CN113044171A - Marine traveling crane and fire prevention method - Google Patents
Marine traveling crane and fire prevention method Download PDFInfo
- Publication number
- CN113044171A CN113044171A CN202110461856.9A CN202110461856A CN113044171A CN 113044171 A CN113044171 A CN 113044171A CN 202110461856 A CN202110461856 A CN 202110461856A CN 113044171 A CN113044171 A CN 113044171A
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- motor
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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
- B63B27/00—Arrangement of ship-based loading or unloading equipment for cargo or passengers
- B63B27/10—Arrangement of ship-based loading or unloading equipment for cargo or passengers of cranes
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- A—HUMAN NECESSITIES
- A62—LIFE-SAVING; FIRE-FIGHTING
- A62C—FIRE-FIGHTING
- A62C3/00—Fire prevention, containment or extinguishing specially adapted for particular objects or places
- A62C3/07—Fire prevention, containment or extinguishing specially adapted for particular objects or places in vehicles, e.g. in road vehicles
- A62C3/10—Fire prevention, containment or extinguishing specially adapted for particular objects or places in vehicles, e.g. in road vehicles in ships
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- Engineering & Computer Science (AREA)
- Ocean & Marine Engineering (AREA)
- Chemical & Material Sciences (AREA)
- Combustion & Propulsion (AREA)
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Abstract
The invention discloses a ship travelling crane and a fire prevention method, wherein the ship travelling crane is characterized in that a hanging beam is arranged on the lower surface of a deck along the height direction of a ship body, and a guide rail is arranged at the lower end of the hanging beam; the driving comprises an electric cabinet, a driving body and a hoisting mechanism, the first motor of the driving body can drive the driving body to roll along the extending direction of the guide rail and is positioned on the guide rail, the hoisting mechanism comprises a second motor and a gear box, the box body of the gear box is fixedly connected to the driving body, the second motor is electrically connected with the electric cabinet, the output shaft of the second motor is in transmission connection with the input shaft of the gear box, the left and right directions of the ship body are followed, the first motor and the second motor are both positioned on one side of the hanging beam, the gear box and the electric cabinet are both positioned on the other side of the hanging beam, the height direction of the ship body is followed, the first motor is positioned above the second motor, and the electric cabinet. The ship travelling crane reduces the occupation of the space of the storage area along the height direction of the ship body, improves the space utilization rate of the storage area and saves the manufacturing cost.
Description
Technical Field
The invention relates to the technical field of marine traveling cranes, in particular to a marine traveling crane and a fire prevention method.
Background
For a freight ship, a cargo storage area for storing cargos is arranged below a deck of the ship along the height direction of a ship body, and a travelling crane for taking cargos is generally arranged in the cargo storage area. However, in the traveling crane used on the existing ship, the supporting beam on the deck and the guide rail beam of the traveling crane are arranged at intervals in the height direction of the ship body, and the arrangement mode of the traveling crane is unreasonable, so that the occupied space of the traveling crane in the height direction of the ship body is large, and the space utilization rate of a storage area is low.
Disclosure of Invention
The invention aims to provide a ship travelling crane and a fire prevention method, and aims to solve the problems that the ship travelling crane in the prior art occupies a large space in a cargo storage area along the height direction of a ship body and is low in space utilization rate.
In order to achieve the purpose, the invention adopts the following technical scheme:
a marine cart, comprising:
the lifting beam is arranged on the lower surface of the deck along the height direction of the ship body, and a guide rail is arranged at the lower end of the lifting beam;
the travelling crane comprises an electric cabinet, a travelling crane body and a lifting mechanism, wherein the travelling crane body comprises a first motor electrically connected with the electric cabinet, the first motor can drive the travelling crane body to roll along the extending direction of the guide rail and is positioned on the guide rail, the lifting mechanism comprises a second motor and a gear box, a box body of the gear box is fixedly connected with the travelling crane body, the second motor is electrically connected with the electric cabinet, and an output shaft of the second motor is in transmission connection with an input shaft of the gear box;
the first motor and the second motor are located on one side of the hanging beam along the left-right direction of the ship body, the gear box and the electric cabinet are located on the other side of the hanging beam, the first motor is located above the second motor along the height direction of the ship body, and the electric cabinet is located above the gear box.
