CN113972620A - High-voltage ship shore power system - Google Patents
High-voltage ship shore power system Download PDFInfo
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- CN113972620A CN113972620A CN202111298234.5A CN202111298234A CN113972620A CN 113972620 A CN113972620 A CN 113972620A CN 202111298234 A CN202111298234 A CN 202111298234A CN 113972620 A CN113972620 A CN 113972620A
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- shore power
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- H—ELECTRICITY
- H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
- H02G—INSTALLATION OF ELECTRIC CABLES OR LINES, OR OF COMBINED OPTICAL AND ELECTRIC CABLES OR LINES
- H02G11/00—Arrangements of electric cables or lines between relatively-movable parts
- H02G11/02—Arrangements of electric cables or lines between relatively-movable parts using take-up reel or drum
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B65—CONVEYING; PACKING; STORING; HANDLING THIN OR FILAMENTARY MATERIAL
- B65H—HANDLING THIN OR FILAMENTARY MATERIAL, e.g. SHEETS, WEBS, CABLES
- B65H75/00—Storing webs, tapes, or filamentary material, e.g. on reels
- B65H75/02—Cores, formers, supports, or holders for coiled, wound, or folded material, e.g. reels, spindles, bobbins, cop tubes, cans, mandrels or chucks
- B65H75/34—Cores, formers, supports, or holders for coiled, wound, or folded material, e.g. reels, spindles, bobbins, cop tubes, cans, mandrels or chucks specially adapted or mounted for storing and repeatedly paying-out and re-storing lengths of material provided for particular purposes, e.g. anchored hoses, power cables
- B65H75/38—Cores, formers, supports, or holders for coiled, wound, or folded material, e.g. reels, spindles, bobbins, cop tubes, cans, mandrels or chucks specially adapted or mounted for storing and repeatedly paying-out and re-storing lengths of material provided for particular purposes, e.g. anchored hoses, power cables involving the use of a core or former internal to, and supporting, a stored package of material
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- H—ELECTRICITY
- H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
- H02J—CIRCUIT ARRANGEMENTS OR SYSTEMS FOR SUPPLYING OR DISTRIBUTING ELECTRIC POWER; SYSTEMS FOR STORING ELECTRIC ENERGY
- H02J3/00—Circuit arrangements for ac mains or ac distribution networks
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- Engineering & Computer Science (AREA)
- Power Engineering (AREA)
- Other Liquid Machine Or Engine Such As Wave Power Use (AREA)
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Abstract
The invention discloses a high-voltage ship shore power system, which comprises a high-voltage shore power cable drum, a high-voltage shore power connection screen and a high-voltage distribution screen, wherein the high-voltage shore power cable drum is connected with the high-voltage shore power connection screen; a high-voltage distribution panel is arranged in the ship engine room close to the side; the high-voltage shore power connection screen is positioned in a closed space at the upper part of the high-voltage distribution screen and is electrically connected with the high-voltage distribution screen; the high-voltage shore power cable drums are arranged in two, one is close to the deck open space at the upper part of the high-voltage shore power connection screen, and the other is arranged at the corresponding position of the other side and is respectively electrically connected with the high-voltage shore power connection screen; and each high-voltage shore power cable winding drum horizontally moves towards the port side or the starboard side of the ship respectively, and performs port side connection or starboard side connection through a winding cable respectively. According to the invention, the high-voltage shore power cable drums are arranged on the port side and the starboard side of the ship, so that the connection is convenient, and the operation is safe.
Description
Technical Field
The invention relates to the technical field of ships, in particular to a high-voltage ship shore power system.
Background
In order to reduce port discharge, the container ship, particularly the ultra-large container ship with the standard box above 20000, needs to dock shore power when docking. However, since the width of the ship is close to 60 meters, in order to facilitate connection of shore power, ship-end shore power systems such as high-voltage shore power cable drums and ship connection points need to be arranged on two sides of the ship, so that more space is occupied, and the packing rate is reduced. Therefore, the above problems need to be solved.
Disclosure of Invention
The invention aims to provide a high-voltage ship shore power system, wherein high-voltage shore power cable drums are arranged on the port side and the starboard side of a ship and are used for flexibly arranging the port and the starboard when the ship stops at a wharf, so that the high-voltage ship shore power system is convenient to plug in and safe to operate.
In order to solve the technical problems, the invention adopts the following technical scheme: the invention discloses a high-voltage ship shore power system, which is characterized in that: the high-voltage shore power cable winding drum is connected with a high-voltage shore power connection screen; a high-voltage distribution panel is arranged in the ship engine room close to the side; the high-voltage shore power connection screen is positioned in a closed space at the upper part of the high-voltage distribution screen and is electrically connected with the high-voltage distribution screen; the high-voltage shore power cable drums are arranged in two, one is close to the deck open space at the upper part of the high-voltage shore power connection screen, and the other is arranged at the corresponding position of the other side and is respectively electrically connected with the high-voltage shore power connection screen; and each high-voltage shore power cable winding drum horizontally moves towards the port side or the starboard side of the ship respectively, and performs port side connection or starboard side connection through a winding cable respectively.
