CN213707566U - Crane of two outfitting type crane ships - Google Patents
Crane of two outfitting type crane ships Download PDFInfo
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- CN213707566U CN213707566U CN202022188774.5U CN202022188774U CN213707566U CN 213707566 U CN213707566 U CN 213707566U CN 202022188774 U CN202022188774 U CN 202022188774U CN 213707566 U CN213707566 U CN 213707566U
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- crane
- springboard
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- hoist
- pulley assembly
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Abstract
The utility model provides a hoist of two fitting-out crane ships, it includes the crane engineering hull, the top fixed mounting of crane engineering hull has crane bearing structure, horizontal track roof beam is installed in crane bearing structure's top support, it has the crane sideslip dolly to support through the roll on the horizontal track roof beam, be fixed with vertical track between the crane sideslip dolly, support through the rail wheel between the vertical track and install the hoist, crane bearing structure's top is supported there is oblique pull rod supporting pillar, install oblique pull structure between oblique pull rod supporting pillar and the horizontal track roof beam, the head end of crane engineering hull articulates there is the springboard, springboard and bank butt joint. Only the crane of the amphibious crane ship for vertical lifting, descending and longitudinal lifting operation is used for avoiding the problem of transverse inclination and floating state which is not beneficial to safe operation when the crane ship operates.
Description
Technical Field
The utility model relates to a marine crane field especially relates to a hoist of two fitting-out crane ships.
Background
The existing water area and ship cranes are mainly floating cranes and shore wall cranes, and no amphibious crane ship or crane of the amphibious crane ship is positioned on a land-water boundary. According to the berthing characteristics of an amphibious crane ship, the amphibious crane ship is berthed in a T-shaped mode on the bank base, a springboard is arranged at the bow of the amphibious crane ship, a cargo truck can pass through the springboard from the land to the ship to load or unload cargos, the conventional 360-degree rotary crane can cause the crane ship to transversely tilt left and right due to large tilting moment when rotating to the left and right sides, the left and right transversely tilted operation states can cause adverse effects on loading and unloading of the vehicle, and particularly the truck can also cause rollover safety accidents. Therefore, such an amphibious crane vessel is not suitable for installing a crane rotating 360 °.
SUMMERY OF THE UTILITY MODEL
The utility model overcomes prior art's is not enough, provides a hoist of two fitting-out cranes of crane ship, only has the amphibious crane ship's of vertical lifting, decline and vertical jack-up operation hoist, causes the problem of the heeling state that is unfavorable for safe operation when avoiding the crane ship operation.
In order to realize the technical characteristics, the purpose of the utility model is realized as follows: the utility model provides a hoist of two fitting-out jackships, it includes the jack-up engineering hull, the top fixed mounting of jack-up engineering hull has hoist bearing structure, horizontal track roof beam is installed in the top support of hoist bearing structure, there is the hoist sideslip dolly through the roll support on the horizontal track roof beam, be fixed with vertical track between the hoist sideslip dolly, support through the rail wheel between the vertical track and install the hoist, the top support of hoist bearing structure has oblique pull rod supporting pillar, install oblique pull structure between oblique pull rod supporting pillar and the horizontal track roof beam, the head end of jack-up engineering hull articulates there is the springboard, the springboard docks with the bank.
The crane supporting structure comprises a front end supporting column, a middle supporting column and a tail end supporting column, wherein the tops of the front end supporting column, the middle supporting column and the tail end supporting column are fixedly connected through a cross rod respectively, and form a door-shaped structure respectively.
And a ladder stand is fixedly arranged between the crane supporting structures and connects the hoisting engineering hull with the transverse track beam.
One side of the transverse track beam close to the loading ship is of a cantilever structure, and a hoisting steel wire rope of the crane is connected with the hoisting hook device through a hoisting wheel group.
The cable-stayed structure comprises a plurality of first cable-stayed rods and a plurality of second cable-stayed rods, wherein the first cable-stayed rods and the second cable-stayed rods are connected to two sides of the cable-stayed rod supporting strut and between the transverse track beams; and a pull rod reinforcing cross rod is fixedly arranged between the diagonal draw rod supporting pillars.
The power device for retracting the springboard is arranged between the springboard and the crane supporting structure and comprises a first pulley assembly and a fixed pulley assembly which are hinged on the crane supporting structure, one end of the springboard is hinged on the crane supporting structure through a pin shaft, a second pulley assembly is hinged to the top of the springboard, a traction steel wire rope is wound among the first pulley assembly, the fixed pulley assembly and the second pulley assembly, and the traction steel wire rope is connected with a winch.
