CN116254809B - Ship berthing hydraulic buffer mechanism for ocean platform - Google Patents
Ship berthing hydraulic buffer mechanism for ocean platform Download PDFInfo
- Publication number
- CN116254809B CN116254809B CN202310540997.9A CN202310540997A CN116254809B CN 116254809 B CN116254809 B CN 116254809B CN 202310540997 A CN202310540997 A CN 202310540997A CN 116254809 B CN116254809 B CN 116254809B
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- Prior art keywords
- block
- buffer
- fixedly connected
- groove
- sliding
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Classifications
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- E—FIXED CONSTRUCTIONS
- E02—HYDRAULIC ENGINEERING; FOUNDATIONS; SOIL SHIFTING
- E02B—HYDRAULIC ENGINEERING
- E02B3/00—Engineering works in connection with control or use of streams, rivers, coasts, or other marine sites; Sealings or joints for engineering works in general
- E02B3/20—Equipment for shipping on coasts, in harbours or on other fixed marine structures, e.g. bollards
- E02B3/26—Fenders
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
- F16F—SPRINGS; SHOCK-ABSORBERS; MEANS FOR DAMPING VIBRATION
- F16F15/00—Suppression of vibrations in systems; Means or arrangements for avoiding or reducing out-of-balance forces, e.g. due to motion
- F16F15/02—Suppression of vibrations of non-rotating, e.g. reciprocating systems; Suppression of vibrations of rotating systems by use of members not moving with the rotating systems
- F16F15/022—Suppression of vibrations of non-rotating, e.g. reciprocating systems; Suppression of vibrations of rotating systems by use of members not moving with the rotating systems using dampers and springs in combination
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
- F16F—SPRINGS; SHOCK-ABSORBERS; MEANS FOR DAMPING VIBRATION
- F16F15/00—Suppression of vibrations in systems; Means or arrangements for avoiding or reducing out-of-balance forces, e.g. due to motion
- F16F15/02—Suppression of vibrations of non-rotating, e.g. reciprocating systems; Suppression of vibrations of rotating systems by use of members not moving with the rotating systems
- F16F15/023—Suppression of vibrations of non-rotating, e.g. reciprocating systems; Suppression of vibrations of rotating systems by use of members not moving with the rotating systems using fluid means
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
- F16F—SPRINGS; SHOCK-ABSORBERS; MEANS FOR DAMPING VIBRATION
- F16F15/00—Suppression of vibrations in systems; Means or arrangements for avoiding or reducing out-of-balance forces, e.g. due to motion
- F16F15/02—Suppression of vibrations of non-rotating, e.g. reciprocating systems; Suppression of vibrations of rotating systems by use of members not moving with the rotating systems
- F16F15/04—Suppression of vibrations of non-rotating, e.g. reciprocating systems; Suppression of vibrations of rotating systems by use of members not moving with the rotating systems using elastic means
- F16F15/06—Suppression of vibrations of non-rotating, e.g. reciprocating systems; Suppression of vibrations of rotating systems by use of members not moving with the rotating systems using elastic means with metal springs
- F16F15/067—Suppression of vibrations of non-rotating, e.g. reciprocating systems; Suppression of vibrations of rotating systems by use of members not moving with the rotating systems using elastic means with metal springs using only wound springs
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- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02A—TECHNOLOGIES FOR ADAPTATION TO CLIMATE CHANGE
- Y02A30/00—Adapting or protecting infrastructure or their operation
- Y02A30/30—Adapting or protecting infrastructure or their operation in transportation, e.g. on roads, waterways or railways
Abstract
The invention belongs to the technical field of ship berthing machinery, in particular to a ship berthing hydraulic buffer mechanism for an ocean platform, which comprises a fixed disc, wherein the fixed disc is arranged on the fixed disc; the fixed discs are arranged in a plurality of groups; the fixed disc is connected with a group of bolts through threads; the middle part of the fixed disc is fixedly connected with a hydraulic tank; the hydraulic tank is filled with hydraulic oil, the inner wall of the hydraulic tank is connected with a pressing plate in a sliding manner, and a group of first through holes are formed in the pressing plate; the middle part of the top end of the pressing plate is fixedly connected with a pressing column, and the pressing column penetrates through the hydraulic box in a sealing manner and is fixedly connected with a fixing plate; the fixed plate is provided with a buffer block, and the section of the buffer block is arc-shaped; the fixed disc is provided with a group of first sliding grooves; the first sliding groove is connected with a first sliding block in a sliding way, and a buffer spring is arranged between the side wall of the first sliding groove and the first sliding block; the problem that the buffer force of the waste rubber products of the ship is too poor, the buffer force is close to zero due to long-time operation, and the buffer force of the ship body cannot be provided is solved.
Description
Technical Field
The invention belongs to the technical field of ship berthing machinery, and particularly relates to a ship berthing hydraulic buffer mechanism for an ocean platform.
Background
The ship is a generic name of various ships and is a transportation means for sailing or berthing in a water area to carry out transportation or operation, wherein the civil ship is a ship for various non-military purposes in the fields of transportation, ocean development, engineering operation, fishery production, harbor operation and the like, and the civil ship has become a main way of cargo transportation; when the ship is berthed at the port, the ship is easy to collide with the coast under the action of inertia, so that a berthing auxiliary device is needed to protect the ship body and the coast, so that the collision to the berthing point in the ship berthing process is avoided, and the ship head and the ship structure berthing at the port can be damaged.
In the prior art, when a ship is berthed in a ship port, in order to avoid the situation that waste rubber products are generally adopted for buffering when the ship is berthed due to the inertia force and rigid collision between the port wall, the damage between the port wall and the ship hull is avoided, but the buffer force of the waste rubber products is too poor, the buffer force is close to zero due to long-time operation, and the buffer force to the ship hull cannot be provided; therefore, the invention provides a ship berthing hydraulic buffer mechanism for an ocean platform.
