CN115535180A - Positioning and mounting method for longitudinal frame of curved surface segmented outer plate - Google Patents
Positioning and mounting method for longitudinal frame of curved surface segmented outer plate Download PDFInfo
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- CN115535180A CN115535180A CN202211263013.9A CN202211263013A CN115535180A CN 115535180 A CN115535180 A CN 115535180A CN 202211263013 A CN202211263013 A CN 202211263013A CN 115535180 A CN115535180 A CN 115535180A
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- 238000000034 method Methods 0.000 title claims abstract description 37
- 229910000831 Steel Inorganic materials 0.000 claims abstract description 86
- 239000010959 steel Substances 0.000 claims abstract description 86
- 238000009434 installation Methods 0.000 claims abstract description 24
- 210000000988 bone and bone Anatomy 0.000 claims abstract description 18
- 238000010276 construction Methods 0.000 claims abstract description 13
- 239000000463 material Substances 0.000 claims description 15
- 125000006850 spacer group Chemical group 0.000 claims description 10
- 238000003780 insertion Methods 0.000 claims description 6
- 230000037431 insertion Effects 0.000 claims description 6
- 238000003466 welding Methods 0.000 claims description 6
- 230000007306 turnover Effects 0.000 claims description 4
- 230000011218 segmentation Effects 0.000 claims 2
- 238000010586 diagram Methods 0.000 description 2
- 238000012986 modification Methods 0.000 description 2
- 230000004048 modification Effects 0.000 description 2
- 230000007547 defect Effects 0.000 description 1
- 238000006467 substitution reaction Methods 0.000 description 1
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B63—SHIPS OR OTHER WATERBORNE VESSELS; RELATED EQUIPMENT
- B63B—SHIPS OR OTHER WATERBORNE VESSELS; EQUIPMENT FOR SHIPPING
- B63B73/00—Building or assembling vessels or marine structures, e.g. hulls or offshore platforms
- B63B73/20—Building or assembling prefabricated vessel modules or parts other than hull blocks, e.g. engine rooms, rudders, propellers, superstructures, berths, holds or tanks
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B63—SHIPS OR OTHER WATERBORNE VESSELS; RELATED EQUIPMENT
- B63B—SHIPS OR OTHER WATERBORNE VESSELS; EQUIPMENT FOR SHIPPING
- B63B73/00—Building or assembling vessels or marine structures, e.g. hulls or offshore platforms
- B63B73/60—Building or assembling vessels or marine structures, e.g. hulls or offshore platforms characterised by the use of specific tools or equipment; characterised by automation, e.g. use of robots
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Abstract
The invention discloses a method for positioning and installing longitudinal bones of an outer plate of a curved surface section, which is characterized in that T-shaped section rib plates and flat-bulb steel at one third and two thirds positions in the longitudinal direction of the curved surface section are fixed to form an integral longitudinal bone framework structure through an adjustable supporting rod, a T-shaped section rib plate clamp and a flat-bulb steel limiting device, and then the integral longitudinal bone framework structure is integrally hoisted to the curved surface section to complete the positioning and installation of the longitudinal bones of the outer plate of the curved surface section. According to the invention, the adjustable support rod, the T-shaped section rib plate clamp and the flat bulb steel limiting device are utilized to enable the flat bulb steel and the T-shaped section rib plate to form the integral longitudinal frame structure, and then the integral longitudinal frame structure is integrally hoisted to the curved surface segment, so that the working difficulty of longitudinal frame assembly positioning is reduced, the construction efficiency is improved, and the construction period is shortened.
Description
Technical Field
The invention belongs to the technical field of ship construction, and particularly relates to a positioning and mounting method for a curved surface section outer plate longitudinal frame.
Background
In the process of building a ship curved surface section, after welding and scribing outer plate planks, longitudinal bones need to be hoisted and positioned one by one, then ribbed plates are installed and welded, and the longitudinal bones are electrically welded after the positions of the longitudinal bones are adjusted; before hoisting and positioning the longitudinal bones, a square small steel plate is needed to be spot-welded below each longitudinal bone scribing line or a special magnetic tool is used for preventing the longitudinal bones from falling down so as to position the longitudinal bones at the scribing line positions; according to the longitudinal rib positioning method, small high-position outer plate electro-welded steel plate blocks which are arranged on curved surface sections, particularly bottom curved surface sections, need to be climbed to or placed below longitudinal rib marking lines one by using special magnetic tools, high-position operation is complicated and dangerous, each longitudinal rib needs to be hoisted and positioned one by using a crane, each hoisting and positioning at least occupies 20 minutes of time of the crane, crane resources are occupied very much, and the construction period is long.
Disclosure of Invention
The invention aims to overcome the defects in the prior art and provides a method for positioning and installing longitudinal ribs of an outer plate of a curved surface section.