The utility model discloses there is following beneficial effect:
1. through the utility model discloses a hoist of two fitting-out crane ships only has the amphibious crane ship's of vertical lifting, decline and vertical jack-up operation hoist, causes the problem of the heeling state of floating that is unfavorable for safe operation when avoiding the crane ship operation.
2. Through foretell hoist supporting structure, can make this hoist structure have safety and stability, set up horizontal beam and down tube between two stands before the stand, make its structure become truss structure, have safe longitudinal stability.
3. The transverse track beam is provided with a track matched with the crane, and the front end and the rear end of the track are provided with stop pile structures for preventing the crane from sliding.
4. The structural strength of the transverse track beam is enhanced through the inclined pulling structure.
5. The springboard folding power device can be used for rotating and folding the springboard.
Drawings
The present invention will be further explained with reference to the drawings and examples.
Fig. 1 is a front view of the present invention.
Fig. 2 is a plan view of the crane of the present invention.
Fig. 3 is a front view of the crane supporting structure of the present invention.
Fig. 4 is a top view of the transverse track beam of the present invention.
Fig. 5 is a right side view of the crane supporting structure of the present invention.
Fig. 6 is a side view of the middle pillar of the present invention.
Fig. 7 is a front view of the ladder stand of the present invention.
Fig. 8 is a left side view of the ladder stand of the present invention.
Fig. 9 is a plan layout view of the utility model in the working process.
In the figure: the crane comprises a crane engineering hull 1, a box body structure 2, a tail end pillar 3, a loading ship 4, a crane hook device 5, a crane wheel group 6, a crane steel wire rope 7, a crane transverse trolley 8, a crane 9, a cantilever structure 10, a first diagonal draw bar 11, a diagonal draw bar supporting pillar 12, a second diagonal draw bar 13, a middle pillar 14, a transverse track beam 15, a front end supporting pillar 16, a fixed pulley assembly 17, a first pulley assembly 18, a traction steel wire rope 19, a springboard 20, a second pulley assembly 21, a ladder stand 22, a transport vehicle 23, a pull rod reinforcing cross bar 24, a track wheel 25 and a longitudinal track 26.
Detailed Description
The following describes embodiments of the present invention with reference to the accompanying drawings.
Example 1:
referring to fig. 1-9, a crane of two outfitting type crane ships, it includes the crane engineering hull 1, the top fixed mounting of crane engineering hull 1 has crane bearing structure, horizontal track roof beam 15 is installed in the top support of crane bearing structure, it has crane sideslip dolly 8 to support through rolling on the horizontal track roof beam 15, be fixed with vertical track 26 between the crane sideslip dolly 8, support through rail wheel 25 between the vertical track 26 and install crane 9, the top support of crane bearing structure has oblique pull rod supporting pillar 12, install the structure of drawing to one side between oblique pull rod supporting pillar 12 and the horizontal track roof beam 15, the head end of crane engineering hull 1 articulates there is springboard 20, springboard 20 and bank butt joint. The crane with the structure only has the crane of the amphibious crane ship for vertical lifting, descending and longitudinal lifting operation, so that the problem of a transverse inclination floating state which is not beneficial to safe operation during the operation of the crane ship is avoided.
By adopting the structure, the two ends of the transverse track beam are provided with the end cross beams, the top end of the upright post at the stern position is provided with the saddle-shaped inclined pull rod supporting strut 12, the inclined pull rod supporting strut 12 upwards extends to a proper height and is used for supporting the inclined pull rod of the cantilever beam, and the inclined rods of the cantilever beam are forwards symmetrically arranged with the inclined rod upright post as the central point and are used for balancing the weight moment of the cantilever beam during the hoisting, loading and unloading operations of the crane.
Further, the crane supporting structure comprises a front end supporting column 16, a middle supporting column 14 and a tail end supporting column 3, wherein the tops of the front end supporting column 16, the tops of the middle supporting column 14 and the tops of the tail end supporting columns 3 are fixedly connected through cross rods respectively, and form a door-shaped structure respectively. Through foretell hoist supporting structure, can make this hoist structure have safety and stability, set up horizontal beam and down tube between two stands before the stand, make its structure become truss structure, have safe longitudinal stability.
Further, a deckhouse-like box structure 2 is provided under the struts near the stern end, further enhancing the lateral stability of the columns.
Furthermore, a ladder 22 is fixedly mounted between the crane supporting structures, and the ladder 22 connects the crane hull 1 and the transverse track beam 15. The crane is accessible for servicing by the ladder 22.
