Upgraded and transformed shore bridge system and operation process
阅读说明：本技术 一种升级改造后的岸桥系统及运行过程 (Upgraded and transformed shore bridge system and operation process ) 是由 郭树旺 肖强 赵迎九 郑雪峰 于 2019-05-04 设计创作，主要内容包括：本发明涉及港口设备技术领域,特别是一种升级改造后的岸桥系统及运行过程。改造传统岸桥大梁为双梯形四轨道大梁(1),在双梯形四轨道大梁(1)内侧的上小车运行轨道(a16)上行走有上小车(2),在双梯形四轨道大梁(1)外侧的下小车运行轨道(a8)上倒挂有下小车(3),且上小车(2)经吊具(4)起吊集装箱(5)能够通过下小车(3)。本发明在传统岸桥一部作业小车基础上,在原岸桥大梁的外侧增加一部作业小车,两部小车上下布置,巧妙设置下小车空间结构,使两部小车能独立完成作业,且互不干涉；改造后的岸桥两部小车在空间位置上交叉穿越,时间上重叠,装卸效率翻倍。(The invention relates to the technical field of port equipment, in particular to an upgraded and improved shore bridge system and an operation process. The improved traditional shore bridge girder is a double-trapezoid four-rail girder (1), an upper trolley (2) walks on an upper trolley running track (a16) on the inner side of the double-trapezoid four-rail girder (1), a lower trolley (3) is hung upside down on a lower trolley running track (a8) on the outer side of the double-trapezoid four-rail girder (1), and the upper trolley (2) lifts a container (5) through a lifting appliance (4) and can pass through the lower trolley (3). On the basis of one operation trolley of the traditional shore bridge, one operation trolley is additionally arranged on the outer side of a girder of the original shore bridge, the two trolleys are arranged up and down, and the space structure of the lower trolley is ingeniously arranged, so that the two trolleys can independently complete the operation and do not interfere with each other; the two transformed trolleys of the shore bridge cross and cross in the space position, overlap in time and double in loading and unloading efficiency.)
1. A bank bridge system after upgrading and reconstruction is characterized in that a traditional bank bridge girder is reconstructed into a double-trapezoid four-rail girder (1), an upper trolley (2) runs on an upper trolley running track (a16) on the inner side of the double-trapezoid four-rail girder (1), a lower trolley (3) is hung upside down on a lower trolley running track (a8) on the outer side of the double-trapezoid four-rail girder (1), and the upper trolley (2) lifts a container (5) through a lifting appliance (4) and can pass through the lower trolley (3);
the double-trapezoid four-rail girder (1) comprises original box beams (a4), a plate A (a5), a plate B (a6) and a rail bearing beam (a7), the tops of the two original box beams (a4) are connected through a connecting frame (a11) of a shore bridge, the two original box beams (a4) are symmetrically arranged by taking the center of the connecting frame (a11) as an axis, the sections of the bottoms of the two original box beams (a4) are in a right-angle trapezoid shape, the right-angle trapezoid shape comprises a right-angle waist (a12), an oblique waist (a13), an upper bottom (a14) and a lower bottom (a15), the oblique waists (a13) of the bottoms of the two original box beams (a4) are located on the inner side of the shore bridge, the right-angle waist (a12) is located on the outer side of the shore bridge, and the two oblique waists (a13) are provided with symmetrically arranged upper trolley running rails (a 16); the plate B (a6) is laid along the length direction of the original box girder (a4), the plate B (a6) is positioned at the outer side of the lower bottom (a15), one side of the plate B (a6) is connected with one side of the lower bottom (a15), and the plate B (a6) and the lower bottom (a15) are positioned at the same horizontal height; the plate A (a5) is laid along the length direction of the original box girder (a4), one side of the plate A (a5) is connected with one side of the plate B (a6) far away from the lower bottom (a15), and the other side of the plate A (a5) is connected with the outer side of the original box girder (a 4); the end part of the plate B (a6), which is far away from the lower bottom (a15), is provided with a rail bearing beam (a7), and a lower trolley running track (a8) is laid on the rail bearing beam (a 7).