Disclosure of Invention
In order to make up the deficiency of the prior art, when solving the ship berth in the ship harbour, in order to avoid when taking place rigid collision because of inertial force and harbour wall when berthing, generally can adopt old and useless rubber products to cushion, avoid appearing damaging the condition between harbour wall and the ship hull, but old and useless rubber products buffering dynamics is too poor, and long-time operation can lead to its buffering dynamics to be close to nothing, can't provide the problem to the buffering dynamics of hull.
The technical scheme adopted for solving the technical problems is as follows: the invention relates to a ship berthing hydraulic buffer mechanism for an ocean platform, which comprises a fixed disc; the fixed discs are arranged in a plurality of groups; the fixed disc is connected with a group of bolts through threads; the middle part of the fixed disc is fixedly connected with a hydraulic tank; the hydraulic tank is filled with hydraulic oil, the inner wall of the hydraulic tank is connected with a pressing plate in a sliding manner, and a group of first through holes are formed in the pressing plate; the middle part of the top end of the pressing plate is fixedly connected with a pressing column, and the pressing column penetrates through the hydraulic box in a sealing manner and is fixedly connected with a fixing plate; the fixed plate is provided with a buffer block, the section of the buffer block is arc-shaped, and the buffer block is made of flexible materials; the fixed disc is provided with a group of first sliding grooves; the first sliding groove is connected with a first sliding block in a sliding way, and a buffer spring is arranged between the side wall of the first sliding groove and the first sliding block; the top end of the first sliding block is hinged with a hinge rod, and the other end of the hinge rod is hinged to the bottom end of the fixed plate; in the prior art, in order to avoid the situation that waste rubber products are generally adopted for buffering when the ship is berthed due to the fact that the inertia force and the port wall are in rigid collision during berthing, the situation that damage occurs between the port wall and the ship hull is avoided, but the buffer force of the waste rubber products is too bad, the buffer force is close to zero due to long-time operation, and the buffer force of the ship hull cannot be provided. The flexible deformable substance is neoprene and ethylene propylene diene monomer, rigid collision can not be carried out between the flexible deformable substance and a ship, the buffer block is not arranged to play a main role in buffering, the buffer block is buffered through hydraulic oil and a buffer spring, the buffer block plays a role in contact at the moment, the flexible deformable substance can effectively avoid damage to the ship, the size of the buffer block can be changed according to actual conditions, but the size of the buffer block is not larger than that of a chassis at most, the flexible deformable substance is provided with a plurality of groups, the buffer block can effectively play a role in buffering, and meanwhile, compared with the rubber buffer in the prior art, the rubber buffer is poor in impact resistance effect, the shock absorption effect is poor, the buffer block is easy to lose efficacy due to the rigid collision, the hydraulic buffer is arranged to be more stable, the buffer force can reach the maximum value in a short stroke, and if the flexible deformable substance is reasonable in design, the buffer force can be kept unchanged basically, and the buffer block with the small diameter can obtain larger buffer force in high-pressure work, so that the buffer force can absorb large impact energy and rebound can not occur.
Preferably, the side walls at two sides of the first sliding block are provided with first grooves; the bottom of the first groove is fixedly connected with a first clamping block through a spring; a group of first clamping grooves are formed in the side walls of the two sides of the first chute at positions corresponding to the first grooves; the overlooking cross sections of the first clamping groove and the first clamping block are right trapezoid; the first clamping block is pulled by the pulling piece; during operation, due to the action of the buffer spring, after the inertial force of the ship is counteracted, the buffer spring has a restoring trend, the ship can be pushed outwards, a plurality of groups of fixed discs are arranged on the port wall, the ship can slowly deviate outwards, the ship berth position is influenced, the up-down landing can be influenced, the first clamping block is arranged, and the overlooking sections of the first clamping block and the first clamping groove are right trapezoid, so when the first sliding block is pushed by the buffer block to move in the first sliding groove, the trapezoid inclined surface of the first clamping block and the trapezoid inclined surface of the first clamping groove are mutually attached and move, the first clamping block can not influence the movement of the first sliding block, after the ship berth is stopped, the first sliding block is restored under the elastic action of the buffer spring, the plane of the first clamping block can be mutually attached to the plane of the first clamping groove, the first sliding block is further prevented from restoring operation, and the rebound force of the buffer spring to the first sliding block is avoided, and the berth stability of the ship is ensured; set up buffer spring, buffer spring is the same with hydraulic pressure buffering in earlier stage, buffer spring's return can drive hydraulic pressure buffering slow reset after the buffering, be equipped with buffer spring's last screens piece simultaneously, can guarantee after hull buffering, buffer spring's being in extrusion fixed state this moment, can not appear resilience because of self spring force, influence the stability of berthing of hull, after the hull breaks away from completely, buffer spring just can drive the slow normal position in the pneumatic cylinder at this moment, guarantee subsequent buffering, reuse, and hydraulic oil can use for a long time, can not be because of the condition that rigid collision will become invalid.
Preferably, the pulling member comprises a first string; the fixing plate and the buffer block are fixedly connected through an adjusting spring; a group of first strings are fixedly connected to the buffer block; the end part of the first clamping block is fixedly connected with a second string; the second string stretches into the first sliding block and is fixedly connected with the other end, far away from the buffer block, of the first string; when the ship is in operation, when the ship and the buffer block are in contact with each other, the buffer block can move towards the fixed plate at the moment, the spring between the buffer block and the fixed plate is extruded with each other, and then the first string is in a loose state, when the first slider moves in the first sliding groove, the first clamping block can not be clamped into the first clamping groove at the moment, after the ship is stopped stably, the first clamping block is still mutually attached due to the fact that the regulating spring of the buffer block and the fixed plate is still in a compressed state, the first clamping block can be positioned in the first clamping groove, the planes of the first clamping block and the first clamping groove are mutually attached, reverse rebound movement of the first slider is blocked, meanwhile, after the ship is separated from each other by the buffer block, the buffer block can firstly recover to the original position under the action of the regulating spring on the fixed plate, the first string moves along with the buffer block, and then the second string is pulled into the first clamping groove through the second string, and then the fixed state of the first slider is released, and the original position of the first slider is guaranteed.
