CN115848566A - Automatic lifting butt joint system of boarding device - Google Patents
Automatic lifting butt joint system of boarding device Download PDFInfo
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- CN115848566A CN115848566A CN202310044551.7A CN202310044551A CN115848566A CN 115848566 A CN115848566 A CN 115848566A CN 202310044551 A CN202310044551 A CN 202310044551A CN 115848566 A CN115848566 A CN 115848566A
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Abstract
The invention relates to the field of marine equipment, in particular to an automatic lifting butt joint system of a boarding device. The boarding device comprises a bridge body, a hydraulic oil cylinder and an upright post, wherein the hydraulic oil cylinder is arranged at the top end of the upright post and used for driving the bridge body to complete pitching action, and the upright post is arranged on the seabed near the front edge of a wharf; the automatic lifting butt joint system comprises a control console arranged on the shore and used for controlling the whole set of equipment to operate, a locking box arranged on the upright pile foundation and a locking pin structure arranged on the bridge body, wherein the locking pin structure is matched with the locking box to complete the locking and fixing of the bridge body. The automatic lifting and locking device for the boarding device achieves automatic lifting, locking and other operations, reduces labor intensity of personnel, eliminates potential safety hazards caused by manual operation errors, and improves operation efficiency.
Description
Technical Field
The invention relates to the field of marine equipment, in particular to an automatic lifting butt joint system of a boarding device.
Background
The boarding ladder is a device for loading and unloading operation personnel and crews to safely and smoothly get on and off ships during the operation process of a modern large cruise ship wharf. Traditional device of going on board relies on the gangway ladder of carrying by ship self to accomplish, and passenger and staff all adopt the cat ladder mode to climb on board, and speed is slow, if the passenger carries children, more inconvenient going on board, and factor of safety is low, and can not go on at night.
A chinese patent "a sea suspended boarding device" (application No. CN 201921617584.1) discloses a boarding structure to improve the existing boarding device; the device specifically discloses structures such as a waiting platform, a ladder, a non-slip mat, a transfer chamber, a sliding door, a connecting rod, a supporting seat, a fixing column, a supporting leg, a base, a telescopic rod, a movable sliding block, a clamping groove, an electric push rod, a generator, an operation chamber, a sliding door and the like; its mode of boarding is for carrying out the transfer through the transfer room, specifically for the personnel of boarding wait to board at the waiting platform, after the personnel of boarding get into the transfer room, with the top of transferring the room and pushing away to the yacht, the passenger gets out from the transfer room and gets into boats and ships.
However, the automation degree of the boarding device is low, and workers need to manually control the movement of the transfer chamber and other actions in the whole process of the operation chamber; in addition, the staff may have problems of work tiger, mental fatigue or misoperation, and the like, so that safety accidents are easily caused by manual operation.
Disclosure of Invention
The invention provides an automatic lifting docking system of a boarding device, aiming at overcoming the defects of the prior art and realizing the actions of automatic lifting, docking, locking and the like of the boarding device under the conditions of safety and high efficiency.
In order to realize the purpose, the technical scheme of the invention is as follows:
the invention provides an automatic lifting butt joint system of a boarding device, which comprises a bridge body, an upright post arranged on the seabed near the front edge of a wharf and a hydraulic oil cylinder arranged at the top end of the upright post and used for driving the bridge body to complete pitching action;
the automatic lifting butt joint system comprises a control console, a locking box arranged on the upright pile foundation and a locking pin structure arranged on the bridge body, wherein the locking pin structure and the locking box are matched with each other to complete locking and fixing of the bridge body;
a plurality of reinforcing partition plates are uniformly arranged in the locking box from top to bottom in sequence, a side plate of the locking box, which faces the sea surface, is provided with a plurality of safety locking holes, and the safety locking holes are formed between every two adjacent reinforcing partition plates; two limiting plates are arranged in the safety locking hole along the vertical direction, and a trapezoidal block is arranged on one side of the safety locking hole.