2. The upgraded shore bridge system according to claim 1, wherein the upper trolley (2) comprises an upper trolley body (b9), the spreader (4) comprises a spreader upper frame (b5), and the upper trolley body (b9) is connected with the spreader upper frame (b5) through a steel cable; the upper trolley body (b9) and the upper hanger frame (b5) are further provided with a guide device (b4), the guide device (b4) comprises a guide frame (b7) and a guide rod (b8), the guide frame (b7) is arranged at the top of the upper hanger frame (b5), the guide rod (b8) is arranged at the bottom of the upper trolley body (b9), and the guide frame (b7) can be arranged in the guide rod (b8) in a sliding manner; the guide frame (b7) comprises a guide groove (b10) and a support structure (b11), and the guide groove (b10) is arranged at the top of the support structure (b 11).
3. The upgraded shore bridge system according to claim 1, further comprising a lower trolley travelling mechanism (c7), a lower trolley hoisting mechanism (c8), an upper trolley travelling mechanism (c9), an upper trolley hoisting mechanism (c10), an upper trolley hoisting and winding system, a lower trolley hoisting and winding system (f6), an upper trolley travelling and winding system and a lower trolley travelling and winding system, wherein the upper trolley travelling mechanism (c9) drives the upper trolley (2) to travel along an upper trolley running track (a16) through the upper trolley travelling and winding system, and the upper trolley hoisting mechanism (c10) drives the upper trolley (2) to ascend and descend through the upper trolley hoisting system; the lower trolley travelling mechanism (c7) drives the lower trolley (3) to travel along the lower trolley running track (a8) through the lower trolley travelling winding system; the lower trolley hoisting mechanism (c8) drives the lifting appliance (4) of the lower trolley (3) to take off and land through the lower trolley hoisting winding system (f 6); the lower trolley travelling mechanism (c7), the lower trolley hoisting mechanism (c8), the upper trolley travelling mechanism (c9) and the upper trolley hoisting mechanism (c10) are all arranged in the same machine room (16) of the shore bridge, and the upper trolley hoisting winding system, the lower trolley hoisting winding system (f6), the upper trolley traveling winding system and the lower trolley traveling winding system are effectively staggered on the shore bridge and do not interfere with each other.
4. The upgraded shore bridge system according to claim 3, wherein the upper trolley hoisting mechanism (c10) is provided in front of the upper trolley travelling mechanism (c 9); the lower trolley travelling mechanism (c7) comprises a lower trolley travelling mechanism A (c28) and a lower trolley travelling mechanism B (c29), and the lower trolley travelling mechanism A (c28) and the lower trolley travelling mechanism B (c29) are respectively arranged on the left side and the right side of the upper trolley travelling mechanism (c 9); the lower trolley hoisting mechanism (c8) comprises a lower trolley hoisting mechanism A (c25), a lower trolley hoisting mechanism B (c26) and a floating coupling (c27), the lower trolley hoisting mechanism A (c25) is connected with the lower trolley hoisting mechanism B (c26) through the floating coupling (c27), the floating coupling (c27) is horizontally arranged in a gap between the upper trolley travelling mechanism (c9) and the upper trolley hoisting mechanism (c10), and the lower trolley hoisting mechanism A (c25) and the lower trolley hoisting mechanism B (c26) are respectively arranged on the left side and the right side of the upper trolley hoisting mechanism (c 10).
5. The upgraded shore bridge system according to claim 1, wherein the lower trolley (3) comprises a concave frame (d5), a moving trolley (d6) and wheels (d13), wherein the wheels (d13) are arranged on two sides of the top of the concave frame (d5), the wheels (d13) are arranged on a lower trolley running rail (a8) on the outer side of the double-trapezoid four-rail girder (1) in a rolling manner, the moving trolley (d6) is arranged at the bottom of the concave frame (d5), and a lifting appliance (4) is connected below the moving trolley (d 6).
