hydraulic cylinder of installation and removal clamp-press type mechanical connector and the hydraulic cylinder open-and-close mechanism of controlled loading mechanism opening and closing on axial vertical plane.
Hydraulic cylinder load maintainer is divided into left and right two parts, left-half axially front and back is followed successively by: the left base of load maintainer left jamming claw, hydraulic cylinder piston and hydraulic cylinder, right half part axially front and back is followed successively by: the right base of load maintainer right jamming claw, hydraulic cylinder piston and hydraulic cylinder, left and right hydraulic cylinder base is connected by joint pin.
A hydraulic cylinder left side (right side) base comprises four hydraulic cylinders, reveal with contaminated by left (right side) hydraulic cylinder front and rear cover restriction hydraulic cylinder piston stroke with preventing hydraulic oil, left (right side) cylinder body chassis interior has oil circuit UNICOM four hydraulic cylinders, left and right hydraulic cylinder base, by hydraulic oil pipe UNICOM, goes into reliable oil-feed oil return circuit.Hydraulic cylinder base top, left and right is provided with turnover hydraulic oil port and is connected with external power supply, stepping up and relieving of hydraulic control cylinder load maintainer.Hydraulic cylinder base top, left and right is provided with folding hydraulic cylinder leg, for fixing folding hydraulic cylinder.
Hydraulic cylinder piston front end is provided with annular groove, forms reliable connection by sheathed hydraulic cylinder piston snap ring on it and other structures with a left side (right side) claw.On the claw of left and right, correspondence is provided with four groups of retaining mechanisms, is of value to left and right hydraulic cylinder piston synchronous.
Hydraulic cylinder open-and-close mechanism reset hydraulic cylinder and the balanced valve being set in top, balanced valve is provided with turnover hydraulic oil port and is connected with external power supply, and controlled loading mechanism opens and closes on axial vertical plane.
The present invention adopts said structure, can complete the reliability installation and removal to pipeline of clamp-press type mechanical connector.When installing clamp-press type mechanical connector, when external power supply provides power, open-and-close mechanism operates, specific purpose tool opens, and is placed in the central channel of hydraulic cylinder base mechanical connector one end of pre-installation pipeline, and hydraulic cylinder base boss is stuck in connector pressure rings draw-in groove, specific purpose tool claw is stuck in connector matrix draw-in groove, when external power supply provides power for hydraulic cylinder open-and-close mechanism, close special installation tool, screw the nut of retaining mechanism.External power supply provides power for the axial load maintainer of hydraulic cylinder, after specific purpose tool hydraulic cylinder base gasket ring, in compressive plane and claw pad, compressive plane is installed for connector and is provided force surface, hydraulic cylinder load maintainer operates, when fitting with hydraulic cylinder base front end capping after claw in the design of this specific purpose tool, fixture completes the installation to connector just, after completing the one-sided installation of connector, reset load maintainer piston, unclamp the nut of retaining mechanism, open specific purpose tool, after the same method, complete the installation to other side, realize pipeline 1 to be connected with the quick non-solder of pipeline 2, connection procedure safety and steady.
The present invention is when dismantling clamp-press type mechanical connector, when external power supply provides power, hydraulic cylinder load maintainer operates, clamping loading hydraulic cylinder, simultaneously, open-and-close mechanism operates, specific purpose tool opens, the claw of specific purpose tool is stuck in the claw groove of connector, and hydraulic cylinder base boss is stuck in connector pressure rings draw-in groove, when external power supply provides power, close connector, to screw on the nut of retaining mechanism, external power supply provides power, hydraulic cylinder load maintainer operates, hydraulic cylinder opens, in specific purpose tool hydraulic cylinder base boss compressive plane and claw pad, compressive plane is dismantled for connector and is provided force surface, because load maintainer can provide larger axis to install and withdrawal force, and then complete the dismounting of Single Edge Connector.External power supply provides power, unclamps the nut of retaining mechanism, opens specific purpose tool, and after the same method, complete the dismounting to other side clamp-press type mechanical connector, unloading process is fast and reliable.
Accompanying drawing explanation
Fig. 1 be of the present invention under tapered end locking state overall structure schematic diagram;
Fig. 2 is the top view of Fig. 1;
Fig. 3 is left side of the present invention hydraulic cylinder schematic diagram;
Fig. 4 is clamp-press type mechanical connector working state schematic representation;
Fig. 5 is that the present invention is for working state schematic representation during installing card pressure type mechanical connector.
