CN113594930B

CN113594930B - Anti-shaking medium-voltage active filter cabinet for ship

Info

Publication number: CN113594930B
Application number: CN202111147038.8A
Authority: CN
Inventors: 王霞; 马驰; 王晗; 孔晓宇; 傅滨; 杨治芹; 邢成静
Original assignee: Shandong Haisheng Ocean Engineering Group Co ltd; Shengli Oilfield Offshore Electric Co ltd
Current assignee: Shandong Haisheng Ocean Engineering Group Co ltd; Shengli Oilfield Offshore Electric Co ltd
Priority date: 2021-09-29
Filing date: 2021-09-29
Publication date: 2022-01-11
Anticipated expiration: 2041-09-29
Also published as: CN113594930A

Abstract

The invention discloses a marine anti-shaking medium-voltage active filter cabinet, which relates to the technical field of marine electrical equipment and comprises a box body, a filter cabinet and a tray, wherein a vertical rod is fixed on the inner wall of the bottom of the box body, a fixing plate is fixed at the top end of the vertical rod, a placing assembly is fixed on the outer wall of the top of the tray, a counteracting mechanism is arranged on the outer wall of the vertical rod and comprises a sliding rod and a fixing block, the sliding rod is inserted into the outer wall of the fixing block, the fixing block is fixed on the outer wall of the vertical rod, and a connecting mechanism is arranged at the top of the fixing plate. According to the invention, water is injected into the water tank through the water inlet pipe, and the injected water amount is about 80% of the capacity of the inner wall of the water tank, so that the water tank is prevented from being filled with water, the water tank can sharply shake according to the bumping when encountering the bumpy sea condition, the shaking is generated through the ball head structure at the top end of the support rod, the action amplitude is more accurate when leveling, the timely and rapid angle adjustment is generated according to the shaking of the ship body, and the shaking of the ship body is effectively eliminated.

Description

Anti-shaking medium-voltage active filter cabinet for ship

Technical Field

The invention relates to the technical field of marine electrical equipment, in particular to a marine anti-shaking medium-voltage active filter cabinet.

Background

The function of filtering cabinet is when suppressing higher harmonic compensation reactive power, and the mainly used electricity environment contains the harmonic. The filter cabinet can improve the current surge that the impact load arouses, reduces voltage fluctuation and suppresses voltage flicker, improves voltage stability, improves voltage quality, and the electrical equipment who is a practicality is used in a large number in the steamer of marine transport, and at the in-process of ship navigation, can drive the filter cabinet swing because of the swing of hull and make its internal circuit connect not hard up easily, influences the safe navigation of ship, takes place electronic component sensitivity reduction or the condition that is out of order even.

The invention patent with the patent publication number of CN110752520A in China for aiming at the phenomenon discloses a marine automatic anti-swing high-voltage switch cabinet, which comprises a box body, wherein the middle of the top of the box body is fixedly connected with the upper end of a first spherical universal joint, the lower end of the first spherical universal joint is fixedly connected with the upper end of a connecting rod, the lower end of the connecting rod is fixedly connected with the middle of the top side of a square heavy hammer, the front side, the rear side, the left side and the right side of the middle part of the box body are respectively provided with a rectangular through groove, inserting plates are respectively and movably installed in the rectangular through grooves, the inserting plates can only respectively slide inwards or outwards along the corresponding rectangular through grooves, the middle of the inner side of each inserting plate is respectively and fixedly connected with the outer end of a column body, and the spherical surface of the inner end of each column body is respectively in sliding contact fit with one side corresponding to the square heavy hammer. The invention has strong functionality and ingenious conception, and can preliminarily solve the problem that the filtering cabinet is driven to swing to a large extent when a ship swings through a simple and pure mechanical structure.

But still have following weak point when in actual use, the anti swing among the prior art sets up to offset of the cabinet body and only has four directions, and the rocking that the ship produced when advancing is gone on in a plurality of directions, and the offset reaction of four directions is accurate in time inadequately when rocking acutely, and the focus of the weight of setting keeps in the focus position, and the sensitivity when facing to rocking is not enough, leads to the angle error at level adjustment bigger for the filtering cabinet is still inevitable because the leveling takes place to rock.

