CN214350756U

CN214350756U - Installation and dismounting device for ocean platform sealing nut

Info

Publication number: CN214350756U
Application number: CN202023342753.0U
Authority: CN
Inventors: 林栋�; 李纪伟; 高武双; 谢超; 霍金忠; 张光宇
Original assignee: China Shipbuilding Industry Corp Tianjin Offshore Wind Power Engineering Technology Co ltd
Current assignee: Cssc Wind Power Engineering Technology Tianjin Co ltd
Priority date: 2020-12-31
Filing date: 2020-12-31
Publication date: 2021-10-08
Anticipated expiration: 2030-12-31

Abstract

The utility model discloses an installation, dismounting device of platform sealing nut, including support piece, still include sleeve subassembly, gear drive subassembly, the sleeve subassembly is used for realizing fixing according to the subassembly of the dismantlement or the installation of difference the gear drive subassembly sets up in the support piece, the sleeve subassembly with the gear drive subassembly carries out fixed mounting through coupling mechanism, the sleeve subassembly is in under the drive of gear drive subassembly, rotate, install in the dismantlement sealing nut or jumbo size nut. The beneficial effects of the utility model are that this device simple structure, reasonable in design, the flexibility is strong, through the design have gear drive subassembly, drives the gear wheel through the rotation of pinion and rotates, adopts the principle that the gear speed reduction improves the moment of torsion, through reduction gear group transmission mode, acquires huge torsion's way, comes the high efficiency and dismantles the shutoff nut, reaches and reduces artifical the input, improves the operating efficiency, reduces mesh such as operation risk.

Description

Installation and dismounting device for ocean platform sealing nut

Technical Field

The utility model relates to an ocean engineering technology field, especially an ocean platform sealing nut's installation, dismounting device.

Background

In the pile pulling process of the offshore self-elevating moving platform, high-pressure pile water is needed to be carried out to disperse the upper and lower contact surfaces and the compacted silt on the peripheral contact surfaces of the pile shoe so as to reduce the load of a hydraulic lifting system in the pile pulling process, thereby protecting the use safety of pile legs, the pile shoe, a platform main body structure, a lifting system oil cylinder and a pipeline. The high-pressure water inlet of the pile-flushing system of the cylindrical pile leg platform is generally arranged on a pile leg body of the platform, in order to not influence the reciprocating motion of a movable ring beam, the first pile-flushing water inlet is arranged in a hole of a hydraulic bolt hole and is plugged by adopting a heavy plugging screw cap, and in the pile-flushing process, a pile-flushing high-pressure valve group in a pile fixing chamber is connected with a pile-flushing pipeline inlet of the pile leg body through a hose so as to convey pile-flushing water.

In the use process of the pile punching system, the plugging screw cap at the water inlet of the pile punching system is found to be influenced by salt and water stains once soaked by seawater, the disassembly difficulty is greatly increased, the hammering mode is adopted on site, but the plugging screw cap is limited by the positions of pin holes of pile legs, and the hammer cannot be dropped well. A jack boosting mode is adopted, but an effective fulcrum for the jack to be placed is difficult to select. Adopt the mode that the extension lever was pulled to the sleeve, the rotation that only needs 6 to 7 people to accomplish box spanner jointly in the every side of lever, and the manpower and materials of serious waste, and can't effectively dismantle heavy nut.

SUMMERY OF THE UTILITY MODEL

The utility model aims at solving the above problem, an installation, dismounting device of platform sealing nut has been designed, including support piece, still include sleeve subassembly, gear drive subassembly, sleeve subassembly is used for realizing fixing according to the dismantlement of difference or the subassembly of installation, through being provided with the sleeve is convenient for be connected with sealing nut or jumbo size nut, gear drive subassembly obtains huge torsion through reduction gear group transmission mode, is convenient for carry out laborsaving installation and dismantlement, gear drive subassembly sets up in the support piece, sleeve subassembly with gear drive subassembly carries out fixed mounting through coupling mechanism, sleeve subassembly is in under gear drive subassembly's the drive, rotate, install in the dismantlement sealing nut or jumbo size nut.