Preferably, the first sliding groove is in sliding connection with an adjusting block; the bottom end of the first chute is provided with a guide groove; the bottom end of the adjusting block is provided with a guide block which is connected in the guide groove in a sliding way; the guide groove is rotationally connected with a screw rod, and the guide block is connected to the screw rod through a screw rod nut pair; a group of first cavities are formed in the edge, close to the edge, of the fixed disc; one end of the screw rod extends into the first cavity and is fixedly connected with a first gear; the first gear is adjusted through a power piece; the buffer spring is positioned between the adjusting block and the first sliding block; when the ship berth with different tonnages is operated, the elastic force of the buffer spring is larger, the elastic collision between the buffer block supported by the buffer spring and the ship is close to the rigid collision, but the buffer of the prior art cannot be adjusted, the adjustment degree is only fixed, the buffer effect generated by the ship with different tonnages is different, the buffer effect is poorer for the ship with smaller tonnages, in order to be suitable for the ship with different tonnages, the buffer spring is adjusted, the compression degree of the buffer spring is different, the initial stress point is different, the buffer spring can drive the first gear to rotate through the power piece when berthing with smaller ships, the guide block is driven to move through the first lead screw, the guide block drives the adjustment block to move, the distance between the adjustment block and the first slide block is increased, the compression degree of the buffer spring is reduced, the initial stress point is reduced, the buffer effect can be ensured, the buffer spring is driven to be close to the first slide block through the power piece when berthing with larger tonnages, and the initial stress point is ensured to be compressed, and the instant movement of the buffer spring is avoided.
Preferably, the power member comprises an annular cavity; an annular cavity is formed in the fixed disc, and the annular cavity is communicated with the first cavity; the annular cavity is rotationally connected with an annular rack, and the bottom end of the annular rack is meshed with the first gear; a second cavity is formed in the fixed disc, and the second cavity and the annular cavity are mutually communicated; the motor is fixedly connected to the fixed disc, and the output end of the motor extends into the second cavity and is fixedly connected with a second gear; the second gear and the side wall of the annular rack are meshed with each other; during operation, the motor is started to drive the second gear to rotate, the second gear and the side wall of the annular rack are meshed with each other, the annular rack is driven to rotate, the annular rack is meshed with the first gear to drive the first gear to rotate, the screw rod is driven to rotate through the first gear, the adjusting block is driven to move through the movement of the guide block, the distance between the adjusting block and the first sliding block is adjusted, the compression degree of the buffer spring is adjusted, and the berthing applicability of different ships is guaranteed.
Preferably, the opposite surfaces of the adjusting block and the first sliding block are provided with fifth grooves; the bottom of the fifth groove is fixedly connected with a positioning block through a spring; the two ends of the buffer spring are fixedly connected with dismounting plates; the disassembly plate is limited by the positioning block; during operation, long-time buffer spring work needs to be changed and handled, in order to avoid the whole dismantlement operation of fixed disk, can promote in the fifth recess through a pair of locating piece simultaneously, then take out the dismantlement board, and then take out the buffer spring between a pair of dismantlement board and change the processing, conveniently change alone buffer spring.
Preferably, the end part of the positioning block is provided with an arc-shaped surface, and the arc-shaped surface is upwards arranged; during operation, be equipped with the arcwall face on the locating piece, utilize the effect of arcwall face, when buffer spring installs, can directly push down buffer spring this moment, utilize the arcwall face to push into the locating piece in the fifth recess, then after dismantling the board and install, the locating piece pops out under the effect through the spring force, accomplishes operating condition.
Preferably, the side walls on two sides of the adjusting block are provided with second grooves; a limiting block is fixedly connected to the bottom of the second groove through a spring; a group of limit grooves are formed in the side walls of the two sides of the first chute; the overlooking cross sections of the limiting block and the limiting groove are right trapezoid; the bottom of the second groove is fixedly connected with a first electromagnetic block, the end part of the limiting block is magnetic, and when the first electromagnetic block is electrified, the first electromagnetic block and the limiting block are attracted to each other; during operation, when buffer spring receives the extrusion force of first slider, the power can be acted on the regulating block this moment, in order to avoid reverse promotion regulating block removal, the stopper is the spacing inslot this moment, the plane of stopper and spacing groove is laminated each other this moment, can't promote, can carry out spacing processing to the regulating block, when the distance between follow-up needs increase regulating block and the first slider, start first electromagnetism piece this moment, let first electromagnetism piece and stopper looks like each other, let the stopper get into in the second recess completely, and then make things convenient for the reverse removal of regulating block, through the effect of stopper and spacing groove, can avoid the power to carry out reverse promotion to the regulating block.