Disclosure of Invention

The invention aims to provide a marine anti-shaking medium-voltage active filter cabinet, which aims to solve the technical problem that in the prior art, a boat shakes for a long time, but the kinetic energy of the shaking boat cannot be collected and utilized, so that the resource is wasted.

The invention provides a marine anti-shaking medium-voltage active filter cabinet, which comprises a box body, a filter cabinet, a tray and a movable platform, wherein the box body is placed at the bottom of the movable platform, the top surface of the box body is kept flush with the movable platform, a vertical rod is fixed on the inner wall of the bottom of the box body, a fixed plate is fixed at the top end of the vertical rod, a round-head rod is installed at the top of the fixed plate, the tray is arranged at the top end of the round-head rod, a placing component is fixed on the outer wall of the top of the tray, the filter cabinet is arranged on the inner wall of the placing component, a stay rod is fixed on the inner wall of the bottom of the box body, the top end of the stay rod is connected with a water tank through a ball head structure, a counteracting mechanism is arranged on the outer wall of the vertical rod, the counteracting mechanism comprises a slide rod and a fixed block, the slide rod is inserted into the outer wall of the fixed block, the slide rod is connected with the fixed block in a sliding manner, the outer wall of the vertical rod, the top of the sliding rod is fixed with a support, and the top of the fixing plate is provided with a connecting mechanism.

Furthermore, a water inlet pipe is arranged at the top of the water tank, clean water is injected into the water tank, and the volume of the clean water is eighty percent of the volume of the water tank.

Further, a strip-shaped hole is formed in the outer wall of the top of the tray, short shafts are fixed to the top ends of the outer walls of the two sides of the support, a sliding groove is formed in the inner wall of the strip-shaped hole, and the top end of the support is connected to the inner wall of the sliding groove in an inserting mode through the short shafts.

Further, the short shaft is rotatably connected with the inner wall of the sliding groove.

Furthermore, coupling mechanism includes the copper wire, the both ends of copper wire are connected respectively in the top of slide bar and the top outer wall of water tank, the line hole has been seted up at the top of fixed plate, the copper wire passes the line hole, the top outer wall of fixed plate is fixed with the fixed pulley, the copper wire is around connecing in the outer wall of fixed pulley.

Further, the placing component comprises a frame, the frame is fixed at the top of the tray, a fixing piece is fixed on one side of the frame, a baffle is connected to one side of the frame in a rotating mode, the top outer wall of the tray is connected with a clamping plate through hinges, a clamping block is fixed on the outer wall of one side of the clamping plate, clamping holes matched with the clamping block in size are formed in the outer walls of the two sides of the filter cabinet, and a spring is fixed on the outer wall of the top of the tray and the outer wall of one side of the clamping plate.

Furthermore, the number of the sliding rods, the steel wires, the brackets and the strip-shaped holes is sixteen.

Compared with the prior art, the invention has the beneficial effects that:

(1) the invention fills water into a water tank through a water inlet pipe in advance, the volume of the filled water is about 80 percent of the volume of the inner wall of the water tank, the water tank is prevented from being filled with water, the water tank can sharply shake according to the bumping under the bumpy sea condition, the shaking is generated through a ball head structure at the top end of a stay bar, when a ship body shakes under the sea condition, the water tank shakes together according to the ship body through the ball head structure, but the water in the water tank has the potential energy of restoring to the horizontal position under the action of gravity, the water tank can shake after being delayed under the inertia, the water tank inclines to the opposite side of the inclination of the ship body through the ball head structure according to the inclination direction of the ship body, the water tank is kept in the state parallel to the horizontal plane, a tray is kept in the horizontal position through the pulling of a steel wire, and the concrete realization steps are that a sliding rod at the side pushes a support upwards through the transmission of a fixed pulley, and the support slides along a sliding chute of the inner wall of a strip-shaped hole through a short shaft, and the minor axis rotates at the inner wall of spout for this side tray is by jack-up upwards, realizes the purpose with the leveling of filtering cabinet, and support and bar hole are provided with sixteen and are the circumference array setting, and the interval between the adjacent support is twenty-four degrees, and the copper wire all acts on the water tank, makes the action range when the leveling more accurate, produces timely quick angle modulation according to rocking of hull, effectively eliminates rocking of hull.

