CN204125116U - Wellhead blowout preventor checking maintenance platform - Google Patents
Wellhead blowout preventor checking maintenance platform Download PDFInfo
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- CN204125116U CN204125116U CN201420462219.9U CN201420462219U CN204125116U CN 204125116 U CN204125116 U CN 204125116U CN 201420462219 U CN201420462219 U CN 201420462219U CN 204125116 U CN204125116 U CN 204125116U
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Abstract
The utility model relates to petroleum drilling maintenance unit technical field, it is a kind of wellhead blowout preventor checking maintenance platform, it comprises hydraulic crane track, rig substructure beam, cantilever beam, the first horizontal rail, the second horizontal rail and the first jacking system, the middle part of cantilever beam is fixedly mounted on hydraulic crane track, the left end bottom of cantilever beam is installed with the first horizontal rail, and the right-hand member bottom of cantilever beam is installed with the second horizontal rail.The utility model reasonable and compact in structure, easy to use, it is by winch scrolling steel rope, and the lifting of implementation platform, need not dismantle shelf continually, reduce labour intensity, improve operating efficiency, solve aloft work ascend a height difficulty problem, for operating personal provides safety strap anchor point and the underfooting strong point, expand the action radius of operating personal, there is safe, laborsaving, easy, efficient feature.
Description
Technical field
the utility model relates to petroleum drilling maintenance unit technical field, is a kind of wellhead blowout preventor checking maintenance platform.
Background technology
the installation site of blowout preventer is general all higher than more than basic plane 5m, so the installation exercise of blowout preventer belongs to the high-rise working of one of high-risk operations.
when installing blowout preventer, owing to there is no suitable service platform, there is the following key element being unfavorable for keeping the safety in production: 1. when carrying out maintenance and repair work, difficulty of ascending a height; 2. the safety strap that installation personnel is worn often can not find suitable anchor point, and underfooting can not find platform or the strong point of proper height, and personnel activity's scope is little; 3. when in the face of complicated well head combinations such as air drillings, often to rotate assembly in blowout preventer unit top operational, carry out the installation, the dismantlement work that rotate assembly, drill crew carries out ascend operation by the method for building a framework, due to equipment enter under every one deck sleeve pipe after all to carry out dismounting and increase, drill crew constantly will take and tears open and raise shelf, the time that fastening and demounting bolt expends is long, operating efficiency is low, labour intensity is large, and the shelf built does not conform to specification, dangerous, there are major safety risks temporarily.
Summary of the invention
the utility model provides a kind of wellhead blowout preventor checking maintenance platform, overcome the deficiency of above-mentioned prior art, it effectively can solve difficulty of ascending a height, safety strap can not find suitable anchor point, underfooting can not find proper height platform or the strong point that existing blowout preventer is installed and existed in maintenance and repair work process, the problem that personnel activity's scope is little, and constantly take and tear open and raise shelf, tightening and loosening bolt expend time in long, labour intensity is large, operating efficiency is low, the shelf temporarily built does not conform to specification, dangerous, the problem that there are major safety risks.
the technical solution of the utility model is realized by following measures: a kind of wellhead blowout preventor checking maintenance platform, comprise hydraulic crane track, rig substructure beam, cantilever beam, first horizontal rail, second horizontal rail and the first jacking system, the middle part of cantilever beam is fixedly mounted on hydraulic crane track, the left end bottom of cantilever beam is installed with the first horizontal rail, the right-hand member bottom of cantilever beam is installed with the second horizontal rail, first jacking system comprises the first vertical rail, second vertical rail, first steel rope, second steel rope, first winch, second winch, first assembly pulley, second assembly pulley and the first platform, the upper end of the first vertical rail can be fixed in the first horizontal rail along the first horizontal rail slide anteroposterior, the lower end of the first vertical rail is fixedly mounted on rig substructure beam, first assembly pulley is provided with the pulley matched with the first vertical rail, first assembly pulley can slide up and down along the first vertical rail, the left end of the first platform is fixedly connected with the first assembly pulley, the upper end of the first steel rope is fixedly mounted on the upper end of the first vertical rail, the lower end of the first vertical rail is fixedly mounted on after the lower end of the first steel rope is wrapped over the capstan winch of the first winch, the lower end of the first winch is connected with the first assembly pulley by hook, the upper end of the second vertical rail can be fixed in the second horizontal rail along the second horizontal rail slide anteroposterior, the lower end of the second vertical rail is fixedly mounted on rig substructure beam, second assembly pulley is provided with the pulley matched with the second vertical rail, second assembly pulley can slide up and down along the second vertical rail, the right-hand member of the first platform is fixedly connected with the second assembly pulley, the upper end of the second steel rope is fixedly mounted on the upper end of the second vertical rail, the lower end of the second vertical rail is fixedly mounted on after the lower end of the second steel rope is wrapped over the capstan winch of the second winch, the lower end of the second winch is connected with the second assembly pulley by hook.