In order to achieve the purpose of the invention, the invention provides the following technical scheme:
a method for positioning and installing longitudinal ribs of an outer plate of a curved surface section is characterized in that a T-shaped section rib plate and flat-bulb steel are installed on the curved surface section, the T-shaped section rib plate comprises a T-shaped section web plate and a T-shaped section panel, a plurality of through holes are formed in the upper T-shaped section web plate, the flat-bulb steel is installed in the through holes in the T-shaped section web plate, the T-shaped section web plate and the T-shaped section panel are perpendicular to each other, and the method specifically comprises the following steps:
the method comprises the following steps that firstly, a curved surface subsection shell plate is normally constructed, a curved surface subsection jig frame is constructed, and a curved surface subsection is welded on the curved surface subsection jig frame; after the curved surface subsection outer plate is welded, a T-shaped section rib plate installation line and a flat-bulb steel installation line are scribed on the curved surface subsection outer plate;
secondly, building a T-shaped section rib plate and a flat bulb steel which are arranged on the curved surface subsection, and positioning the T-shaped section rib plates arranged at one third and two thirds positions in the longitudinal direction of the curved surface subsection through an adjustable support rod;
thirdly, after the T-shaped rib plate is positioned, installing T-shaped rib plate clamps at two ends of a T-shaped panel in the T-shaped rib plate, and placing the T-shaped rib plate on a construction site in a turnover reverse state by using a crane lockset and the T-shaped rib plate clamps installed at two ends of the T-shaped rib plate;
fourthly, after the T-shaped section rib plates are placed in a turnover reverse state, the flat-bulb steel is installed in the through holes of the corresponding T-shaped section rib plates; mounting a flat-bulb steel limiting device in each through hole on the T-shaped rib plate, and fixing the flat-bulb steel in the through holes of the T-shaped rib plate to form a reverse integral longitudinal frame structure;
fifthly, after the flat-bulb steel is fixed, turning over the inverted integral longitudinal frame structure to be normal, hoisting the inverted integral longitudinal frame structure to the curved surface segment, positioning the T-shaped rib plate and the flat-bulb steel on the curved surface segment according to an installation line drawn by the curved surface segment, and respectively welding and fixing the T-shaped rib plate and the flat-bulb steel with the outer plate of the curved surface segment;
and sixthly, after the integral longitudinal frame structure is installed, the adjustable supporting rod is detached, and the rest of T-shaped section rib plates on the curved surface subsection are positioned at the corresponding positions of the curved surface subsection according to the scribed installation lines and are welded and fixed, so that the positioning installation of the outer plate longitudinal frame of the curved surface subsection is completed.
The mounting lines scribed on the curved surface segments in the first step include T-section rib plate mounting lines and bulb flat steel mounting lines.
The adjustable supporting rod comprises a supporting rod and a support, the supporting rod comprises an external thread round pipe and an internal thread round pipe, the internal thread round pipe is integrally in a hollow cylinder shape, an internal thread is arranged in the internal thread round pipe, the external thread round pipe is integrally in a cylinder shape, an external thread round pipe one end is provided with an external thread, and the other end of the external thread round pipe is connected with the support.
The two ends of the internal thread circular pipe are respectively in threaded connection with the external thread circular pipe, the support is perpendicularly connected with the external thread circular pipe, a plurality of toggle plates are arranged on the support, and the support is connected with the T-shaped section web.
The specific steps of the adjustable support rod for positioning the rib plate of the T-shaped section are as follows: the external thread round pipe is screwed into two ends of the internal thread round pipe respectively, the length of the adjustable supporting rod is adjusted according to the distance between the T-shaped material rib plates at one third and two thirds positions in the longitudinal direction of the curved surface subsection, the length of the adjustable supporting rod is the same as the distance between the T-shaped material rib plates at one third and two thirds positions in the longitudinal direction of the curved surface subsection, and then the supports at two ends of the adjustable supporting rod are respectively and vertically welded with the T-shaped material web plates of the T-shaped material rib plates at one third and two thirds positions in the longitudinal direction of the curved surface subsection; and adjustable support rods are arranged on the T-shaped material webs at the two ends of the T-shaped material rib plate.
The T-shaped section rib plate clamp comprises a left clamp piece, a right clamp piece and a cushion block, wherein the left clamp piece comprises a clamping groove and a gap groove, one end of the clamping groove is connected with the gap groove, a lifting hole is formed in the upper end of the clamping groove, a plurality of bolt holes are formed in the lower end of the lifting hole, an insertion groove is formed in the clamping groove, the right clamp piece is inserted into the insertion groove in the clamping groove, a stud is arranged on the gap groove, and a hollow groove is formed between the stud and the clamping groove; the upper end of the right clamp piece is provided with a lifting hole, the lower end of the right clamp piece is provided with a plurality of bolt holes, the lower end of the right clamp piece is provided with a stud, and the stud structure arranged below the right clamp piece is the same as that of the left clamp piece; the cushion block comprises a gasket and gasket holes, the two ends of the gasket are respectively provided with the gasket holes, and the cushion block is respectively arranged on the stud of the left clamp piece and the stud of the right clamp piece; the spacer holes are respectively arranged at two sides of the stud, a distance is arranged between the spacers in the cushion blocks on the studs of the left clamp piece and the right clamp piece, and the distance arranged between the spacers in the cushion blocks on the studs of the left clamp piece and the right clamp piece is the same as the thickness of the web plate of the T-shaped material.