The locking pin structure comprises an electro-hydraulic push rod arranged on the bridge body, a safety locking pin arranged at the end part of the electro-hydraulic push rod, two limit switches arranged on the bridge body and used for detecting the position of the safety locking pin, two limit switches arranged at the end part of the safety locking pin and used for being matched with the two limit plates to determine whether the safety locking pin descends or ascends to the place, a limit switch II arranged on the bridge body and used for being matched with the trapezoid blocks to determine whether the safety locking pin is aligned with the limit switch III of the safety locking hole and a pull rope displacement sensor used for determining the pitching position of the bridge body.
Furthermore, a rear hinged support seat is arranged at the front edge of the wharf, and the bridge body can be arranged at the front edge of the wharf in an up-and-down pitching mode through the rear hinged support seat.
Furthermore, the number of the stand columns is two, and the stand columns are symmetrically arranged on two sides of the bridge body.
Furthermore, the locking box is of a long-strip box structure and comprises a flat plate and an arc-shaped plate.
Furthermore, the length of the reinforcing partition plate positioned in the middle of the locking box is greater than that of the reinforcing partition plates positioned at the upper end and the lower end.
Further, the aperture of the safety locking hole is larger than the diameter of the safety locking pin.
Furthermore, the bridge body is provided with at least one support frame, the support frame is provided with a through hole, the inner diameter of the through hole is equal to or larger than the outer diameter of the safety locking pin, and the safety locking pin penetrates through the through hole.
Further, the stay cord displacement sensor is fixed at the top end of the upright post, and the stay cord end of the stay cord displacement sensor is fixed on the bridge body.
Further, the boarding device further comprises a control console, and the control console comprises a display screen, a plurality of control buttons and a PLC control system.
The invention achieves the following beneficial effects:
1) The automatic lifting, locking and other operations are realized, the labor intensity of personnel is reduced, the potential safety hazard of manual operation errors is eliminated, and the operation efficiency is improved;
2) Two limit switches are additionally arranged near the fixed safety bolt, so that the plugging action is ensured to be in place and reliable;
3) The center position of the locking box hole is additionally provided with a counterpoint travel switch and a trapezoidal block, so that the smooth insertion of a safety locking pin is ensured;
4) Under the condition that the safety locking pin is inserted in place, a travel switch is sunk in the front end of the safety locking pin, so that the safety locking pin is ensured to touch the locking box in place;
5) A stay rope displacement sensor is arranged on the bridge body, so that the distance measurement and displacement deviation data of the lifting of the two oil cylinders are reliable;
6) In order to prevent the failure of the PLC electric control automatic control lifting system, the system simultaneously reserves the manual lifting function and ensures that the bridge body continues to work effectively under the emergency condition.
7) The range of application is wide, and its structure can adapt to the boats and ships of any model, and not only can supply the passenger to use, can also allow the vehicle to pass through.
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, it is obvious that the drawings in the following description are only some embodiments of the present invention, and for those skilled in the art, other drawings can be obtained according to the structures shown in the drawings without creative efforts.
Fig. 1 is a schematic structural view of the boarding device.
Fig. 2 is a schematic view showing a state where the bridge body of the boarding device is in an elevated state.
FIG. 3 is a schematic view of the safety locking pin of the present patent inserted into the locking box.
FIG. 4 is a schematic view of the safety latch of the present patent in the condition when the lockbox is removed.
FIG. 5 is a schematic view of the safety locking pin of the present patent when it reaches the safety locking hole.
FIG. 6 is a schematic view of the safety locking pin of the present invention aligned with the safety locking aperture.
FIG. 7 is a top cross-sectional view of the safety locking pin of the present patent being inserted into the safety locking aperture after alignment.
Fig. 8 is a schematic view of a second limit switch according to the present invention in a state of touching a limit plate.
Figure 9 is a front view of the lock box of the present patent.
Figure 10 is a cross-sectional view of the lockbox of the present patent.
In the figure, 1, a console; 2. a back hinge support base; 3. a bridge body; 4. a column; 5. a hydraulic cylinder; 6. locking the box; 7. a safety locking pin; 8. an electro-hydraulic push rod; 9. a first limit switch; 10. a second limit switch; 11. a limiting plate; 12. a pull rope displacement sensor; 13. a third limit switch; 14. a trapezoidal block; 15. a reinforcing spacer; 16. a marine vessel.
The implementation, functional features and advantages of the objects of the present invention will be further explained with reference to the accompanying drawings.
