CN204507202U - Jack-up platform and horizontal latching device thereof - Google Patents
Jack-up platform and horizontal latching device thereof Download PDFInfo
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- CN204507202U CN204507202U CN201420771109.0U CN201420771109U CN204507202U CN 204507202 U CN204507202 U CN 204507202U CN 201420771109 U CN201420771109 U CN 201420771109U CN 204507202 U CN204507202 U CN 204507202U
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Abstract
The utility model proposes a kind of horizontal latching device, comprise storage tank, locking voussoir, lower wedge block and main shaft; Storage tank is enclosed by a roof, end walls and two side and forms, and lower end, two side is respectively equipped with guide plate, and guide plate has the horizontal part be positioned at below guide rail; Locking voussoir is located in storage tank, and its length is less than the length of storage tank, and locking voussoir upper surface is resisted against the roof of storage tank, and its lower surface is lozenges and longitudinally tilts, and locking voussoir can move along major axes orientation; Lower wedge block is located in storage tank, and its upper surface is lozenges and fits in locking voussoir lower surface, and its lower surface is resisted against guide rail; Main shaft is longitudinally arranged, and its one end is connected to rig floor supporting leg, and the other end passes end walls and fixes with locking voussoir, and main shaft is bolted with two lock dogs, two lock dogs lay respectively at end walls opposite exterior lateral sides, with locking positioning main shaft in storage tank.
Description
Technical field
The utility model relates to equipment On The Offshore Platform technical field, particularly relates to a kind of jack-up platform and horizontal latching device thereof.
Background technology
Jack-up platform, in the process of carrying out drilling operation, needs the position of mobile rig floor on its cantilever beam structure, to realize the function of drilling many mouthfuls of oil wells in same place.Rig floor, when moving to new position and carrying out drilling operation, needs to carry out corresponding locking and relieving to rig floor with the binding site of cantilever beam structure according to drilling situation, so as rig floor can complete in operation process position adjustment and safety carry out drilling operation.The mode of existing locking and relieving is generally, and uses bolt and the Assembly &Disassembly of fixture on rig floor supporting leg to come locking to rig floor and relieving.The fixture wherein needing artificial dismounting a large amount of and bolt, the complex operation step of this locking and relieving, production time is long, and labour intensity is large, and operator safety has a big risk.And the Clamping force skewness of bolt and fixture, very easily exceeds the yield strength of material, and the safety in production for marine drilling platform is unfavorable.
In sum, propose a kind of easy and simple to handle, locking uniform force and the lower latching device of security risk, become a large technical matters urgently to be resolved hurrily in this area.
Utility model content
The purpose of this utility model is to propose a kind of horizontal latching device, with the technical matters that the latching device complex operation and locking effect that solve rig floor in prior art are not good.
For solving the problems of the technologies described above, the utility model adopts following technical scheme:
The horizontal latching device of the one that the utility model proposes, can by the guide rail of rig floor locking positioning in jack-up platform, and wherein, described horizontal latching device comprises: storage tank, locking voussoir, lower wedge block and main shaft; Described storage tank is enclosed by a roof, end walls and two side and forms, and lower end, described two side is respectively equipped with guide plate, and described guide plate has the horizontal part be positioned at below described guide rail; Described locking voussoir is located in described storage tank, its length is less than the length of described storage tank, described locking voussoir upper surface is resisted against the roof of described storage tank, and its lower surface is lozenges and longitudinally tilts, and described locking voussoir can move along described major axes orientation; Described lower wedge block is located in described storage tank, and its upper surface is lozenges and fits in described locking voussoir lower surface, and its lower surface is resisted against described guide rail; Described main shaft is longitudinally arranged, its one end is connected to described rig floor supporting leg, and the other end passes described end walls and fixes with described locking voussoir, described main shaft is bolted with two lock dogs, described two lock dogs lay respectively at described end walls opposite exterior lateral sides, with main shaft described in locking positioning in described storage tank; When described locking voussoir moves longitudinally in described storage tank, described locking voussoir rises and storage tank lifting described in pushing tow along its lozenges, and driving described guide plate lifting, the horizontal part of described guide plate is resisted against described guide rail lower surface, with storage tank described in locking positioning.