Detailed description of the invention
Below in conjunction with accompanying drawing citing, the present invention is described in more detail:
Composition graphs 1-Fig. 3, this clamp-press type mechanical connector specific purpose tool comprises the hydraulic cylinder open-and-close mechanism of hydraulic cylinder load maintainer and the controlled loading mechanism opening and closing on axial vertical plane axially loading installation and removal clamp-press type mechanical connector.The implication of individual symbol is in fig. 1 and 2: 1 balanced valve, 2 connect hinge, 3 folding hydraulic cylinders, 4 right folding hydraulic cylinder legs, 5 right hydraulic cylinder bases, 6 right hydraulic cylinder base drive end bearing brackets, 7 right jamming claw pads, 8 right jamming claws, 9 hydraulic cylinder snap rings, 10 hydraulic cylinder base lock pins, 11 base lock pin nuts, 8' left jamming claw, 7 ' left jamming claw pad, 5' left hydraulic cylinder base, the left folding hydraulic cylinder leg of 4', 12 claw lock pin nuts, 13 claw lock pins, 14 balanced valve oil-ins, 14' balanced valve oil-out, 33 right hydraulic cylinder base oil-ins, 15 right hydraulic cylinder base rodless cavity oil inlet and outlets, 16 right hydraulic cylinder base rod chamber oil inlet and outlets, 17 right hydraulic cylinder piston rods, the right hydraulic cylinder piston rod of 17', 16' left hydraulic cylinder base rod chamber oil inlet and outlet, 15' left hydraulic cylinder base rodless cavity oil inlet and outlet, 33' left hydraulic cylinder base oil-out, compressive plane after 20 hydraulic cylinder base gasket rings, 21 base boss compressive planes, 22 base boss, 23 hydraulic cylinder base gasket rings, compressive plane in 24 claw pads.
Above-mentioned hydraulic cylinder load maintainer is divided into left and right two parts, and left-half axially front and back is followed successively by: load maintainer left jamming claw 8', left hydraulic cylinder piston 17' and left hydraulic cylinder base 5'; Right half part axially front and back is followed successively by: load maintainer right jamming claw 8, right hydraulic cylinder piston 17 and right hydraulic cylinder base 5, and left and right hydraulic cylinder base connects by connecting hinge 2.
The left and right base 5' of above-mentioned hydraulic cylinder, 5 comprises four hydraulic cylinders, and left and right cylinder body chassis interior has oil circuit UNICOM four hydraulic cylinders respectively, left and right base by hydraulic fluid port 15,15', 16,16' high-pressure oil pipe is connected, and forms reliable oil circuit respectively.Left and right hydraulic cylinder base 5', 5 tops are provided with turnover hydraulic oil port 33', 33 and are connected with external power supply, stepping up and relieving of hydraulic control cylinder load maintainer.Left and right hydraulic cylinder base top is provided with folding hydraulic cylinder leg 4', 4, for fixing folding hydraulic cylinder.
Above-mentioned left and right hydraulic cylinder piston 17,17' front end are provided with annular groove, to be formed reliably be connected by sheathed hydraulic cylinder piston snap ring 9' on it, 9 with other structures with left and right claw 8 ', 8.On left and right claw 8', 8, correspondence is provided with four groups of retaining mechanisms, is of value to left and right hydraulic cylinder piston synchronous.
Above-mentioned hydraulic cylinder open-and-close mechanism reset hydraulic cylinder 3 and the balanced valve 1 being set in top, balanced valve is provided with turnover hydraulic oil port 14,14' is connected with external power supply, and controlled loading mechanism opens and closes on axial vertical plane.
The external power supply used in the present embodiment is hydraulic power source power station or the portable hydraulic power product-derived of specialized designs.
The operation principle that clamp-press type mechanical connector of the present invention connects specific purpose tool is:
Composition graphs 4 is clamp-press type mechanical connector working state schematic representation, under the loading effect of specific purpose tool, left and right pressure rings 29', 29 moves in the middle part of clamp-press type mechanical connector matrix draw-in groove 30, due to the ramp effect of pressure rings 29', 29 inner surfaces, force the two seals hold-down ring of base inner surface to be embedded into pipe surface, form reliable sealing ring surface.In Fig. 4, the implication of a symbol is: A first pipeline, 27' clamp-press type mechanical connector pressure rings extruding working face 1,28' pressure rings draw-in groove 1,29' clamp-press type mechanical connector pressure rings 1,30 clamp-press type mechanical connector matrix draw-in groove, 29 extruding of clamp-press type mechanical connector pressure rings 2,28 pressure rings draw-in groove 2,27 clamp-press type mechanical connector pressure rings working face 2, B second pipe, 31 pressure rings draw-in groove working faces 2, the right working faces of 31' pressure rings draw-in groove working face 1,32 matrix draw-in groove.