When the right clamp piece is inserted into the left clamp piece, a lifting hole and a bolt hole in the right clamp piece respectively correspond to a lifting hole and a bolt hole in the left clamp piece, and a fixing bolt is screwed into the bolt hole to fixedly connect the right clamp piece and the left clamp piece; and after the right clamp piece and the left clamp piece are fixedly connected, the notch grooves of the right clamp piece and the left clamp piece form a long-strip-shaped groove.
The specific steps of installing the T-section rib plate clamp at the two ends of the T-section panel in the T-section rib plate are as follows: inserting a right clamp piece into the left clamp piece, fixedly connecting the right clamp piece with the left clamp piece through a bolt, respectively installing cushion blocks on studs in the right clamp piece and the left clamp piece, fixedly connecting the cushion blocks with the studs through fixing bolts, respectively installing a T-shaped section rib plate clamp on T-shaped section panels at two ends of a T-shaped section rib plate, enabling the T-shaped section panels to penetrate through gap grooves of the right clamp piece and the left clamp piece to form a long-strip-shaped groove, enabling a T-shaped section web plate to penetrate through a distance between the studs of the left clamp piece and gaskets in the cushion blocks on the studs of the right clamp piece, and screwing the fixing bolts to fix the T-shaped section panels in the long-strip-shaped groove in the T-shaped section rib plate clamp; a crane lockset is connected and fixed with a lifting hole in the T-shaped section rib plate clamp, and the T-shaped section rib plate is turned over and placed in a reverse state.
When the T-shaped section rib plate is placed in a turnover reverse state, the through hole in the T-shaped section rib plate faces upwards.
The flat-bulb steel limiting device comprises a cover plate, a fixing device and a backer structure, wherein the backer structure comprises a curved plate and a fixing plate, one side of the curved plate is connected with the fixing plate, the other side of the curved plate is connected with the flat-bulb steel, one end of the curved plate is a curved surface, the other end of the curved plate is a plane, the curved plate and the flat-bulb steel are in the same surface shape, the fixing plate is in a stepped structure, and a bolt hole is formed in one side of the fixing plate; one end of the cover plate is connected with one end of the fixing plate, and the other end of the fixing plate is provided with a fixer.
The cover plate is characterized in that a plurality of bolt holes are formed in the end face of the cover plate, one side of the cover plate is fixed with the fixing plate through bolts, the other side of the cover plate is arranged at a distance from the fixing device, a rubber cushion is arranged at the bottom of the fixing device, bolts are arranged on the fixing device, and nuts are screwed into the bolts.
The flat bulb steel limiting device fixes the flat bulb steel in the through hole of the T-shaped rib plate and comprises the following specific steps: after the bulb flat steel is installed in the through hole of the T-shaped section rib plate, the bulb flat steel limiting device is installed in the through hole of the T-shaped section rib plate, the curved plate in the backer structure is connected with the side face of the bulb flat steel, the curved plate is kept away from, one side of the fixing plate is arranged on one side of the T-shaped section web plate of the T-shaped section rib plate, a fixer is arranged between the fixing plate and the T-shaped section web plate, the cover plate is fixedly connected with the fixing plate, and the T-shaped section web plate is fixedly connected with the cover plate through a nut on the rotary fixer.
After the flat-bulb steel and the T-shaped section rib plates on the curved surface sections are installed, the adjustable supporting rod, the T-shaped section rib plate clamp and the flat-bulb steel limiting device in the integral longitudinal frame structure are detached.
Based on the technical scheme, the method for positioning and installing the longitudinal frame of the curved-surface segmented outer plate obtains the following technical advantages through practical application:
1. according to the method for positioning and installing the longitudinal frame of the outer plate of the curved surface section, the flat bulb steel and the rib plate of the T-shaped section form the integral longitudinal frame structure by utilizing the adjustable support rod, the rib plate clamp of the T-shaped section and the flat bulb steel limiting device, and then the integral longitudinal frame structure is integrally hoisted to the curved surface section, so that the working difficulty of longitudinal frame assembly positioning is reduced, the construction efficiency is improved, and the construction period is shortened.
2. Compared with the prior art, the method for positioning and installing the longitudinal ribs of the outer plate of the curved surface segment has the advantages that the plurality of flat-bulb steels are integrally hoisted to the curved surface segment, and meanwhile, the installation and positioning of the flat-bulb steels are completed, so that the hoisting period is shortened; meanwhile, the adjustable supporting rod, the T-shaped section rib plate clamp and the flat-bulb steel limiting device are used for enabling the flat-bulb steel and the T-shaped section rib plates to form an integral longitudinal frame structure, small square blocks of electric welding steel plates are shared on curved surfaces, damage to the curved surface sections is avoided, crane resources are released, and the construction period is shortened.