Preferably, a third groove is formed in the bottom end of the adjusting block; the top end of the guide block extends into the third groove and is connected to the side wall of the third groove in a sliding manner; second clamping grooves are formed in the side walls of the two sides of the third groove; the side walls of the two sides, extending into the third groove, of the guide block are respectively provided with a fourth groove; the bottom of the fourth groove is fixedly connected with a second clamping block through a spring; a second electromagnetic block is fixedly connected to the bottom of the fourth groove; the end part of the second clamping block is magnetic, and when the second electromagnetic block is electrified, the second clamping block and the second electromagnetic block are attracted to each other; during operation, when removing the regulating block, this moment second screens piece is the card and goes into the second screens inslot, this moment guide block and regulating block remove simultaneously, but when receiving the extrusion force of first slider, this moment force can act on regulating block and guide block, this moment force can cause the damage to the junction of lead screw and guide block, can lead to the lead screw unable and the guide block removes, this is moving the guide block through the lead screw, after the place ahead that the regulating block removed the required position is driven to the guide block, start the second electromagnetism piece this moment, break away from the second screens piece and inhale in the fourth recess through the second electromagnetism piece, and then let the regulating block move backward under the effect of buffering spring force, just in time with the stopper card income spacing inslot, accomplish the distance between regulating block and the first slider and the place ahead one point department of second screens piece, this moment is when receiving the extrusion force of first slider, this moment complete force is acting on the regulating block, the guide block is not atress, can avoid the screw between guide block and the lead screw to damage, at the same time need carry out the regulating block and first time need move the second to stop block, and stop motion is carried out on the first blocks again when the regulating block is required to the first slider, the second is moved to the second electromagnetic block, need the second is moving the regulating block again, this moment is moving the regulating block.
The beneficial effects of the invention are as follows:
1. according to the hydraulic buffer mechanism for berthing of the ship for the ocean platform, the impact speed of the inertial force of the ship is slowed down through hydraulic oil, the inertial force of the ship is reduced through the buffer spring, the hydraulic buffer mechanism and the buffer spring are matched to finish berthing of the ship, instant impact of rigid collision is avoided, the integrity of a ship body and a port wall is ensured, meanwhile, the berthing efficiency of the ship is also ensured, and the condition of multiple back and forth sloshing is avoided.
2. According to the hydraulic buffer mechanism for berthing of the ship for the ocean platform, the motor is started to drive the second gear to rotate, the second gear is meshed with the side wall of the annular rack, the annular rack is driven to rotate, the annular rack is meshed with the first gear, the first gear is driven to rotate, the first gear is driven to drive the screw rod to rotate, the guide block is driven to move through the movement of the guide block, the distance between the adjusting block and the first sliding block is adjusted, the compression degree of the buffer spring is adjusted, and berthing applicability of different ships is guaranteed.
Drawings
The invention is further described below with reference to the accompanying drawings.
FIG. 1 is a perspective view of the present invention;
FIG. 2 is a bottom view of the present invention;
FIG. 3 is a cross-sectional view of the present invention;
FIG. 4 is an enlarged view of a portion of FIG. 3 at A;
FIG. 5 is a cross-sectional view of the first detent;
FIG. 6 is an enlarged view of a portion of FIG. 5 at B;
FIG. 7 is a cross-sectional view of a third groove;
FIG. 8 is an enlarged view of a portion of FIG. 7 at C;
FIG. 9 is a cross-sectional view of the limiting groove;
FIG. 10 is a partial enlarged view at D in FIG. 9;
in the figure: 1. a fixed plate; 11. a bolt; 12. a hydraulic tank; 13. a pressing plate; 14. a first through hole; 15. pressing a column; 16. a fixing plate; 17. a buffer block; 18. a first chute; 19. a buffer spring; 191. a first slider; 192. a hinge rod; 2. a first groove; 21. a first clamping block; 22. a first clamping groove; 23. a first string; 24. a second string; 25. an adjusting spring; 26. a guide groove; 27. a guide block; 28. an adjusting block; 3. a screw rod; 31. a first gear; 32. an annular rack; 33. a first cavity; 34. an annular cavity; 35. a second cavity; 36. a second gear; 37. a motor; 4. a second groove; 41. a limiting block; 42. a limit groove; 43. a first electromagnetic block; 44. a third groove; 45. a fourth groove; 46. a second clamping block; 461. a second clamping groove; 47. a second electromagnetic block; 5. disassembling the plate; 51. a fifth groove; 52. a positioning block; 53. an arc surface.
Detailed Description
The invention is further described in connection with the following detailed description in order to make the technical means, the creation characteristics, the achievement of the purpose and the effect of the invention easy to understand.