Preferably, each high-voltage shore power cable drum comprises a moving mechanism, a first side plate, a main shaft, a roller, a second side plate, a connecting sleeve and a driving mechanism; moving mechanisms are respectively and horizontally arranged on decks A on two sides of a chimney of the ship, the fixed end of each moving mechanism is respectively and fixedly connected with the corresponding position of the deck A of the ship, and the moving end of each moving mechanism horizontally moves towards the port side or the starboard side of the ship; first side plates are also arranged at the moving end of each moving mechanism in a bilaterally symmetrical, vertical and parallel manner at intervals, and a main shaft is horizontally and vertically screwed at the upper position between every two adjacent first side plates; two rollers are further sleeved on each main shaft along the axial direction of the main shaft at intervals with the same axis, each roller rotates around the corresponding main shaft respectively, round second cover plates are further arranged at two ends of each main shaft in a coaxial fit mode respectively, the outer diameter of each second cover plate is larger than that of the corresponding roller, the second cover plates are welded and fixed with the corresponding rollers respectively, and the second cover plates are sleeved on the corresponding main shafts with the same axis respectively and rotate around the corresponding main shafts along with the rollers; connecting sleeves are coaxially arranged between the two second side plates in the middle respectively, each connecting sleeve is coaxially sleeved on the corresponding main shaft, two ends of each connecting sleeve are welded and fixed with the corresponding second side plate respectively, and the two corresponding rollers are connected into a whole respectively; and the outer side of the leftmost second side plate is also respectively provided with a driving mechanism, the fixed end of each driving mechanism is respectively fixedly arranged on the moving end corresponding to the moving mechanism, and the driving end of each driving mechanism is respectively linked with the leftmost second side plate and respectively drives the corresponding two rollers to synchronously rotate on the corresponding main shaft.
Preferably, the device also comprises a slide rail, a rack mounting seat and a limiting plate; two sliding rails are respectively arranged on the deck A at two sides of the chimney of the ship, every two adjacent sliding rails are arranged in front and at the back, are respectively and horizontally fixedly arranged on the deck A of the ship and horizontally extend towards the port side or the starboard side of the ship respectively; each moving mechanism is horizontally sleeved on the corresponding two sliding rails, and the lower end of each moving mechanism is horizontally and slidably connected with the corresponding two sliding rails; racks are respectively arranged on the outer side of each sliding rail in a horizontal parallel mode at intervals, each rack is respectively arranged towards the port side or the starboard side of the ship in a horizontal mode, and the tooth surfaces of the racks are horizontally arranged towards the direction corresponding to the sliding rails; the lower surface of each rack is also fixedly provided with a rack mounting seat, and each rack is fixedly mounted at a corresponding position of a deck A of the ship through a corresponding rack mounting seat; and limiting plates are vertically attached to the left end and the right end of each rack respectively, and each limiting plate is fixed at the corresponding position of the deck A of the ship and limits the horizontal motion of the corresponding moving mechanism respectively.
Preferably, each moving mechanism comprises a supporting plate, a sliding block, a first motor and a first gear; each supporting plate is horizontally arranged, a plurality of sliding blocks are horizontally and fixedly arranged in a rectangular mode in the middle of the lower surface of each supporting plate, each sliding block is matched with the corresponding sliding rail, and the distance between every two adjacent sliding blocks corresponds to the distance between every two corresponding sliding rails; each supporting plate is respectively sleeved on the corresponding two slide rails through a sliding block and respectively horizontally reciprocates on the corresponding two slide rails through the sliding block; first motors are respectively and vertically arranged at four right angles of the upper surface of the supporting plate, and the output end of each first motor respectively vertically extends downwards to the lower surface of the supporting plate and is meshed with the corresponding rack through a first gear; the lower end of each first side plate is vertically and fixedly arranged at a position corresponding to the upper surface of the corresponding support plate, and the lower end of each first side plate is arranged without interfering with the corresponding first motor; each first gear is arranged in a manner of not interfering with the corresponding sliding block, and each supporting plate horizontally reciprocates on the corresponding two sliding rails through the meshing fit of the first gear and the rack and drives the corresponding roller to horizontally move towards the port side or the starboard side of the ship respectively.
Preferably, the cable and the pressure plate are further included; one end of each cable penetrates through the outer side face corresponding to the second side plate respectively and is fixedly pressed with the corresponding second side plate through a pressing plate; the other end of each cable is wound on a corresponding roller, and the rollers rotate around corresponding main shafts under the driving of the driving mechanism and respectively wind the cables.