Drawings
FIG. 1 is an exploded view of a flat-bulb steel limiting device used in the curved surface section outer plate longitudinal rib positioning and mounting method of the invention.
FIG. 2 is a mounting structure diagram of a flat-bulb steel limiting device used in the curved surface subsection outer plate longitudinal rib positioning and mounting method of the invention.
FIG. 3 is an exploded view of a T-shaped rib plate clamp used in the method for positioning and installing the longitudinal frame of the curved surface segment outer plate.
FIG. 4 is a structural view of a T-shaped rib plate fixture used in the method for positioning and installing the longitudinal frame of the outer plate of the curved surface segment.
FIG. 5 is an exploded view of an adjustable support rod used in the method for positioning and installing the longitudinal frame of the curved-surface segmented outer plate according to the present invention.
FIG. 6 is a schematic structural diagram of an integral longitudinal frame used in a method for positioning and installing a curved surface segment outer plate longitudinal frame.
Detailed Description
In order that the objects, aspects and advantages of the invention will become more apparent, the invention will now be described by way of example only, as illustrated in the accompanying drawings. It is to be understood that such description is merely illustrative and not intended to limit the scope of the present invention. Moreover, in the following description, descriptions of well-known structures and techniques are omitted so as to not unnecessarily obscure the concepts of the present invention.
The invention belongs to a method for positioning and installing longitudinal bones of an outer plate of a curved surface section, wherein a T-shaped section rib plate 4 and flat-bulb steel 5 are installed on the curved surface section, the T-shaped section rib plate 4 comprises a T-shaped section web plate 41 and a T-shaped section panel 42, a plurality of through holes 6 are formed in the upper T-shaped section web plate 41, the flat-bulb steel 5 is installed in the through holes 6 in the T-shaped section web plate 41, and the T-shaped section web plate 41 and the T-shaped section panel 42 are perpendicular to each other.
As shown in figures 1-6, the invention belongs to a method for positioning and installing a longitudinal bone of a curved surface section outer plate, which specifically comprises the following steps:
the method comprises the following steps that firstly, a curved surface subsection shell plate is normally constructed, a curved surface subsection jig frame is constructed, and a curved surface subsection is welded on the curved surface subsection jig frame; after the curved surface subsection outer plate is welded, a T-shaped section rib plate 4 installation line and a flat-bulb steel 5 installation line are scribed on the curved surface subsection outer plate;
secondly, building a T-shaped section rib plate 4 and a flat-bulb steel 5 which are arranged on the curved surface subsection, and positioning the T-shaped section rib plate 4 which is arranged at one third and two thirds of the longitudinal direction of the curved surface subsection through an adjustable support rod 3; the T-shaped section rib plates 4 at one third and two thirds of the positions of the curved surface subsection in the longitudinal direction are positioned through the adjustable support rod 3, the stability of subsequent flat bulb steel installation is improved, and meanwhile, the length of the adjustable support rod 3 is adjustable and is suitable for the T-shaped section rib plates 4 with different intervals;
thirdly, after the T-shaped rib plate 4 is positioned, installing T-shaped rib plate clamps 2 at two ends of a T-shaped panel 42 in the T-shaped rib plate 4, turning over a crane lockset and the T-shaped rib plate clamps 2 installed at two ends of the T-shaped rib plate 4, and reversely placing the T-shaped rib plate 4 on a construction site;
fourthly, after the T-shaped section rib plates 4 are turned over and placed in the reverse state, the flat-bulb steel 5 is installed in the through holes 6 of the corresponding T-shaped section rib plates 4; mounting a flat-bulb steel limiting device 1 in each through hole 6 on the T-shaped rib plate 4, and fixing flat-bulb steel 5 in the through holes 6 of the T-shaped rib plate 4 to form a reverse integral longitudinal frame structure; the plurality of flat-bulb steels 5 are integrally hoisted to the curved surface segment, and meanwhile, the installation and positioning of the flat-bulb steels 5 are completed, so that the hoisting period is shortened; meanwhile, the adjustable support rod 3, the T-shaped section rib plate clamp 2 and the flat-bulb steel limiting device 1 are used for enabling the flat-bulb steel 5 and the T-shaped section rib plate 4 to form an integral longitudinal frame structure, so that small square blocks of electric welding steel plates are shared on curved surfaces, the damage to the curved surface sections is avoided, crane resources are released, and the construction period is shortened;
fifthly, after the flat-bulb steel 5 is fixed, turning over the integral longitudinal frame structure in the reverse state to be normal, hoisting the integral longitudinal frame structure to the curved surface segment, installing the T-shaped rib plate 4 and the flat-bulb steel 5 on the curved surface segment according to an installation line divided by the curved surface segment, and respectively welding and fixing the T-shaped rib plate 4 and the flat-bulb steel 5 with the curved surface segment;
sixthly, after the integral longitudinal frame structure is installed, the adjustable support rod 3 is removed, and the rest T-shaped section rib plates 4 on the curved surface segment are positioned at the corresponding positions of the curved surface segment according to the marked installation line and are welded and fixed, so that the positioning and installation of the outer plate longitudinal frame of the curved surface segment are completed; the integral longitudinal frame structure is formed by the flat bulb steel 5 and the T-shaped section rib plates 4 through the adjustable support rod 3, the T-shaped section rib plate clamp 2 and the flat bulb steel limiting device 1, and then the integral longitudinal frame structure is integrally hoisted to the curved surface segment, so that the working difficulty of longitudinal frame assembly positioning is reduced, the construction efficiency is improved, and the construction period is shortened.