According to an embodiment of the present utility model, described roof is removably fixed on the upper end of described end walls and two side.
According to another embodiment, the upper end of described two side extends to form upper flange respectively to outer bending, and described roof is spirally connected and is fixed on described two upper flanges.
According to another embodiment, described two guide plates are removably fixed on lower end, described two side respectively.
According to another embodiment, the lower end of described two side extends to form lower wing plate respectively to outer bending, and described two guide plates are spirally connected respectively and are fixed on described two lower wing plates.
According to another embodiment, described end walls offers respectively corresponding axis hole, pass for described main shaft, the position around described two axis holes is respectively equipped with annular boss for the outside face of described end walls.
According to another embodiment, described locking voussoir longitudinally offers screw, and described locking voussoir is spirally connected by described screw and described main shaft.
According to another embodiment, described horizontal latching device also comprises voussoir, described upper voussoir is located in described storage tank relatively regularly, and described upper voussoir upper surface is plane and is resisted against the roof of described storage tank, and its lower surface is plane and is resisted against the upper surface of described locking voussoir.
According to another embodiment, described upper voussoir is fixed on the lower surface of described roof.
According to another embodiment, the periphery of each described lock dog offers rotating pin hole.
According to another embodiment, described main shaft one end is connected to described rig floor supporting leg rotationally.
According to another embodiment, described rig floor supporting leg is provided with longitudinally towards the two connection brackets that described storage tank extends, described main shaft one end is provided with longitudinally towards two otic placodes that described rig floor supporting leg extends, described horizontal latching device also comprises connecting panel, and described connecting panel is articulated with described two respectively by two connecting pins and connects bracket and two otic placodes.
According to another embodiment, described two connecting pin ends offer back stop slot, and each described connecting pin also comprises a retaining plate engaged with described back stop slot, and described two retaining plates are fixed on described connection bracket and described otic placode respectively by bolt.
In order to solve the problems of the technologies described above, another object of the present utility model is to propose a kind of jack-up platform, comprise main platform body, many piles leg, jacking system, cantilever beam and rig floor, described cantilever beam is provided with the guide rail along the horizontal expansion of described main platform body midship line, described rig floor is located on described guide rail by rig floor supporting leg movably, wherein, described rig floor passes through described horizontal latching device locking positioning in described cantilever beam.
As shown from the above technical solution, the beneficial effect of the utility model jack-up platform and horizontal latching device thereof is: the structure that the horizontal latching device that the utility model proposes utilizes locking voussoir and main shaft to fix, when main shaft moves relative to storage tank, locking voussoir is by the lozenges between lower wedge block, parallel motion is converted to vertical compression and unclamps, achieve the locking between storage tank and guide rail and relieving.Utilize above-mentioned horizontal latching device, the jack-up platform that the utility model proposes, in drilling process, when drilling multiple drilling positions of same station, can realize locking and the relieving of rig floor and cantilever beam by the horizontal latching device of adjustment.The utility model is easy and simple to handle, locking uniform force and security risk is lower, has good economic benefit.
Accompanying drawing explanation
Fig. 1 is the perspective view of the utility model horizontal latching device when being installed on the utility model jack-up platform;
Fig. 2 is the exploded perspective figure of the horizontal latching device of the utility model;
Fig. 3 is the storage tank of the utility model horizontal latching device part sectional view when being installed on guide rail;
Fig. 4 is that the B of Fig. 3 is to part sectional view;
Fig. 5 is the A portion enlarged diagram of Fig. 4.
Wherein, description of reference numerals is as follows:
111. roof; 112. end wall; 1121. axis hole; 1122. annular boss; 113. sidewall; 1131. upper flange; 1132. lower wing plate; 114. guide plate; 12. locking voussoirs; 121. screw; 13. lower wedge blocks; 14. main shafts; 141. lock dog; 1411. rotating pin hole; 142. otic placode; Voussoir on 15.; 16. connecting panels; 161. connecting pin; 1611. back stop slot; 1612. retaining plate; 21. rig floor supporting legs; 211. connect bracket; 31. guide rails.