Preferably, each driving mechanism comprises a connecting plate, a servo motor, a motor fixing frame, a main gear and a driven gear; each connecting plate is of a cylindrical structure matched with the corresponding second side plate, and the cross section of each connecting plate is T-shaped; each connecting plate is coaxially sleeved on the corresponding main shaft, and the bottom of each connecting plate is fixedly connected with the outer side face of the corresponding second side plate in a threaded manner; a driven gear is fixedly sleeved and connected with the top of each connecting plate coaxially, an L-shaped motor fixing frame is vertically arranged under each driven gear, each motor fixing frame is arranged between two corresponding adjacent first side plates, the horizontal edge of each motor fixing frame is fixedly connected with the upper surface of the corresponding supporting plate, the vertical edge of each motor fixing frame is arranged on one side close to the corresponding second side plate, a servo motor is horizontally arranged in each motor fixing frame, each servo motor is fixedly connected with the inner side surface of the vertical edge of the corresponding motor fixing frame in a threaded manner, the output end of each servo motor horizontally extends out of the outer side surface of the vertical edge of the corresponding motor fixing frame, and the output end of each servo motor is connected with the corresponding driven gear in a meshed manner through a main gear; under the drive of the servo motor, the roller rotates around the corresponding main shaft through the meshing fit of the main gear and the driven gear to wind the cable.
Preferably, the device also comprises a supporting block; and supporting blocks are arranged under each servo motor, are arranged between the corresponding servo motor and the horizontal edge of the motor fixing frame and respectively support and fix the corresponding servo motors.
Preferably, the device further comprises a first shaft sleeve and a second shaft sleeve; second shaft sleeves are further attached between the rightmost second side plate and the corresponding first side plate, and each second shaft sleeve is sleeved on the corresponding main shaft coaxially and performs horizontal limiting on the corresponding roller; and a first shaft sleeve is also attached between each connecting plate and the corresponding first side plate, and each first shaft sleeve is sleeved on the corresponding main shaft coaxially and is used for limiting the corresponding roller horizontally.
Preferably, a plurality of pressing mechanisms are further vertically arranged at intervals from left to right under each roller, and each pressing mechanism is arranged between two corresponding second side plates; the fixed end of each material pressing mechanism is fixedly connected with the corresponding position of the upper surface of the corresponding supporting plate, the pressing end of each material pressing mechanism is arranged towards the outer circumferential surface of the corresponding roller, and cables are pressed and wound on the corresponding rollers.
Preferably, each material pressing mechanism comprises a cylinder, a material pressing claw and a material pressing roller; a plurality of air cylinders are also vertically arranged under each roller from left to right at intervals in sequence, the fixed end of each air cylinder is fixedly connected with the corresponding position of the upper surface of the corresponding supporting plate, and the movable end of each air cylinder is arranged towards the direction corresponding to the outer circumferential surface of each roller and is vertically and fixedly connected with the corresponding pressing claw; each material pressing claw is of a vertically arranged triangular structure, one side of each material pressing claw, which is far away from the drum, is fixedly connected with the movable end of the corresponding air cylinder, the two sides of each material pressing claw, which are close to the drum, are arranged in the same vertical plane in a front-back mode, and are respectively sleeved with a material pressing roller in a coaxial rotating mode, and the cables are tightly pressed and wound on the corresponding drums through the material pressing rollers; each nip roll is matched with the corresponding roller and does not interfere with the rotation of the corresponding roller.
The invention has the beneficial effects that:
(1) according to the invention, the high-voltage shore power cable drums are arranged on the port side and the starboard side of the ship, so that the port and the starboard can be flexibly arranged when the ship stops at a wharf, the connection is convenient, and the operation is safe;
(2) according to the invention, the moving mechanism is arranged, and when the connection state is not needed, the first motor drives the high-voltage shore power cable drum to move towards the middle of the ship, so that workers can carry out carrying operation on an upper deck conveniently;
(3) according to the invention, the material pressing mechanism is arranged, so that the cables can be orderly and tightly wound on the corresponding rollers, the messy phenomenon is avoided, the connection is convenient, and the operation is safe;
(4) the invention reduces the occupied area, thereby increasing the boxing rate.
Drawings
In order to more clearly illustrate the technical solutions in the embodiments of the present invention, the drawings needed to be used in the embodiments are briefly described below, and it is obvious that the drawings in the following description are only some embodiments described in the present invention, and it is obvious for those skilled in the art that other drawings can be obtained according to these drawings without creative efforts.
Fig. 1 is a schematic structural diagram of a high-voltage ship shore power system.
Fig. 2 is a schematic structural diagram of the high-voltage shore power cable reel in fig. 1.
Fig. 3 is a view a-a of fig. 2.
Fig. 4 is a view B-B of fig. 2.
Fig. 5 is a schematic structural diagram of the moving mechanism in fig. 4.