Preferably, a fire-proof deck covering is laid on a part of the upper surface of the deck, and the fire-proof deck covering is located above the hanging beams in the height direction of the ship body.
Preferably, the thickness of the fire-proof deck covering is 40mm to 60mm in the height direction of the ship body.
Preferably, the hanging beam is T-shaped, the hanging beam comprises a first part and a second part which are perpendicular to each other, the first part is welded with the deck, and the guide rail is arranged on the second part.
Preferably, a rack is fixedly connected to the lower end of the second portion in the height direction of the hull, the traveling crane body further comprises a gear fixedly connected to an output shaft of the first motor, and the first motor can drive the gear to be meshed with the rack.
Preferably, the hoisting mechanism further comprises a lifting hook, and the lifting hook is in transmission connection with an output shaft of the gear box.
Preferably, the electric control cabinet further comprises a control handle, the control handle is electrically connected to the electric control cabinet, and the control handle is used for controlling the first motor and the second motor.
Preferably, the device further comprises two supporting columns, and the two supporting columns are respectively supported at two ends of the second part.
Preferably, the two support columns are respectively welded to two ends of the second portion, or the two support columns are respectively detachably connected to two ends of the second portion.
A fire prevention method is based on the marine traveling crane and comprises the following steps:
the lower surface of the deck is provided with the hanging beam along the height direction of the ship body;
the other part of the lower surface of the deck is laid with cement;
the fireproof deck covering is laid on the part of the upper surface of the deck, and is positioned above the hanging beams along the height direction of the ship body;
the other part of the upper surface of the deck is laid with the cement.
The invention has the beneficial effects that:
the invention aims to provide a marine crane and a fire prevention method, wherein the marine crane comprises a hanging beam and a crane, the hanging beam is arranged on the lower surface of a deck along the height direction of a ship body, and the lower end of the hanging beam is provided with a guide rail; the crane comprises an electric cabinet, a crane body and a hoisting mechanism, wherein the crane body comprises a first motor electrically connected with the electric cabinet, the first motor can drive the crane body to roll along the extending direction of the guide rail and is positioned on the guide rail, the hoisting mechanism comprises a second motor and a gear box, a box body of the gear box is fixedly connected with the crane body, the second motor is electrically connected with the electric cabinet, an output shaft of the second motor is in transmission connection with an input shaft of the gear box, the first motor and the second motor are both positioned on one side of the hanging beam along the left and right direction of the ship body, and the gear box and the electric cabinet are both positioned on the other side of the hanging beam; along the direction of height of hull, first motor is located the top of second motor, and the electric cabinet is located the top of gear box. According to the marine crane, the hanging beam is arranged on the lower surface of the deck, the guide rail is arranged at the lower end of the hanging beam, and the hanging beam is used for supporting the deck and also used as the guide rail for the crane body to run, so that compared with the prior art that the supporting beam of the deck and the guide rail beam of the crane are arranged at intervals along the height direction of the ship body, the hanging beam reduces the space occupation of a cargo storage area along the height direction of the ship body, and the manufacturing cost of the crane is saved; simultaneously, equally distribute first motor and second motor in one side of hanging beam, equally distribute the opposite side of hanging beam with gear box and electric cabinet, and arrange first motor in the top of second motor, arrange the electric cabinet in the top of gear box to further reduce this marine driving and to the occupation in the space of storage goods district along the direction of height of hull, improved the space utilization in storage goods district.
Drawings
Fig. 1 is a schematic structural diagram of a marine traveling crane according to an embodiment of the present invention.
In the figure:
1. a hanging beam; 11. a first portion; 12. a second portion; 13. a rack;
2. a deck;
31. an electric cabinet; 32. a traveling crane body; 321. a first motor; 322. a gear; 33. a hoisting mechanism; 331. a second motor; 332. a gear case; 333. a hook;
4. fire-proof deck dressing;
5. and (3) cement.