(2) The box body is placed at a position lower than the movable platform, so that the filter cabinet protrudes upwards when placed, the filter cabinet is pushed into the top of the tray and is abutted by the frame, then the baffle is put down to fix the filter cabinet, the clamping plate drives the clamping block to be buckled into the inner wall of the clamping hole under the action of the spring, the stability of the filter cabinet when placed is further improved, the positions of the frame and the clamping plate can be fixed at a specified position in advance, the gravity center of the filter cabinet is stable, the top surface of the tray is flush with the top of the box body when the wind is calm, the initial state of the filter cabinet is flush with the plane of the operation platform, and the filter cabinet is convenient to use.

Drawings

In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings used in the description of the embodiments or the prior art will be briefly described below, and it is obvious that the drawings in the following description are some embodiments of the present invention, and other drawings can be obtained by those skilled in the art without creative efforts.

FIG. 1 is a perspective view of the present embodiment;

FIG. 2 is a partially cut-away perspective view of the case of the present embodiment;

FIG. 3 is a perspective view of a portion of the present embodiment where the components are placed;

FIG. 4 is a perspective view of a water tank portion in the present embodiment;

FIG. 5 is a top perspective view of the fixing plate portion in the present embodiment;

FIG. 6 is a perspective view of a portion of the cancellation mechanism of this embodiment;

fig. 7 is a schematic structural diagram of the cancellation mechanism portion in this embodiment.

Reference numerals: 1. a box body; 2. a filtering cabinet; 3. a tray; 4. placing the component; 41. a frame; 42. a baffle plate; 43. a fixing member; 44. clamping a plate; 45. a clamping block; 5. a fixing plate; 51. a round head bar; 56. a wire hole; 6. a water tank; 61. a water inlet pipe; 62. a stay bar; 7. a vertical rod; 8. a cancellation mechanism; 81. a slide bar; 82. a fixed block; 83. a steel wire; 84. a support; 85. a minor axis; 86. a fixed pulley; 87. and (4) strip-shaped holes.

Detailed Description

The technical solutions of the present invention will be described clearly and completely with reference to the accompanying drawings, and it should be understood that the described embodiments are some, but not all embodiments of the present invention.

The components of embodiments of the present invention generally described and illustrated in the figures herein may be arranged and designed in a wide variety of different configurations. Thus, the following detailed description of the embodiments of the present invention, presented in the figures, is not intended to limit the scope of the invention, as claimed, but is merely representative of selected embodiments of the invention.

All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.

In the description of the present invention, it should be noted that the terms "center", "upper", "lower", "left", "right", "vertical", "horizontal", "inner", "outer", etc., indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, and are only for convenience of description and simplicity of description, but do not indicate or imply that the device or element being 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," "second," and "third" are used for descriptive purposes only and are not to be construed as indicating or implying relative importance.

In the description of the present invention, it should be noted that, unless otherwise explicitly specified or limited, the terms "mounted," "connected," and "connected" are to be construed broadly, e.g., as meaning either a fixed connection, a removable connection, or an integral connection; can be mechanically or electrically connected; they may be connected directly or indirectly through intervening media, or they may be interconnected between two elements. The specific meanings of the above terms in the present invention can be understood in specific cases to those skilled in the art.