The installation lines scribed on the curved surface sections in the first step comprise a T-shaped rib plate 4 installation line and a flat bulb steel 5 installation line.
The two ends of the internal thread round pipe 31 are respectively in threaded connection with the external thread round pipe 32, the support 33 is perpendicularly connected with the external thread round pipe 32, a plurality of toggle plates are arranged on the support 33, and the support 33 is connected with the T-shaped section web 41.
The specific steps of the adjustable support rod 3 for positioning the rib plate 4 of the T-shaped section are as follows: the external thread round pipe 32 is screwed into the two ends of the internal thread round pipe 31 respectively, meanwhile, the length of the adjustable support rod 3 is adjusted according to the distance between the T-shaped material rib plates 4 at the one-third and two-thirds positions in the longitudinal direction of the curved surface subsection, so that the length of the adjustable support rod 3 is the same as the distance between the T-shaped material rib plates 4 at the one-third and two-thirds positions in the longitudinal direction of the curved surface subsection, and then the supports 33 at the two ends of the adjustable support rod 3 are respectively and vertically welded with the T-shaped material web plates 41 of the T-shaped material rib plates 4 at the one-third and two-thirds positions in the longitudinal direction of the curved surface subsection; and the T-shaped section webs 41 at two ends of the T-shaped section rib plate 4 are provided with adjustable support rods 3.
The T-shaped section rib plate clamp 2 comprises a left clamp piece 21, a right clamp piece 22 and a cushion block 25, wherein the left clamp piece 21 comprises a clamping groove and a gap groove 24, one end of the clamping groove is connected with the gap groove 24, a lifting hole 23 is arranged at the upper end of the clamping groove, a plurality of bolt holes are arranged at the lower end of the lifting hole 23, an insertion groove is formed in the clamping groove, the right clamp piece 22 is inserted into the insertion groove in the clamping groove, a stud 27 is arranged on the gap groove 24, and a hollow groove is formed between the stud 27 and the clamping groove; the upper end of the right clamp piece 22 is provided with a lifting hole 23, the lower end of the right clamp piece 22 is provided with a plurality of bolt holes, the lower end of the right clamp piece 22 is provided with a stud 27, and the stud 27 structure arranged below the right clamp piece 22 is the same as the stud 27 structure of the left clamp piece 21; the cushion block 25 comprises a gasket and gasket holes, the two ends of the gasket are respectively provided with the gasket holes, and the cushion block 25 is respectively arranged on the stud 27 of the left clamp piece 21 and the stud 27 of the right clamp piece 22; the gasket holes are respectively arranged on two sides of the stud 27, a distance is arranged between the gaskets in the cushion blocks 25 arranged on the stud 27 of the left clamp piece 21 and the stud 27 of the right clamp piece 22, and the distance arranged between the gaskets in the cushion blocks 25 arranged on the stud 27 of the left clamp piece 21 and the stud 27 of the right clamp piece 22 is the same as the thickness of the T-shaped section web plate 41.
When the right clamp piece 22 is inserted into the left clamp piece 21, the hanging hole 23 and the bolt hole on the right clamp piece 22 correspond to the hanging hole 23 and the bolt hole on the left clamp piece 21, respectively, and the bolt hole is screwed into the fixing bolt 26 to fixedly connect the right clamp piece 22 and the left clamp piece 21; after the right clamp piece 22 and the left clamp piece 21 are fixedly connected, the notch grooves 24 of the right clamp piece 22 and the left clamp piece 21 form a long-strip-shaped groove.
The specific steps of installing the T-shaped rib plate clamp 2 at the two ends of the T-shaped panel 42 in the T-shaped rib plate 4 are as follows: inserting a right clamp piece 22 into the left clamp piece 21, fixedly connecting the right clamp piece 22 with the left clamp piece 21 through a bolt, respectively installing cushion blocks 25 on studs 27 in the right clamp piece 22 and the left clamp piece 21, fixedly connecting the cushion blocks 25 with the studs 27 through fixing bolts 26, respectively installing the T-profile rib plate clamps 2 on T-profile panels 42 at two ends of the T-profile rib plate 4, wherein the T-profile panels 42 penetrate through the gap grooves 24 of the right clamp piece 22 and the left clamp piece 21 to form long-strip-shaped grooves, the T-profile web plate 41 penetrates through a distance between the spacers arranged on the studs 27 of the left clamp piece 21 and the cushion blocks 25 in the studs 27 of the right clamp piece 22, and the fixing bolts 26 fix the T-profile panels 42 in the long-strip-shaped grooves in the T-profile rib plate clamps 2; a crane lockset is fixedly connected with a lifting hole 23 in the T-shaped ribbed plate clamp 2, and the T-shaped ribbed plate 4 is turned over and placed reversely.