Detailed Description
The present invention will be described in further detail with reference to the accompanying drawings and examples. It is to be understood that the specific embodiments described herein are merely illustrative of the invention and are not limiting of the invention. It should be further noted that, for the convenience of description, only some of the structures related to the present invention are shown in the drawings, not all of the structures.
In the description of the present invention, unless expressly stated or limited otherwise, the terms "connected," "connected," and "fixed" are to be construed broadly, e.g., as meaning permanently connected, removably connected, or integral to one another; can be mechanically or electrically connected; either directly or indirectly through intervening media, either internally or in any other relationship. The specific meanings of the above terms in the present invention can be understood in specific cases to those skilled in the art.
In the present invention, unless otherwise expressly stated or limited, "above" or "below" a first feature means that the first and second features are in direct contact, or that the first and second features are not in direct contact but are in contact with each other via another feature therebetween. Also, the first feature being "on," "above" and "over" the second feature includes the first feature being directly on and obliquely above the second feature, or merely indicating that the first feature is at a higher level than the second feature. A first feature being "under," "below," and "beneath" a second feature includes the first feature being directly under and obliquely below the second feature, or simply meaning that the first feature is at a lesser elevation than the second feature.
In the description of the present embodiment, the terms "upper", "lower", "right", etc. are used in an orientation or positional relationship based on that shown in the drawings only for convenience of description and simplicity of operation, and do not indicate or imply that the device or element referred to must have a particular orientation, be constructed and operated in a particular orientation, and thus, should not be construed as limiting the present invention. Furthermore, the terms "first" and "second" are used only for descriptive purposes and are not intended to have a special meaning.
The invention provides a ship travelling crane and a fire prevention method, as shown in figure 1, the ship travelling crane comprises a hanging beam 1 and a travelling crane, the hanging beam 1 is arranged on the lower surface of a deck 2 along the height direction of a ship body, and the lower end of the hanging beam 1 is provided with a guide rail; the travelling crane comprises an electric cabinet 31, a travelling crane body 32 and a hoisting mechanism 33, wherein the travelling crane body 32 comprises a first motor 321 electrically connected with the electric cabinet 31, the first motor 321 can drive the travelling crane body 32 to roll along the extending direction of the guide rail and is positioned on the guide rail, the hoisting mechanism 33 comprises a second motor 331 and a gear box 332, a box body of the gear box 332 is fixedly connected with the travelling crane body 32, the second motor 331 is electrically connected with the electric cabinet 31, and an output shaft of the second motor 331 is in transmission connection with an input shaft of the gear box 332; along the left-right direction of hull, first motor 321 and second motor 331 all are located the one side of hanging beam 1, and gear box 332 and electric cabinet 31 all are located the opposite side of hanging beam 1, along the direction of height of hull, and first motor 321 is located the top of second motor 331, and electric cabinet 31 is located the top of gear box 332. According to the marine crane, the hanging beam 1 is arranged on the lower surface of the deck 2, and the lower end of the hanging beam 1 is provided with the guide rail, so that the hanging beam 1 is used for supporting the deck 2 and also used as the guide rail for the crane body 32 to run, compared with the prior art that the supporting beam of the deck 2 and the guide rail beam of the crane are arranged at intervals along the height direction of the ship body, the hanging beam 1 reduces the occupation of the space of a cargo storage area along the height direction of the ship body, and saves the manufacturing cost of the crane; meanwhile, the first motor 321 and the second motor 331 are uniformly distributed on one side of the hanging beam 1, the gear box 332 and the electric cabinet 31 are uniformly distributed on the other side of the hanging beam 1, the first motor 321 is distributed above the second motor 331, and the electric cabinet 31 is distributed above the gear box 332, so that the occupation of the ship travelling crane on the space of the storage area along the height direction of the ship body is further reduced, and the space utilization rate of the storage area is improved.