Further, a cantilever structure 10 is arranged on one side of the transverse track beam 15 close to the loading ship 4, and a hoisting steel wire rope 7 of the crane 9 is connected with the hoisting hook device 5 through a hoisting wheel group 6. The transverse track beam 15 is provided with a track matched with the crane, and the front end and the rear end of the track are provided with stop pile structures for preventing the crane from sliding.
Further, the cable-stayed structure comprises a plurality of first cable-stayed rods 11 and second cable-stayed rods 13 which are connected between the two sides of the cable-stayed support strut 12 and the transverse track beam 15; and a pull rod reinforcing cross rod 24 is fixedly arranged between the diagonal draw rod supporting pillars 12. The structural strength of the transverse track beam 15 is reinforced by the diagonal tension structure.
Furthermore, a springboard retracting power device is arranged between the springboard 20 and the crane supporting structure and comprises a first pulley assembly 18 and a fixed pulley assembly 17 which are hinged on the crane supporting structure, one end of the springboard 20 is hinged on the crane supporting structure through a pin shaft, a second pulley assembly 21 is hinged to the top of the springboard 20, a traction steel wire rope 19 bypasses among the first pulley assembly 18, the fixed pulley assembly 17 and the second pulley assembly 21, and the traction steel wire rope 19 is connected with a winch. The diving board stowing power device can be used to rotate and stow the diving board 20.
Example 2:
the following method is adopted by taking a 36m amphibious crane engineering ship as an example. According to the fact that the main dimension of the ship and the operation water area are Yangtze river main lines, the main stream ship type of the ship for the coming ship to be parked is a Yangtze river water system standard ship type, the length of the general ship is 88-130 m, the width of the ship is mostly 16.3m, the depth of the ship is 5.0-7 m, and the maximum height above the waterline is about 17.0 m.
1. Primary scale selection
According to the main dimension of the ship body of the crane ship, the longitudinal length of the crane is determined to be 36 m.
According to the situation that the width of an operation ship for berthing a ship is 16.3m, a rubber berth gap is formed between the ship and an incoming ship, the width of a strong deck of the ship is generally more than or equal to 1.5m on two sides, the overhanging length of a track beam of the crane is 16.3m, the condition that goods in a cargo hold are in the overhanging beam range of the crane when the crane is used for berthing the ship can be met, and the overhanging beam can also be used for loading the goods to the full width range of the cargo hold when the crane is used for loading the ship from a truck.
The width of the crane supporting structure is determined to be 10.8m of total width by the front width of the 36m amphibious crane ship, the clearance width is 9.6m, the height of the crane supporting structure is determined according to the total height of a ship berthed in the future, most of the height is 17m, therefore, the clearance height of the crane supporting structure of the amphibious crane ship is selected to be 18m of the lower edge of the track beam, and the height of a saddle and an upright post of an inclined rod meeting the maximum height of 17m above a safe berthing waterline of the ship is determined by final design.
Determining the major scale according to the above:
the total length is as follows: 52.3m (wherein the length of the cantilever beam from the tail sealing plate to the tail end of the cantilever beam is 16.3 m).
Total width: 10.8m, and a clear width of 9.6 m.
Height: 18.0m (clearance height below the track beam).
2. Determination of the form and dimensions of the main supporting structure: the pick crane hoist is known as 16 t.
2.1 column: the lower end of the upright post is connected with a strong member of the main deck, and the upper end of the upright post is connected with the longitudinal track beam.
2.1.1 head and tail end upright columns: A1000X 600X 12 rectangular structure is selected and welded by steel plates.
2.1.2 middle upright: the joint of the lower end of the rectangular steel pipe 600 multiplied by 400 multiplied by 10 and the main deck is specially strengthened.
2.2 horizontal support material: selecting a rectangular steel pipe 300 multiplied by 200 multiplied by 8, and additionally arranging a horizontal support material 300 multiplied by 200 multiplied by 8 within a first gear range at one time, head and tail.
2.3 truss diagonal: the front upright post and the rear upright post are respectively provided with inclined rods L100 multiplied by 8 of a single bidirectional angle steel in a first gear range.
2.4 the tail box-type structure is strengthened: the box-type deck chamber is arranged in the range of the tail upright post for enhancing the longitudinal and transverse stability of the upright post,
the box-type deck chamber is formed by welding steel enclosing walls:
2.5 track Beam
2.5.1 longitudinal track beam: the longitudinal track beam is of a box-shaped structure and is made of steel plates through welding, and a longitudinal framework and a transverse framework are arranged in the box-shaped structure.
2.5.2 horizontal end beam, box structure, steel sheet welding is made, sets up vertically and horizontally skeleton in.