As shown in fig. 1 to 10, a hydraulic buffer mechanism for berthing a ship for an ocean platform according to an embodiment of the present invention includes a fixed disk 1; the fixed discs 1 are arranged in a plurality of groups; the fixed disc 1 is connected with a group of bolts 11 through threads; the middle part of the fixed disc 1 is fixedly connected with a hydraulic tank 12; the hydraulic tank 12 is filled with hydraulic oil, the inner wall of the hydraulic tank 12 is connected with a pressing plate 13 in a sliding manner, and the pressing plate 13 is provided with a group of first through holes 14; the middle part of the top end of the pressing plate 13 is fixedly connected with a pressing column 15, and the pressing column 15 penetrates through the hydraulic box 12 in a sealing manner and is fixedly connected with a fixing plate 16; the fixed plate 16 is provided with a buffer block 17, the section of the buffer block 17 is arc-shaped, and the buffer block 17 is made of flexible materials; the fixed disc 1 is provided with a group of first sliding grooves 18; a first sliding block 191 is slidably connected in the first sliding groove 18, and a buffer spring 19 is arranged between the side wall of the first sliding groove 18 and the first sliding block 191; the top end of the first slider 191 is hinged with a hinge rod 192, and the other end of the hinge rod 192 is hinged on the bottom end of the fixed plate 16; in the prior art, when a ship is berthed in a ship port, in order to avoid the situation that waste rubber products are generally adopted for buffering when the rigid collision occurs between the inertia force and the port wall during the berthing of the ship, the situation that damage occurs between the port wall and the ship hull is avoided, but the buffering force of the waste rubber products is too bad, the long-time operation can cause the buffering force to be close to nothing, and the buffering force to the ship hull can not be provided, therefore, when the ship hull needs to be berthed in the port, the invention can mutually collide and contact with the buffering blocks 17 arranged on the disks on the port wall through the bolts 11 due to the action of the inertia force, the hydraulic tank 12 is filled with hydraulic oil, meanwhile, the first through holes 14 are formed on the pressing plates 13, when the buffering blocks 17 are subjected to the inertial impact force of the ship, the pressing plates 13 can move in the hydraulic tank 12, and through the arrangement of the hydraulic oil and the first through holes 14, the pressure plate 13 can slowly move, the buffering force of hydraulic oil is utilized to greatly slow down the inertial force of the ship, meanwhile, when the pressure plate 13 is pressed downwards, the first sliding block 191 is driven to move in the first sliding groove 18 through the movement of the hinging rod 192 to compress the buffer spring 19, the inertial force of the ship is converted into the elastic potential energy of the buffer spring 19 through the spring force of the buffer spring 19, the inertial force of the ship is fundamentally reduced, the impact speed of the inertial force of the ship is slowed down through the hydraulic oil, the inertial force of the ship is reduced through the buffer spring 19, the ship berthing is completed through the cooperation of the two, the instant impact of rigid collision is avoided, the integrity of a ship body and a port wall is ensured, the berthing efficiency of the ship is ensured, the condition of multiple back and forth swaying is avoided, the fixed disc 1 is arranged in a plurality of groups and is uniformly distributed on the wall of the ocean platform, the buffer block 17 is arranged to buffer hydraulic oil and a buffer spring 19, the buffer block is in contact with the ship, the damage to the ship can be effectively avoided through flexible deformation, the size of the buffer block 17 can be changed according to actual conditions, but the size of the buffer block is not larger than that of a chassis at maximum, the device is provided with a plurality of groups, the buffer effect can be effectively achieved, meanwhile, compared with the rubber buffer in the prior art, the rubber buffer is poor in impact resistance effect, the shock absorption effect is poor, the buffer block is easy to lose efficacy due to the rigid impact, the set hydraulic buffer can be more stable, the buffer force can reach the maximum value in a short stroke, the hydraulic buffer can be kept unchanged basically in the stroke range, and the buffer with small diameter can obtain larger buffer force due to the fact that the hydraulic buffer works under high pressure, so that the rebound can not occur.
The side walls of the two sides of the first slider 191 are provided with first grooves 2; the bottom of the first groove 2 is fixedly connected with a first clamping block 21 through a spring; a group of first clamping grooves 22 are formed in the side walls of the two sides of the first chute 18 at positions corresponding to the first grooves 2; the first clamping groove 22 and the first clamping block 21 are right trapezoid in top view cross section; the first clamping block 21 is pulled by a pulling piece; during operation, due to the action of the buffer spring 19, after the inertial force of the ship is counteracted, the buffer spring 19 has a restoring trend, the ship can be pushed outwards, a plurality of groups of fixed discs 1 are arranged on the port wall, the ship can slowly deviate outwards, the ship berth position is influenced, the up-and-down landing is influenced, the first clamping block 21 is arranged, the overlooking cross section of the first clamping block 21 and the first clamping groove 22 is right trapezoid, when the first sliding block 191 is pushed by the buffer block 17 to move in the first sliding groove 18, at the moment, the trapezoid inclined surface of the first clamping block 21 and the trapezoid inclined surface of the first clamping groove 22 are mutually attached and moved, the first clamping block 21 can not influence the movement of the first sliding block 191, after the ship berth, at the moment, the first sliding block 191 is restored under the elastic force of the buffer spring 19, at the moment, the plane of the first clamping block 21 can be attached to the plane of the first clamping groove 22 mutually, the restoration operation of the first sliding block 191 is further prevented, and the rebound of the ship is ensured to be stopped; set up buffer spring 19, buffer spring 19 is the same with hydraulic pressure buffering in earlier stage, the homoenergetic plays the cushioning effect to boats and ships, but after the buffering is ended, buffer spring 19's the slow reduction of hydraulic pressure buffering that can drive, be equipped with buffer spring 19's last screens piece simultaneously, can guarantee after hull buffering, buffer spring 19's this moment is in the extrusion fixed state, can not appear the resilience because of self spring force, influence the stability of berthing of hull, break away from the back completely at the hull, buffer spring 19 just can drive the slow normal position that resumes in the pneumatic cylinder this moment, guarantee subsequent buffering, reuse, and hydraulic oil can use for a long time, can not be because the condition that rigid collision will become invalid.
The pulling member comprises a first string 23; the fixed plate 16 is fixedly connected with the buffer block 17 through an adjusting spring 25; a group of first strings 23 are fixedly connected to the buffer block 17; the end part of the first clamping block 21 is fixedly connected with a second string 24; the second string 24 extends into the first slider 191 and is fixedly connected with the other end of the first string 23 far away from the buffer block 17; when the ship is in operation, when the ship and the buffer block 17 are in contact with each other, the buffer block 17 moves towards the fixed plate 16 at this moment, springs between the buffer block 17 and the fixed plate 16 are mutually extruded, and then the first string 23 is in a loose state, when the first slider 191 moves in the first chute 18, the first string 23 cannot be clamped into the first clamping groove 22 at this moment, after the ship is parked stably, the ship and the buffer block 17 are still mutually attached, the buffer block 17 and the regulating spring 25 of the fixed plate 16 are still in a compressed state at this moment, the first clamping block 21 is positioned in the first clamping groove 22, the planes of the first clamping block 21 and the first clamping groove 22 are mutually attached, and then reverse rebound movement of the first slider 191 is blocked, and simultaneously after the ship is far away from each other, the buffer block 17 is separated from each other, the first clamping block 17 is firstly restored to be in position under the action of the regulating spring 25 on the fixed plate 16, the first string 23 is moved along with the buffer block 17, and then the second string 24 is pulled, the first clamping block 21 is pulled into the first clamping groove 191 through the second string 24, and then the first slider is released from being fixed in position.
