CN211004284U - Supporting arm type crane reinforcing structure - Google Patents
Supporting arm type crane reinforcing structure Download PDFInfo
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- CN211004284U CN211004284U CN201921553272.9U CN201921553272U CN211004284U CN 211004284 U CN211004284 U CN 211004284U CN 201921553272 U CN201921553272 U CN 201921553272U CN 211004284 U CN211004284 U CN 211004284U
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Abstract
The utility model provides a hold in palm arm formula gram order and hang additional strengthening belongs to ship design's technical field. A supporting arm type crane reinforcing structure comprises a deep pile balance base and a variable cross-section beam; the utility model discloses a be provided with the balanced base of deep pile on the extending direction of the central line that just is located the barrel of order hoist between upper deck and the lower deck, and the cross-sectional area of the balanced base of deep pile is less than the cross-sectional area of the barrel of order hoist, and simultaneously, bottom and symmetrical arrangement that will become the cross-section roof beam and locate the upper deck around the balanced base of deep pile, the balanced support to the order hoist has been realized through the balanced base of deep pile, bending resistance has been improved through the variable cross-section roof beam, the structural strength of order hoist installation has effectively been strengthened, and the less balanced base of deep pile can reduce the occupation to finite space, facilitate the operation and pass, the variable cross-section setting of the slope of variable cross-section roof beam can reduce the restriction that the space arranged to additional strengthening, more satisfy no bulkhead, the design demand of the boats and ships of large-span beam formula deck structure.
Description
Technical Field
The utility model relates to a ship design's technical field specifically relates to a trailing arm formula order hangs additional strengthening.
Background
On modern ships, crane is widely used for loading and unloading goods, and the design load that crane produced to hull structure when the operation mainly includes overturning moment, moment of torsion and vertical power, and wherein, overturning moment occupies the load proportion the biggest, plays the decisive role to strengthening structure design, consequently, avoids the biggest design overturning moment to produce the crooked destruction to the structure and is the direction of relevant trade research at present.
The existing reinforcement structure of a crane is mainly realized by the following method that the crane is arranged on an upper deck and is arranged at the position of a bulkhead structure as much as possible, and the bulkhead is used for supporting so as to improve the bending resistance; secondly, a high-web beam is additionally arranged below the crane or a cylinder of the crane is directly extended to a lower deck (platform) to obtain enough support and bending resistance and improve the connection strength, so that the crane is reinforced. However, the reinforcing structure is only suitable for ships with small deck girder span and no influence from operation, such as a multi-purpose vessel, e.g., a tanker, a bulk carrier, etc., but for a special type of vessel, e.g., a comprehensive geophysical prospecting survey vessel, the whole deck of the working deck area where the crane is positioned is only supported by a plurality of pillars, large supporting bulkheads are not arranged, the span of the deck strong beams is large, i.e. for vessels without bulkhead, large span beam deck structures, it is not possible to provide sufficient support for the crane, and when the structure of additionally arranging the high-web beam or the extension cylinder is adopted, the range of the high-web beam is limited due to the influence of cable operation below the deck, meanwhile, the large space occupied by the thick diameter of the cylinder body influences the operation and the passing of personnel, so that the existing reinforcing structure of the crane cannot meet the design requirements of ships without bulkheads and large-span beam deck structures.
Disclosure of Invention
To the above-mentioned problem that exists among the prior art, aim at providing a trailing arm formula gram crane additional strengthening now to a trailing arm structure is constituteed with the variable cross-section roof beam to the balanced base of deep pile, can set up between upper deck and lower deck, can improve structural strength, for arranging of gram crane provides sufficient support, can also reduce the space simultaneously to additional strengthening's restriction, has also avoided the problem that occupation space is big, more satisfies the design demand of the boats and ships that do not have bulkhead, large-span beam type deck structure.
The specific technical scheme is as follows:
a corbel type crane reinforcement structure having features including: the deep pile balancing base is vertically arranged between an upper deck and a lower deck and located in the extension direction of the center line of the cylinder of the crane, the variable cross-section beams are symmetrically arranged at the bottom of the upper deck and symmetrically arranged relative to the center line of the cylinder of the crane, and the cross-sectional area of the deep pile balancing base is smaller than that of the cylinder of the crane.