Composition graphs 4, before 5 clamp-press type mechanical connector specific purpose tools of the present invention carry out the installment work of clamp-press type mechanical connector, pressure rings 29 and the 29' front end of clamp-press type mechanical connector need be enclosed within mechanical connector matrix and complete initial installation, during installation, clamp-press type mechanical connector intrinsic silicon inserted in first pipeline one end and locate, need to adopt twice installation of this connection specific purpose tool, first time is when loading, need by the claw 8 of specific purpose tool, 8' is placed in mechanical connector matrix draw-in groove 30, and the mechanical connector limit for connecting is placed in the half slot of hydraulic cylinder base, and make specific purpose tool hydraulic cylinder base boss 22 be stuck in connector pressure rings draw-in groove 28, hydraulic power supply is made to provide power, specific purpose tool folding hydraulic cylinder works, specific purpose tool closes, screw the tapered end nut 12 of the retaining mechanism 13 on claw, after completing, hydraulic power supply provides power, hydraulic oil is from left hydraulic cylinder base oil-in 33', enter hydraulic cylinder base, force load maintainer work, when load maintainer shrinks and loads, the compressive plane 20 of hydraulic cylinder base half slot can prop up the extruding working face 27 of mechanical connector external pressure ring, contraction loading force is provided with being stuck in the claw pad in mechanical connector matrix draw-in groove together with compressive plane, because the stroke of hydraulic cylinder piston designs, when fitting with hydraulic cylinder base front end capping after claw, fixture completes the installation of connector just, monolateral complete installation after, to outward winding tapered end nut, open-and-close mechanism works, specific purpose tool opens, transposition, the opposite side completing clamp-press type mechanical connector is after the same method installed.
Before clamp-press type mechanical connector specific purpose tool of the present invention carries out clamp-press type mechanical connector dismantlement work, when external power supply provides power, hydraulic cylinder load maintainer operates, clamping loading hydraulic cylinder, simultaneously, open-and-close mechanism operates, specific purpose tool opens, by the claw 8 of specific purpose tool, 8' is stuck in the mechanical connector matrix draw-in groove 30 li of connector, and hydraulic cylinder loading boss 22' is stuck in connector pressure rings draw-in groove 28, when external power supply provides power, close connector, to screw on the nut of retaining mechanism, external power supply provides power, hydraulic cylinder load maintainer operates, hydraulic cylinder opens, after specific purpose tool hydraulic cylinder boss, outer compressive plane is dismantled for connector and is provided force surface with claw inner groove, because load maintainer can provide larger axis to install and withdrawal force, and then complete the dismounting of Single Edge Connector.External power supply provides power, unclamps the nut of retaining mechanism, opens specific purpose tool, after the same method, completes the dismounting to other side clamp-press type mechanical connector.
When adopting the present invention to carry out the installation of pressure type mechanical connector, hydraulic power source provides enough large power, after specific purpose tool hydraulic cylinder base gasket ring, in compressive plane and claw pad, compressive plane is installed for connector and is provided force surface, intensity is reliable herein, machining accuracy is higher, connection procedure safety and steady, connects satisfactory for result; When adopting this patent to carry out the dismounting of clamp-press type mechanical connector, in specific purpose tool hydraulic cylinder base boss compressive plane and claw pad, compressive plane is dismantled for connector and is provided force surface, and reliably, unloading process is fast and reliable for this two places intensity.
Claims (3)
1. a clamp-press type mechanical connector installation and removal instrument, comprises axial liquid cylinder pressure load maintainer and hydraulic cylinder open-and-close mechanism; It is characterized in that:
Described axial liquid cylinder pressure load maintainer is made up of symmetrical two halves, two halves is axially followed successively by by after forward direction: load maintainer claw, loading hydraulic cylinder piston, loading hydraulic cylinder base, loading hydraulic cylinder piston is connected with load maintainer claw, left and right loading hydraulic cylinder base is by connecting chain connection, left and right loading hydraulic cylinder base central side is provided with connector half slot, and is provided with hydraulic cylinder base boss in described half slot;
Described hydraulic cylinder open-and-close mechanism comprises folding hydraulic cylinder, and folding hydraulic cylinder is fixed between the loading hydraulic cylinder base of left and right by support;
Loading hydraulic cylinder piston nose is provided with annular groove, be connected with load maintainer claw by sheathed hydraulic cylinder piston snap ring on it, left and right loading hydraulic cylinder base comprises four hydraulic cylinders respectively, left and right loads cylinder body chassis interior oil circuit UNICOM four hydraulic cylinders, left and right loading hydraulic cylinder base is connected by hydraulic fluid port high-pressure oil pipe, and left and right loading hydraulic cylinder base sidepiece is provided with base and enters back hydraulic oil port and be connected with external power supply.