Optionally, as shown in fig. 1, a part of the upper surface of the deck 2 is laid with a fire deck covering 4, the fire deck covering 4 being located above the suspension beams 1 in the height direction of the hull. Wherein, the lower surface of the deck 2 is laid with cement 5 except the part for assembling the hanging beam 1. Since the portion of the lower surface of the deck 2 where the suspension beams 1 are installed cannot be protected from fire, in order to ensure the fire-resistant performance of the deck 2, a fire-resistant deck covering 4 is applied to the upper surface of the deck 2 to isolate the upper area of the deck 2 from the cargo storage area below the deck 2 in the height direction of the hull.
Preferably, the area of the fire-resistant deck covering 4 applied on the upper surface of the deck 2 is larger than the area of the suspension beams 1 projected onto the lower surface of the deck 2. To further ensure the fire protection properties of the deck 2.
Preferably, the rest of the upper surface of the deck 2 in the height direction of the hull is also cemented 5 and the cement 5 is also applied above the fire deck covering 4. So as to coat the fireproof deck covering material 4 and simultaneously seal the gap between the cement 5 and the fireproof deck covering material 4, thereby further improving the fireproof performance of the deck 2.
It will be appreciated that in the event of a fire above deck 2, the storage area below deck 2 is unaffected; when the storage area below deck 2 is on fire, the area above deck 2 is not affected.
Optionally, the thickness of the fire deck covering 4 is 40mm to 60mm in the height direction of the hull. The thickness of the fireproof deck covering 4 is 40-60 mm, so that the fireproof deck covering 4 can effectively isolate the upper area of the deck 2 from the storage area below the deck 2, and the fireproof effect is achieved. Wherein, the concrete thickness of the fire deck covering 4 is determined according to the actual working condition.
Preferably, as shown in fig. 1, the suspension beam 1 is T-shaped, the suspension beam 1 comprises a first part 11 and a second part 12 perpendicular to each other, the first part 11 is welded with the deck 2, and the guide rail is arranged on the second part 12. The hanging beam 1 is arranged in a T shape, so that the contact area between the first part 11 of the hanging beam 1 and the deck 2 is small, the first part 11 is convenient to weld on the deck 2, the hanging beam 1 is fixedly connected to the lower surface of the deck 2, and the structural strength can be ensured; the guide rail is disposed on the second portion 12, so that the first motor 321 drives the traveling crane body 32 to move along the extending direction of the guide rail, and the lifting mechanism 33 is driven to move along the extending direction of the guide rail, so as to move the goods.
Alternatively, as shown in fig. 1, the lower end of the second portion 12 is fixedly connected with a rack 13 along the height direction of the ship body, and the traveling crane body 32 further includes a gear 322 fixedly connected to the output shaft of the first motor 321, and the first motor 321 can drive the gear 322 to engage with the rack 13. So as to realize the movement of the traveling crane body 32 along the extending direction of the guide rail, thereby driving the hook 333 to move along the extending direction of the guide rail. Meanwhile, the gear 322 and the rack 13 are arranged for meshing transmission, so that when the ship body jolts, the gear 322 and the rack 13 are meshed for transmission, the position of the travelling crane can be prevented from being changed, and the use safety is improved. In particular, the rack 13 is screwed to the second portion 12, facilitating the replacement of the rack 13. In other embodiments, the rack 13 may also be welded to the lower end of the second portion 12.
The traveling crane body 32 further includes a roller mechanism, the roller mechanism is connected to the output shaft of the first motor 321 in a transmission manner, and a roller of the roller mechanism rolls on the guide rail. It can be understood that when the first motor 321 can drive the gear 322 to engage with the rack 13, the roller of the roller mechanism is driven to roll on the guide rail along the extending direction of the hanging beam 1. The specific structure of the traveling crane body 32 belongs to the prior art, and is not described herein again.
Optionally, as shown in fig. 1, the hoisting mechanism 33 further comprises a hook 333, and the hook 333 is in driving connection with an output shaft of the gear box 332. Through setting up lifting hook 333, first motor 321 drives driving body 32 and removes along the extending direction of guide rail to drive lifting hook 333 and remove along the extending direction of guide rail, and the output shaft of second motor 331 is connected with the input shaft transmission of gear box 332, in order to drive gear box 332 work, thereby drives lifting hook 333 who is connected with the output shaft transmission of gear box 332 and goes up and down, in order to realize getting and removing the goods. The specific structure of the gear box 332 belongs to the prior art, and is not described herein again.