The connecting mechanism is a groove and a boss, the groove is arranged on the support piece, the boss is arranged at the end part of the support piece, the top of the sleeve component is provided with an annular groove, the boss is embedded in the annular groove, the boss and the annular groove are matched and arranged in a sliding manner, the sleeve component is connected with the support piece through the groove, the boss and the annular groove, and meanwhile the sleeve component is conveniently connected with the gear transmission component.

The sleeve component comprises a sleeve, the sleeve is arranged inside the supporting piece, and the bottom of the sleeve is provided with a groove, so that a sealing nut or a large-size nut can be conveniently clamped.

The sleeve component is of an adjustable sleeve structure. The adjustable sleeve structure is arranged, so that the whole device can clamp the sealing nut or the large-size nut conveniently, and the contact looseness of the contact point is prevented.

The adjustable sleeve structure comprises a fixing part, an adjusting mechanism, an adjusting part and a positioning part, wherein the fixing part is connected with the gear transmission assembly through a connecting mechanism, the adjusting mechanism is arranged in the fixing part, the adjusting part is sleeved inside the fixing part, the adjusting part is connected with the adjusting mechanism, and the positioning part is arranged on the adjusting part.

The adjusting mechanism comprises a bevel gear A, a bevel gear B, a ball screw component, a moving block and an adjusting shaft, the adjusting shaft penetrates through the fixing piece, the adjusting shaft extends into the fixing piece, the bevel gear A is arranged at the end of the adjusting shaft and meshed with the bevel gear B, the bevel gear B is arranged at the top of the ball screw component, the ball screw component is fixed inside the fixing piece through a mounting plate, the moving block is sleeved on the ball screw component, and the moving block is connected with the adjusting piece. Can adjust the position of setting element through being provided with adjustment mechanism, can make and carry out the chucking between setting element and sealing nut or the jumbo size nut, prevent the not hard up condition of contact, the adjusting part bottom is provided with multiunit square through hole, the adjusting part is the metal material, be provided with the square fore-set of multiunit on the setting element, square fore-set is the magnetic block, and square fore-set can inlay the dress and connect both in square through hole, and connects both through magnetic force, and the setting element bottom is provided with the recess, fixes a position the chucking through being provided with the recess with sealing nut or jumbo size nut, is convenient for carry out rotating installation or dismantlement, and the recess shape can be selected according to sealing nut boss or jumbo size nut shape.

Gear drive subassembly includes the pinion, the gear wheel, transmission shaft and bearing A, the transmission shaft runs through in the fixed bolster bottom, the transmission shaft links to each other with the sleeve, transmission shaft and sleeve fixed connection, be convenient for rotate the sleeve through being provided with the transmission shaft, bearing A suit is on the transmission shaft, support the transmission shaft through being provided with bearing A, can reduce the frictional force that the transmission shaft received at the rotation in-process simultaneously, the gear wheel is fixed on the transmission shaft, the pinion links to each other with hand subassembly, link to each other with hand subassembly through the pinion, can drive the gear wheel and rotate, and gear wheel and pinion mesh mutually, reduction gear set is constituteed with the pinion to the gear wheel, improve the moment of torsion through gear reduction, thereby can acquire huge torsion, realize laborsaving dismantlement.

Still including adjusting the regulation supporting component that supports, adjust the even array setting of supporting component and be in support piece is last, can realize providing the impetus to integrated device through being provided with to adjust supporting component, supports integrated device, and the user of being convenient for dismantles seal nut or jumbo size nut.