2. clamp-press type mechanical connector installation and removal instrument according to claim 1, it is characterized in that: on the load maintainer claw of left and right, correspondence is provided with four groups of retaining mechanisms, described retaining mechanism mainly comprises claw lock pin nut and claw lock pin.
3. clamp-press type mechanical connector installation and removal instrument according to claim 1 and 2, it is characterized in that: folding hydraulic cylinder is provided with balanced valve, balanced valve is provided with balanced valve oil inlet and outlet, and described balanced valve oil inlet and outlet is connected with external power supply.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201310047213.5A CN103111833B (en) | 2013-02-06 | 2013-02-06 | Assembly and disassembly tool for clamping-pressing type mechanical connector |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201310047213.5A CN103111833B (en) | 2013-02-06 | 2013-02-06 | Assembly and disassembly tool for clamping-pressing type mechanical connector |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN103111833A CN103111833A (en) | 2013-05-22 |
| CN103111833B true CN103111833B (en) | 2015-04-08 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201310047213.5A Active CN103111833B (en) | 2013-02-06 | 2013-02-06 | Assembly and disassembly tool for clamping-pressing type mechanical connector |
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| CN (1) | CN103111833B (en) |
Families Citing this family (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103331596B (en) * | 2013-07-03 | 2016-04-06 | 中国海洋石油总公司 | The fastening means of clamp-press type mechanical connector |
| CN104344078B (en) * | 2014-08-12 | 2016-03-02 | 山东科技大学 | Deep underwater pipes clamp-press type mechanical connector Intelligent Installation device and using method thereof |
| CN105443084A (en) * | 2015-11-25 | 2016-03-30 | 中国海洋石油总公司 | Installation tool of clamping jaw type connectors |
| CN107309835B (en) * | 2017-07-31 | 2022-11-11 | 天津大学 | Disassembling tool of elastic tooth type mechanical connector |
| CN107971971A (en) * | 2017-12-27 | 2018-05-01 | 江苏燕宏达重工机械有限公司 | A kind of device and its system for dismantling tamping pickaxe |
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| US4133557A (en) * | 1977-08-12 | 1979-01-09 | Vetco, Inc. | Preloaded misalignment pipe connector |
| US4290632A (en) * | 1979-01-08 | 1981-09-22 | Manchester Jr Luther L | Apparatus for connecting together flowline end portions |
| US5934832A (en) * | 1997-07-18 | 1999-08-10 | Baugh; Benton F. | Pipeline recovery apparatus |
| GB2396678A (en) * | 2002-12-23 | 2004-06-30 | Taylor Kerr | Apparatus for repairing an underwater pipe |
| CN1876329A (en) * | 2006-07-03 | 2006-12-13 | 中国海洋石油总公司 | Internal aligning device for pipe |
| CN101418875A (en) * | 2008-12-04 | 2009-04-29 | 哈尔滨工程大学 | Positioning and clamping device special for submarine pipeline flange automatic joint tool |
| CN101649929A (en) * | 2009-07-07 | 2010-02-17 | 哈尔滨工程大学 | Deep sea flange connecting bolt library screwing device |
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2013
- 2013-02-06 CN CN201310047213.5A patent/CN103111833B/en active Active
Patent Citations (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US4133557A (en) * | 1977-08-12 | 1979-01-09 | Vetco, Inc. | Preloaded misalignment pipe connector |
| US4290632A (en) * | 1979-01-08 | 1981-09-22 | Manchester Jr Luther L | Apparatus for connecting together flowline end portions |
| US5934832A (en) * | 1997-07-18 | 1999-08-10 | Baugh; Benton F. | Pipeline recovery apparatus |
| GB2396678A (en) * | 2002-12-23 | 2004-06-30 | Taylor Kerr | Apparatus for repairing an underwater pipe |
| CN1876329A (en) * | 2006-07-03 | 2006-12-13 | 中国海洋石油总公司 | Internal aligning device for pipe |
| CN101418875A (en) * | 2008-12-04 | 2009-04-29 | 哈尔滨工程大学 | Positioning and clamping device special for submarine pipeline flange automatic joint tool |
| CN101649929A (en) * | 2009-07-07 | 2010-02-17 | 哈尔滨工程大学 | Deep sea flange connecting bolt library screwing device |
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| CN103111833A (en) | 2013-05-22 |
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Inventor after: Wang Liquan Inventor after: Wei Zongliang Inventor after: Fu Chuangye Inventor before: Wang Liquan Inventor before: Fu Chuangye Inventor before: Wei Zongliang |
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