Referring to fig. 1 to 7, an embodiment of the invention provides a marine anti-shaking medium-voltage active filter cabinet, which includes a cabinet 1, a filter cabinet 2, a tray 3 and a movable platform, wherein the cabinet 1 is placed at the bottom of the movable platform to keep the top surface of the cabinet 1 flush with the movable platform, a vertical rod 7 is fixed on the inner wall of the bottom of the cabinet 1, a fixed plate 5 is fixed on the top end of the vertical rod 7, a round-head rod 51 is installed on the top of the fixed plate 5, the tray 3 is arranged at the top end of the round-head rod 51, a placing component 4 is fixed on the outer wall of the top of the tray 3, the filter cabinet 2 is arranged on the inner wall of the placing component 4, a stay rod 62 is fixed on the inner wall of the bottom of the cabinet 1, the top end of the stay rod 62 is connected with a water tank 6 through a ball head structure, a counteracting mechanism 8 is arranged on the outer wall of the vertical rod 7, the counteracting mechanism 8 includes a slide rod 81 and a fixed block 82, the slide rod 81 is inserted into the outer wall of the fixed block 82, and slide bar 81 and fixed block 82 sliding connection, fixed block 82 is fixed in the outer wall of montant 7, and the top of slide bar 81 is fixed with support 84, and the top of fixed plate 5 is provided with coupling mechanism, places subassembly 4 and is used for the fixed to filter cabinet 2, offsets mechanism 8 and is used for the leveling filter cabinet 2 when the hull rocks, and coupling mechanism realizes the effective conduction to power when rocking.

Specifically, clear water is filled in the water tank 6, the volume of the clear water is eighty percent of the volume of the water tank 6, and the arrangement mode of preventing the water from being filled with the clear water is adopted, so that the water tank 6 can shake sharply according to jolts when encountering jolt sea conditions.

Specifically, bar hole 87 has been seted up to tray 3's top outer wall, the both sides outer wall top of support 84 is fixed with minor axis 85, the spout has been seted up to bar hole 87's inner wall, the inner wall in the spout is pegged graft through minor axis 85 on the support 84 top, when slide bar 81 promoted support 84 upwards, support 84 slides to the circumference border direction of tray 3 through the spout of minor axis 85 along bar hole 87 inner wall, tray 3 one side to this incline is upwards promoted this moment, through this kind of mode, the effect of the 2 leveling of filter cabinet to this side slope when realizing rocking, the while is gone on along with shaking continuously, slide bar 81 and the support 84 of different positions produce the upper and lower slip of different distances, can make tray 3 drive filter cabinet 2 and keep basically in the horizontally position, reduce the production of rocking.

Specifically, the short shaft 85 is rotatably connected with the inner wall of the chute, and the rotation connection mode enables the short shaft 85 to rotate on the inner wall of the chute, reduces the resistance when the short shaft 85 slides, is beneficial to the continuous and stable operation of the leveling process,

specifically, the connecting mechanism includes a steel wire 83, two ends of the steel wire 83 are respectively connected to the top end of the sliding rod 81 and the outer wall of the top of the water tank 6, the top of the fixing plate 5 is provided with a wire hole 56, the steel wire 83 is arranged on the inner wall of the wire hole 56, a fixed pulley 86 is fixed on the outer wall of the top of the fixing plate 5, the steel wire 83 is wound on the outer wall of the fixed pulley 86, and the fixed pulley 86 guides the direction of the steel wire 83.

Specifically, place subassembly 4 and include frame 41, frame 41 is fixed in the top of tray 3, one side of frame 41 is fixed with mounting 43, and one side of frame 41 rotates and is connected with baffle 42, there is cardboard 44 top outer wall of tray 3 through hinged joint, one side outer wall of cardboard 44 is fixed with fixture block 45, the card hole identical with fixture block 45 size is seted up to the both sides outer wall of filtering cabinet 2, the top outer wall of tray 3 and one side outer wall of cardboard 44 are fixed with the spring, the position of frame 41 and cardboard 44 can fix in advance at the assigned position, make the focus of filtering cabinet 2 stable, the top surface of tray 3 keeps flushing with the top of box 1 when the calm of wind, cardboard 44 inwards overturns under the effect of spring simultaneously makes fixture block 45 block card go into in the inner wall in card hole, further promote the reliability fixed to filtering cabinet 2.