The foretell order of trailing arm formula gram hangs additional strengthening, wherein, deep pile balance base includes alternately purlin board, bottom plate and pillar, and the top fixed connection of alternately purlin board is in the bottom on upper deck, and the bottom fixed connection of alternately purlin board has a bottom plate, simultaneously, is provided with a vertical pillar of arranging down in the bottom of bottom plate, and the bottom mounting of pillar is on lower deck.
In the above corbel type crane reinforcing structure, the height of the cross girder is higher than that of the deck strong beam.
The above-mentioned trailing arm crane additional strengthening, wherein, the cross purlin board includes vertical purlin board and horizontal purlin board, and vertical purlin board and horizontal purlin board all are provided with at least one to, vertical purlin board and horizontal purlin board mutually perpendicular arrange.
In the above corbel type crane reinforcing structure, a connecting toggle plate is arranged between the pillar and the bottom plate and/or between the pillar and the lower deck.
In the above-mentioned reinforcing structure for a jib crane, the connecting toggle plates are vertically aligned with the longitudinal and transverse truss plates.
Foretell order of trailing arm formula crane additional strengthening, wherein, the bottom plate is the rectangle setting, and the center of bottom plate aligns in vertical direction with the center of the barrel of order crane.
The foretell order of trailing arm formula gram hangs additional strengthening, wherein, the variable cross section roof beam is the slope setting, and the height of variable cross section roof beam is along the direction of keeping away from deep pile balance base and is the diminishing setting gradually, and the height that the variable cross section roof beam is close to the one end of deep pile balance base is the highest.
The supporting arm type crane reinforcement structure comprises a longitudinal variable cross-section beam and a transverse variable cross-section beam, wherein the longitudinal variable cross-section beam and the transverse variable cross-section beam are arranged vertically, the number of the longitudinal variable cross-section beams is consistent with that of the longitudinal trussed plates, and the number of the transverse variable cross-section beams is consistent with that of the transverse trussed plates.
In the above corbel type crane reinforcing structure, the longitudinal variable cross-section beam and the longitudinal trussed slab correspond to each other one by one and are coplanar into a whole, and meanwhile, the transverse variable cross-section beam and the transverse trussed slab correspond to each other one by one and are coplanar into a whole.
The positive effects of the technical scheme are as follows:
foretell trailing arm formula order hangs additional strengthening, through setting up the balanced base of deep pile and variable cross section roof beam, set up the balanced base of deep pile between upper deck and lower deck, balance support is provided for the order hangs through the balanced base of deep pile, and the variable cross section roof beam sets up in the bottom on upper deck, bending resistance has been improved through the variable cross section roof beam, the structural strength of order installation of hanging is effectively strengthened, in addition, through setting up the variable cross section roof beam that the slope was arranged, the restriction problem of current space to additional strengthening arrangement has effectively been reduced, the cross sectional area through setting up the balanced base of deep pile is less than the cross sectional area of the barrel that the order hung simultaneously, the excessive occupation in additional strengthening structure to the space has been avoided, more satisfy the design demand of the boats and ships that do not have bulkhead, large-span beam formula deck structure.
Drawings
Fig. 1 is a structural diagram of an embodiment of a corbel type crane reinforcing structure according to the present invention;
fig. 2 is a cross-sectional view from a perspective of a preferred embodiment of the present invention;
fig. 3 is a cross-sectional view from another perspective of a preferred embodiment of the present invention;
fig. 4 is a structural diagram of a bottom plate according to a preferred embodiment of the present invention.
In the drawings: 1. a deep pile balance base; 11. a cross-web; 12. a base plate; 13. a pillar; 14. connecting a toggle plate; 111. a longitudinal truss panel; 112. a transverse truss panel; 2. a variable cross-section beam; 21. a longitudinal variable cross-section beam; 22. a transverse variable cross-section beam; 3. an upper deck; 4. a lower deck; 5. a cylinder body of a crane.