here is the further optimization and/or improvements to above-mentioned utility model technical scheme:
above-mentioned wellhead blowout preventor checking maintenance platform also comprises the second jacking system, second jacking system comprises the 3rd vertical rail, 4th vertical rail, 3rd steel rope, 4th steel rope, 3rd winch, 4th winch, 3rd assembly pulley, 4th assembly pulley and the second platform, the upper end of the 3rd vertical rail can be fixed in the first horizontal rail along the first horizontal rail slide anteroposterior, the lower end of the 3rd vertical rail is fixedly mounted on rig substructure beam, 3rd assembly pulley is provided with the pulley matched with the 3rd vertical rail, 3rd assembly pulley can slide up and down along the 3rd vertical rail, the left end of the second platform is fixedly connected with the 3rd assembly pulley, the upper end of the 3rd steel rope is fixedly mounted on the upper end of the 3rd vertical rail, the lower end of the 3rd vertical rail is fixedly mounted on after the lower end of the 3rd steel rope is wrapped over the capstan winch of the 3rd winch, the lower end of the 3rd winch is connected with the 3rd assembly pulley by hook, the upper end of the 4th vertical rail can be fixed in the second horizontal rail along the second horizontal rail slide anteroposterior, the lower end of the 4th vertical rail is fixedly mounted on rig substructure beam, 4th assembly pulley is provided with the pulley matched with the 4th vertical rail, 4th assembly pulley can slide up and down along the 4th vertical rail, the right-hand member of the second platform is fixedly connected with the 4th assembly pulley, the upper end of the 4th steel rope is fixedly mounted on the upper end of the 4th vertical rail, the lower end of the 4th vertical rail is fixedly mounted on after the lower end of the 4th steel rope is wrapped over the capstan winch of the 4th winch, the lower end of the 4th winch is connected with the 4th assembly pulley by hook, 3rd vertical rail is positioned at the dead aft of the first vertical rail, and the 4th vertical rail is positioned at the dead aft of the second vertical rail.
the rear side of above-mentioned first platform is provided with circular arc cutaway, and the front side of the second platform is provided with circular arc cutaway; Or/and the front side of the first platform, the rear side of the second platform are equipped with fence.
above-mentioned cantilever beam is fixedly mounted on hydraulic crane track by fixation clamp; Or/and the first horizontal rail is fixedly mounted on the left end of cantilever beam by guide rail clamp, the second horizontal rail is fixedly mounted on the right-hand member of cantilever beam by guide rail clamp; Or/and, the upper end of the first vertical rail is arranged in the first horizontal rail by hinge, the upper end of the second vertical rail is arranged in the second horizontal rail by hinge, the upper end of the 3rd vertical rail is arranged in the first horizontal rail by hinge, and the upper end of the 4th vertical rail is arranged in the second horizontal rail by hinge; Or/and, fastening by jackscrew between the upper end of the first vertical rail and the first horizontal rail, fastening by jackscrew between the upper end of the second vertical rail and the second horizontal rail, fastening by jackscrew between the upper end of the 3rd vertical rail and the first horizontal rail, fastening by jackscrew between the upper end of the 4th vertical rail and the second horizontal rail.