Description of the preferred embodiment
The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. 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.
It should be noted that, if directional indications (such as up, down, left, right, front, back, 8230; etc.) are involved in the embodiment of the present invention, the directional indications are only used for explaining the relative positional relationship between the components, the motion situation, etc. in a specific posture (as shown in the figure), and if the specific posture is changed, the directional indications are correspondingly changed.
In addition, if there is a description of "first", "second", etc. in an embodiment of the present invention, the description of "first", "second", etc. is for descriptive purposes only and is not to be construed as indicating or implying relative importance or implicitly indicating the number of technical features indicated. Thus, a feature defined as "first" or "second" may explicitly or implicitly include at least one such feature. In addition, if appearing throughout the text, "and/or" is meant to include three juxtaposed aspects, taking "A and/or B" as an example, including either the A aspect, or the B aspect, or both A and B satisfied aspects. In addition, technical solutions between the embodiments may be combined with each other, but must be based on the realization of the technical solutions by a person skilled in the art, and when the technical solutions are contradictory to each other or cannot be realized, such a combination should not be considered to exist, and is not within the protection scope of the present invention.
As shown in fig. 1 to 10, the present invention provides an automatic lifting docking system for a boarding apparatus, which is used for controlling the boarding apparatus to automatically lift, dock with a ship 16 and lock. The boarding device adopts the prior art, and comprises a bridge body 3, a stand column 4 arranged on the seabed near the front edge of a wharf and a hydraulic oil cylinder 5 arranged at the top end of the stand column 4 and used for driving the bridge body 3 to complete pitching action; the automatic lifting butt joint system comprises a control platform 1 arranged on the shore and used for controlling the whole set of equipment to run, a locking box 6 arranged on a pile foundation of a stand column 4 and a locking pin structure arranged on the bridge body 3, wherein the locking pin structure and the locking box 6 are matched with each other to complete the locking and fixing of the bridge body 3.
The locking box 6 is of a strip-shaped box body structure, a plurality of reinforcing partition plates 15 are uniformly arranged in the locking box 6 from top to bottom in sequence, a plurality of safety locking holes are formed in a side plate, facing the sea surface, of the locking box 6, and the safety locking holes are formed between every two adjacent reinforcing partition plates 15; two limiting plates 11 are arranged in the safety locking hole along the vertical direction, and a trapezoidal block 14 is arranged on one side of the safety locking hole.
The locking pin structure comprises an electro-hydraulic push rod 8 arranged on the bridge body 3, a safety locking pin 7 arranged at the end part of the electro-hydraulic push rod 8, two limit switches 9 arranged on the bridge body 3 and used for detecting the position of the safety locking pin 7, a limit switch II 10 arranged at the end part of the safety locking pin 7 and used for being matched with the two limit plates 11 to determine whether the safety locking pin 7 descends or ascends to the right, a limit switch III 13 arranged on the bridge body 3 and used for being matched with the trapezoidal blocks 14 to determine whether the safety locking pin 7 is aligned with the safety locking hole, and a pull rope displacement sensor 12 used for determining the pitch position of the bridge body 3.
In the embodiment of the invention, as shown in fig. 1, the boarding device further comprises a rear hinged support base 2 arranged at the front edge of a wharf, the bridge body 3 is arranged at the front edge of the wharf in a vertically pitching manner through the rear hinged support base 2, and the bridge body 3 is driven by the hydraulic oil cylinder 5 to pitch up and down by taking the rear hinged support base 2 as an axis, so that the pitching lifting of the bridge body 3 is completed.
In the embodiment of the present invention, the number of the columns 4 is one or two, and preferably, the number of the columns 4 is two, and the columns are symmetrically arranged on both sides of the bridge body 3. As shown in fig. 1, the upright post 4 is of an L-shaped structure, the upright post 4 is fixed on the bottom near the wharf front through a pile foundation, and the upright post 4 and the wharf front are kept at a certain distance, so that the hydraulic oil cylinder 5 can lift the bridge body 3 more easily. The short side of the upright post 4 is positioned at the top end of the upright post 4, the hydraulic oil cylinder 5 is vertically fixed on the short side of the upright post 4, a piston rod of the hydraulic oil cylinder 5 is fixed with the bridge body 3, the hydraulic oil cylinder 5 is driven by a hydraulic station arranged on the shore, the hydraulic station is controlled by the console 1, and the bridge body 3 is driven to complete pitching action by controlling the extension and retraction of the piston rod of the hydraulic oil cylinder 5.