Detailed Description
In order to make the technical means, creation features, achievement purposes and functions of the present invention easy to understand, the following embodiments are specifically described with reference to fig. 1 to 4, but the following contents are not intended to limit the present invention.
Fig. 1 is a structural diagram of an embodiment of a corbel type crane reinforcing structure according to the present invention; fig. 2 is a cross-sectional view from a perspective of a preferred embodiment of the present invention; fig. 3 is a cross-sectional view from another perspective of a preferred embodiment of the present invention. As shown in fig. 1, fig. 2 and fig. 3, the reinforcing structure of the trailing arm type crane provided in this embodiment includes: the deep pile balance base 1 and the variable cross-section beam 2 are arranged, the deep pile balance base 1 is arranged between the upper deck 3 and the lower deck 4, the deep pile balance base 1 is located in the extension direction of the center line of the barrel 5 of the crane, balance support of the crane is achieved, in addition, the variable cross-section beam 2 is symmetrically arranged at the bottom of the upper deck 3 and is symmetrically arranged relative to the center line of the barrel 5 of the crane, the variable cross-section beam 2 extends to the far from the deep pile balance base 1, the bending resistance of the crane is improved, and the structural strength of the crane is effectively enhanced. And, the cross sectional area of deep pile balance base 1 is less than the cross sectional area of the barrel 5 of order hoist for can avoid the additional strengthening of order hoist to occupy too big space, convenient work and current, and variable cross section roof beam 2 is variable cross section structure, can reduce the restriction problem that current space set up additional strengthening, more satisfies the design demand of the boats and ships that do not have bulkhead, large-span beam deck structure, is applicable to very much including the engineering operation of the boats and ships such as geophysical prospecting ship, ocean scientific investigation ship.
Specifically, the deep pile balance base 1 comprises a cross truss plate 11, a bottom plate 12 and a strut 13, the top of the cross truss plate 11 is fixedly connected to the bottom of the upper deck 3, the bottom of the cross truss plate 11 is fixedly connected with the bottom plate 12, the upper deck 3 and the bottom plate 12 are fixedly connected through the cross truss plate 11, an installation foundation is provided for the strut 13, and meanwhile, a layout reference and a connection foundation are provided for the subsequent variable cross-section beam 2. Meanwhile, the bottom of the bottom plate 12 is provided with a support column 13 which is vertically arranged downwards, the bottom end of the support column 13 is fixed on the lower deck 4, and the bottom plate 12 is connected with the lower deck 4 through the support column 13, so that the connection between the upper deck 3 and the lower deck 4 is realized, the structural support of the crane is effectively improved, and the balance of the crane is better.
More specifically, the height of the crossed truss plate 11 of the deep pile balance base 1 is higher than that of a deck strong beam, and the height of the crossed truss plate can be determined according to the calculation result and the arrangement limit of the actual strength, so that the height of one end, close to the center line of the crane, of the variable cross-section beam 2 connected with the crossed truss plate 11 is higher, the bending resistance of the crane is improved, meanwhile, the crossed truss plate is conveniently and reasonably arranged in a limited space, the limitation of the space is reduced, the structural design is more reasonable, and the safety is higher.
More specifically, the cross truss 11 includes a longitudinal truss 111 and a transverse truss 112, the longitudinal truss 111 and the transverse truss 112 are provided with at least one, the actual arrangement number can be selected according to the use requirement, and the longitudinal truss 111 and the transverse truss 112 are arranged perpendicular to each other, preferably, the longitudinal truss 111 is provided with three, and the transverse truss 112 is provided with one, so that the arrangement in a shape like a Chinese character 'feng' can be realized, the highest support strength is provided under the condition of the simplest structure, the structural design is more reasonable, and meanwhile, a structural basis is provided for the subsequent arrangement of the variable cross-section beam 2.
More specifically, a connecting toggle plate 14 is arranged between the support column 13 and the bottom plate 12 and/or between the support column 13 and the lower deck 4, so that the connecting strength between the support column 13 and the bottom plate 12 and between the support column 13 and the lower deck 4 is enhanced through the toggle plate, the stability of the structure is improved, the reinforcement of the arrangement of the crane is further improved, and the design is more reasonable as a result.