When the T-shaped rib plate 4 is placed in a turning-over and inverted state, the through hole 6 in the T-shaped rib plate 4 faces upwards.
The flat-bulb steel limiting device 1 comprises a cover plate 11, a fixing device 12 and a backer structure, wherein the backer structure comprises a curved plate 14 and a fixing plate 15, one side of the curved plate 14 is connected with the fixing plate 15, the other side of the curved plate 14 is connected with the flat-bulb steel 5, one end of the curved plate 14 is a curved surface, the other end of the curved plate 14 is a plane, the shape of the structural surface of the curved plate 14 is the same as that of the flat-bulb steel 5, the fixing plate 15 is of a stepped structure, and a bolt hole is formed in one side of the fixing plate 15; one end of the cover plate 11 is connected with one end of the fixing plate 15, and the other end of the fixing plate 15 is provided with a fixer 12.
A plurality of bolt holes are formed in the end face of the cover plate 11, one side of the cover plate 11 is fixed to the fixing plate 15 through bolts, a gap is formed between the other side of the cover plate 11 and the fixer 12, a rubber cushion 13 is arranged at the bottom of the fixer 12, bolts are arranged on the fixer 12, and nuts are screwed into the bolts; the bottom of the fixer 12 is provided with the rubber cushion 13, so that the damage to the T-shaped rib plate 4 when the flat bulb steel limiting device 1 is used is avoided.
The flat bulb steel limiting device 1 fixes the flat bulb steel 5 in the through hole 6 of the T-shaped rib plate 4 and comprises the following specific steps: after the flat bulb steel 5 is installed in the through hole 6 of the T-shaped rib plate 4, the flat bulb steel limiting device 1 is installed in the through hole 6 of the T-shaped rib plate 4, a curved plate 14 in the backer structure is connected with the side face of the flat bulb steel 5, one side, far away from the curved plate 14, of a fixing plate 15 is arranged on one side of a T-shaped web plate 41 of the T-shaped rib plate 4, a fixing device 12 is arranged between the fixing plate 15 and the T-shaped web plate 41, a cover plate 11 is fixedly connected with the fixing plate 15, and the fixing device 12 is used for fixedly connecting the T-shaped web plate 41 with the cover plate 11 by rotating a nut on the fixing device 12.
After the flat-bulb steel 5 and the T-shaped section rib plate 4 on the curved surface section are installed, the adjustable support rod 3, the T-shaped section rib plate clamp 2 and the flat-bulb steel limiting device 1 in the integral longitudinal frame structure are detached.
Finally, it should be noted that: the above examples are only intended to illustrate the technical solution of the present invention and not to limit it; although the present invention has been described in detail with reference to preferred embodiments, those skilled in the art will appreciate that; modifications of the specific embodiments of the invention or equivalent substitutions for parts of the technical features are possible; without departing from the spirit of the invention, it is intended to cover all modifications within the scope of the invention as claimed.
Claims (12)
1. The utility model provides a be used for curved surface segmentation planking longitudinal rib location installation method, curved surface segmentation is last to install T section ribbed slab (4) and bulb steel (5), T section ribbed slab (4) include T section web (41) and T section panel (42), go up T section web (41) and be provided with a plurality of through holes (6), install bulb steel (5) in through hole (6) on T section web (41), characterized by, this method specifically includes the following step:
the method comprises the following steps that firstly, a curved surface subsection shell plate is normally constructed, a curved surface subsection jig frame is constructed, and a curved surface subsection is welded on the curved surface subsection jig frame; after the curved surface subsection outer plate is welded, a T-shaped section rib plate (4) installation line and a flat-bulb steel (5) installation line are scribed on the curved surface subsection outer plate;
secondly, building a T-shaped section rib plate (4) and a flat bulb steel (5) which are arranged on the curved surface subsection, and positioning the T-shaped section rib plate (4) which is arranged at one third and two thirds positions in the longitudinal direction of the curved surface subsection through an adjustable support rod (3);
thirdly, after the T-shaped rib plate (4) is positioned, installing T-shaped rib plate clamps (2) at two ends of a T-shaped panel (42) in the T-shaped rib plate (4), turning over the T-shaped rib plate (4) and placing the T-shaped rib plate (4) on a construction site in a reverse state with a crane lockset and the T-shaped rib plate clamps (2) installed at two ends of the T-shaped rib plate (4);
fourthly, after the T-shaped section rib plates (4) are placed in a turnover reverse state, the flat-bulb steel (5) is installed in the through holes (6) of the corresponding T-shaped section rib plates (4); a flat-bulb steel limiting device (1) is arranged in each through hole (6) on the T-shaped rib plate (4), and flat-bulb steel (5) is fixed in the through hole (6) of the T-shaped rib plate (4) to form a reverse integral longitudinal frame structure;
fifthly, after the flat-bulb steel (5) is fixed, turning over the overall longitudinal frame structure in the reversed state to be normal, hoisting the overall longitudinal frame structure to the curved surface segment, positioning the T-shaped rib plate (4) and the flat-bulb steel (5) on the curved surface segment according to an installation line divided by the curved surface segment, and respectively welding and fixing the T-shaped rib plate (4) and the flat-bulb steel (5) with the outer plate of the curved surface segment;
and sixthly, after the integral longitudinal frame structure is installed, the adjustable supporting rod (3) is detached, and the rest of T-shaped section rib plates (4) on the curved surface subsection are positioned at corresponding positions of the curved surface subsection according to the scribed installation line and are welded and fixed, so that the positioning and installation of the longitudinal frame of the outer plate of the curved surface subsection are completed.