Detailed description of the invention
The exemplary embodiments embodying the utility model feature & benefits will describe in detail in the following description.Be understood that the utility model can have various changes in different embodiments, it neither departs from scope of the present utility model, and explanation wherein and to be shown in be the use explained in essence, and be not used to limit the utility model.
Level locking device embodiments
As shown in FIG. 1 to 3, an embodiment of the horizontal latching device that the utility model proposes.This horizontal latching device be used in such as jack-up platform carry out multiple spot probing time, by the position locking positioning of its rig floor.Wherein, rig floor can be installed on the cantilever beam of jack-up platform parallel motion, specifically, cantilever beam is provided with guide rail 31, rig floor supporting leg 21 is provided with below rig floor, and this rig floor supporting leg 21 and guide rail 31 bearing fit, this horizontal latching device is the use of the position of locking positioning rig floor supporting leg 21 on guide rail 31.But not as limit, the horizontal latching device that the utility model proposes in other embodiments, also can be applicable to the plurality of devices of other field, convenient, firmly locking positioning function all can be realized.In the present embodiment, this horizontal latching device mainly comprises storage tank, locking voussoir 12, lower wedge block 13, upper voussoir 15 and main shaft 14, for by the cantilever beam of rig floor locking positioning in jack-up platform.Wherein, cantilever beam is established guide rail 31, rig floor is located on guide rail 31 movably by rig floor supporting leg 21.It should be noted that, in order to be convenient to the concrete structure describing this horizontal latching device in the present embodiment, with the bearing of trend of guide rail 31 of giving a definition for longitudinal direction, be laterally with its direction vertical in the horizontal plane.
As depicted in figs. 1 and 2, storage tank encloses primarily of a roof 111, end walls 112 and two side 113 and forms, and above-mentioned each wall defines a storage tank that Open Side Down jointly.In the present embodiment, roof 111, end wall 112 and sidewall 113 are slab construction, i.e. the unique cuboid trench structure of storage tank that encloses of each wall, but in other embodiments, also can select other grooveds, not as limit.In addition, two side 113 can be formed in one or be welded and fixed, not as limit with the connection mode of end walls 112.Roof 111 can be fixing for being spirally connected in the connection mode of other each walls, i.e. detouchable connection mode, to install other structures and in use carry out the operations such as maintenance debugging, not as limit in storage tank.
As shown in Figure 2, in the present embodiment, end walls 112 offers respectively corresponding axis hole 1121, pass for main shaft 14, two axis holes 1121 specifically offer position, namely two axis holes 1121 are relative to the distance of guide rail 31 upper surface, need correspond to the distance of the main shaft 14 after installation and guide rail 31 upper surface.
As shown in Figure 2, in the present embodiment, the relative outer bending and extend to form upper flange 1131 respectively of the upper end of two side 113, so that roof 111 is secured by bolts in two upper flanges 1131, namely roof 111 is fixed on the upper end of two end plates and two side 113.
As depicted in figs. 1 and 2, in the present embodiment, storage tank is located on guide rail 31 movably.In order to the slippage realized between storage tank with guide rail 31 coordinates, and when storage tank moves straight up not getaway 31, therefore two guide plates 114 coordinated with guide rail 31 are set in the lower end of storage tank.In the present embodiment, the relative outer bending and extend to form lower wing plate 1132 respectively of the lower end of two side 113, two guide plates 114 are spirally connected respectively and are fixed on two lower wing plates 1132.In other embodiments, also can save the structure of lower wing plate 1132, such as, two guide plates 114 can be directly fixed on the opposing outer face of two side 113, or can in the lower end of sidewall 113 one-body molded go out the structure of guide plate 114, all not as limit.Wherein, the setting of guide plate 114, not only can by guide plate 114 being designed to the structure such as engaged with guide rail 31, storage tank is made to move or regulate in locking process the displacement do not occurred on vertical direction, ensure that the safety regulating and lock is carried out, meanwhile, can also make storage tank in moving process, not depart from the horizontal-extending direction of guide rail 31.