6. The upgraded shore bridge system according to claim 5, wherein a travelling trolley track is laid at the bottom of the concave frame (d5), the travelling trolley (d6) comprises a trolley body (d10) and travelling wheels (d17), the travelling wheels (d17) are installed at two sides of the bottom of the trolley body (d10), and the travelling wheels (d17) are arranged on the travelling trolley track in a rolling manner.
7. The upgraded shore bridge system according to claim 6, wherein the concave frame (d5) comprises a transverse frame (d4), a first vertical frame group (d8) and a second vertical frame group (d9), wherein one end of the transverse frame (d4) is connected with an end of the first vertical frame group (d8), the other end of the transverse frame (d4) is connected with an end of the second vertical frame group (d9), and the first vertical frame group (d8) and the second vertical frame group (d9) are symmetrically arranged by taking the middle of the transverse frame (d4) as an axis;
the first vertical carriage group (d8) comprises a first vertical rod (d19) and a second vertical rod (d 20); the second vertical carriage group (d9) also comprises a first vertical rod (d19) and a second vertical rod (d 20); the wheel (d13) is arranged at the top end of the first vertical rod (d19), the other end of the first vertical rod (d19) is connected with the end part of the second vertical rod (d20), and one end, far away from the first vertical rod (d19), of the second vertical rod (d20) is connected with the transverse frame (d 4).
8. The upgraded shore bridge system according to claim 7, wherein a horizontal guide wheel set (d7) is further mounted on the top of the concave frame (d5), and the horizontal guide wheel set (d7) is arranged on the outer side of the wheel (d 13); the horizontal guide wheel set (d7) comprises a horizontal wheel (d18) and a rotating shaft (d21), and the horizontal wheel (d18) is coaxially sleeved on the rotating shaft (d21) and can rotate around the rotating shaft (d 7); the horizontal wheel (d18) is in an inverted horn shape.
9. The upgraded shore bridge system according to claim 7, wherein a trolley moving device (e7) is further mounted on each side of the moving trolley (d6), the trolley moving device (e7) comprises a motor (e18), a speed reducer (e21), an electric push rod (e22) and a support (e23), wherein the motor (e18) is connected with the speed reducer (e21) through a shaft, the speed reducer (e21) is connected with the electric push rod (e22) through a shaft, one end of the electric push rod (e22) far away from the speed reducer (e21) is connected with a trolley body (d10) of the moving trolley (d6), and the bottom of the electric push rod (e22) is fixed on the transverse trolley frame (d4) through the support (e 23).
10. The upgraded shore bridge system according to claim 4, wherein the lower trolley hoisting mechanism A (c25) comprises a hoisting drum A (f23), a motor (f28) and a speed reducer (f29), wherein the speed reducer (f29) is coaxially connected to one side of the motor (f28), and the hoisting drum A (f23) is axially connected to the other side of the motor (f 28); the lower trolley hoisting mechanism B (c26) comprises a hoisting winding drum B (f18), a motor (f28) and a speed reducer (f29), wherein one side of the motor (f28) is coaxially connected with the speed reducer (f29), and the other side of the motor (f28) is axially connected with the hoisting winding drum B (f 18).
11. The upgraded shore bridge system according to claim 9 or 10, wherein the lower trolley hoisting winding system (f6) comprises a lower trolley hoisting winding a (f26) and a lower trolley hoisting winding B (f27), the lower trolley hoisting mechanism a (c25) drives the lifting appliance (4) of the lower trolley (3) to ascend and descend through the lower trolley hoisting winding a (f26), and the lower trolley hoisting mechanism B (c26) drives the lifting appliance (4) of the lower trolley (3) to ascend and descend through the lower trolley hoisting winding B (f 27).