Optionally, a control handle is further included, and the control handle is electrically connected to the electric cabinet 31, and is used for controlling the first motor 321 and the second motor 331. The control handle controls the first motor 321 to enable the first motor 321 to drive the gear 322 to be meshed with the rack 13, so that the traveling crane body 32 moves along the extending direction of the guide rail, and controls the second motor 331 to enable the second motor 331 to drive the gear box 332 to work, so that the hook 333 is driven to ascend or descend along the height direction of the ship body to fetch and move goods.
Optionally, two support columns are further included, and the two support columns are respectively supported at two ends of the second portion 12. To prevent the suspension beam 1 from being deformed.
Preferably, two support columns are welded to both ends of the second portion 12, respectively, or two support columns are detachably connected to both ends of the second portion 12, respectively. The structural strength of the hanging beam 1 of the marine crane is improved, the hanging beam 1 is prevented from deforming, and the use safety of the marine crane is further improved.
A fire protection method for the marine crane comprises the following steps:
the lower surface of the deck 2 is fitted with suspension beams 1 in the direction of the height of the hull. The space of the storage area is occupied along the height direction of the ship body by the ship travelling crane, and the space utilization rate of the storage area is improved.
The other parts of the lower surface of the deck 2 are provided with cement 5. It will be appreciated that the lower surface of the deck 2 is provided with concrete 5 on all but the part where the suspension beams 1 are mounted.
The upper surface of the deck 2 is partly covered with fire-resistant deck covering 4, which fire-resistant deck covering 4 is located above the suspension beams 1 in the height direction of the hull.
The rest of the upper surface of the deck 2 is provided with cement 5.
Preferably, cement 5 is also laid over the fire deck covering 4 to encapsulate the fire deck covering 4 and to close the gap between the cement 5 and the fire deck covering 4 to further improve the fire performance of the deck 2. So as to realize that the area above the deck 2 is isolated from the storage area below the deck 2 along the height direction of the ship body, and further improve the fire-proof performance of the deck 2.
It should be understood that the above-described embodiments of the present invention are merely examples for clearly illustrating the present invention, and are not intended to limit the embodiments of the present invention. Numerous obvious variations, adaptations and substitutions will occur to those skilled in the art without departing from the scope of the invention. And are neither required nor exhaustive of all embodiments. Any modification, equivalent replacement, and improvement made within the spirit and principle of the present invention should be included in the protection scope of the claims of the present invention.
Claims (10)
1. A marine cart, comprising:
the lifting beam (1) is arranged on the lower surface of the deck (2) along the height direction of the ship body, and a guide rail is arranged at the lower end of the lifting beam (1);
the travelling crane comprises an electric cabinet (31), a travelling crane body (32) and a lifting mechanism (33), wherein the travelling crane body (32) comprises a first motor (321) electrically connected with the electric cabinet (31), the first motor (321) can drive the travelling crane body (32) to roll along the extending direction of the guide rail and be positioned on the guide rail, the lifting mechanism (33) comprises a second motor (331) and a gear box (332), a box body of the gear box (332) is fixedly connected with the travelling crane body (32), the second motor (331) is electrically connected with the electric cabinet (31), and an output shaft of the second motor (331) is in transmission connection with an input shaft of the gear box (332);
along the left-right direction of the ship body, the first motor (321) and the second motor (331) are located on one side of the hanging beam (1), the gear box (332) and the electric control box (31) are located on the other side of the hanging beam (1), along the height direction of the ship body, the first motor (321) is located above the second motor (331), and the electric control box (31) is located above the gear box (332).
2. Marine crane according to claim 1, characterised in that part of the upper surface of the deck (2) is provided with a fire deck covering (4), which fire deck covering (4) is located above the lifting beam (1) in the height direction of the hull.
3. Marine vehicle according to claim 2, characterised in that the thickness of the fire deck covering (4) in the height direction of the hull is 40-60 mm.