The adjusting and supporting assembly comprises a fixed support, an adjusting bolt, a fixing bolt, an adjusting gear, a rack and a telescopic rod, wherein the fixed support is arranged on the fixed support, the telescopic rod is supported by the fixed support, the adjusting bolt and the fixing bolt penetrate through the fixed support, the extending length of the telescopic rod can be adjusted by arranging the adjusting bolt, the adjusted telescopic rod can be fixed in position by arranging the fixing bolt, the adjusting gear is fixed on the adjusting bolt, the adjusting gear is used for being meshed with the rack, the adjusting gear is driven to rotate by rotating the fixing bolt, the rack is arranged in the fixed support, the telescopic rod is arranged on the rack and is meshed with the adjusting gear by arranging the rack, the fixing bolt is rotated to enable the adjusting gear to rotate, thereby make the rack drive the telescopic link and remove in fixing support's square through-hole, screw fixing bolt after the regulation is accomplished, fix the rack.

The clamping device further comprises a clamping assembly for fixedly supporting the whole, and the clamping assembly is arranged on the adjusting and supporting assembly.

As an application form of the clamping assembly, the clamping assembly comprises a clamping piece, a fixing piece A, a roller, a fixing piece B and an elastic piece, the clamping piece is arranged on the adjusting and supporting assembly and is an integrated U-shaped clamping card, the fixing piece A is inserted on the clamping piece and is a bolt, the roller is sleeved on the fixing piece A and is in threaded connection with the fixing piece A, the roller moves up and down on the fixing piece A by rotating the roller to clamp a steel plate at a sealing nut mounting opening, so that the whole device is supported, the fixing piece B is fixed on the fixing piece A and is a nut, the fixing piece A is fixed in position by arranging the fixing piece B, the fixing piece A is prevented from moving in position, the elastic piece is connected with the clamping piece, and the elastic piece can be a spring, one end of the elastic piece is connected with the fixed support, one end of the elastic piece is connected with the clamping piece, and the elastic piece is always in a compression state in the working process and has an outward tension force on the clamping piece, so that the clamping piece can be tightly fixed with a steel plate at the mounting hole of the sealing nut.

The utility model discloses a clamping assembly, including the telescopic bracket, a linking bridge, tensioning elastic component, cushion and fastener, linking bridge links to each other with the telescopic link, and linking bridge and elastic component fixed connection, the linking bridge suit is inside the linking bridge, tensioning elastic component is the spring, tensioning elastic component one end links to each other with the telescopic bracket, the tensioning elastic component other end links to each other with the linking bridge, the cushion sets up at the telescopic bracket top, the fastener is inserted and is established on the telescopic bracket, the fastener is the bolt when carrying out the centre gripping support, fix the telescopic bracket in contact position, adjust the support assembly of adjusting, adjust to maximum position, make the compression of tensioning elastic component, then rotate the fastener and carry out the rigidity.

Still including realizing the hand subassembly of this device manual drive, hand subassembly with gear drive assembly links to each other, just hand subassembly run through in support piece is convenient for drive through being provided with hand subassembly.

Hand subassembly includes axis of rotation, connecting rod, fixed handle, handle cover and bearing B, the axis of rotation sets up inside the fixed bolster, just axis of rotation and pinion fixed connection are convenient for be connected with the pinion through being provided with the axis of rotation, the connecting rod is fixed to be set up in the axis of rotation, be convenient for be connected fixed handle setting on the connecting rod with fixed handle through being provided with the connecting rod, fixed handle sets up on the connecting rod, handle cover suit is in fixed handle is last, is convenient for the staff to use through being provided with handle cover, bearing B suit is in on the connecting rod, can effectively reduce the connecting rod at the frictional force of rotation in-process, laborsaving.