In the embodiment of the present invention, the number of the locking boxes 6 is one or two, the locking boxes 6 correspond to the columns 4 one by one, and preferably, the number of the locking boxes 6 is two. The locking box 6 is arranged on the upper half part of the pile foundation of the upright post 4, and the locking box 6 is positioned above the sea surface. As shown in fig. 9 and 10, the locking box 6 is a long-strip-shaped box structure, the locking box 6 includes a flat plate and an arc-shaped plate, the flat plate is fixed on the side of the pile foundation facing the sea surface, and the arc-shaped plate is arranged on the side of the locking box 6 facing the sea surface. Evenly be provided with a plurality of enhancement baffles 15 (that is the interval between two adjacent enhancement baffles 15 equals) from last to down in proper order in the locking case 6, be located the length of the enhancement baffle 15 of locking case 6 mid portion is greater than the enhancement baffle 15 length at both ends from top to bottom for the cross-section type of locking case 6 is bow-shaped, sets up like this and can obtain better structural strength. Be provided with a plurality of safe locking holes on the arc, safe locking hole sets up between two adjacent enhancement baffles 15, and the interval between two adjacent safe locking holes equals, and different safe locking hole distance the distance on 4 tops of stand is known definite value.
The aperture of safety locking hole is greater than the diameter of safety locking pin 7, promptly works as safety locking pin 7 inserts after the safety locking is downthehole, the outer fringe of safety locking pin 7 with the edge in safety locking hole keeps certain interval. The arrangement can ensure that when the safety locking pin 7 is inserted into or pulled out of the safety locking hole, the safety locking pin 7 can be lifted for a certain distance, and the safety locking pin 7 is prevented from being in direct contact with the edge of the safety locking hole to be severely rubbed, so that the safety locking pin 7 or the safety locking hole is prevented from being damaged.
As shown in fig. 3, two limiting plates 11 are arranged in the safety locking hole along the vertical direction, and the limiting plates 11 are rectangular plates; the two limit plates 11 are arranged on the same vertical plane, and the lower limit plate 11 is arranged on the upper surface of the reinforcing partition plate 15 below the safety locking hole and used for limiting the descending limit of the safety locking pin 7 in the safety locking hole; an upper limit plate 11 is provided on the lower surface of the reinforcing spacer 15 above the safety locking hole for limiting the lifting limit of the safety locking pin 7 in this safety locking hole. The outer side of the arc-shaped plate is provided with a plurality of trapezoidal blocks 14, the trapezoidal blocks 14 correspond to the safety locking holes one by one, the trapezoidal blocks 14 are arranged on one side of the safety locking holes, and the trapezoidal blocks 14 are used for assisting the safety locking pins 7 in positioning the safety locking holes.
In the embodiment of the invention, the locking pin structures correspond to the locking boxes 6 one by one, each locking pin structure comprises an electro-hydraulic push rod 8 arranged on the bridge body 3 and a safety locking pin 7 arranged at the end part of the electro-hydraulic push rod 8, the electro-hydraulic push rods 8 are fixed on the bridge body 3 through a triangular support, the electro-hydraulic push rods 8 are connected with the control console 1, the control console 1 controls the piston rods of the electro-hydraulic push rods 8 to stretch and retract, and then the safety locking pins 7 are controlled to be inserted into or pulled out of the safety locking holes. The safety locking pin 7 is fixed at the end part of a piston rod of the electro-hydraulic push rod 8, at least one support frame is arranged on the bridge body 3, a through hole is formed in the support frame, the inner diameter of the through hole is equal to or slightly larger than the outer diameter of the safety locking pin 7, and the safety locking pin 7 penetrates through the through hole. The support frame is used for supporting the safety locking pin 7 and bearing the weight of the bridge body 3. Preferably, the number of the supporting frames is two.