the lower end of above-mentioned first vertical rail is fixedly mounted on rig substructure beam by strut bar, the lower end of the second vertical rail is fixedly mounted on rig substructure beam by strut bar, the lower end of the 3rd vertical rail is fixedly mounted on rig substructure beam by strut bar, and the lower end of the 4th vertical rail is fixedly mounted on rig substructure beam by strut bar.
above-mentioned cantilever beam, hydraulic crane track, the first horizontal rail, the second horizontal rail, the first vertical rail, the second vertical rail, the 3rd vertical rail, the 4th vertical rail are H-girder.
the utility model reasonable and compact in structure, easy to use, being freely elevated of the first platform and the second platform can be realized by hand first winch and the second winch, solve aloft work and to ascend a height rare problem; According to need of production, the front and back position of the first vertical rail and the 3rd vertical rail can also be regulated along the first horizontal rail and fix, regulate the front and back position of the second vertical rail and the 4th vertical rail along the second horizontal rail and fix; First platform and the second platform are that operating personal provides the underfooting strong point and safety strap anchor point, expand the action radius of operating personal, reduce potential safety hazard; Avoid to take continually and tear open and raise shelf, save the time that is fastening and demounting bolt, improve operating efficiency, reduce labour intensity large, the shelf temporarily built need not be adopted, improve operational security, there is safe, laborsaving, easy, efficient feature.
Accompanying drawing explanation
accompanying drawing 1 is that the master of the utility model most preferred embodiment looks half section structural representation.
accompanying drawing 2 is the structure for amplifying schematic diagram at the A place in accompanying drawing 1.
accompanying drawing 3 is the structure for amplifying schematic diagram at the B place in accompanying drawing 1.
accompanying drawing 4 is the structure for amplifying schematic diagram at the C place in accompanying drawing 1.
accompanying drawing 5 is the structure for amplifying schematic diagram at the D place in accompanying drawing 1.
accompanying drawing 6 is the structure for amplifying schematic diagram at the E place in accompanying drawing 1.
the left TV structure schematic diagram that accompanying drawing 7 is structure shown in accompanying drawing 1.
accompanying drawing 8 is the structure for amplifying schematic diagram at the F place in accompanying drawing 7.
accompanying drawing 9 is the plan structure schematic diagram of structure shown in accompanying drawing 1.
accompanying drawing 10 is the structure for amplifying schematic diagram at the G place in accompanying drawing 9.
coding in accompanying drawing is respectively: 1 is hydraulic crane track, 2 is rig substructure beam, 3 is cantilever beam, 4 is the first horizontal rail, 5 is the second horizontal rail, 6 is the first vertical rail, 7 is the second vertical rail, 8 is the first steel rope, 9 is the second steel rope, 10 is the first winch, 11 is the second winch, 12 is the first assembly pulley, 13 is the second assembly pulley, 14 is the first platform, 15 is pulley, 16 is hook, 17 is the 3rd vertical rail, 18 is the 4th vertical rail, 19 is the 3rd steel rope, 20 is the 3rd winch, 21 is the 4th winch, 22 is the 3rd assembly pulley, 23 is the 4th assembly pulley, 24 is the second platform, 25 is circular arc cutaway, 26 is fence, 27 is fixation clamp, 28 is guide rail clamp, 29 is hinge, 30 is jackscrew, 31 is strut bar, 32 is blowout preventer.
Detailed description of the invention
the utility model by the restriction of following embodiment, can not determine concrete embodiment according to the technical solution of the utility model and actual conditions.
in the utility model, for convenience of description, the description of the relative position relation of each parts is all be described according to the Butut mode of Figure of description 1, as: the position relationship of forward and backward, upper and lower, left and right etc. determines according to the Butut direction of Figure of description.