Utilize the utility model discloses an installation, dismounting device of platform sealing nut of technical scheme preparation, the beneficial effect who reaches: the device is simple in structure, reasonable in design and strong in flexibility, a gear transmission assembly is designed, a large gear is driven to rotate through rotation of a small gear, the principle of improving torque through gear reduction is adopted, a method of huge torque is obtained through a reduction gear set transmission mode, the aim of reducing manual input, improving operation efficiency, reducing operation risks and the like is achieved, meanwhile, the device can be supported and fixed by utilizing the fact that the idler wheels in the clamping assembly are in threaded connection with the fixing piece A, the idler wheels can move up and down on the fixing piece A, the sealing nut can be conveniently dismounted and mounted, and the device can be used as an auxiliary tool for mounting and dismounting the sealing nut on a marine platform and can efficiently assist in feeding the nut and mounting and dismounting the large-size nut without consuming power sources such as electric energy and compressed air, and meanwhile, the device replaces a hammering mode for mounting and dismounting, Dismantle devices such as heavy nut, can install and dismantle the operation high-efficiently, safely, can avoid again causing the injury for nut, nut because of the hammering.

Drawings

FIG. 1 is a partial block diagram of the present invention;

FIG. 2 is a block diagram of the present invention;

fig. 3 is a top view of the overall structure of the present invention;

FIG. 4 is a block diagram of the sleeve assembly of the present invention;

FIG. 5 is a partial block diagram of the support adjustment assembly of the present invention;

FIG. 6 is an overall block diagram of the present invention;

FIG. 7 is a schematic view of a clamping assembly according to the present invention;

fig. 8 is a usage state diagram of the present invention;

fig. 9 is a view of a sealing nut mounting opening configuration of the present invention;

fig. 10 is a plan view of a sealing nut mounting opening according to the present invention.

In the figure, 1, a sleeve assembly; 2. fixing a bracket; 4. a gear drive assembly; 5. adjusting the support assembly; 6. A clamping assembly; 7. a hand cranking assembly; 11. a fixing member; 12. an adjustment mechanism; 1201. a bevel gear A; 1202. A bevel gear B; 1203. a ball screw; 1204. a moving block; 1205. an adjustment shaft; 13. an adjustment member; 14 a positioning member; 15. a sleeve; 41. a pinion gear; 42. a bull gear; 43. a drive shaft; 44. a bearing A; 51. a fixed support; 52. adjusting the bolt; 53. fixing the bolt; 54. an adjusting gear; 55. a rack; 56. a telescopic rod; 61. a clamping member; 62. a fixed part A; 63. a roller; 64. a fixing member B; 65. An elastic member; 66. a telescopic bracket; 67. connecting a bracket; 68. tensioning the elastic member; 69. an elastic pad; 610. a fastener; 71. a rotating shaft; 72. a connecting rod; 73. fixing a handle; 74. a handle cover; 75. and a bearing B.

Detailed Description

For a better understanding of the present invention, the following further description is given in conjunction with the following embodiments and accompanying drawings.

Example 1: as shown in fig. 1, the device for mounting and dismounting the sealing nut of the ocean platform comprises a support member 2, a sleeve component 1, a gear transmission component 4 and a hand cranking component 7. Sleeve subassembly 1 is connected with support piece 2 through connection structure, and gear drive subassembly 4 sets up inside support piece 2, and gear drive subassembly 4 links to each other with sleeve subassembly 1, and hand subassembly 7 runs through in with support piece 2, and hand subassembly 7 links to each other with gear drive subassembly 4.

The sleeve assembly 1 comprises a sleeve 15, the sleeve 15 is arranged inside the support member 2, and a groove is arranged at the bottom of the sleeve 15 to facilitate clamping of a sealing nut or a large-sized nut.

The gear transmission assembly 4 comprises a small gear 41, a large gear 42, a transmission shaft 43 and a bearing A44, wherein the transmission shaft 43 penetrates through the bottom of the fixed bracket 2, the transmission shaft 43 is connected with the sleeve 15, the transmission shaft 43 is fixedly connected with the sleeve 15, the sleeve 15 is conveniently rotated by providing the driving shaft 43, the bearing a44 is fitted over the driving shaft 43, the driving shaft 43 is supported by providing the bearing a44, meanwhile, the friction force on the transmission shaft 43 in the rotating process can be reduced, the large gear 42 is fixed on the transmission shaft 43, the small gear 41 is connected with the hand cranking component 7, link to each other with hand subassembly 7 through pinion 41, can drive gear wheel 42 and rotate, and gear wheel 42 and pinion 41 mesh mutually, and gear wheel 42 constitutes reduction gear set with pinion 41, through gear reduction improvement moment of torsion to can acquire huge torsion, realize laborsaving dismantlement.