As shown in Figures 2 to 4, voussoir 15, locking voussoir 12 and lower wedge block 13 is equipped with from top to bottom successively in the storage tank of storage tank.Wherein, in the present embodiment, the horizontal section of upper voussoir 15 and lower wedge block 13 is all identical with the horizontal section of storage tank storage tank, namely goes up voussoir 15 and lower wedge block 13 when being placed among storage tank, all can not displacement on occurred level direction.And, in the present embodiment, the horizontal section of locking voussoir 12 is different from the horizontal section of storage tank, specifically, the transverse width of locking voussoir 12 equals the transverse width of storage tank, and the longitudinal length of locking voussoir 12 is less than the longitudinal length of storage tank, and namely locking voussoir 12 is when being placed in storage tank, longitudinally can move in storage tank, but can not be subjected to displacement in the horizontal.Simultaneously, upper surface and the lower surface of upper voussoir 15 are plane, the upper surface of locking voussoir 12 is plane and lower surface is lozenges, and the lower surface of lower wedge block 13 is plane and upper surface is the lozenges corresponding with locking voussoir 12 lower surface, and above-mentioned each lozenges tilts along the longitudinal direction.
As shown in Figure 3 and Figure 4, when upper voussoir 15, locking voussoir 12 and lower wedge block 13 are placed in storage tank, the upper surface of upper voussoir 15 is resisted against the lower surface of roof 111, and is bolted.The lower surface of lower wedge block 13 is exposed to the downward notch of storage tank, and fits with the upper surface of guide rail 31.The upper surface of locking voussoir 12 fits in voussoir 15 lower surface, and the lower surface of locking voussoir 12 fits in the upper surface of lower wedge block 13, and the upper surface of guide plate 114 horizontal part corresponds to guide rail 31 lower surface.When locking voussoir 12 moves longitudinally, because its lower surface is corresponding lozenges with lower wedge block 13 upper surface, therefore locking voussoir 12 in the vertical direction produces relative displacement, thus storage tank is produced to top offset, namely increase the pressure between the upper surface of guide plate 114 horizontal part and guide rail 31 lower surface, storage tank is positioned on guide rail 31.
In addition, as shown in Figure 5, in the present embodiment, under non-locking state, there is gap between the upper surface of guide plate 114 horizontal part and guide rail 31 lower surface, so that the slip of storage tank on guide rail 31 is more smooth and easy.In other embodiments, if do not considered friction force, then under non-locking state, the upper surface of guide plate 114 horizontal part can fit in the lower surface of guide rail 31, not as limit, only need meet the function that storage tank slides on guide rail 31.
In addition, above-mentionedly realize the lozenges structure that longitudinal travel is converted into vertical pressure function, other modes also can be selected to realize, be not limited to the structure introduced in present embodiment.Such as, in other embodiments, can remove voussoir 15, namely the upper surface of locking voussoir 12 and the lower surface of roof 111 are fitted.And for example, in another embodiment, lower wedge block 13 can be removed, and the lower surface of upper voussoir 15 and the upper surface of locking voussoir 12 are set to the corresponding lozenges longitudinally tilted, the lower surface of locking voussoir 12 is set to plane, and namely the lower surface of locking voussoir 12 directly fits in the upper surface of guide rail 31.For another example, in another embodiment, the lower surface of upper voussoir 15 and the upper surface of locking voussoir 12 can be set to the corresponding lozenges longitudinally tilted.