Fig. 6 is a schematic structural view of the pressing mechanism in fig. 2.
Fig. 7 is a system schematic diagram of a high-voltage ship shore power system of the invention.
Wherein, 1-ship; 2-A deck; 3-upper deck; 4-high voltage shore power cable drum; 5-high voltage shore power connection screen; 6-high voltage distribution panel; 7-a pressing mechanism; 8-a support plate; 9-a slide rail; 10-a first electric machine; 11-a slide block; 12-a first gear; 13-a rack; 14-a rack mount; 15-a first side panel; 16-a main shaft; 17-a roller; 18-a second side plate; 19-a connecting plate; 20-main gear; 21-a slave gear; 22-a servo motor; 23-motor fixing frame; 24-a support block; 25-a first sleeve; 26-a connecting sleeve; 27-a second bushing; 28-a cable; 29-a platen; 71-a cylinder; 72-a pressing claw; 73-nip rolls.
Detailed Description
The technical solution of the present invention will be clearly and completely described by the following detailed description.
The invention discloses a high-voltage ship shore power system, which comprises a ship 1, a high-voltage shore power cable drum 4, a junction box, a high-voltage shore power connection screen 5 and a high-voltage distribution screen 6, wherein the ship is connected with the high-voltage shore power cable drum; the ship 1 in the invention is a container ship with the largest container loading amount in China manufactured by Naantong, China and Yuanhai Kawasaki ship engineering Limited company, the total length of the ship is 400 meters, the model width is 58.6 meters, the container loading amount reaches 20000 standard boxes, a high-voltage shore power system is adopted, the ship 1 is accessed by high voltage, namely, the output power system is AC6.6kV/60hZ, and the ship is suitable for shore power connection of large ports in the world at present; the ship 1 adopts a high-voltage shore power system and a high-voltage access ship 1, and the specific structure is as shown in fig. 1 and 7, and a high-voltage distribution panel 6 is arranged in a cabin of the ship 1 close to a board side; the high-voltage shore power connection screen 5 is positioned in a closed space at the upper part of the high-voltage distribution screen 6, is arranged on the upper deck 3 of the ship 1 and is electrically connected with the high-voltage distribution screen 6; high-voltage shore power cable drums 4 are respectively arranged on decks 2A on two sides of a chimney of the ship, and a junction box is respectively arranged on one side of each high-voltage shore power cable drum 4; each junction box is electrically connected with the corresponding shore-based high-voltage power supply, and the high-voltage shore power connection screen 5 is electrically connected with each junction box; each junction box is electrically connected with the corresponding high-voltage shore power cable reel 4, and each high-voltage shore power cable reel 4 horizontally moves towards the port side or the starboard side of the ship 1 and is subjected to port side connection or starboard side connection through the rolling cable 28; the high-voltage shore power cable drums 4 are arranged in open spaces on decks 2A on two sides of the chimney, and one of the high-voltage shore power cable drums is located right above the high-voltage shore power connection screen 5, so that cable connection is shortest. The output power of the invention is AC6.6kV/60 hZ. According to the invention, the high-voltage shore power cable drums 4 are arranged on the port side and the starboard side of the ship 1, so that the port and the starboard sides can be flexibly arranged when the ship 1 stops at a wharf, the connection is convenient, and the operation is safe.
Each high-voltage shore power cable reel 4 comprises a moving mechanism, a first side plate 15, a main shaft 16, a roller 17, a second side plate 18, a connecting sleeve 26 and a driving mechanism; as shown in fig. 1 and 2, moving mechanisms are respectively horizontally arranged on decks 2 a on two sides a of a chimney of a ship 1, fixed ends of the moving mechanisms are respectively fixedly connected with corresponding positions of the decks 2 a of the ship 1, and moving ends of the moving mechanisms respectively horizontally move towards a port side or a starboard side of the ship; the moving end of each moving mechanism is also provided with first side plates 15 which are bilaterally symmetrical, vertically arranged in parallel and spaced, and a main shaft 16 is horizontally and vertically screwed at the upper position between every two adjacent first side plates 15; each main shaft 16 is also provided with two rollers 17 which are sleeved with the same axle center at intervals along the axial direction, each roller 17 rotates around the corresponding main shaft 16, two ends of each roller are also provided with circular second cover plates which are attached with the same axle center respectively, the outer diameter of each second cover plate is larger than that of the corresponding roller 17, the second cover plates are welded and fixed with the corresponding rollers 17 respectively, and are sleeved on the corresponding main shafts 16 with the same axle center respectively and rotate around the corresponding main shafts 16 along with the rollers 17; connecting sleeves 26 are coaxially arranged between the two second side plates 18 in the middle respectively, each connecting sleeve 26 is coaxially sleeved on the corresponding main shaft 16, two ends of each connecting sleeve are welded and fixed with the corresponding second side plate 18 respectively, and the two corresponding rollers 17 are connected into a whole respectively; and the outer side of the leftmost second side plate 18 is also respectively provided with a driving mechanism, the fixed end of each driving mechanism is respectively fixedly arranged on the moving end of the corresponding moving mechanism, and the driving end of each driving mechanism is respectively in linkage connection with the leftmost second side plate 18 and respectively drives the corresponding two rollers 17 to synchronously rotate on the corresponding main shaft 16.