Hand subassembly 7 includes axis of rotation 71, connecting rod 72, fixed handle 73, handle cover 74 and bearing B75, axis of rotation 71 sets up inside fixed bolster 2, and axis of rotation 71 and pinion 41 fixed connection, be convenient for be connected with pinion 41 through being provided with axis of rotation 71, connecting rod 72 is fixed to be set up on axis of rotation 71, be convenient for to be connected fixed handle 73 with fixed handle 73 through being provided with connecting rod 72 and set up on connecting rod 72, handle cover 74 suit is on fixed handle 73, be convenient for the staff to use through being provided with handle cover 74, bearing B75 suit is on connecting rod 72, rotate support through being provided with bearing B75 to connecting rod 72, can effectively reduce the connecting rod 72 at the frictional force of rotation in-process, and labor-saving.

Through manual rotation hand subassembly 7, through rotating fixed handle 73, make connecting rod 72 and rotation axis 71 rotate, rotation axis 71 drives pinion 41 and rotates, pinion 41 meshes with gear wheel 42 mutually, pinion 41 drives gear wheel 42 and rotates, gear wheel 42 drives transmission shaft 43 and rotates, the rotation of sleeve 15 is realized in the rotation through transmission shaft 43, this embodiment simple structure, it is convenient to use, when the diameter that is applicable to the sealing nut installing port is the same with support piece 2 diameter, can reliably dismantle and install sealing nut or jumbo size nut to being convenient for.

Example 2: as shown in fig. 2, unlike embodiment 1, the installation and removal device for the ocean platform sealing nut further comprises a clamping assembly 6. Wherein sleeve subassembly 1 is connected with support piece 2 through connection structure, and gear drive subassembly 4 sets up inside support piece 2, and gear drive subassembly 4 links to each other with sleeve subassembly 1, and hand subassembly 7 runs through in with support piece 2, and hand subassembly 7 links to each other with gear drive subassembly 4, and the even array of centre gripping subassembly 6 sets up on support piece 2.

As shown in fig. 3, different from embodiment 1, the sleeve assembly 1 is an adjustable sleeve structure, the adjustable sleeve structure includes a fixed member 11, an adjusting mechanism 12, an adjusting member 13 and a positioning member 14, the fixed member 11 is connected to the gear transmission assembly 4 through a connecting mechanism, the adjusting mechanism 12 is disposed in the fixed member 11, the adjusting member 13 is sleeved inside the fixed member 11, the adjusting member 13 is connected to the adjusting mechanism 12, and the positioning member 14 is disposed on the adjusting member 13.

The adjusting mechanism comprises a bevel gear A1201, a bevel gear B1202, a moving block 1204 of a ball screw component 1203 and an adjusting shaft 1205, the adjusting shaft 1205 penetrates through the fixing piece, the adjusting shaft 1205 extends into the fixing piece, the bevel gear A1201 is arranged at the end part of the adjusting shaft 1205, the bevel gear A1201 is meshed with the bevel gear B1202, the bevel gear B1202 is arranged at the top of the ball screw component 1203, the ball screw component 1203 is fixed inside the fixing piece through a mounting plate, the moving block 1204 is sleeved on the ball screw component 1203, and the moving block 1204 is connected with the adjusting piece 13. The position of the positioning part 14 can be adjusted by arranging an adjusting mechanism, the positioning part 14 can be clamped with a sealing nut or a large-size nut, the condition of loose contact is prevented, a plurality of groups of square through holes are formed in the bottom of the adjusting part 13, the adjusting part 13 is made of metal, a plurality of groups of square ejection columns are arranged on the positioning part 14 and are magnetic blocks, the square ejection columns can be embedded in the square through holes and are connected with each other through magnetic force, the positioning part 14 can be conveniently replaced through the connecting mode, the adjusting part is suitable for installation and disassembly of various different components, grooves are formed in the bottom of the positioning part 14, the sealing nut or the large-size nut can be positioned and clamped through the grooves, rotation installation or disassembly is convenient, and the shapes of the grooves can be selected according to the shapes of bosses of the sealing nut or the large-size nut.