12. The upgraded shore bridge system according to claim 11, wherein the concave frame (d5) comprises a transverse frame (d4), a first vertical frame group (d8) and a second vertical frame group (d9), wherein one end of the transverse frame (d4) is connected with an end of the first vertical frame group (d8), the other end of the transverse frame (d4) is connected with an end of the second vertical frame group (d9), and the first vertical frame group (d8) and the second vertical frame group (d9) are symmetrically arranged by taking the middle of the transverse frame (d4) as an axis; the top of the first vertical frame group (d8) is also connected with a first horizontal bracket A (34), and the top of the second vertical frame group (d9) is also connected with a first horizontal bracket B (35);
the lower trolley lifting winding A (f26) comprises a first shore bridge direction-changing pulley (f30) and a second shore bridge direction-changing pulley (f31) which are arranged on a shore bridge, and also comprises a thirteenth pulley (113), a fourteenth pulley (114), a fifteenth pulley (115), a twenty-second pulley (122) and a twenty-third pulley (123) which are arranged on a first horizontal support A (f34), the third pulley (124) further comprises a sixteenth pulley (116) and a twenty-first pulley (121) which are arranged on the first vertical frame group (d8), a seventeenth pulley (117), an eighteenth pulley (118), a nineteenth pulley (119) and a twentieth pulley (120) which are arranged on the transverse frame (d4), a hanger pulley A (f19) which is arranged on a hanger (4) of the lower trolley (3), and a shore bridge pulley A (f21) which is arranged on a double-trapezoid four-rail girder (1) of the shore bridge;
the lower trolley lifting winding group B (f27) comprises a lifting steel wire rope A (f17), a third shore bridge direction-changing pulley (f32) and a fourth shore bridge direction-changing pulley (f33) which are arranged on a shore bridge, a first pulley (101), a second pulley (102), a third pulley (103), a tenth pulley (110) and an eleventh pulley (111) which are arranged on a first horizontal support B (f35), the twelfth pulley (112) further comprises a fourth pulley (104) and a ninth pulley (109) which are arranged on a second vertical frame group (d9), a fifth pulley (105), a sixth pulley (106), a seventh pulley (107) and an eighth pulley (108) which are arranged on a transverse frame (d4), a hanger pulley B (f20) which is arranged on a hanger (4) of a lower trolley (3), and a shore bridge pulley B (f22) which is arranged on a double-trapezoid four-rail girder (1) of a shore bridge;
one end of a hoisting steel wire rope A (f17) is wound on a hoisting drum B (f18), the other end of the hoisting steel wire rope A (f17) firstly winds a third shore bridge redirection pulley (f32) from the upper part, then winds a fourth shore bridge redirection pulley (f33) from the lower part, then winds a first pulley (101) from the lower part, turns 180 degrees, winds a second pulley (102), then turns 180 degrees, winds a third pulley (103), then winds a fourth pulley (104) downwards, continues to wind a fifth pulley (105) downwards, then winds a sixth pulley (106) after horizontally turning, vertically turns and winds a hanger pulley B (f20), then vertically turns 180 degrees upwards, winds a seventh pulley (107), then winds an eighth pulley (108) downwards, then vertically winds a ninth pulley (109), then winds a tenth pulley (110) upwards, then winds an eleventh pulley (111), then horizontally turns 180 degrees, and finally winds a fourth pulley (111) and finally winds a fourth pulley (f32) and a fourth pulley (105) and a fifth pulley, continuously winds the twelfth pulley (112), horizontally turns 180 degrees, winds the shore bridge pulley B (f22), then winds the shore bridge pulley A (f21), then winds the thirteenth pulley (113), turns 180 degrees, winds the fourteenth pulley (114), turns 180 degrees, winds the fifteenth pulley (115), turns downwards, winds the sixteenth pulley (116), continues downwards to wind the seventeenth pulley (117), horizontally turns to wind the eighteenth pulley (118), vertically turns to wind the sling pulley A (f19), turns 180 degrees, winds the nineteenth pulley (119), then winds the twentieth pulley (120), then winds the twenty-first pulley (121), then winds the twenty-second pulley (122), then winds the twenty-third pulley (123), turns 180 degrees, winds the twenty-fourth pulley (124), turns 180 degrees, winds the second shore bridge redirection pulley (f31), then the cable passes by a first shore bridge redirection pulley (f30) and finally is wound on a lifting reel A (f 23).