below in conjunction with embodiment and accompanying drawing, the utility model is further described:
as accompanying drawing 1, 2, 3, 4, 5, 6, 7, 8, 9, shown in 10, this wellhead blowout preventor checking maintenance platform comprises hydraulic crane track 1, rig substructure beam 2, cantilever beam 3, first horizontal rail 4, second horizontal rail 5 and the first jacking system, the middle part of cantilever beam 3 is fixedly mounted on hydraulic crane track 1, the left end bottom of cantilever beam 3 is installed with the first horizontal rail 4, and the right-hand member bottom of cantilever beam 3 is installed with the second horizontal rail 5, first jacking system and comprises the first vertical rail 6, second vertical rail 7, first steel rope 8, second steel rope 9, first winch 10, second winch 11, first assembly pulley 12, second assembly pulley 13 and the first platform 14, the upper end of the first vertical rail 6 can be fixed in the first horizontal rail 4 along the first horizontal rail 4 slide anteroposterior, the lower end of the first vertical rail 6 is fixedly mounted on rig substructure beam 2, first assembly pulley 12 is provided with the pulley 15 matched with the first vertical rail 6, first assembly pulley 12 can slide up and down along the first vertical rail 6, the left end of the first platform 14 is fixedly connected with the first assembly pulley 12, the upper end of the first steel rope 8 is fixedly mounted on the upper end of the first vertical rail 6, be fixedly mounted on the lower end of the first vertical rail 6 after the lower end of the first steel rope 8 is wrapped over the capstan winch of the first winch 10, the lower end of the first winch 10 is connected with the first assembly pulley 12 by hook 16, the upper end of the second vertical rail 7 can be fixed in the second horizontal rail 5 along the second horizontal rail 5 slide anteroposterior, the lower end of the second vertical rail 7 is fixedly mounted on rig substructure beam 2, second assembly pulley 13 is provided with the pulley 15 matched with the second vertical rail 7, second assembly pulley 13 can slide up and down along the second vertical rail 7, the right-hand member of the first platform 14 is fixedly connected with the second assembly pulley 13, the upper end of the second steel rope 9 is fixedly mounted on the upper end of the second vertical rail 7, the lower end of the second vertical rail 7 is fixedly mounted on after the lower end of the second steel rope 9 is wrapped over the capstan winch of the second winch 11, the lower end of the second winch 11 is connected with the second assembly pulley 13 by hook 16.Like this, install, dismounting or checking maintenance blowout preventer time, operating personal stands on the first platform 14, hand first winch 10 and the second winch 11, first winch 10, first steel rope 8, first steel rope 8 that reels drives the first winch 10 upward movement, and the first winch 10 drives the first assembly pulley 12 upward movement, first assembly pulley 12 is by pulley 15 along the first vertical rail 6 upward movement, and the first assembly pulley 12 drives the first platform 14 upward movement; Second winch 11 reels the second steel rope 9, second steel rope 9 drives the second winch 11 upward movement, second winch 11 drives the second assembly pulley 13 upward movement, and the second assembly pulley 13 is by pulley 15 along the second vertical rail 7 upward movement, and the second assembly pulley 13 drives the first platform 14 upward movement; Otherwise, also can be realized the decline of the first platform 14 by hand first winch 10 and the second winch 11, thus achieve freely being elevated of the first platform 14, solve aloft work and to ascend a height rare problem; According to need of production, the front and back position of the first vertical rail 6 can also be regulated along the first horizontal rail 4 and fix, regulate the front and back position of the second vertical rail 7 along the second horizontal rail 5 and fix; First platform 14 provides the underfooting strong point and safety strap anchor point for operating personal, expands the action radius of operating personal, reduces potential safety hazard; Avoid to take continually and tear open and raise shelf, save the time that is fastening and demounting bolt, improve operating efficiency, reduce labour intensity large, the shelf temporarily built need not be adopted, improve operational security.