4. Marine crane according to claim 2, characterised in that the lifting beam (1) is T-shaped, that the lifting beam (1) comprises a first part (11) and a second part (12) perpendicular to each other, that the first part (11) is welded to the deck (2), and that the guide rails are arranged in the second part (12).
5. Marine crane according to claim 4, wherein a rack (13) is fixedly connected to the lower end of the second part (12) in the height direction of the hull, and the crane body (32) further comprises a gear (322) fixedly connected to the output shaft of the first motor (321), and the first motor (321) can drive the gear (322) to engage with the rack (13).
6. Marine crane according to claim 2, characterised in that the hoisting mechanism (33) further comprises a hook (333), the hook (333) being in driving connection with an output shaft of the gearbox (332).
7. Marine crane according to claim 2, further comprising a control handle electrically connected to the electric control box (31), the control handle being adapted to operate the first electric machine (321) and the second electric machine (331).
8. Marine crane according to claim 4, further comprising two support columns, which are supported at both ends of the second section (12).
9. Marine crane according to claim 8, characterised in that two of the support columns are welded to each end of the second section (12) or that two of the support columns are detachably connected to each end of the second section (12).
10. A fire protection method for a marine vehicle according to any one of claims 2 to 9, comprising the steps of:
the lower surface of the deck (2) is provided with the hanging beam (1) along the height direction of the ship body;
the other parts of the lower surface of the deck (2) are laid with cement (5);
the fireproof deck covering (4) is laid on the part of the upper surface of the deck (2), and the fireproof deck covering (4) is positioned above the hanging beam (1) along the height direction of the ship body;
the other part of the upper surface of the deck (2) is laid with the cement (5).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202110461856.9A CN113044171A (en) | 2021-04-27 | 2021-04-27 | Marine traveling crane and fire prevention method |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202110461856.9A CN113044171A (en) | 2021-04-27 | 2021-04-27 | Marine traveling crane and fire prevention method |
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| Publication Number | Publication Date |
|---|---|
| CN113044171A true CN113044171A (en) | 2021-06-29 |
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ID=76517725
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202110461856.9A Pending CN113044171A (en) | 2021-04-27 | 2021-04-27 | Marine traveling crane and fire prevention method |
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| CN (1) | CN113044171A (en) |
Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US20050220573A1 (en) * | 2004-03-31 | 2005-10-06 | Benedict Charles E | Automated shipboard material handling and storage system |
| CN201520397U (en) * | 2009-11-16 | 2010-07-07 | 太仓市兰燕甲板敷料涂料有限公司 | Coating structure of deck |
| CN203946797U (en) * | 2014-07-18 | 2014-11-19 | 厦门船舶重工股份有限公司 | A kind of mechano decking weight lifting appliance |
| CN206219060U (en) * | 2016-11-17 | 2017-06-06 | 浙江双鸟起重设备有限公司 | A kind of steel-wire rope type electric block peculiar to vessel |
| CN109503059A (en) * | 2017-09-15 | 2019-03-22 | 无锡市九州船用甲板敷料有限公司 | Marine light composite fire coating structure of deck |
-
2021
- 2021-04-27 CN CN202110461856.9A patent/CN113044171A/en active Pending
Patent Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US20050220573A1 (en) * | 2004-03-31 | 2005-10-06 | Benedict Charles E | Automated shipboard material handling and storage system |
| CN201520397U (en) * | 2009-11-16 | 2010-07-07 | 太仓市兰燕甲板敷料涂料有限公司 | Coating structure of deck |
| CN203946797U (en) * | 2014-07-18 | 2014-11-19 | 厦门船舶重工股份有限公司 | A kind of mechano decking weight lifting appliance |
| CN206219060U (en) * | 2016-11-17 | 2017-06-06 | 浙江双鸟起重设备有限公司 | A kind of steel-wire rope type electric block peculiar to vessel |
| CN109503059A (en) * | 2017-09-15 | 2019-03-22 | 无锡市九州船用甲板敷料有限公司 | Marine light composite fire coating structure of deck |
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| 刁玉峰等: "《船舶舾装工程》", 31 January 2017, 哈尔滨工程大学出版社 * |
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Application publication date: 20210629 |
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