13. The upgraded shore bridge system according to claim 12, wherein the outer side surface of the double-trapezoid four-rail girder (1) is further provided with a plurality of hauling rope frames (f24) along the length direction of the girder, and the hoisting steel wire rope a (f17) is arranged on the hauling rope frames (f 24).
14. The upgraded shore bridge system according to claim 2, wherein the upper trolley body (b9) and the spreader upper frame (b5) are connected at both sides by a cable, and the guiding device (b4) is arranged at the inner side of the cable.
15. An operation process of an upgraded shore bridge system, which uses the upgraded shore bridge system according to any one of claims 1 to 14, comprising the steps of: the traditional girder of the shore bridge is transformed into a double-trapezoid four-rail girder (1), an upper trolley (2) runs on an upper trolley running track (a16) on the inner side of the double-trapezoid four-rail girder (1), a lower trolley (3) is hung upside down on a lower trolley running track (a8) on the outer side of the double-trapezoid four-rail girder (1), and the upper trolley (2) lifts a container (5) through a lifting appliance (4) and can pass through the lower trolley (3);
the upper trolley travelling mechanism (c9) drives the upper trolley (2) to travel along the upper trolley running track (a16) through the upper trolley travelling winding system, and the upper trolley hoisting mechanism (c10) drives the upper trolley (2) to take off and land through the upper trolley hoisting winding system; the lower trolley travelling mechanism (c7) drives the lower trolley (3) to travel along the lower trolley running track (a8) through the lower trolley travelling winding system; the lower trolley hoisting mechanism (c8) drives the lifting appliance (4) of the lower trolley (3) to take off and land through the lower trolley hoisting winding system (f 6); the lower trolley travelling mechanism (c7), the lower trolley hoisting mechanism (c8), the upper trolley travelling mechanism (c9) and the upper trolley hoisting mechanism (c10) are all arranged in the same machine room (16) of the shore bridge, and the upper trolley hoisting winding system, the lower trolley hoisting winding system (f6), the upper trolley traveling winding system and the lower trolley traveling winding system are effectively staggered on the shore bridge and do not interfere with each other.
Technical Field
The invention relates to the technical field of port equipment, in particular to an upgraded and improved shore bridge system and an operation process.
Background
The rapid development of the world economy drives the rapid development of shipping logistics, and the throughput of global containers is continuously increased. In order to reduce transportation cost, container ships are continuously enlarged, and 3E-class container ships with a container loading capacity of 22000TEU are put into use, so that higher loading and unloading efficiency of ports is required. The container shore bridge is used as key loading and unloading equipment of the container wharf, directly works on a ship and plays an important role in the overall loading and unloading efficiency of the wharf. At present, the most applied traditional single-trolley shore bridge at home and abroad adopts a mode of loading and unloading containers by using a single trolley, the single-trolley loading and unloading efficiency reaches the limit, and the requirement of a wharf on the loading and unloading efficiency cannot be met. When facing large container ship, adopt the mode that increases bank bridge operation quantity to improve handling efficiency when ship more, receive bank bridge operation interval, simply increase bank bridge operation quantity and can not satisfy the demand of shipping customer to efficiency when ship. If the traditional single-trolley shore bridge is directly abandoned and a more advanced shore bridge system is newly built and replaced, huge investment cost and great waste of the existing resources are faced. Therefore, in order to reduce the investment cost and improve the loading and unloading efficiency of the traditional shore bridge, the traditional thinking needs to be broken through, and the traditional shore bridge is upgraded and reformed.