As shown in Figures 2 and 3, in the present embodiment, main shaft 14 is longitudinally arranged, and its one end is by being articulated with rig floor supporting leg 21, and the other end is through two axis holes 1121 and locking voussoir 12.Specifically, rig floor supporting leg 21 is provided with longitudinally towards the two connection brackets 211 that storage tank extends, one end that main shaft 14 is connected with rig floor supporting leg 21 is provided with two otic placodes 142, two longitudinally extended towards rig floor supporting leg 21 and connects between bracket 211 and two otic placodes 142 respectively by the hinged a plate 16 of connecting pin 161.The setting of connecting panel 16 can in the lifting locking process of storage tank, and the guarantee surface of lower wedge block 13 is parallel with the panel of guide rail 31, and locking stress equilibrium is distributed on the plane of action of all parts participating in locking action.In addition, two connecting pin 161 ends offer back stop slot 1611, and each connecting pin 161 is located by the retaining plate 1612 that engages with back stop slot 1611, and two retaining plates 1612 are fixed on respectively by bolt and connect bracket 211 and otic placode 142.The function of said structure is, when storage tank slides and is locked to diverse location on guide rail 31, because the height of storage tank relative to guide rail 31 can change, namely main shaft 14 can change relative to the height of guide rail 31, and main shaft 14 and guide rail 31 can produce certain inclination angle.Said structure can offset the deformation problems that height change is brought main shaft 14, avoids producing above-mentioned inclination angle, and avoids producing infringement because inclination angle produces discontinuity to horizontal latching device and guide rail 31.
As shown in Figures 2 and 3, in the present embodiment, locking voussoir 12 longitudinally offers screw 121, and this screw 121 is corresponding with the axis hole 1121 in two end plates.Main shaft 14 passes two ends version and locking voussoir 12 by above-mentioned two axis holes 1121 and screw 121.And, end walls 112 opposite exterior lateral sides is respectively equipped with the lock dog 141 being bolted in main shaft 14, with the relative position of locking positioning storage tank and main shaft 14, wherein, lock dog 141 can select hexagonal nut periphery offering rotating pin hole 1411, but can be also other structure, not as limit, only need regulate to reach and lock the object of main shaft 14 with main shaft 14 threaded.In the present embodiment, the rotating pin hole 1411 that the outside (i.e. hexagon plane) of hexagonal nut (i.e. lock dog 141) is offered, mainly move to storage tank applying (or remove) thrust as special C type spanner rotates lock dog 141 along main shaft 14 in order to coordinating example, move along the direction of main shaft 14 to promote storage tank, utilize locking voussoir 12 to apply the locked-up stress of (or removing) to lower wedge block 13 to complete the action of locking (or unblock).Further, main shaft 14 described in locking positioning can be realized in the function of described storage tank by the cooperation of former and later two lock dogs 141.
In addition, in the present embodiment, main shaft 14 is threaded with locking voussoir 12, because locking voussoir 12 is fitted with upper voussoir 15 and lower wedge block 13 respectively, cannot rotate around main shaft 14, therefore when a loosening lock dog 141 and when screwing another lock dog 141, main shaft 14 and storage tank can produce longitudinal relative displacement, namely at the inner locking voussoir 12 of the storage tank of storage tank relative to storage tank, upper voussoir 15 and lower wedge block 13 produce longitudinal relative displacement, then locking voussoir 12 applies pressure due to its lozenges structure to upper voussoir 15 and lower wedge block 13, can realize locking storage tank and main shaft 14 position and the function locking the position of storage tank on guide rail 31.It should be noted that, in other embodiments, do not consider to install easily factor time, locking voussoir 12 also can be directly fixed on main shaft 14, not as limit.
In addition, as shown in Figure 2, in the present embodiment, the position around two axis holes 1121 is respectively equipped with annular boss 1122 for the outside face of end walls 112, annular boss 1122 can provide the support function of similar pad when lock dog 141 is locked, also can strengthen the structural strength of end plate locking place, also can directly installation example as structures such as pads, not as limit.