The clamping assembly 6 comprises a clamping piece 61, a fixing piece A62, a roller 63, a fixing piece B64 and an elastic piece 65, the clamping piece 61 is arranged on the supporting piece 2, the clamping piece 61 is an integrated U-shaped clamping card, the fixing piece A62 is inserted in the clamping piece 61, the fixing piece A62 is a bolt, the roller 63 is sleeved on the fixing piece A62, the roller 63 is in threaded connection with the fixing piece A62, the roller 63 rotates to move up and down on the fixing piece A62 to clamp a steel plate at a sealing nut mounting opening, so that the whole device is supported, the fixing piece B64 is fixed on the fixing piece A62, the fixing piece B64 is a nut, the fixing piece A62 is fixed in position by arranging the fixing piece B64 to prevent the fixing piece A62 from moving, the elastic piece 65 is connected with the clamping piece 61, the elastic piece 65 can be a spring, one end of the elastic piece 65 is connected with a fixed support, and the other end of the elastic piece is connected with the clamping piece 61, in operation, the elastic member 65 is always in a compressed state and provides an outward tension to the clamping member 61, so that the clamping member 61 can be tightly fixed to the steel plate at the mounting opening of the sealing nut.

Firstly, the groove of the positioning part 14 is sleeved on a sealing nut boss or a large-sized nut, the adjusting part 13 is connected with the positioning part 14, a handle on an adjusting shaft 1205 is manually rotated, the rotating shaft 1205 drives a bevel gear A1201 to rotate, the bevel gear A1201 drives a bevel gear B1202 to rotate, the bevel gear B1202 drives a ball screw part 1203 to move, a moving block 1204 sleeved on the ball screw part 1203 can move up and down, so that the adjusting part 13 is driven to move downwards, the positioning part 14 clamps the sealing nut or the large-sized nut, then a clamping component 6 is fixed on a steel plate at the sealing nut mounting opening, the sealing nut mounting opening is as shown in figure 9, the roller 63 is adjusted, the roller 63 and the clamping part 61 clamp the steel plate, after clamping is completed, the manual assembly 7 is manually rotated, the manual assembly 7 drives a gear transmission component 4 to rotate, and the sleeve component 1 is rotated, thereby realizing the disassembly and the assembly of the sealing nut boss or the large nut.

Through being provided with adjustable sleeve structure in this embodiment, can avoid dismantling the in-process, the recess and the sealing nut boss of setting element 14 or large-scale nut junction are connected tightly and really inadequately, also can adjust according to the different positions of sealing nut or large-scale nut installation simultaneously, and the application scope is wide, can realize fixed the support to mounted position through being provided with centre gripping subassembly 6 simultaneously, when sealing nut installing port department size is greater than support piece 2's diameter size, still can realize supporting holistic, be convenient for dismantle and install.

Example 3: as shown in fig. 4, different from embodiments 1 and 2, the device for installing and removing the sealing nut of the ocean platform further comprises adjusting support assemblies 5 which are uniformly arranged on the support member 2 in an array and are connected with a clamping assembly 6.