Disclosure of Invention
The invention aims to provide an upgraded and reformed shore bridge system, wherein on the basis of one operation trolley of the traditional shore bridge, one operation trolley is additionally arranged on the outer side of a girder of the original shore bridge, the two trolleys are arranged up and down, and the space structure of the lower trolley is ingeniously arranged, so that the two trolleys can independently complete the operation and do not interfere with each other; meanwhile, the cross section form of the girder of the existing shore bridge is improved so as to meet the laying of the running track of the lower trolley; the invention can greatly improve the loading and unloading efficiency of the original shore bridge without newly building and replacing the shore bridge and with smaller upgrading and reconstruction investment, and the two trolleys of the reconstructed shore bridge cross and pass through in spatial positions and overlap in time, thus doubling the loading and unloading efficiency. The operation process of the shore bridge system after upgrading and transformation is further provided, the existing shore bridge of the container terminal is upgraded and transformed, the problem that the loading and unloading efficiency of the existing shore bridge is improved and the encountered bottleneck is solved, the overall loading and unloading efficiency of the terminal is improved, and the berth passing capacity of the terminal is improved.
In order to solve the technical problems, the invention adopts the following technical scheme:
the utility model provides a bank bridge system after upgrading transformation, reforms transform traditional bank bridge girder and be two trapezoidal four-rail girder, has walked on the dolly orbit of going up of two trapezoidal four-rail girder inboards and has gone up the dolly, has hung upside down the dolly on the dolly orbit of going down in the two trapezoidal four-rail girder outsides, and goes up the dolly and lift by crane the container through the hoist and can pass through dolly down. The double-trapezoid four-rail girder comprises original box girders, a plate A, a plate B and rail bearing girders, wherein the tops of the two original box girders are connected through a connecting frame of a shore bridge, the two original box girders are symmetrically arranged by taking the center of the connecting frame as an axis, the cross sections of the bottoms of the two original box girders are right-angled trapezoids, each right-angled trapezium comprises a right-angled waist, an oblique waist, an upper bottom and a lower bottom, the oblique waists of the bottoms of the two original box girders are positioned at the inner side of the shore bridge, the right-angled waists are positioned at the outer side of the shore bridge, and upper trolley running rails which are symmetrically arranged are arranged on the two oblique waists; the plate B is laid along the length direction of the original box girder, the plate B is positioned on the outer side of the lower bottom, one side of the plate B is connected with one side of the lower bottom, and the plate B and the lower bottom are positioned at the same horizontal height; the plate A is laid along the length direction of the original box-shaped beam, one side of the plate A is connected with one side of the plate B far away from the lower bottom, and the other side of the plate A is connected with the outer side of the original box-shaped beam; and the end part of the plate B far away from the lower bottom is provided with a rail bearing beam, and a lower trolley running track is laid on the rail bearing beam. The invention improves the traditional girder of the shore bridge, two plates are respectively added on the outer sides of two original box beams to form a double-trapezoid cross-section beam, a rail bearing beam is added on the outer side of the double-trapezoid cross-section beam, and a running track of a lower trolley is laid for bearing the newly-added inverted lower trolley. The original track gauge of the upper trolley running track of the original box-shaped beam is unchanged, and the upper trolley runs on two upper trolley running tracks which are symmetrically arranged. A lower trolley is added on the track on the outer side of the original box girder. The two trolleys are arranged up and down, the space structure of the lower trolley is ingeniously arranged, the trolley on the bank bridge after transformation can cross and pass through the lower trolley in space, mutual interference is avoided, operation of one trolley on the bank bridge is changed into operation of the two trolleys, and operation efficiency of the bank bridge is greatly improved. The invention can greatly improve the loading and unloading efficiency of the original shore bridge without newly building and replacing the shore bridge and with smaller upgrading and reconstruction investment, and the two trolleys of the reconstructed shore bridge cross and pass through in spatial positions and overlap in time, thus doubling the loading and unloading efficiency.