As shown in fig. 1 to 5, two sliding rails 9 are further respectively arranged on the deck a 2 on both sides of the chimney of the ship 1, and every two adjacent sliding rails 9 are arranged in front of and behind, are respectively and horizontally and fixedly arranged on the deck a 2 of the ship 1, and respectively extend horizontally towards the port side or the starboard side of the ship 1; each moving mechanism is horizontally sleeved on the corresponding two sliding rails 9, and the lower end of each moving mechanism is horizontally and slidably connected with the corresponding two sliding rails 9; racks 13 are respectively horizontally arranged on the outer side of each sliding rail 9 at intervals in parallel, each rack 13 is respectively horizontally arranged towards the port side or the starboard side of the ship 1, and the tooth surfaces of the racks are horizontally arranged towards the direction corresponding to the sliding rails 9; a rack mounting seat 14 is respectively and fixedly arranged on the lower surface of each rack 13, and each rack 13 is respectively and fixedly arranged at a corresponding position of the deck A2 of the ship 1 through the corresponding rack mounting seat 14; wherein, both ends are still vertical laminating respectively and are equipped with the limiting plate about each rack 13, and each limiting plate is fixed respectively in the A deck 2's of boats and ships 1 corresponding position to carry out spacingly to the horizontal motion that corresponds moving mechanism respectively.
Each moving mechanism comprises a supporting plate 8, a sliding block 11, a first motor 10 and a first gear 12; as shown in fig. 1 to 5, each support plate 8 is horizontally arranged, a plurality of sliding blocks 11 are respectively and horizontally fixed in a rectangular shape at the middle position of the lower surface of the support plate, each sliding block 11 is matched with a corresponding sliding rail 9, and the distance between two adjacent sliding blocks 11 in front and back corresponds to the distance between two corresponding sliding rails 9; each supporting plate 8 is respectively sleeved on the corresponding two slide rails 9 through a slide block 11 and respectively horizontally reciprocates on the corresponding two slide rails 9 through the slide block 11; the four right angles of the upper surface of the supporting plate 8 are respectively and vertically provided with a first motor 10, and the output end of each first motor 10 vertically extends downwards to the lower surface of the supporting plate 8 and is meshed with a corresponding rack 13 through a first gear 12; the lower end of each first side plate 15 is vertically and fixedly arranged at a position corresponding to the upper surface of the corresponding support plate 8, and is not interfered with the corresponding first motor 10; each first gear 12 is arranged to be not interfered with the corresponding slider 11. According to the invention, through the meshing fit of the first gear 12 and the rack 13, each support plate 8 respectively makes horizontal reciprocating motion on the corresponding two slide rails 9, and respectively drives the corresponding roller 17 to horizontally move towards the port side or the starboard side of the ship 1.
As shown in fig. 1 and 2, one end of each cable 28 passes through the outer side surface of the corresponding second side plate 18 and is pressed and fixed with the corresponding second side plate 18 by a pressing plate 29; the other end of each cable 28 is wound on the corresponding roller 17, and the rollers 17 rotate around the corresponding main shafts 16 under the driving of the driving mechanism, and respectively wind the cables 28. The remaining cable 28 on the high voltage shore power cable reel 4 according to the present invention shall comprise 2 (manual mode) or 3 (automatic mode) reels of cable 28. The cable 28 on the high-voltage shore power cable reel 4 is reserved for 3 circles, namely, the dead circle of the high-voltage shore power cable reel 4 is 3 circles, the third circle can be wound and unwound in a manual mode, the total length of the 3 circles of the cable 28 is about 12 meters, the dead circle of the 12 meters of the cable 28 cannot be discharged and must be reserved on the reel, when the current-carrying capacity of the cable 28 is considered, a coefficient is reserved for the maximum allowable current-carrying flow of the cable 28, even if the cable 28 is wound on a disc, the heat productivity of the cable 28 is within an allowable range, and the cable 28 does not need to be worried about overheating or eddy current phenomena.