according to actual needs, above-mentioned wellhead blowout preventor checking maintenance platform can be made further optimization and/or improvements:
as accompanying drawing 1, 7, shown in 9, above-mentioned wellhead blowout preventor checking maintenance platform also comprises the second jacking system, second jacking system comprises the 3rd vertical rail 17, 4th vertical rail 18, 3rd steel rope 19, 4th steel rope, 3rd winch 20, 4th winch 21, 3rd assembly pulley 22, 4th assembly pulley 23 and the second platform 24, the upper end of the 3rd vertical rail 17 can be fixed in the first horizontal rail 4 along the first horizontal rail 4 slide anteroposterior, the lower end of the 3rd vertical rail 17 is fixedly mounted on rig substructure beam 2, 3rd assembly pulley 22 is provided with the pulley 15 matched with the 3rd vertical rail 17, 3rd assembly pulley 22 can slide up and down along the 3rd vertical rail 17, the left end of the second platform 24 is fixedly connected with the 3rd assembly pulley 22, the upper end of the 3rd steel rope 19 is fixedly mounted on the upper end of the 3rd vertical rail 17, the lower end of the 3rd vertical rail 17 is fixedly mounted on after the lower end of the 3rd steel rope 19 is wrapped over the capstan winch of the 3rd winch 20, the lower end of the 3rd winch 20 is connected with the 3rd assembly pulley 22 by hook 16, the upper end of the 4th vertical rail 18 can be fixed in the second horizontal rail 5 along the second horizontal rail 5 slide anteroposterior, the lower end of the 4th vertical rail 18 is fixedly mounted on rig substructure beam 2, 4th assembly pulley 23 is provided with the pulley 15 matched with the 4th vertical rail 18, 4th assembly pulley 23 can slide up and down along the 4th vertical rail 18, the right-hand member of the second platform 24 is fixedly connected with the 4th assembly pulley 23, the upper end of the 4th steel rope is fixedly mounted on the upper end of the 4th vertical rail 18, the lower end of the 4th vertical rail 18 is fixedly mounted on after the lower end of the 4th steel rope is wrapped over the capstan winch of the 4th winch 21, the lower end of the 4th winch 21 is connected with the 4th assembly pulley 23 by hook 16, 3rd vertical rail 17 is positioned at the dead aft of the first vertical rail 6, and the 4th vertical rail 18 is positioned at the dead aft of the second vertical rail 7.Like this, install, dismounting or checking maintenance blowout preventer time, operating personal stands on the second platform 24, hand 3rd winch 20 and the 4th winch 21,3rd winch 20 the 3rd steel rope the 19, three steel rope 19 that reels drives the 3rd winch 20 upward movement, and the 3rd winch 20 drives the 3rd assembly pulley 22 upward movement, 3rd assembly pulley 22 is by pulley 15 along the 3rd vertical rail 17 upward movement, and the 3rd assembly pulley 22 drives the second platform 24 upward movement; 4th winch 21 reels the 4th steel rope, 4th steel rope drives the 4th winch 21 upward movement, 4th winch 21 drives the 4th assembly pulley 23 upward movement, and the 4th assembly pulley 23 is by pulley 15 along the 4th vertical rail 18 upward movement, and the 4th assembly pulley 23 drives the second platform 24 upward movement; Otherwise, also can be realized the decline of the second platform 24 by hand 3rd winch 20 and the 4th winch 21, thus achieve freely being elevated of the second platform 24, solve aloft work and to ascend a height rare problem; According to need of production, the front and back position of the 3rd vertical rail 17 can also be regulated along the first horizontal rail 4 and fix, regulate the front and back position of the 4th vertical rail 18 along the second horizontal rail 5 and fix.Because blowout preventer 32 scantling of structure is large, in installation, need to operate around blowout preventer 32 in dismounting and checking maintenance process, therefore the mode adopting the first jacking system and the second jacking system to cooperatively interact operates, first platform 14 can be controlled by two operating personals, and be that two operating personals provide support, second platform 24 can be controlled by two operating personals, operating personal does not provide support, in the process used, the first platform 14 and the second platform 24 can be lifted to identical height, operating personal can be walked up and down between the first platform 14 and the second platform 24 again, to carry out checking maintenance to the different parts of blowout preventer 32, connecting panel can be built between the first platform 14 and the second platform 24, handled easily personnel pass through, and then raising working security.
as shown in Figure 9, the rear side of above-mentioned first platform 14 is provided with circular arc cutaway 25, and the front side of the second platform 24 is provided with circular arc cutaway 25.Because blowout preventer is circular configuration, when the first platform 14 and the second platform 24 are increased to the height of blowout preventer, circular arc cutaway 25 can help the first platform 14, second platform 24 to avoid blowout preventer, first platform 14, second platform 24 can also be looped around the surrounding of blowout preventer simultaneously, operating personal can not be made to refuse blowout preventer too far away, handled easily personnel carry out maintenance and repair work around blowout preventer.