Specifically, when needing the position of locking positioning rig floor, such as in the present embodiment, first the lock dog 141 near rig floor supporting leg 21 one end is unclamped, then screw the lock dog 141 of the other end, utilize the threaded relation of lock dog 141 and main shaft 14, pushing tow storage tank moves along guide rail 31.Due to main shaft 14 and relative with locking voussoir 12 fixing, then in the mobile code of storage tank, locking voussoir 12 is moved up by its lozenges, jack-up storage tank simultaneously, thus make the horizontal part of two guide plates 114 upwards lift and be pressed in the lower surface of guide rail 31, realize the locking positioning function to rig floor.In addition, when removing the locking positioning of rig floor, first the lock dog 141 near rig floor supporting leg 21 one end is unclamped, unclamp the lock dog 141 of the other end again, again the lock dog 141 near rig floor supporting leg 21 one end is screwed to storage tank afterwards, utilize the threaded relation of lock dog 141 and main shaft 14, pushing tow storage tank is along guide rail 31 oppositely movement.Due to main shaft 14 and relative with locking voussoir 12 fixing, then in the reverse mobile code of storage tank, locking voussoir 12 is moved down by its lozenges, storage tank declines simultaneously, thus make the horizontal part of two guide plates 114 no longer be pressed in the lower surface of guide rail 31, to realize removing the function to the locking positioning of rig floor.
Jack-up platform embodiment
One embodiment of the jack-up platform that the utility model proposes, in the present embodiment, this jack-up platform comprises main platform body, many piles leg, jacking system, cantilever beam and rig floor.Wherein cantilever beam is provided with the guide rail 31 along the horizontal expansion of described main platform body midship line, and rig floor is located on guide rail 31 movably by rig floor supporting leg 21.Further, rig floor supporting leg 21 by the horizontal latching device locking positioning that the utility model proposes in cantilever beam, to realize rig floor relative to the position adjustments of cantilever beam and locking positioning function.
Though exemplary embodiment describe jack-up platform of the present utility model and horizontal latching device thereof with reference to several, should be understood that term used be illustrate and illustrative, and not restrictive.Specifically can implement in a variety of forms due to the utility model and not depart from its design or essence, therefore, above-described embodiment is not limited to any aforesaid details, and explain widely in the design that should limit in claim of enclosing and scope, therefore the whole change fallen in claim or its equivalent scope and remodeling all should be claim of enclosing and contained.
Claims (14)
1. a horizontal latching device, can by the guide rail (31) of rig floor locking positioning in jack-up platform, and it is characterized in that, described horizontal latching device comprises:
Storage tank, enclosed by a roof (111), end walls (112) and two side (113) and form, described two side (113) lower end is respectively equipped with guide plate (114), and described guide plate (114) has the horizontal part being positioned at described guide rail (31) below;
Locking voussoir (12), be located in described storage tank, its length is less than the length of described storage tank, described locking voussoir (12) upper surface is resisted against the roof (111) of described storage tank, its lower surface is lozenges and longitudinally tilts, and described locking voussoir (12) can be moved along described main shaft (14) direction;
Lower wedge block (13), is located in described storage tank, and its upper surface is lozenges and fits in described locking voussoir (12) lower surface, and its lower surface is resisted against described guide rail (31); And
Main shaft (14), longitudinally arrange, its one end is connected to described rig floor supporting leg (21), the other end passes described end walls (112) and fixes with described locking voussoir (12), described main shaft (14) is bolted with two lock dogs (141), described two lock dogs (141) lay respectively at described end walls (112) opposite exterior lateral sides, with main shaft described in locking positioning (14) in described storage tank;
When described locking voussoir (12) moves longitudinally in described storage tank, described locking voussoir (12) is risen and storage tank lifting described in pushing tow along its lozenges, and drive described guide plate (114) lifting, the horizontal part of described guide plate (114) is resisted against described guide rail (31) lower surface, with storage tank described in locking positioning.
2. horizontal latching device according to claim 1, is characterized in that, described roof (111) is removably fixed on the upper end of described end walls (112) and two side (113).
3. horizontal latching device according to claim 2, it is characterized in that, the upper end of described two side (113) extends to form upper flange (1131) respectively to outer bending, and described roof (111) is spirally connected and is fixed on described two upper flanges (1131).
4. horizontal latching device according to claim 1, is characterized in that, described two guide plates (114) are removably fixed on described two side (113) lower end respectively.