Each driving mechanism comprises a connecting plate 19, a servo motor 22, a motor fixing frame 23, a main gear 20 and a driven gear 21; as shown in fig. 1 and 2, each connecting plate 19 is a cylinder structure matched with the corresponding second side plate 18, and the cross section of the connecting plate is T-shaped; each connecting plate 19 is coaxially sleeved on the corresponding main shaft 16, and the bottom of each connecting plate is fixedly connected with the outer side surface of the corresponding second side plate 18 in a threaded manner; a driven gear 21 is fixedly sleeved and coaxially at the top of each connecting plate 19, an L-shaped motor fixing frame 23 is vertically arranged under each driven gear 21, each motor fixing frame 23 is arranged between two corresponding adjacent first side plates 15, the horizontal edge of each motor fixing frame 23 is fixedly connected with the upper surface of the corresponding supporting plate 8, the vertical edge of each motor fixing frame 23 is arranged on one side close to the corresponding second side plate 18, a servo motor 22 is horizontally arranged in each motor fixing frame, each servo motor 22 is fixedly connected with the inner side surface of the vertical edge of the corresponding motor fixing frame 23 in a threaded manner, the output end of each servo motor 22 horizontally extends out of the outer side surface of the vertical edge of the corresponding motor fixing frame 23, and the output end of each servo motor 22 is connected with the corresponding driven gear 21 in a meshed manner through a main gear 20; wherein, a supporting block 24 is arranged under each servo motor 22, each supporting block 24 is arranged between the corresponding servo motor 22 and the horizontal edge of the motor fixing frame 23, and supports and fixes the corresponding servo motor 22. Under the drive of the servo motor 22, the roller 17 rotates around the corresponding main shaft 16 through the meshing fit of the main gear 20 and the auxiliary gear 21, and the cable 28 is wound.
As shown in fig. 1 and 2, a second shaft sleeve 27 is further fitted between the rightmost second side plate 18 and the corresponding first side plate 15, each second shaft sleeve 27 is coaxially sleeved on the corresponding spindle 16, and performs horizontal position limitation on the corresponding drum 17; a first shaft sleeve 25 is further attached between each connecting plate 19 and the corresponding first side plate 15, and each first shaft sleeve 25 is coaxially sleeved on the corresponding main shaft 16 and horizontally limits the corresponding roller 17.
According to the invention, a plurality of pressing mechanisms 7 are sequentially and vertically arranged under each roller 17 from left to right at intervals, and each pressing mechanism 7 is arranged between two corresponding second side plates 18; the fixed end of each material pressing mechanism 7 is fixedly connected with the corresponding position of the upper surface of the corresponding support plate 8, the pressing end of each material pressing mechanism is arranged towards the outer circumferential surface of the corresponding roller 17, and the cables 28 are pressed and wound on the corresponding rollers 17; each of the pressing mechanisms 7 includes a cylinder 71, a pressing claw 72, and a pressing roller 73; as shown in fig. 1 to 6, a plurality of air cylinders 71 are further vertically arranged from left to right under each roller 17 at intervals in sequence, a fixed end of each air cylinder 71 is fixedly connected with a corresponding position of the upper surface of the corresponding support plate 8, and a movable end of each air cylinder 71 is arranged towards the outer circumferential surface of the corresponding roller 17 and is vertically and fixedly connected with the corresponding material pressing claw 72; each pressing claw 72 is of a vertically arranged triangular structure, one side of each pressing claw 72, which is far away from the roller 17, is fixedly connected with the movable end of the corresponding cylinder 71, two sides of each pressing claw 72, which are close to the roller 17, are arranged in the same vertical plane in a front-back mode, and are respectively sleeved with a pressing roller 73 in a coaxial rotating mode, and the cables 28 are tightly pressed and wound on the corresponding roller 17 through the pressing rollers 73; each of the nip rolls 73 is matched with the corresponding cylinder 17, and does not interfere with the rotation of the corresponding cylinder 17. According to the invention, the material pressing mechanism 7 is arranged, so that the cables 28 can be orderly and tightly wound on the corresponding rollers 17, the messy phenomenon is avoided, the connection is convenient, and the operation is safe.
The invention has the beneficial effects that:
(1) according to the invention, the high-voltage shore power cable drums 4 are arranged on the port side and the starboard side of the ship 1, so that the port and the starboard sides can be flexibly arranged when the ship 1 stops at a wharf, the connection is convenient, and the operation is safe;
(2) according to the invention, by arranging the moving mechanism, when the connection state is not needed, the first motor drives the high-voltage shore power cable drum 4 to move towards the direction in the ship, so that the carrying operation of workers on the upper deck 3 is facilitated;
(3) according to the invention, the material pressing mechanism 7 is arranged, so that the cables 28 can be orderly and tightly wound on the corresponding rollers 17, the messy phenomenon is avoided, the connection is convenient, and the operation is safe;
(4) the invention reduces the occupied area, thereby increasing the boxing rate.
The above-mentioned embodiments are merely descriptions of the preferred embodiments of the present invention, and do not limit the concept and scope of the present invention, and various modifications and improvements made to the technical solutions of the present invention by those skilled in the art should fall into the protection scope of the present invention without departing from the design concept of the present invention, and the technical contents of the present invention as claimed are all described in the technical claims.