An adjusting block 28 is slidably connected to the first chute 18; a guide groove 26 is formed at the bottom end of the first chute 18; the bottom end of the adjusting block 28 is provided with a guide block 27, and the guide block 27 is slidably connected into the guide groove 26; the guide groove 26 is rotationally connected with the screw rod 3, and the guide block 27 is connected to the screw rod 3 through a screw rod 3 nut pair; a group of first cavities 33 are formed in the fixed disc 1 close to the edge; one end of the screw rod 3 extends into the first cavity 33 and is fixedly connected with a first gear 31; the first gear 31 is adjusted by a power member; the buffer spring 19 is located between the adjusting block 28 and the first slider 191; when the ship berth with different tonnages is operated, the elastic force of the buffer spring 19 is larger, the elastic collision between the buffer block 17 supported by the buffer spring 19 and the ship is close to the rigid collision, but the buffer of the prior art cannot be adjusted, the buffer effect is different for the ship with different tonnages, the buffer effect is poorer for the ship with smaller tonnages, in order to be applicable to the ship with different tonnages, the buffer spring 19 is adjusted, the compression degree of the buffer spring 19 is different, the initial stress point is different, when the ship berth with smaller tonnages is operated, the power piece drives the first gear 31 to rotate, the guide block 27 is driven to move through the first lead screw 3, the guide block 27 drives the adjustment block 28 to move, the distance between the adjustment block 28 and the first slider 191 is increased, the compression degree of the buffer spring 19 is reduced, the initial stress point is reduced, the berth with smaller tonnages is ensured to be capable of ensuring the buffer effect, when the ship berth with larger tonnages is operated, the power piece drives the adjustment block 28 to the first slider 191 to approach the first slider position, and the initial stress point is prevented from moving instantaneously.
The power member includes an annular cavity 34; an annular cavity 34 is formed in the fixed disc 1, and the annular cavity 34 and the first cavity 33 are communicated with each other; the annular cavity 34 is rotatably connected with an annular rack 32, and the bottom end of the annular rack 32 is meshed with the first gear 31; a second cavity 35 is formed in the fixed disc 1, and the second cavity 35 and the annular cavity 34 are mutually communicated; a motor 37 is fixedly connected to the fixed disc 1, and the output end of the motor 37 extends into the second cavity 35 and is fixedly connected with a second gear 36; the second gear 36 and the side wall of the annular rack 32 are meshed with each other; during operation, the motor 37 is started to drive the second gear 36 to rotate, the side walls of the second gear 36 and the annular rack 32 are meshed with each other, the annular rack 32 is driven to rotate, the annular rack 32 is meshed with the first gear 31 to drive the first gear 31 to rotate, the screw rod 3 is driven to rotate through the first gear 31, the adjusting block 28 is driven to move through the movement of the guide block 27, the distance between the adjusting block 28 and the first sliding block 191 is adjusted, the compression degree of the buffer spring 19 is adjusted, and the berthing applicability of different ships is guaranteed.
The opposite surfaces of the adjusting block 28 and the first sliding block 191 are provided with fifth grooves 51; the bottom of the fifth groove 51 is fixedly connected with a positioning block 52 through a spring; the two ends of the buffer spring 19 are fixedly connected with a dismounting plate 5; the disassembling plate 5 is limited by a positioning block 52; during operation, the long-time buffer spring 19 needs to be replaced, so that the whole fixed disc 1 is prevented from being dismounted, the pair of positioning blocks 52 can be pushed into the fifth groove 51 at the same time, then the dismounting plate 5 is taken out, and the buffer spring 19 between the pair of dismounting plates 5 is taken out to be replaced, so that the buffer spring 19 can be replaced independently.
An arc-shaped surface 53 is arranged at the end part of the positioning block 52, and the arc-shaped surface 53 is upwards arranged; during operation, the arc-shaped surface 53 is arranged on the positioning block 52, the buffer spring 19 can be directly pushed down by utilizing the action of the arc-shaped surface 53 when the buffer spring 19 is installed, the positioning block 52 is pushed into the fifth groove 51 by utilizing the arc-shaped surface 53, and then after the dismounting plate 5 is installed, the positioning block 52 pops up under the action of the spring force, so that the working state is completed.
The side walls on two sides of the regulating block 28 are provided with second grooves 4; the bottom of the second groove 4 is fixedly connected with a limiting block 41 through a spring; a group of limiting grooves 42 are formed in the side walls of the two sides of the first sliding groove 18; the overlooking sections of the limiting block 41 and the limiting groove 42 are right trapezoid; the bottom of the second groove 4 is fixedly connected with a first electromagnetic block 43, the end part of the limiting block 41 is provided with magnetism, and when the first electromagnetic block 43 is electrified, the first electromagnetic block 43 and the limiting block are attracted to each other; when the buffer spring 19 receives the extrusion force of the first slider 191, the force acts on the adjusting block 28 at this moment, in order to avoid reversely pushing the adjusting block 28 to move, the limiting block 41 is in the limiting groove 42, the planes of the limiting block 41 and the limiting groove 42 are mutually attached and cannot be pushed, the adjusting block 28 can be limited, when the distance between the adjusting block 28 and the first slider 191 is required to be increased subsequently, the first electromagnetic block 43 is started at this moment, the first electromagnetic block 43 and the limiting block 41 are attracted mutually, the limiting block 41 completely enters the second groove 4, further, the reverse movement of the adjusting block 28 is facilitated, and the force can be prevented from reversely pushing the adjusting block 28 through the action of the limiting block 41 and the limiting groove 42.