In the embodiment of the invention, the safety locking pin 7 comprises two parts, namely a connecting part used for being connected with the piston rod of the electro-hydraulic push rod 8, and an inserting part fixed on the connecting part and used for being inserted into the safety locking hole; the connecting part is a cone, and the inserting part is a cylinder.
In the embodiment of the invention, as shown in fig. 2 to 6 and 8, the locking pin structure further includes two limit switches one 9, two limit switches two 10, three limit switches 13 and a pull rope displacement sensor 12. The two limit switches I9 are arranged on the bridge body 3, arranged on one side of the safety locking pin 7 and in a straight line, and specifically arranged near one end, close to the connecting part, of the insertion part of the safety locking pin 7; in the initial state, the two first limit switches 9 are tightly attached to the inserting part of the safety locking pin 7, and the two first limit switches 9 are in a triggering state. When the safety locking pin 7 is inserted into the safety locking hole, the limit switch I9 closest to the connecting part of the safety locking pin 7 is firstly disconnected, the safety locking pin 7 is continuously inserted into the safety locking hole, and when the other limit switch I9 is also disconnected, the insertion is in place; when the safety locking pin 7 is pulled out of the safety locking hole, the limit switch I9 far away from the connecting part of the safety locking pin 7 is firstly triggered, the safety locking pin 7 is continuously pulled out, and when the other limit switch I9 is also triggered, the pulling-out action is in place.
The second limit switch 10 is arranged at the end part of the safety locking pin 7 and is used for being matched with the two limit plates 11 to determine whether the safety locking pin 7 descends or ascends in place; when the safety locking pin 7 is inserted into the safety locking hole, the second limit switch 10 is positioned between the two limit plates 11. At this time, the edge of the safety locking pin 7 is kept at a certain distance from the edge of the safety locking hole to prevent the safety locking pin 7 from violently rubbing against the safety locking hole, which may cause damage to the equipment. Therefore, after the safety locking pin 7 is inserted into the safety locking hole, the safety locking pin 7 needs to be dropped; when the second limit switch 10 is triggered by the lower limit plate 11, it indicates that the lower edge of the safety locking pin 7 is in contact with the safety locking hole, indicating that the safety locking pin is lowered to the proper position. When the safety locking pin 7 needs to be pulled out, the bridge body 3 is lifted for a certain distance, and after the second limit switch 10 is triggered by the limit plate 11 positioned above, the safety locking pin 7 is lifted in place and can be pulled out.
As shown in fig. 5, the limit switch three 13 is disposed on the support frame of the bridge body 3, and is used for cooperating with the trapezoidal block 14 to determine whether the safety locking pin 7 is aligned with the safety locking hole. The stay rope displacement sensor 12 is fixed at the top end of the upright post 4, the stay rope end of the stay rope displacement sensor 12 is fixed on the bridge body 3, and the pitch distance of the bridge body 3 is measured through the stay rope displacement sensor 12. The distance from the center of each safety locking hole in the locking box 6 to the locking box 6 is a fixed value, so that whether the bridge 3 is aligned with the safety locking hole to be inserted can be judged according to the pitch distance of the bridge 3 measured by the stay cord displacement sensor 12, when the stay cord displacement sensor 12 measures that the bridge 3 is in the pitch position and the limit switch three 13 is triggered (namely the limit switch three 13 is in contact with the trapezoidal block 14), it is indicated that the safety locking pin 7 is aligned with the safety locking hole, the safety locking pin 7 can be inserted into the safety locking hole, a certain distance is kept between the edge of the safety locking pin 7 and the edge of the safety locking hole, and the safety locking pin 7 cannot rub against the safety locking hole in the insertion process.
In the embodiment of the invention, the automatic lifting docking system further comprises a console 1, the console 1 comprises a display screen, a plurality of control buttons, a PLC control system and other related control circuits, and the PLC control system is a control center of the automatic lifting docking system.