Claims (10)
1. A high-voltage ship shore power system is characterized in that: the high-voltage shore power cable winding drum is connected with a high-voltage shore power connection screen; a high-voltage distribution panel is arranged in the ship engine room close to the side; the high-voltage shore power connection screen is positioned in a closed space at the upper part of the high-voltage distribution screen and is electrically connected with the high-voltage distribution screen; the high-voltage shore power cable drums are arranged in two, one is close to the deck open space at the upper part of the high-voltage shore power connection screen, and the other is arranged at the corresponding position of the other side and is respectively electrically connected with the high-voltage shore power connection screen; and each high-voltage shore power cable winding drum horizontally moves towards the port side or the starboard side of the ship respectively, and performs port side connection or starboard side connection through a winding cable respectively.
2. The high-voltage marine shore power system of claim 1, wherein: each high-voltage shore power cable winding drum comprises a moving mechanism, a first side plate, a main shaft, a roller, a second side plate, a connecting sleeve and a driving mechanism; moving mechanisms are respectively and horizontally arranged on decks A on two sides of a chimney of the ship, the fixed end of each moving mechanism is respectively and fixedly connected with the corresponding position of the deck A of the ship, and the moving end of each moving mechanism horizontally moves towards the port side or the starboard side of the ship; first side plates are also arranged at the moving end of each moving mechanism in a bilaterally symmetrical, vertical and parallel manner at intervals, and a main shaft is horizontally and vertically screwed at the upper position between every two adjacent first side plates; two rollers are further sleeved on each main shaft along the axial direction of the main shaft at intervals with the same axis, each roller rotates around the corresponding main shaft respectively, round second cover plates are further arranged at two ends of each main shaft in a coaxial fit mode respectively, the outer diameter of each second cover plate is larger than that of the corresponding roller, the second cover plates are welded and fixed with the corresponding rollers respectively, and the second cover plates are sleeved on the corresponding main shafts with the same axis respectively and rotate around the corresponding main shafts along with the rollers; connecting sleeves are coaxially arranged between the two second side plates in the middle respectively, each connecting sleeve is coaxially sleeved on the corresponding main shaft, two ends of each connecting sleeve are welded and fixed with the corresponding second side plate respectively, and the two corresponding rollers are connected into a whole respectively; and the outer side of the leftmost second side plate is also respectively provided with a driving mechanism, the fixed end of each driving mechanism is respectively fixedly arranged on the moving end corresponding to the moving mechanism, and the driving end of each driving mechanism is respectively linked with the leftmost second side plate and respectively drives the corresponding two rollers to synchronously rotate on the corresponding main shaft.
3. A high voltage marine shore power system, according to claim 2, wherein: the rack mounting seat is arranged on the rack mounting plate; two sliding rails are respectively arranged on the deck A at two sides of the chimney of the ship, every two adjacent sliding rails are arranged in front and at the back, are respectively and horizontally fixedly arranged on the deck A of the ship and horizontally extend towards the port side or the starboard side of the ship respectively; each moving mechanism is horizontally sleeved on the corresponding two sliding rails, and the lower end of each moving mechanism is horizontally and slidably connected with the corresponding two sliding rails; racks are respectively arranged on the outer side of each sliding rail in a horizontal parallel mode at intervals, each rack is respectively arranged towards the port side or the starboard side of the ship in a horizontal mode, and the tooth surfaces of the racks are horizontally arranged towards the direction corresponding to the sliding rails; the lower surface of each rack is also fixedly provided with a rack mounting seat, and each rack is fixedly mounted at a corresponding position of a deck A of the ship through a corresponding rack mounting seat; and limiting plates are vertically attached to the left end and the right end of each rack respectively, and each limiting plate is fixed at the corresponding position of the deck A of the ship and limits the horizontal motion of the corresponding moving mechanism respectively.
4. A high voltage marine shore power system, according to claim 3, wherein: each moving mechanism comprises a supporting plate, a sliding block, a first motor and a first gear; each supporting plate is horizontally arranged, a plurality of sliding blocks are horizontally and fixedly arranged in a rectangular mode in the middle of the lower surface of each supporting plate, each sliding block is matched with the corresponding sliding rail, and the distance between every two adjacent sliding blocks corresponds to the distance between every two corresponding sliding rails; each supporting plate is respectively sleeved on the corresponding two slide rails through a sliding block and respectively horizontally reciprocates on the corresponding two slide rails through the sliding block; first motors are respectively and vertically arranged at four right angles of the upper surface of the supporting plate, and the output end of each first motor respectively vertically extends downwards to the lower surface of the supporting plate and is meshed with the corresponding rack through a first gear; the lower end of each first side plate is vertically and fixedly arranged at a position corresponding to the upper surface of the corresponding support plate, and the lower end of each first side plate is arranged without interfering with the corresponding first motor; each first gear is arranged in a manner of not interfering with the corresponding sliding block, and each supporting plate horizontally reciprocates on the corresponding two sliding rails through the meshing fit of the first gear and the rack and drives the corresponding roller to horizontally move towards the port side or the starboard side of the ship respectively.