A third groove 44 is formed at the bottom end of the adjusting block 28; the top end of the guide block 27 extends into the third groove 44 and is connected to the side wall of the third groove 44 in a sliding manner; second clamping grooves 461 are formed in the side walls of the two sides of the third groove 44; the side walls of the two sides of the guide block 27 extending into the third groove 44 are respectively provided with a fourth groove 45; the bottom of the fourth groove 45 is fixedly connected with a second clamping block 46 through a spring; a second electromagnetic block 47 is fixedly connected to the bottom of the fourth groove 45; the end of the second positioning block 46 has magnetism, and when the second electromagnetic block 47 is electrified, the two blocks attract each other; during operation, when the adjusting block 28 is moved, the second clamping block 46 is clamped into the second clamping groove 461, the guiding block 27 and the adjusting block 28 are simultaneously moved, but when the extruding force of the first sliding block 191 is received, the force acts on the adjusting block 28 and the guiding block 27, the connecting part of the screw rod 3 and the guiding block 27 is damaged by the force, the screw rod 3 and the guiding block 27 can not move, so that after the guiding block 27 is moved by the screw rod 3 and the guiding block 27 drives the adjusting block 28 to move in front of the required position, the second electromagnetic block 47 is started, the second clamping block 46 is separated from the second clamping groove 461 by the second electromagnetic block 47 and is sucked into the fourth groove 45, the adjusting block 28 is further moved backwards under the action of the buffer spring 19, the limiting block 41 is just clamped into the limiting groove 42, the distance between the adjusting block 28 and the first slider 191 is fixed, at this time, the guide block 27 and the second clamping block 46 are at a point in front of the second clamping groove 461, at this time, when the extrusion force of the first slider 191 is received, the complete force acts on the adjusting block 28, the guide block 27 is not stressed, the damage to threads between the guide block 27 and the screw rod 3 can be avoided, at the same time, when the distance between the adjusting block 28 and the first slider 191 needs to be adjusted, the first electromagnetic block 43 needs to be electrified first, the adjusting block 28 is moved to the end of the first slider 191, at this time, the adjusting block 28 is motionless, the guide block 27 continues to move, the second clamping block 46 on the guide block 27 is clamped into the second clamping groove 461 again, and then when the adjustment is performed, the above actions need to be repeated for each adjustment.
Working principle: when the ship body needs to be berthed in a port, the buffer blocks 17 arranged on the disks on the port wall through the bolts 11 are in collision contact with each other due to the action of inertia force, the hydraulic tank 12 is filled with hydraulic oil, meanwhile, the pressure plate 13 is provided with the first through holes 14, when the buffer blocks 17 are subjected to the inertia impact force of the ship, the pressure plate 13 can move in the hydraulic tank 12, the pressure plate 13 can move slowly through the arrangement of the hydraulic oil and the first through holes 14, the inertia force of the ship can be greatly slowed down by the buffer force of the hydraulic oil, meanwhile, when the pressure plate 13 is pressed down, the first sliding blocks 191 are driven to move in the first sliding grooves 18 through the movement of the hinging rods 192 to compress the buffer springs 19, the inertia force of the ship is converted into the elastic potential energy of the buffer springs 19 through the spring force of the buffer springs 19, the inertia force of the ship is fundamentally reduced, the impact speed of the inertia force of the ship is slowed down through the hydraulic oil, the inertia force of the ship is reduced through the buffer springs 19, the ship is matched with the buffer blocks, the ship is used for processing the ship to berth, the ship is prevented from being collided, the ship is stopped in the port, the integrity is guaranteed, and the ship body and the wall is prevented from being swayed repeatedly; when the ship and the buffer block 17 are in contact with each other, the buffer block 17 moves towards the fixed plate 16 at this moment, springs between the buffer block 17 and the fixed plate 16 are mutually extruded, and then the first string 23 is in a loose state, when the first slider 191 moves in the first chute 18, the first clamping block 21 cannot be clamped into the first clamping groove 22 at this moment, after the ship is parked stably, the ship and the buffer block 17 are still mutually attached at this moment, the buffer block 17 and the regulating spring 25 of the fixed plate 16 are in a compressed state, the first clamping block 21 is positioned in the first clamping groove 22, the planes of the first clamping block 21 and the first clamping groove 22 are mutually attached, and then the reverse rebound movement of the first slider 191 is blocked, and simultaneously, after the ship is far away from the buffer block 17, the first clamping block 17 is restored to the original position under the action of the regulating spring 25 on the fixed plate 16, the first string 23 moves along with the buffer block 17, and then the second string 24 is pulled, and the first clamping block 21 is pulled into the first clamping groove 22 through the second string 24, and then the first slider 191 is restored to the original position; starting a motor 37 to drive a second gear 36 to rotate, wherein the second gear 36 is meshed with the side wall of the annular rack 32, so that the annular rack 32 is driven to rotate, the annular rack 32 is meshed with the first gear 31, so that the first gear 31 is driven to rotate, the screw rod 3 is driven to rotate through the first gear 31, the adjusting block 28 is driven to move through the movement of the guide block 27, the distance between the adjusting block 28 and the first sliding block 191 is adjusted, the compression degree of the buffer spring 19 is adjusted, and the berthing applicability of different ships is ensured; in order to avoid the whole disassembly operation of the fixed disc 1, the buffer springs 19 between the pair of disassembly plates 5 can be conveniently replaced independently by pushing the pair of positioning blocks 52 into the fifth groove 51 at the same time and then taking out the disassembly plates 5, so that the buffer springs 19 between the pair of disassembly plates 5 are taken out for replacement.
The front, rear, left, right, up and down are all based on fig. 1 in the drawings of the specification, the face of the device facing the observer is defined as front, the left side of the observer is defined as left, and so on, according to the viewing angle of the person.