The specific operation implementation sequence is as follows:
in the initial state, the safety locking pin 7 is inserted into a certain safety locking hole, and the bridge body 3 is fixed at a certain height. When the control console 1 receives a lifting signal of the bridge body 3, the bridge body 3 automatically rises for a certain distance according to a set program in the PLC control system (before the bridge body rises and falls, the program is executed to ensure that the distance between the edge of the safety locking pin 7 and the edge of the safety locking hole is 10-15mm, the gap avoids the safety locking pin 7 contacting with the edge of the safety locking hole, the safety locking pin is favorably and smoothly pulled out), the front end limit switch II 10 of the safety locking pin 7 contacts the limit plate 11 positioned above, the bridge body 3 stops rising, then the electro-hydraulic push rod 8 gives a program instruction according to the PLC control system to drive the safety locking pin 7 to be pulled out, when the safety locking pin 7 reaches a certain position, the two limit switches I9 are sequentially touched, when the PLC control system receives a signal that the second limit switch I9 is triggered, the PLC control system gives an instruction, the electro-hydraulic push rod 8 stops acting, then, the electro-magnetic control valve connected with the hydraulic oil cylinder 5 acts to drive the bridge body 3 to rise or fall.
The PLC control system measures the distance according to a pull rope sensor fixed at the top end of the upright post 4 and the bridge body 3, the distance is lifted to the right position according to the data of the safety locking hole to be reached set by the PLC control system, the safety locking pin 7 can be inserted into the safety locking hole without obstacle through a third limit switch 13 and a trapezoidal block 14, and the PLC control system gives a command to start an electro-hydraulic push rod 8 and push the safety locking pin 7 to be inserted into the safety locking hole; with the propulsion of the safety locking pin 7, the two first limit switches 9 are sequentially closed, and when the PLC control system receives a signal that the second first limit switch 9 is closed, the PLC control system sends out an instruction, and the electro-hydraulic push rod 8 stops acting; and then the PLC control system sends out an instruction according to the program, the hydraulic oil cylinder 5 drives the bridge body 3 to slowly descend until the second front limit switch 10 of the safety locking pin 7 touches the lower limit plate 11, the PLC control system sends out the instruction, and the hydraulic oil cylinder 5 stops acting, so that the process of automatically lifting the bridge body is completed.
The working principle of the invention patent is as follows: as shown in figure 1, the lifting of the bridge body 3 is realized by a hydraulic oil cylinder 5 suspended on a stand column 4, the actions of inserting and pulling out a safety locking pin 7 into and from a locking box 6 are completed by an electro-hydraulic push rod 8, the actions are reliably completed by firstly programming a certain logic action sequence in a PLC (PLC programming is the prior art and is easy to realize for technicians in the field, so a specific thought is not introduced here) and then connecting an electromagnetic control valve on the hydraulic oil cylinder 5 and a motor on the electro-hydraulic push rod 8 with the PLC, in order to ensure the accuracy of various actions in place, a series of limit travel switches (and connected with a PLC control system circuit) and limit plates 11 are additionally arranged, and an external pull rope sensor is additionally arranged to ensure the automatic control lifting of the bridge body 3.
In addition, the invention can be switched to manual operation under the condition that the automatic control fails. Two persons are required to be matched with each other during manual operation, one person operates at the control console 1, and the other person is responsible for observation. The lifting of the bridge body 3 and the insertion or extraction of the safety locking pin 7 are controlled by the control button.
The above description is only an alternative embodiment of the present invention, and not intended to limit the scope of the present invention, and all modifications and equivalents of the present invention, which are made by the contents of the present specification and the accompanying drawings, or directly/indirectly applied to other related technical fields, are included in the scope of the present invention.