More specifically, the connecting toggle plate 14 is aligned with the longitudinal truss plate 111 and the transverse truss plate 112 in the vertical direction, so that the consistency of the stress direction can be ensured, the structural strength and stability are further improved, and the structural design is more reasonable.
Fig. 4 is a structural diagram of a bottom plate according to a preferred embodiment of the present invention. As shown in fig. 2, fig. 3 and fig. 4, the bottom plate 12 is rectangular, and the center of the bottom plate 12 is aligned with the center of the cylinder 5 of the crane in the vertical direction, and similarly, the size of the bottom plate 12 can be selected according to the actual use requirement, so that the bottom plate 12 can adapt to the structural arrangement of the cross truss plates 11, and meanwhile, the support column 13 can be ensured to be located at the center of the cylinder 5 of the crane, thereby ensuring the balance support of the column on the crane, facilitating the arrangement of the connecting toggle plate 14, and having more reasonable structural design.
More specifically, variable cross-section roof beam 2 is the slope setting, and variable cross-section roof beam 2 highly is along being the diminishing setting gradually of the direction of keeping away from deep pile balance base 1, and variable cross-section roof beam 2 is close to the high highest of the one end of deep pile balance base 1, in addition, variable cross-section roof beam 2's length can be confirmed according to actual need, make variable cross-section roof beam 2's the highest point be for the one end that is close to deep pile balance base 1, make can improve the balanced support to the gram order and hang, also can satisfy cable work's limit for height requirement simultaneously, the restriction problem that current space arranged to additional strengthening has effectively been reduced, the excessive occupation of additional strengthening to the space has been avoided, structural design is more reasonable.
More specifically, the variable cross-section beam 2 comprises a longitudinal variable cross-section beam 21 and a transverse variable cross-section beam 22, the longitudinal variable cross-section beam 21 and the transverse variable cross-section beam 22 are arranged vertically, the number of the longitudinal variable cross-section beams 21 is equal to that of the longitudinal trussed beams 111, the number of the transverse variable cross-section beams 22 is equal to that of the transverse trussed beams 112, and the connection between the bottom plate 12 and the crossed trussed plates 11 can be realized through the longitudinal variable cross-section beam 21 and the transverse variable cross-section beam 22, so that the connection between the bottom plate 12 and the deep pile balance base 1 is realized, the bending resistance of a crane is improved, and the structural design is more reasonable.
More specifically, the longitudinal variable cross-section beam 21 and the longitudinal truss plate 111 are in one-to-one correspondence and are coplanar, and meanwhile, the transverse variable cross-section beam 22 and the transverse truss plate 112 are in one-to-one correspondence and are coplanar, so that the connection strength between the longitudinal variable cross-section beam 21 and the longitudinal truss plate 111 and the connection strength between the transverse variable cross-section beam 22 and the transverse truss plate 112 can be improved, the connection strength between the variable cross-section beam 2 and the deep pile balance base 1 is improved, the stability of the deep pile balance base 1 is improved, meanwhile, the bending-resistant support of a crane can be improved, and the structural design is more reasonable.
The reinforcing structure of the bracket arm type crane provided by the embodiment comprises a deep pile balance base 1 and a variable cross-section beam 2; by arranging the deep pile balance base 1 between the upper deck 3 and the lower deck 4 and in the extending direction of the central line of the cylinder 5 of the crane, and the cross section area of the deep pile balance base 1 is smaller than that of the cylinder 5 of the crane, meanwhile, the variable cross-section beam 2 is arranged at the bottom of the upper deck 3 and symmetrically arranged around the deep pile balance base 1, the balance support of the crane is realized through the deep pile balance base 1, the bending resistance of the crane is improved through the variable cross-section beam 2, the structural strength of the crane installation is effectively enhanced, and the smaller deep pile balance base 1 can reduce the occupation of the limited space, facilitate the operation and the traffic, in addition, the inclined variable cross section of the variable cross section beam 2 can reduce the limitation of space on the arrangement of a reinforcing structure, and further meet the design requirement of a ship without a bulkhead and with a large-span beam deck structure.