as shown in accompanying drawing 1,7, the front side of above-mentioned first platform 14, the rear side of the second platform 24 are equipped with fence 26.Fence 26 can protect operating personal, prevents operating personal from dropping from the first platform 14, second platform 24, and fence 26 can also be used to as safety strap provides anchor point simultaneously, improves operational security.
as shown in Figure 3, above-mentioned cantilever beam 3 is fixedly mounted on hydraulic crane track 1 by fixation clamp 27.Adopt fixation clamp 27 connecting cantilever beam 3 and hydraulic crane track 1, be connected firmly, convenient disassembly.
as shown in Figure 2, above-mentioned first horizontal rail 4 is fixedly mounted on the left end of cantilever beam 3 by guide rail clamp 28, and the second horizontal rail 5 is fixedly mounted on the right-hand member of cantilever beam 3 by guide rail clamp 28.Like this, be connected firmly between the first horizontal rail 4 and cantilever beam 3, easy to operate; Be connected firmly between second horizontal rail 5 and cantilever beam 3, easy to operate.
as shown in Figure 2, the upper end of above-mentioned first vertical rail 6 is arranged in the first horizontal rail 4 by hinge 29, the upper end of the second vertical rail 7 is arranged in the second horizontal rail 5 by hinge 29, the upper end of the 3rd vertical rail 17 is arranged in the first horizontal rail 4 by hinge 29, and the upper end of the 4th vertical rail 18 is arranged in the second horizontal rail 5 by hinge 29.
as shown in Figure 2, fastening by jackscrew 30 between the upper end of above-mentioned first vertical rail 6 and the first horizontal rail 4, fastening by jackscrew 30 between the upper end of the second vertical rail 7 and the second horizontal rail 5, fastening by jackscrew 30 between the upper end of the 3rd vertical rail 17 and the first horizontal rail 4, fastening by jackscrew 30 between the upper end of the 4th vertical rail 18 and the second horizontal rail 5.Jackscrew 30 structure is simple, convenient disassembly, it can be bolt or screw, as long as the first vertical rail 6 can be fastened on corresponding position in the first horizontal rail 4, the second vertical rail 7 be fastened on corresponding position in the second horizontal rail 5, the 3rd vertical rail 17 be fastened on corresponding position in the first horizontal rail 4, the 4th vertical rail 18 be fastened on corresponding position in the second horizontal rail 5 by it.
as shown in accompanying drawing 1,4, the lower end of above-mentioned first vertical rail 6 is fixedly mounted on rig substructure beam 2 by strut bar 31, the lower end of the second vertical rail 7 is fixedly mounted on rig substructure beam 2 by strut bar 31, the lower end of the 3rd vertical rail 17 is fixedly mounted on rig substructure beam 2 by strut bar 31, and the lower end of the 4th vertical rail 18 is fixedly mounted on rig substructure beam 2 by strut bar 31.Like this, easy for installation, be connected firmly.
as shown in accompanying drawing 1,2,3,7,8, above-mentioned cantilever beam 3, hydraulic crane track 1, first horizontal rail 4, second horizontal rail 5, first vertical rail 6, second vertical rail 7, the 3rd vertical rail 17, the 4th vertical rail 18 road are H-girder.Structural I-beam intensity is high, and weight is little, is convenient to connect and install, and dependable performance simultaneously, cost is low.
above technical characteristic constitutes most preferred embodiment of the present utility model, and it has stronger comformability and best implementation result, can increase and decrease non-essential technical characteristic according to actual needs, meet the demand of different situations.