Specifically, the number of the sliding rods 81, the steel wires 83, the brackets 84 and the strip-shaped holes 87 is multiple (and the number can be adjusted according to actual conditions, if the equipment is large enough, more devices can be arranged, so that the offsetting mechanism 8 can work more accurately), the sliding rods 81, the steel wires 83, the brackets 84 and the strip-shaped holes 87 are arranged in a circumferential array, and the interval between every two adjacent brackets 84 is twenty-four degrees, so that the action amplitude during leveling is more accurate, timely and rapid angle adjustment is generated according to the shaking of the ship body, and the shaking of the ship body is effectively eliminated;

the specific working method comprises the following steps: when in use, the box body 1 is fixed on the inner wall of the cabin, the box body 1 can be placed at a position lower than a movable platform (the movable platform is a standing plane of ship personnel, the box body 1 can be placed at the top opening of the movable platform to the bottom of the movable platform, so that the movable platform is flush with the top surface of the box body 1), the filter cabinet 2 is upwards protruded when placed, the filter cabinet 2 is pushed to the top of the tray 3, the filter cabinet 2 is supported by the frame 41, then the baffle plate 42 is put down to fix the filter cabinet 2, the clamping plate 44 drives the clamping block 45 to be buckled into the inner wall of the clamping hole under the action of the spring, the stability when the filter cabinet 2 is placed is further improved, the filter cabinet 2 can be further fixed with the tray 3 through bolts when necessary, the positions of the frame 41 and the clamping plate 44 can be fixed at specified positions in advance, so that the gravity center of the filter cabinet 2 is stable, the top surface of the tray 3 is flush with the top of the box body 1 when in calm, the water tank 6 is filled with water through the water inlet pipe 61 in advance, the filled water amount is about 80% of the inner wall capacity of the water tank 6, the water filling is avoided, the water tank 6 can be turned over sharply according to the jolt when encountering a jolt sea condition, the turning is generated through the ball head structure at the top end of the support rod 62, when the jolt occurs due to the change of the sea condition, all the structures rock together with the tank body 1 in a short time, however, the water in the water tank 6 has the potential energy of returning to the horizontal position under the action of gravity, the water tank 6 can rock after being delayed under the inertia, the water tank tilts towards the opposite side of the tilt of the ship body through the ball head structure according to the tilt direction of the ship body, at the moment, the water tank 6 is kept in a state parallel to the horizontal plane, the tray 3 is maintained at the horizontal position through the pulling of the steel wire 83, the concrete realization steps are that the slide rod 81 at the side is driven through the fixed pulley 86 to move upwards (and the slide rod 81 has a certain weight, when the wind is calm, the top of the water tank 6 can be kept parallel to the top of the box body 1), the sliding rod 81 pushes the bracket 84 to move upwards, the bracket 84 slides along the sliding groove on the inner wall of the strip-shaped hole 87 through the short shaft 85, the short shaft 85 rotates on the inner wall of the sliding groove when the sliding rod 81 slides upwards, the tray 3 on the side is jacked upwards, meanwhile, the other side of the water tank 6 inclines upwards, the steel wire 83 on the side is loosened, the bracket 84 drives the short shaft 85 to slide towards the circular direction close to the tray 3 along the sliding groove on the inner wall of the strip-shaped hole 87 under the action of the sliding rod 81 with certain weight, the steel wire 83 keeps stretched straight, the purpose of leveling the filter cabinet 2 is realized under the combined action of the plurality of the upwards-extending sliding rods 81 and the plurality of downwards-retracting sliding rods 81, the bracket 84 and the strip-shaped hole 87 are provided with sixteen and arranged in a circumferential array, the interval between the adjacent brackets 84 is twenty-fourteen degrees, so that the action amplitude during leveling is more accurate, according to rocking of hull and producing timely quick angle modulation, effectively eliminate rocking of hull, the copper wire 83 of different positions produces the change of not equidimension range when rocking simultaneously, as long as the copper wire 83 of sixteen different positions of the in-process of marcing keeps having wherein several changing always, and the copper wire 83 homoenergetic drives the gyro wheel rotation of fixed pulley 86 inner wall, and is functional strong, the modern design.