In the description of the present invention, it should be understood that the terms "center," "longitudinal," "lateral," "front," "rear," "left," "right," "vertical," "horizontal," "top," "bottom," "inner," "outer," and the like indicate orientations or positional relationships based on the orientation or positional relationships shown in the drawings, merely to facilitate describing the present invention and simplify the description, and do not indicate or imply that the devices or elements referred to must have a specific orientation, be configured and operated in a specific orientation, and therefore should not be construed as limiting the scope of the present invention.
The foregoing has shown and described the basic principles, principal features and advantages of the invention. It will be understood by those skilled in the art that the present invention is not limited to the embodiments described above, and that the above embodiments and descriptions are merely illustrative of the principles of the present invention, and various changes and modifications may be made without departing from the spirit and scope of the invention, which is defined in the appended claims. The scope of the invention is defined by the appended claims and equivalents thereof.
Claims (1)
1. The utility model provides a hydraulic buffer gear for berth of boats and ships for platform which characterized in that: comprises a fixed disk (1); the fixed discs (1) are arranged in a plurality of groups; the fixed disc (1) is connected with a group of bolts (11) through threads; the middle part of the fixed disc (1) is fixedly connected with a hydraulic tank (12); the hydraulic tank (12) is filled with hydraulic oil, the inner wall of the hydraulic tank (12) is connected with a pressing plate (13) in a sliding manner, and a group of first through holes (14) are formed in the pressing plate (13); the middle part of the top end of the pressing plate (13) is fixedly connected with a pressing column (15), and the pressing column (15) penetrates through the hydraulic box (12) in a sealing manner and is fixedly connected with a fixing plate (16); the fixed plate (16) is provided with a buffer block (17), the section of the buffer block (17) is arc-shaped, and the buffer block (17) is made of flexible materials; a group of first sliding grooves (18) are formed in the fixed disc (1); a first sliding block (191) is connected in a sliding manner in the first sliding groove (18), and a buffer spring (19) is arranged between the bottom end of the first sliding groove (18) and the first sliding block (191); a hinge rod (192) is hinged at the top end of the first sliding block (191), and the other end of the hinge rod (192) is hinged at the bottom end of the fixed plate (16);
the side walls of the two sides of the first sliding block (191) are provided with first grooves (2); the bottom of the first groove (2) is fixedly connected with a first clamping block (21) through a spring; a group of first clamping grooves (22) are formed in the side walls of the two sides of the first sliding groove (18) at positions corresponding to the first grooves (2); the overlook cross sections of the first clamping groove (22) and the first clamping block (21) are right trapezoid; the first clamping block (21) is pulled by a pulling piece;
the pulling member comprises a first string (23); the fixed plate (16) is fixedly connected with the buffer block (17) through an adjusting spring (25); a group of first strings (23) are fixedly connected to the buffer blocks (17); the end part of the first clamping block (21) is fixedly connected with a second string (24); the second string (24) stretches into the first slider (191) and is fixedly connected with the other end, far away from the buffer block (17), of the first string (23);
an adjusting block (28) is connected in a sliding manner in the first sliding groove (18); a guide groove (26) is formed in the bottom end of the first chute (18); the bottom end of the adjusting block (28) is provided with a guide block (27), and the guide block (27) is slidably connected in the guide groove (26); the guide groove (26) is rotationally connected with the screw (3), and the guide block (27) is connected to the screw (3) through a screw nut pair; a group of first cavities (33) are formed in the fixed disc (1) close to the edge; one end of the screw rod (3) extends into the first cavity (33) and is fixedly connected with a first gear (31); the first gear (31) is regulated by a power member; the buffer spring (19) is positioned between the adjusting block (28) and the first sliding block (191);
the power member includes an annular cavity (34); an annular cavity (34) is formed in the fixed disc (1), and the annular cavity (34) and the first cavity (33) are communicated with each other; the annular cavity (34) is rotationally connected with an annular rack (32), and the bottom end of the annular rack (32) is meshed with the first gear (31); a second cavity (35) is formed in the fixed disc (1), and the second cavity (35) and the annular cavity (34) are mutually communicated; a motor (37) is fixedly connected to the fixed disc (1), and the output end of the motor (37) extends into the second cavity (35) and is fixedly connected with a second gear (36); the second gear (36) is meshed with the side wall of the annular rack (32);
a fifth groove (51) is formed in the opposite surface of the adjusting block (28) to the first sliding block (191); the bottom of the fifth groove (51) is fixedly connected with a positioning block (52) through a spring; the two ends of the buffer spring (19) are fixedly connected with a dismounting plate (5); the disassembly plate (5) is limited by a positioning block (52);
an arc-shaped surface (53) is arranged at the end part of the positioning block (52), and the arc-shaped surface (53) is arranged upwards.
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| AU2019469841A1 (en) * | 2019-10-08 | 2022-05-12 | Universidad Católica De La Santísima Concepción | Self-centring impact energy dissipation mechanism |
| CN110733615B (en) * | 2019-11-19 | 2021-03-23 | 盐城工业职业技术学院 | Ship berthing buffering device |
| CN212156232U (en) * | 2020-04-14 | 2020-12-15 | 中建二局安装工程有限公司 | Air conditioner water system pipeline supporting hanger |
| CN214769857U (en) * | 2021-01-15 | 2021-11-19 | 山东伟达交通设施有限公司 | Welding device for greening highway guardrail |
| CN215801420U (en) * | 2021-08-31 | 2022-02-11 | 青岛东久船舶有限公司 | Small-size boats and ships are with berthing auxiliary device that leans on shore |
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| CN216917144U (en) * | 2022-01-19 | 2022-07-08 | 山东环蓝农牧科技有限公司 | Handle fixing mechanism for cattle raising material scattering tank |
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