2.5.3 on the longitudinal track beam at the top end of the upright post at the tail end of the crane ship, a saddle type structure is arranged and is higher than the crane, so that the crane can conveniently lift the fully-through longitudinal track beam (including the suspension beam) to carry out lifting operation. The saddle-type structure is box-shaped, and is formed by welding steel plates and internally provided with a framework.
2.6 diagonal rod structure.
2.6.1 in order to transmit the gravity that the overhanging beam bore to the other end of middle part stand symmetry through the slant pull rod for guarantee that the overhanging beam carries the load, set up the stand that is used for supporting oblique pull rod on this stern shrouding upper rib position, the track roof beam, this stand extends to on the saddle, and the oblique pull rod of overhanging beam draws to the stand and the symmetry draws to the track roof beam of symmetry direction to one side again.
Selecting a seamless steel pipe with an inclined pull rod phi of 108 multiplied by 10m to be arranged at two different angles, and welding and connecting two ends of each inclined rod by adopting a welding and connecting plate and a matched structure thereof.
2.7 the structural form and the selected size of the components are selected according to the size and the model of the components required by the structural strength after structural strength calculation is carried out according to the determined hoisting capacity of the crane.
3. Ladder stand
In order to facilitate the up-and-down operation of operators, the inclined ladder is arranged together according to the requirements of users, and the mast is arranged in a matched manner.
4. Crane with a movable crane
The crane is selected according to the required lifting capacity, the crane is selected according to the large and small lifting capacity, the single-beam crane can be selected for the small tonnage, and the double-beam crane can be selected for the large tonnage.
Claims (6)
1. The utility model provides a hoist of two outfitting crane ships which characterized in that: it includes hoisting engineering hull (1), the top fixed mounting of hoisting engineering hull (1) has crane supporting structure, horizontal track roof beam (15) are installed to crane supporting structure's top support, there are crane sideslip dolly (8) through rolling support on horizontal track roof beam (15), be fixed with vertical track (26) between crane sideslip dolly (8), support through rail wheel (25) between vertical track (26) and install hoist (9), crane supporting structure's top support has oblique pull rod supporting pillar (12), install the structure of drawing to one side between pull rod supporting pillar (12) and horizontal track roof beam (15), the head end of hoisting engineering hull (1) articulates there is springboard (20), springboard (20) and bank butt joint.
2. Crane according to claim 1, wherein: the crane supporting structure comprises a front end supporting column (16), a middle supporting column (14) and a tail end supporting column (3), wherein the tops of the front end supporting column (16), the middle supporting column (14) and the tail end supporting column (3) are fixedly connected through cross rods respectively and form a door-shaped structure respectively.
3. Crane according to claim 1, wherein: a ladder (22) is fixedly arranged between the crane supporting structures, and the ladder (22) connects the crane engineering hull (1) with the transverse track beam (15).
4. Crane according to claim 1, wherein: one side of the transverse track beam (15) close to the loading ship (4) is provided with a cantilever structure (10), and a hoisting steel wire rope (7) of the crane (9) is connected with the hoisting hook device (5) through a hoisting wheel group (6).
5. Crane according to claim 1, wherein: the cable-stayed structure comprises a plurality of first cable-stayed rods (11) and second cable-stayed rods (13) which are connected to the two sides of a cable-stayed rod supporting strut (12) and between transverse track beams (15); and a pull rod reinforcing cross rod (24) is fixedly arranged between the diagonal draw rod supporting pillars (12).
6. Crane according to claim 1, wherein: the power device is packed up to the springboard, and is provided with between springboard (20) and the hoist bearing structure and jump board, the power device is packed up to the springboard is including articulating first loose pulley assembly (18) and fixed loose pulley assembly (17) on the hoist bearing structure, the one end of springboard (20) articulates on the hoist bearing structure through the round pin axle, and it has second loose pulley assembly (21) to articulate at the top of springboard (20), walk around between first loose pulley assembly (18), fixed loose pulley assembly (17) and second loose pulley assembly (21) and pull wire rope (19), pull wire rope (19) and hoist engine link to each other.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202022188774.5U CN213707566U (en) | 2020-09-29 | 2020-09-29 | Crane of two outfitting type crane ships |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202022188774.5U CN213707566U (en) | 2020-09-29 | 2020-09-29 | Crane of two outfitting type crane ships |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN213707566U true CN213707566U (en) | 2021-07-16 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202022188774.5U Active CN213707566U (en) | 2020-09-29 | 2020-09-29 | Crane of two outfitting type crane ships |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN213707566U (en) |
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- 2020-09-29 CN CN202022188774.5U patent/CN213707566U/en active Active
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