2. The method for positioning and installing the longitudinal frame of the curved surface segmented outer plate according to claim 1, wherein the adjustable supporting rod (3) comprises a supporting rod and a support (33), the supporting rod comprises an external thread circular tube (32) and an internal thread circular tube (31), the internal thread circular tube (31) is integrally in a hollow cylinder shape, internal threads are arranged in the internal thread circular tube (31), the external thread circular tube (32) is integrally in a cylinder shape, an external thread is arranged at one end of the external thread circular tube (32), and the other end of the external thread circular tube (32) is connected with the support (33).
3. The method for positioning and installing the curved surface section outer plate longitudinal frame according to claim 2, wherein two ends of the internal thread circular tube (31) are respectively in threaded connection with the external thread circular tube (32), the support (33) is vertically connected with the external thread circular tube (32), a plurality of toggle plates are arranged on the support (33), and the support (33) is connected with the T-shaped section web (41).
4. The method for positioning and installing the longitudinal bone of the curved surface subsection outer plate according to claim 3, wherein the specific steps of positioning the T-shaped rib plate (4) by the adjustable support rod (3) are as follows: the external thread round pipe (32) is respectively screwed into two ends of the internal thread round pipe (31), the length of the adjustable support rod (3) is adjusted according to the distance between the T-shaped material rib plates (4) at the one-third and two-thirds positions in the longitudinal direction of the curved surface subsection, the length of the adjustable support rod (3) is the same as the distance between the T-shaped material rib plates (4) at the one-third and two-thirds positions in the longitudinal direction of the curved surface subsection, and then the supports (33) at two ends of the adjustable support rod (3) are respectively and vertically welded with the T-shaped material web plates (41) of the T-shaped material rib plates (4) at the one-third and two-thirds positions in the longitudinal direction of the curved surface subsection; and the T-shaped section webs (41) at the two ends of the T-shaped section rib plate (4) are provided with adjustable support rods (3).
5. The method for positioning and installing the longitudinal bone of the curved surface subsection outer plate according to claim 1, wherein the T-shaped rib plate clamp (2) comprises a left clamp piece (21), a right clamp piece (22) and a cushion block (25), the left clamp piece (21) comprises a clamp groove and a notch groove (24), one end of the clamp groove is connected with the notch groove (24), a hanging hole (23) is formed in the upper end of the clamp groove, a plurality of bolt holes are formed in the lower end of the hanging hole (23), an insertion groove is formed in the clamp groove, the right clamp piece (22) is inserted into the insertion groove in the clamp groove, a stud (27) is arranged on the notch groove (24), and a hollow groove is formed between the stud (27) and the clamp groove; the upper end of the right clamp piece (22) is provided with a lifting hole (23), the lower end of the right clamp piece (22) is provided with a plurality of bolt holes, the lower end of the right clamp piece (22) is provided with a stud (27), and the structure of the stud (27) arranged below the right clamp piece (22) is the same as that of the stud (27) of the left clamp piece (21); the cushion blocks (25) comprise gaskets and gasket holes, the two ends of each gasket are respectively provided with the gasket holes, and the cushion blocks (25) are respectively arranged on the studs (27) of the left clamp piece (21) and the studs (27) of the right clamp piece (22); the spacer holes are respectively arranged on two sides of the stud (27), a distance is arranged between spacers in the spacer blocks (25) on the studs (27) of the left clamp piece (21) and the studs (27) of the right clamp piece (22), and the distance between the spacers in the spacer blocks (25) on the studs (27) of the left clamp piece (21) and the studs (27) of the right clamp piece (22) is the same as the thickness of the T-shaped web (41).