The above is only a preferred embodiment of the present invention, and not intended to limit the scope of the invention, and it should be appreciated by those skilled in the art that various equivalent substitutions and obvious changes made in the specification and drawings should be included within the scope of the present invention.
Claims (10)
1. The utility model provides a trailing arm formula order hangs additional strengthening which characterized in that includes: the deep pile balance base is vertically arranged between an upper deck and a lower deck and is positioned in the extending direction of the center line of the cylinder of the crane, the variable cross-section beams are symmetrically arranged at the bottom of the upper deck and are symmetrically arranged relative to the center line of the cylinder of the crane, and the cross-sectional area of the deep pile balance base is smaller than that of the cylinder of the crane.
2. The reinforced structure of a trailing arm crane according to claim 1, wherein the deep pile balancing base includes a cross girder, a bottom plate, and a pillar, a top of the cross girder is fixedly connected to a bottom of the upper deck, a bottom of the cross girder is fixedly connected to a bottom plate, the pillar is disposed vertically downward at a bottom of the bottom plate, and a bottom end of the pillar is fixed to the lower deck.
3. A joist crane reinforcing structure as claimed in claim 2, wherein the cross girders are higher than the deck girders.
4. The joist crane reinforcing structure as claimed in claim 2, wherein the cross girders comprise longitudinal girders and transverse girders, at least one of the longitudinal girders and the transverse girders are provided, and the longitudinal girders and the transverse girders are arranged perpendicular to each other.
5. A reinforcing structure for a trailing arm crane according to claim 4, characterized in that connecting brackets are provided between the columns and the bottom plate and/or between the columns and the lower deck.
6. A corbel reinforcing structure according to claim 5, wherein the connecting brackets are vertically aligned with the longitudinal and transverse girders.
7. The corbel crane reinforcement structure according to claim 2, wherein the base plate is rectangular and the center of the base plate is vertically aligned with the center of the cylinder of the crane.
8. The support arm type crane reinforcement structure as claimed in claim 1, wherein the variable cross-section beam is inclined, the height of the variable cross-section beam gradually decreases along a direction away from the deep pile balance base, and the height of one end of the variable cross-section beam close to the deep pile balance base is the highest.
9. The boom-type crane reinforcement structure according to claim 4, wherein the variable cross-section beams include longitudinal variable cross-section beams and transverse variable cross-section beams, the longitudinal variable cross-section beams and the transverse variable cross-section beams are arranged perpendicular to each other, the number of the longitudinal variable cross-section beams is equal to the number of the longitudinal trusses, and the number of the transverse variable cross-section beams is equal to the number of the transverse trusses.
10. The reinforcement structure of a trailing arm crane according to claim 9, wherein the longitudinal variable cross-section beams are integrally formed in one-to-one correspondence with the longitudinal girders, and the transverse variable cross-section beams are integrally formed in one-to-one correspondence with the transverse girders.
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201921553272.9U CN211004284U (en) | 2019-09-18 | 2019-09-18 | Supporting arm type crane reinforcing structure |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201921553272.9U CN211004284U (en) | 2019-09-18 | 2019-09-18 | Supporting arm type crane reinforcing structure |
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| CN211004284U true CN211004284U (en) | 2020-07-14 |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112478062A (en) * | 2020-11-05 | 2021-03-12 | 中船澄西船舶修造有限公司 | 40000 ton self-unloading ship self-unloading arm base |
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2019
- 2019-09-18 CN CN201921553272.9U patent/CN211004284U/en active Active
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112478062A (en) * | 2020-11-05 | 2021-03-12 | 中船澄西船舶修造有限公司 | 40000 ton self-unloading ship self-unloading arm base |
| CN112478062B (en) * | 2020-11-05 | 2022-03-08 | 中船澄西船舶修造有限公司 | 40000 ton self-unloading ship self-unloading arm base |
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