5. A high voltage marine shore power system, according to claim 2, wherein: the cable and the pressing plate are also included; one end of each cable penetrates through the outer side face corresponding to the second side plate respectively and is fixedly pressed with the corresponding second side plate through a pressing plate; the other end of each cable is wound on a corresponding roller, and the rollers rotate around corresponding main shafts under the driving of the driving mechanism and respectively wind the cables.
6. A high voltage marine shore power system, according to claim 3, wherein: each driving mechanism comprises a connecting plate, a servo motor, a motor fixing frame, a main gear and a driven gear; each connecting plate is of a cylindrical structure matched with the corresponding second side plate, and the cross section of each connecting plate is T-shaped; each connecting plate is coaxially sleeved on the corresponding main shaft, and the bottom of each connecting plate is fixedly connected with the outer side face of the corresponding second side plate in a threaded manner; a driven gear is fixedly sleeved and connected with the top of each connecting plate coaxially, an L-shaped motor fixing frame is vertically arranged under each driven gear, each motor fixing frame is arranged between two corresponding adjacent first side plates, the horizontal edge of each motor fixing frame is fixedly connected with the upper surface of the corresponding supporting plate, the vertical edge of each motor fixing frame is arranged on one side close to the corresponding second side plate, a servo motor is horizontally arranged in each motor fixing frame, each servo motor is fixedly connected with the inner side surface of the vertical edge of the corresponding motor fixing frame in a threaded manner, the output end of each servo motor horizontally extends out of the outer side surface of the vertical edge of the corresponding motor fixing frame, and the output end of each servo motor is connected with the corresponding driven gear in a meshed manner through a main gear; under the drive of the servo motor, the roller rotates around the corresponding main shaft through the meshing fit of the main gear and the driven gear to wind the cable.
7. The high-voltage marine shore power system of claim 6, wherein: the device also comprises a supporting block; and supporting blocks are arranged under each servo motor, are arranged between the corresponding servo motor and the horizontal edge of the motor fixing frame and respectively support and fix the corresponding servo motors.
8. The high-voltage marine shore power system of claim 6, wherein: the first shaft sleeve and the second shaft sleeve are further included; second shaft sleeves are further attached between the rightmost second side plate and the corresponding first side plate, and each second shaft sleeve is sleeved on the corresponding main shaft coaxially and performs horizontal limiting on the corresponding roller; and a first shaft sleeve is also attached between each connecting plate and the corresponding first side plate, and each first shaft sleeve is sleeved on the corresponding main shaft coaxially and is used for limiting the corresponding roller horizontally.
9. A high voltage marine shore power system, according to claim 3, wherein: a plurality of pressing mechanisms are sequentially and vertically arranged under each roller from left to right at intervals, and each pressing mechanism is arranged between two corresponding second side plates; the fixed end of each material pressing mechanism is fixedly connected with the corresponding position of the upper surface of the corresponding supporting plate, the pressing end of each material pressing mechanism is arranged towards the outer circumferential surface of the corresponding roller, and cables are pressed and wound on the corresponding rollers.
10. The high-voltage marine shore power system of claim 9, wherein: each material pressing mechanism comprises a cylinder, a material pressing claw and a material pressing roller; a plurality of air cylinders are also vertically arranged under each roller from left to right at intervals in sequence, the fixed end of each air cylinder is fixedly connected with the corresponding position of the upper surface of the corresponding supporting plate, and the movable end of each air cylinder is arranged towards the direction corresponding to the outer circumferential surface of each roller and is vertically and fixedly connected with the corresponding pressing claw; each material pressing claw is of a vertically arranged triangular structure, one side of each material pressing claw, which is far away from the drum, is fixedly connected with the movable end of the corresponding air cylinder, the two sides of each material pressing claw, which are close to the drum, are arranged in the same vertical plane in a front-back mode, and are respectively sleeved with a material pressing roller in a coaxial rotating mode, and the cables are tightly pressed and wound on the corresponding drums through the material pressing rollers; each nip roll is matched with the corresponding roller and does not interfere with the rotation of the corresponding roller.
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| CN212668863U (en) * | 2020-06-16 | 2021-03-09 | 神华北电胜利能源有限公司 | Guiding mechanism and electric shovel incoming line cable winding and unwinding device |
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| CN205739793U (en) * | 2016-07-04 | 2016-11-30 | 常熟市中源电力设备有限公司 | The boats and ships cable hank structure connecing bank cable reel |
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