Claims (9)
1. An automatic lifting butt joint system of a boarding device comprises a bridge body (3), a stand column (4) arranged on the seabed near the front edge of a wharf and a hydraulic oil cylinder (5) arranged at the top end of the stand column (4) and used for driving the bridge body (3) to complete pitching action; the method is characterized in that:
the automatic lifting butt joint system comprises a control console (1), a locking box (6) arranged on a pile foundation of the upright post (4) and a locking pin structure arranged on the bridge body (3), wherein the locking pin structure and the locking box (6) are matched with each other to complete locking and fixing of the bridge body (3);
a plurality of reinforcing partition plates (15) are uniformly arranged in the locking box (6) from top to bottom in sequence, a side plate of the locking box (6) facing the sea surface is provided with a plurality of safety locking holes, and the safety locking holes are arranged between every two adjacent reinforcing partition plates (15); two limiting plates (11) are arranged in the safety locking hole along the vertical direction, and a trapezoidal block (14) is arranged on one side of the safety locking hole;
the locking pin structure comprises an electro-hydraulic push rod (8) arranged on the bridge body (3), a safety locking pin (7) arranged at the end part of the electro-hydraulic push rod (8), two limit switches I (9) arranged on the bridge body (3) and used for detecting the position of the safety locking pin (7), two limit switches II (10) arranged at the end part of the safety locking pin (7) and used for being matched with the two limit plates (11) to determine whether the safety locking pin (7) descends or ascends to the right position, and a pull rope displacement sensor (12) arranged on the bridge body (3) and used for being matched with the trapezoidal blocks (14) to determine whether the safety locking pin (7) is aligned with the limit switches III (13) of the safety locking hole and used for determining the pitching position of the bridge body (3).
2. The automatic lifting docking system for a boarding device according to claim 1, characterized in that: the wharf front edge is provided with a rear hinged support seat (2), and the bridge body (3) can be arranged at the wharf front edge in an up-and-down pitching mode through the rear hinged support seat (2).
3. The automatic lifting docking system for a boarding device according to claim 1, characterized in that: the number of the upright posts (4) is two, and the upright posts are symmetrically arranged on two sides of the bridge body (3).
4. The automatic lifting docking system for a boarding device according to claim 1, characterized in that: the locking box (6) is of a long-strip box structure, and the locking box (6) comprises a flat plate and an arc-shaped plate.
5. The automatic lifting docking system for a boarding device according to claim 1, characterized in that: the length of the reinforcing partition plate (15) positioned in the middle of the locking box (6) is greater than that of the reinforcing partition plates (15) at the upper end and the lower end.
6. The automatic lifting docking system for a boarding device according to claim 1, characterized in that: the diameter of the safety locking hole is larger than the diameter of the safety locking pin (7).
7. The automatic lifting docking system for a boarding device according to claim 1, characterized in that: the bridge is characterized in that at least one supporting frame is arranged on the bridge body (3), a through hole is formed in the supporting frame, the inner diameter of the through hole is equal to or larger than the outer diameter of the safety locking pin (7), and the safety locking pin (7) penetrates through the through hole.
8. The automatic lifting docking system for a boarding device according to claim 1, characterized in that: the pull rope displacement sensor (12) is fixed to the top end of the upright post (4), and the pull rope end of the pull rope displacement sensor (12) is fixed to the bridge body (3).
9. The automatic lifting docking system for boarding devices according to any one of claims 1 to 8, characterized in that: the control console (1) comprises a display screen, a plurality of control buttons and a PLC control system.
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| CN202310044551.7A CN115848566B (en) | 2023-01-30 | 2023-01-30 | Automatic lifting docking system of boarding device |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202310044551.7A CN115848566B (en) | 2023-01-30 | 2023-01-30 | Automatic lifting docking system of boarding device |
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| CN115848566A true CN115848566A (en) | 2023-03-28 |
| CN115848566B CN115848566B (en) | 2023-06-23 |
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| KR102295306B1 (en) * | 2021-05-03 | 2021-08-30 | 주식회사 청진 | Class-movable bridge apparatus |
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|---|---|---|---|---|
| EP0287504A1 (en) * | 1987-03-17 | 1988-10-19 | Paul Glassey | Arrangement for adjusting a landing bridge in accordance with the water level |
| CN200998926Y (en) * | 2006-12-20 | 2008-01-02 | 合肥锻压机床有限公司 | Hydraulic press slide block upper limit automatic locking safety apparatus |
| CN107650425A (en) * | 2016-07-26 | 2018-02-02 | 扬州锻压机床股份有限公司 | A kind of controlled pneumatic slider locking device |
| CN106759206A (en) * | 2017-01-13 | 2017-05-31 | 广东精铟海洋工程股份有限公司 | A kind of octagon spud leg with safe float mechanism |
| KR102295306B1 (en) * | 2021-05-03 | 2021-08-30 | 주식회사 청진 | Class-movable bridge apparatus |
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| CN115848566B (en) | 2023-06-23 |
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