Claims (10)
1. a wellhead blowout preventor checking maintenance platform, it is characterized in that comprising hydraulic crane track, rig substructure beam, cantilever beam, the first horizontal rail, the second horizontal rail and the first jacking system, the middle part of cantilever beam is fixedly mounted on hydraulic crane track, the left end bottom of cantilever beam is installed with the first horizontal rail, the right-hand member bottom of cantilever beam is installed with the second horizontal rail
First jacking system comprises the first vertical rail, the second vertical rail, the first steel rope, the second steel rope, the first winch, the second winch, the first assembly pulley, the second assembly pulley and the first platform,
The upper end of the first vertical rail can be fixed in the first horizontal rail along the first horizontal rail slide anteroposterior, the lower end of the first vertical rail is fixedly mounted on rig substructure beam, first assembly pulley is provided with the pulley matched with the first vertical rail, first assembly pulley can slide up and down along the first vertical rail, the left end of the first platform is fixedly connected with the first assembly pulley, the upper end of the first steel rope is fixedly mounted on the upper end of the first vertical rail, the lower end of the first vertical rail is fixedly mounted on after the lower end of the first steel rope is wrapped over the capstan winch of the first winch, the lower end of the first winch is connected with the first assembly pulley by hook,
The upper end of the second vertical rail can be fixed in the second horizontal rail along the second horizontal rail slide anteroposterior, the lower end of the second vertical rail is fixedly mounted on rig substructure beam, second assembly pulley is provided with the pulley matched with the second vertical rail, second assembly pulley can slide up and down along the second vertical rail, the right-hand member of the first platform is fixedly connected with the second assembly pulley, the upper end of the second steel rope is fixedly mounted on the upper end of the second vertical rail, the lower end of the second vertical rail is fixedly mounted on after the lower end of the second steel rope is wrapped over the capstan winch of the second winch, the lower end of the second winch is connected with the second assembly pulley by hook.
2. wellhead blowout preventor checking maintenance platform according to claim 1, it is characterized in that wellhead blowout preventor checking maintenance platform also comprises the second jacking system, second jacking system comprises the 3rd vertical rail, the 4th vertical rail, the 3rd steel rope, the 4th steel rope, the 3rd winch, the 4th winch, the 3rd assembly pulley, the 4th assembly pulley and the second platform
The upper end of the 3rd vertical rail can be fixed in the first horizontal rail along the first horizontal rail slide anteroposterior, the lower end of the 3rd vertical rail is fixedly mounted on rig substructure beam, 3rd assembly pulley is provided with the pulley matched with the 3rd vertical rail, 3rd assembly pulley can slide up and down along the 3rd vertical rail, the left end of the second platform is fixedly connected with the 3rd assembly pulley, the upper end of the 3rd steel rope is fixedly mounted on the upper end of the 3rd vertical rail, the lower end of the 3rd vertical rail is fixedly mounted on after the lower end of the 3rd steel rope is wrapped over the capstan winch of the 3rd winch, the lower end of the 3rd winch is connected with the 3rd assembly pulley by hook,
The upper end of the 4th vertical rail can be fixed in the second horizontal rail along the second horizontal rail slide anteroposterior, the lower end of the 4th vertical rail is fixedly mounted on rig substructure beam, 4th assembly pulley is provided with the pulley matched with the 4th vertical rail, 4th assembly pulley can slide up and down along the 4th vertical rail, the right-hand member of the second platform is fixedly connected with the 4th assembly pulley, the upper end of the 4th steel rope is fixedly mounted on the upper end of the 4th vertical rail, the lower end of the 4th vertical rail is fixedly mounted on after the lower end of the 4th steel rope is wrapped over the capstan winch of the 4th winch, the lower end of the 4th winch is connected with the 4th assembly pulley by hook,
3rd vertical rail is positioned at the dead aft of the first vertical rail, and the 4th vertical rail is positioned at the dead aft of the second vertical rail.
3. wellhead blowout preventor checking maintenance platform according to claim 2, it is characterized in that the rear side of the first platform is provided with circular arc cutaway, the front side of the second platform is provided with circular arc cutaway; Or/and the front side of the first platform, the rear side of the second platform are equipped with fence.