Finally, it should be noted that: the above embodiments are only used to illustrate the technical solution of the present invention, and not to limit the same; while the invention has been described in detail and with reference to the foregoing embodiments, it will be understood by those skilled in the art that: the technical solutions described in the foregoing embodiments may still be modified, or some or all of the technical features may be equivalently replaced; and the modifications or the substitutions do not make the essence of the corresponding technical solutions depart from the scope of the technical solutions of the embodiments of the present invention.

Claims

1. The utility model provides an anti middling pressure active filter cabinet that rocks of marine, includes box (1), filter cabinet (2), tray (3) and movable platform, its characterized in that: the box body (1) is placed at the bottom of the movable platform, the top surface of the box body (1) is kept flush with the movable platform, a vertical rod (7) is fixed on the inner wall of the bottom of the box body (1), a fixing plate (5) is fixed on the top end of the vertical rod (7), a round-head rod (51) is installed at the top of the fixing plate (5), the tray (3) is arranged at the top end of the round-head rod (51), a placing assembly (4) is fixed on the outer wall of the top of the tray (3), the filter cabinet (2) is arranged on the inner wall of the placing assembly (4), a support rod (62) is fixed on the inner wall of the bottom of the box body (1), the top end of the support rod (62) is connected with a water tank (6) through a ball head structure, an offsetting mechanism (8) is arranged on the outer wall of the vertical rod (7), the offsetting mechanism (8) comprises a sliding rod (81) and a fixing block (82), the sliding rod (81) is inserted into the outer wall of the fixing block (82), the sliding rod (81) is connected with the fixing block (82) in a sliding mode, the fixing block (82) is fixed to the outer wall of the vertical rod (7), a support (84) is fixed to the top end of the sliding rod (81), and a connecting mechanism is arranged at the top of the fixing plate (5); a strip-shaped hole (87) is formed in the outer wall of the top of the tray (3), short shafts (85) are fixed to the top ends of the outer walls of the two sides of the support (84), a sliding groove is formed in the inner wall of the strip-shaped hole (87), and the top end of the support (84) is inserted into the inner wall of the sliding groove through the short shaft (85); the connecting mechanism comprises a steel wire (83), two ends of the steel wire (83) are respectively connected to the top end of the sliding rod (81) and the outer wall of the top of the water tank (6), a wire hole (56) is formed in the top of the fixing plate (5), the steel wire (83) penetrates through the wire hole (56), a fixed pulley (86) is fixed on the outer wall of the top of the fixing plate (5), and the steel wire (83) is wound on the outer wall of the fixed pulley (86); the placing assembly (4) comprises a frame (41), the frame (41) is fixed to the top of the tray (3), a fixing piece (43) is fixed to one side of the frame (41), a baffle (42) is rotatably connected to one side of the frame (41), a clamping plate (44) is connected to the outer wall of the top of the tray (3) through a hinge, a clamping block (45) is fixed to the outer wall of one side of the clamping plate (44), clamping holes matched with the clamping block (45) in size are formed in the outer walls of the two sides of the filter cabinet (2), and springs are fixed to the outer wall of the top of the tray (3) and the outer wall of one side of the clamping plate (44); the number of the sliding rods (81), the steel wires (83), the brackets (84) and the strip-shaped holes (87) is sixteen.

2. The anti-shaking medium-voltage active filter cabinet for the ship according to claim 1, wherein: the top of water tank (6) is provided with inlet tube (61), interior pouring of water tank (6) has clear water, and the volume of clear water is eighty percent of water tank (6) volume.

3. The anti-shaking medium-voltage active filter cabinet for the ship according to claim 1, wherein: the short shaft (85) is rotatably connected with the inner wall of the sliding groove.