As shown in fig. 5 and 8, the adjusting support assembly 5 includes a fixing support 51, an adjusting bolt 52, a fixing bolt 53, an adjusting gear 54, a rack 55 and an expansion link 56, the fixing support 51 is disposed on the fixing support 2, the expansion link 56 is supported by the fixing support 51, the adjusting bolt 52 and the fixing bolt 53 are both penetrated through the fixing support 51, the extending length of the expansion link can be adjusted by the adjusting bolt 52, the adjusted expansion link can be fixed in position by the fixing bolt 53, the adjusting gear 54 is fixed on the adjusting bolt 52, and the adjusting gear 54 is engaged with the rack 55. Drive adjusting gear 54 through rotating fixing bolt 53 and rotate, rack 55 sets up inside fixing support 51, and telescopic link 56 sets up on rack 55, through being provided with rack 55 and adjusting gear 54 and meshing mutually, rotating fixing bolt 53 makes adjusting gear 54 rotate to make rack 55 drive telescopic link 56 and remove in fixing support 51's square through hole, screw fixing bolt 53 after the regulation is accomplished, fix rack 55.

First the recess suit of setting element 14 is on sealing nut boss or large-scale nut, then fix the steel sheet at sealing nut installing port department with centre gripping subassembly 6, rotating fixing bolt 53, make adjusting gear 54 rotate, thereby make rack 55 drive telescopic link 56 move in fixing support 51's square through hole, make holder 61 withstand the steel sheet, fixing bolt 53 screws after the regulation is accomplished, fix rack 55, press from both sides tight regulation to clamping subassembly 6 simultaneously, press from both sides tight the completion back, manual rotation hand subassembly 7, hand subassembly 7 drives gear drive subassembly 4 and rotates, realize sleeve subassembly 1's rotation, thereby realize dismantling and installing sealing nut boss or large-scale nut.

Example 4: as shown in fig. 6 and 7, unlike embodiments 1 to 3, the clamp assembly can be applied to another form, which comprises a telescopic bracket 66, a connecting bracket 67, a tensioning elastic piece 68, an elastic pad 69 and a fastener 610, wherein the connecting bracket 67 is connected with the telescopic rod, the connecting bracket 67 is fixedly connected with the elastic member, the connecting bracket 67 is sleeved inside the connecting bracket 67, the tensioning elastic member 68 is a spring, one end of the tensioning elastic member 68 is connected with the telescopic bracket 66, the other end of the tensioning elastic member 68 is connected with the connecting bracket 67, the elastic pad 69 is arranged at the top of the telescopic bracket 66, the fastening member 610 is inserted on the telescopic bracket 66, the fastening member 610 is a bolt for fixing the telescopic bracket 66 at the contact position when clamping and supporting are carried out, the adjustment support assembly 5 is adjusted to the maximum position, the tension spring 68 is compressed, and then the fastener 610 is rotated to fix the position.

Firstly, the groove of the positioning piece 14 is sleeved on a sealing nut boss or a large-scale nut, then the clamping assembly 6 is fixed on the plane of the sealing nut mounting opening, the telescopic support 66 is in contact with the plane of the sealing nut mounting opening, the adjusting support assembly 5 is adjusted to the maximum position, the fixing bolt 53 is screwed after the adjustment is completed, the rack 55 is fixed, the tensioning elastic piece 68 is compressed, then the rotating fastener 610 is used for fixing the position, the hand-operated assembly 7 is manually rotated, the hand-operated assembly 7 drives the gear transmission assembly 4 to rotate, and the sealing nut boss or the large-scale nut is disassembled and installed. This embodiment can be applied to sealing nut installing port department and be planar structure, as shown in fig. 10, accessible cushion 69 increases frictional force, carries out the rigidity through fastener 610 simultaneously, prevents in the use, and support piece 2 takes place to remove, simple structure, and the practicality is strong.

Above-mentioned technical scheme has only embodied the utility model discloses technical scheme's preferred technical scheme, some changes that this technical field's technical personnel probably made to some parts wherein have all embodied the utility model discloses a principle belongs to within the protection scope of the utility model.

Claims

1. The utility model provides an installation, dismounting device of platform sealing nut, includes support piece (2), its characterized in that still includes sleeve subassembly (1), gear drive subassembly (4), and sleeve subassembly (1) is used for realizing fixing according to the subassembly of the dismantlement of difference or installation, and gear drive subassembly (4) obtain torsion through reduction gear set transmission mode, gear drive subassembly (4) set up in support piece (2), sleeve subassembly (1) and gear drive subassembly (4) carry out fixed mounting through coupling mechanism.