4. the wellhead blowout preventor checking maintenance platform according to Claims 2 or 3, is characterized in that cantilever beam is fixedly mounted on hydraulic crane track by fixation clamp; Or/and the first horizontal rail is fixedly mounted on the left end of cantilever beam by guide rail clamp, the second horizontal rail is fixedly mounted on the right-hand member of cantilever beam by guide rail clamp; Or/and, the upper end of the first vertical rail is arranged in the first horizontal rail by hinge, the upper end of the second vertical rail is arranged in the second horizontal rail by hinge, the upper end of the 3rd vertical rail is arranged in the first horizontal rail by hinge, and the upper end of the 4th vertical rail is arranged in the second horizontal rail by hinge; Or/and, fastening by jackscrew between the upper end of the first vertical rail and the first horizontal rail, fastening by jackscrew between the upper end of the second vertical rail and the second horizontal rail, fastening by jackscrew between the upper end of the 3rd vertical rail and the first horizontal rail, fastening by jackscrew between the upper end of the 4th vertical rail and the second horizontal rail.
5. the wellhead blowout preventor checking maintenance platform according to Claims 2 or 3, it is characterized in that the lower end of the first vertical rail is fixedly mounted on rig substructure beam by strut bar, the lower end of the second vertical rail is fixedly mounted on rig substructure beam by strut bar, the lower end of the 3rd vertical rail is fixedly mounted on rig substructure beam by strut bar, and the lower end of the 4th vertical rail is fixedly mounted on rig substructure beam by strut bar.
6. wellhead blowout preventor checking maintenance platform according to claim 4, it is characterized in that the lower end of the first vertical rail is fixedly mounted on rig substructure beam by strut bar, the lower end of the second vertical rail is fixedly mounted on rig substructure beam by strut bar, the lower end of the 3rd vertical rail is fixedly mounted on rig substructure beam by strut bar, and the lower end of the 4th vertical rail is fixedly mounted on rig substructure beam by strut bar.
7. the wellhead blowout preventor checking maintenance platform according to Claims 2 or 3, is characterized in that cantilever beam, hydraulic crane track, the first horizontal rail, the second horizontal rail, the first vertical rail, the second vertical rail, the 3rd vertical rail, the 4th vertical rail are H-girder.
8. wellhead blowout preventor checking maintenance platform according to claim 4, is characterized in that cantilever beam, hydraulic crane track, the first horizontal rail, the second horizontal rail, the first vertical rail, the second vertical rail, the 3rd vertical rail, the 4th vertical rail are H-girder.
9. wellhead blowout preventor checking maintenance platform according to claim 5, is characterized in that cantilever beam, hydraulic crane track, the first horizontal rail, the second horizontal rail, the first vertical rail, the second vertical rail, the 3rd vertical rail, the 4th vertical rail are H-girder.
10. wellhead blowout preventor checking maintenance platform according to claim 6, is characterized in that cantilever beam, hydraulic crane track, the first horizontal rail, the second horizontal rail, the first vertical rail, the second vertical rail, the 3rd vertical rail, the 4th vertical rail are H-girder.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420462219.9U CN204125116U (en) | 2014-08-17 | 2014-08-17 | Wellhead blowout preventor checking maintenance platform |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420462219.9U CN204125116U (en) | 2014-08-17 | 2014-08-17 | Wellhead blowout preventor checking maintenance platform |
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| CN204125116U true CN204125116U (en) | 2015-01-28 |
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Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104773678A (en) * | 2015-03-20 | 2015-07-15 | 四川宏华石油设备有限公司 | Novel blowout preventer repair operation system |
| CN110371898A (en) * | 2019-01-31 | 2019-10-25 | 宝鸡石油机械有限责任公司 | A kind of adjustable preventer maintenance console |
-
2014
- 2014-08-17 CN CN201420462219.9U patent/CN204125116U/en not_active Expired - Fee Related
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104773678A (en) * | 2015-03-20 | 2015-07-15 | 四川宏华石油设备有限公司 | Novel blowout preventer repair operation system |
| CN110371898A (en) * | 2019-01-31 | 2019-10-25 | 宝鸡石油机械有限责任公司 | A kind of adjustable preventer maintenance console |
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| C14 | Grant of patent or utility model | ||
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| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20150128 Termination date: 20160817 |
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| CF01 | Termination of patent right due to non-payment of annual fee |