6. The method for positioning and installing the longitudinal bone of the curved section outer plate according to claim 5, wherein when the right clamp piece (22) is inserted into the left clamp piece (21), a hanging hole (23) and a bolt hole on the right clamp piece (22) respectively correspond to the hanging hole (23) and the bolt hole on the left clamp piece (21), and the bolt hole is screwed into a fixing bolt (26) to fixedly connect the right clamp piece (22) and the left clamp piece (21); after the right clamp piece (22) and the left clamp piece (21) are fixedly connected, the notch grooves (24) of the right clamp piece (22) and the left clamp piece (21) form long-strip-shaped grooves.
7. The method for positioning and installing the longitudinal frame of the curved section outer plate according to claim 6, wherein the specific steps of installing the T-shaped rib plate clamp (2) at the two ends of the T-shaped panel (42) in the T-shaped rib plate (4) are as follows: inserting a right clamp piece (22) into the left clamp piece (21), fixedly connecting the right clamp piece (22) with the left clamp piece (21) through a bolt, respectively installing cushion blocks (25) on studs (27) in the right clamp piece (22) and the left clamp piece (21), fixedly connecting the cushion blocks (25) with the studs (27) through fixing bolts (26), respectively installing T-shaped section rib plate clamps (2) on T-shaped section panels (42) at two ends of a T-shaped section rib plate (4), enabling the T-shaped section panels (42) to penetrate through gaps (24) of the right clamp piece (22) and the left clamp piece (21) to form a groove, enabling T-shaped section webs (41) to penetrate through a gap between the studs (27) of the left clamp piece (21) and elongated spacers in the cushion blocks (25) on the studs (27) of the right clamp piece (22), and screwing the fixing bolts (26) to fix the T-shaped section panels (42) in the groove in the T-shaped section plates (2); a crane lockset is connected and fixed with a lifting hole (23) in the T-shaped rib plate clamp (2), and the T-shaped rib plate (4) is turned over and placed in a reverse state.
8. The method for positioning and installing the longitudinal frame of the outer plate of the curved surface section as claimed in claim 7, wherein when the T-shaped rib plate (4) is turned over and placed reversely, the through hole (6) in the T-shaped rib plate (4) faces upwards.
9. The method for positioning and installing the outer plate longitudinal bone of the curved surface subsection according to claim 1, characterized in that the flat bulb steel limiting device (1) comprises a cover plate (11), a fixer (12) and a backer structure, the backer structure comprises a curved plate (14) and a fixing plate (15), one side of the curved plate (14) is connected with the fixing plate (15), the other side of the curved plate (14) is connected with the flat bulb steel (5), one end of the curved plate (14) is a curved surface, the other end of the curved plate (14) is a plane, the structural surface shape of the curved plate (14) is the same as that of the flat bulb steel (5), the fixing plate (15) is a stepped structure, and one side of the fixing plate (15) is provided with a bolt; one end of the cover plate (11) is connected with one end of the fixing plate (15), and a fixer (12) is installed at the other end of the fixing plate (15).
10. The method for positioning and installing the curved surface section outer plate longitudinal bone according to claim 9, wherein a bolt hole is formed in the end surface of the cover plate (11), one side of the cover plate (11) is fixed with the fixing plate (15) through a bolt, a gap is formed between the other side of the cover plate (11) and the fixer (12), a rubber cushion (13) is arranged at the bottom of the fixer (12), a bolt is arranged on the fixer (12), and a nut is screwed into the bolt.
11. The method for positioning and installing the longitudinal frame of the curved surface subsection outer plate according to the claim 10, wherein the steps of fixing the flat bulb steel (5) in the through hole (6) of the T-shaped rib plate (4) by the flat bulb steel limiting device (1) are as follows: install back in through hole (6) of T section bar floor (4) at bulb flat steel (5), install bulb flat steel stop device (1) in through hole (6) of T section bar floor (4), make curved plate (14) and bulb flat steel (5) side in the backer structure be connected, keep away from curved plate (14) fixed plate (15) one side sets up in T section bar web (41) one side of T section bar floor (4), at fixed plate (15) with set up fixer (12) between T section bar web (41), and with apron (11) with fixed plate (15) fixed connection makes fixer (12) with T section bar web (41) and apron (11) fixed connection through the nut on rotatory fixer (12).
12. The method for positioning and installing the longitudinal ribs of the outer plate of the curved surface section according to claim 1, wherein after the installation of the flat-bulb steel (5) and the T-shaped rib plates (4) on the curved surface section is completed, the adjustable support rod (3), the T-shaped rib plate clamp (2) and the flat-bulb steel limiting device (1) in the integral longitudinal rib frame structure are removed.
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| CN216232889U (en) * | 2021-09-16 | 2022-04-08 | 广州黄船海洋工程有限公司 | Device for assisting in installing curved-surface outer plate longitudinal ribs |
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| CN105539724A (en) * | 2015-12-23 | 2016-05-04 | 江苏现代造船技术有限公司 | Hull curved block manufacturing method |
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| CN115535180B (en) | 2024-06-11 |
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