5. horizontal latching device according to claim 4, it is characterized in that, the lower end of described two side (113) extends to form lower wing plate (1132) respectively to outer bending, and described two guide plates (114) are spirally connected respectively and are fixed on described two lower wing plates (1132).
6. horizontal latching device according to claim 1, it is characterized in that, described end walls (112) offers respectively corresponding axis hole (1121), pass for described main shaft (14), the position around described two axis holes (1121) is respectively equipped with annular boss (1122) for the outside face of described end walls (112).
7. horizontal latching device according to claim 1, it is characterized in that, described locking voussoir (12) longitudinally offers screw (121), and described locking voussoir (12) is bolted in described main shaft (14) by described screw (121).
8. horizontal latching device according to claim 1, it is characterized in that, described horizontal latching device also comprises voussoir (15), described upper voussoir (15) is located in described storage tank relatively regularly, described upper voussoir (15) upper surface is plane and is resisted against the roof (111) of described storage tank, and its lower surface is plane and is resisted against the upper surface of described locking voussoir (12).
9. horizontal latching device according to claim 8, is characterized in that, described upper voussoir (15) is fixed on the lower surface of described roof (111).
10. horizontal latching device according to claim 1, is characterized in that, the periphery of each described lock dog (141) offers rotating pin hole (1411).
11. horizontal latching devices according to claim 1, is characterized in that, described main shaft (14) one end is connected to described rig floor supporting leg (21) rotationally.
12. horizontal latching devices according to claim 11, it is characterized in that, described rig floor supporting leg (21) is provided with longitudinally towards two connections bracket (211) that described storage tank extends, described main shaft (14) one end is provided with longitudinally towards two otic placodes (142) that described rig floor supporting leg (21) extends, described horizontal latching device also comprises connecting panel (16), and described connecting panel (16) is articulated with described two respectively by two connecting pins (161) and connects bracket (211) and two otic placodes (142).
13. horizontal latching devices according to claim 12, it is characterized in that, described two connecting pins (161) end offers back stop slot (1611), each described connecting pin (161) also comprises a retaining plate (1612) engaged with described back stop slot (1611), and described two retaining plates (1612) are fixed on described connection bracket (211) and described otic placode (142) respectively by bolt.
14. 1 kinds of jack-up platforms, comprise main platform body, many piles leg, jacking system, cantilever beam and rig floor, described main platform body is driven by described jacking system and is liftably supported in the support of described many piles leg, described main platform body is located at by described cantilever beam, and described cantilever beam is provided with the guide rail (31) along the horizontal expansion of described main platform body midship line, described rig floor is located on described guide rail (31) by rig floor supporting leg (21) movably, it is characterized in that, described rig floor by horizontal latching device locking positioning according to any one of claim 1 ~ 13 in as described in cantilever beam.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420771109.0U CN204507202U (en) | 2014-12-09 | 2014-12-09 | Jack-up platform and horizontal latching device thereof |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420771109.0U CN204507202U (en) | 2014-12-09 | 2014-12-09 | Jack-up platform and horizontal latching device thereof |
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| Publication Number | Publication Date |
|---|---|
| CN204507202U true CN204507202U (en) | 2015-07-29 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201420771109.0U Withdrawn - After Issue CN204507202U (en) | 2014-12-09 | 2014-12-09 | Jack-up platform and horizontal latching device thereof |
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| CN (1) | CN204507202U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104802947A (en) * | 2014-12-09 | 2015-07-29 | 中集海洋工程研究院有限公司 | Self-elevating platform and horizontal locking device thereof |
-
2014
- 2014-12-09 CN CN201420771109.0U patent/CN204507202U/en not_active Withdrawn - After Issue
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104802947A (en) * | 2014-12-09 | 2015-07-29 | 中集海洋工程研究院有限公司 | Self-elevating platform and horizontal locking device thereof |
| CN104802947B (en) * | 2014-12-09 | 2017-05-03 | 中集海洋工程研究院有限公司 | Self-elevating platform and horizontal locking device thereof |
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