2. An installation and removal device for a marine platform sealing nut according to claim 1, characterised in that the sleeve assembly (1) is an adjustable sleeve structure.

3. The device for installing and disassembling the sealing nut of the ocean platform according to claim 2, wherein the adjustable sleeve structure comprises a fixing member (11), an adjusting mechanism (12), an adjusting member (13) and a positioning member (14), the fixing member (11) is connected with the gear transmission assembly (4) through a connecting mechanism, the adjusting mechanism (12) is arranged in the fixing member (11), the adjusting member (13) is sleeved inside the fixing member (11), the adjusting member (13) is connected with the adjusting mechanism (12), and the positioning member (14) is arranged on the adjusting member (13).

4. The device for mounting and dismounting the sealing nut of the ocean platform according to claim 1, wherein the gear transmission assembly (4) comprises a pinion (41), a gearwheel (42), a transmission shaft (43) and a bearing A (44), the transmission shaft (43) penetrates through the bottom of the support (2), the transmission shaft (43) is connected with the sleeve (15), the bearing A (44) is sleeved on the transmission shaft (43), the gearwheel (42) is fixed on the transmission shaft (43), the pinion (41) is connected with the hand-cranking assembly (7), and the gearwheel (42) is meshed with the pinion (41).

5. An installation and removal device for a sealing nut of an ocean platform according to claim 1, characterized in that it further comprises an adjusting support assembly (5) capable of adjusting and supporting, wherein the adjusting support assembly (5) is uniformly arranged on the support member (2) in an array.

6. The device for installing and disassembling the sealing nut of the ocean platform according to claim 5, wherein the adjusting support assembly (5) comprises a fixed support (51), an adjusting bolt (52), a fixed bolt (53), an adjusting gear (54), a rack (55) and a telescopic rod (56), the fixed support (51) is arranged on the support (2), the adjusting bolt (52) and the fixed bolt (53) both penetrate through the fixed support (51), the adjusting gear (54) is fixed on the adjusting bolt (52), the rack (55) is arranged inside the fixed support (51), and the telescopic rod (56) is arranged on the rack (55).

7. An installation and removal device for a sealing nut of an ocean platform according to claim 6, further comprising a clamping assembly (6) for fixedly supporting the whole, wherein the clamping assembly (6) is arranged on the adjusting and supporting assembly (5).

8. The device for installing and disassembling the sealing nut of the offshore platform according to claim 7, wherein the clamping assembly (6) comprises a clamping member (61), a fixing member A (62), a roller (63), a fixing member B (64) and an elastic member (65), the clamping member (61) is arranged on the adjusting support assembly (5), the fixing member A (62) is inserted on the clamping member (61), the roller (63) is sleeved on the fixing member A (62), the fixing member B (64) is fixed on the fixing member A (62), and the elastic member (65) is connected with the clamping member (61).

9. The device for mounting and dismounting the sealing nut of the ocean platform according to claim 1, further comprising a hand-cranking assembly (7) capable of realizing manual driving of the device, wherein the hand-cranking assembly (7) is connected with the gear transmission assembly (4), and the hand-cranking assembly (7) penetrates through the support member (2).

10. The device for mounting and dismounting the sealing nut of the ocean platform according to claim 9, wherein the hand-cranking assembly (7) comprises a rotating shaft (71), a connecting rod (72), a fixing handle (73), a handle sleeve (74) and a bearing B (75), the rotating shaft (71) is arranged inside the support member (2), the rotating shaft (71) is fixedly connected with the pinion (41), the connecting rod (72) is fixedly arranged on the rotating shaft (71), the fixing handle (73) is arranged on the connecting rod (72), the handle sleeve (74) is sleeved on the fixing handle (73), and the bearing B (75) is sleeved on the connecting rod (72).