In the upgraded and transformed shore bridge system, the upper trolley comprises an upper trolley body, the lifting appliance comprises an upper lifting appliance rack, and the upper trolley body is connected with the upper lifting appliance rack through a steel cable; the upper trolley body and the upper hanger frame are also provided with a guide device, the guide device comprises a guide frame and a guide rod, the guide frame is arranged at the top of the upper hanger frame, the guide rod is arranged at the bottom of the upper trolley body, and the guide frame is slidably arranged in the guide rod; the guide frame comprises a guide groove and a supporting structure, and the guide groove is arranged at the top of the supporting structure. When the container lifted by the upper trolley is lifted to the highest position and passes through the lower trolley, the guide rod is smoothly inserted into the guide groove to limit the swinging of the lifting appliance and the container, so that the container lifted by the upper trolley can pass through the lower trolley without interference. The two transformed trolleys of the shore bridge are safely and stably crossed and penetrated in space positions, are overlapped in time, and the loading and unloading efficiency is doubled.
The upgraded shore bridge system further comprises a lower trolley travelling mechanism, a lower trolley lifting mechanism, an upper trolley travelling mechanism, an upper trolley lifting winding system, a lower trolley lifting winding system, an upper trolley travelling winding system and a lower trolley travelling winding system, wherein the upper trolley travelling mechanism drives the upper trolley to travel along the upper trolley running track through the upper trolley travelling winding system, and the upper trolley lifting mechanism drives the upper trolley to ascend and descend through the upper trolley lifting winding system; the lower trolley travelling mechanism drives the lower trolley to travel along the lower trolley running track through the lower trolley travelling winding system; the lower trolley lifting mechanism drives a lifting appliance of the lower trolley to lift and descend through the lower trolley lifting winding system; the lower trolley travelling mechanism, the lower trolley lifting mechanism, the upper trolley travelling mechanism and the upper trolley lifting mechanism are all arranged in the same machine room of the shore bridge, and the upper trolley lifting winding system, the lower trolley lifting winding system, the upper trolley travelling winding system and the lower trolley travelling winding system are effectively staggered on the shore bridge and do not interfere with each other. According to the invention, the installation positions of the upper trolley lifting and winding system, the lower trolley lifting and winding system, the upper trolley walking and winding system and the lower trolley walking and winding system are reasonably arranged, so that the interference phenomenon is not generated when the upper trolley lifting and winding system, the lower trolley lifting and winding system, the upper trolley walking and winding system and the lower trolley walking and winding system run on a shore bridge, and the opposite-penetrating stable running of the upper trolley and the lower trolley is ensured.
In the upgraded and transformed shore bridge system, the upper trolley lifting mechanism is arranged in front of the upper trolley travelling mechanism; the lower trolley travelling mechanism comprises a lower trolley travelling mechanism A and a lower trolley travelling mechanism B, and the lower trolley travelling mechanism A and the lower trolley travelling mechanism B are respectively arranged on the left side and the right side of the upper trolley travelling mechanism; the lower trolley hoisting mechanism comprises a lower trolley hoisting mechanism A, a lower trolley hoisting mechanism B and a floating coupling, the lower trolley hoisting mechanism A is connected with the lower trolley hoisting mechanism B through the floating coupling, the floating coupling is horizontally arranged in a gap between the upper trolley travelling mechanism and the upper trolley hoisting mechanism, and the lower trolley hoisting mechanism A and the lower trolley hoisting mechanism B are respectively arranged on the left side and the right side of the upper trolley hoisting mechanism. Because the space of the machine room is limited, the invention can also arrange a newly-increased lower trolley travelling mechanism and a newly-increased lower trolley lifting mechanism on the premise of arranging the upper trolley travelling mechanism and the upper trolley lifting mechanism, does not need to newly establish the machine room, reduces the reconstruction cost and fully utilizes the residual space of the original machine room. The invention designs a novel lower trolley hoisting mechanism, which particularly comprises a lower trolley hoisting mechanism A, a lower trolley hoisting mechanism B and a floating coupling, wherein the floating coupling is arranged to ensure that the lower trolley hoisting mechanism A and the lower trolley hoisting mechanism B run synchronously, so that the problem that a lifting appliance of a driven lower trolley is inclined due to asynchronous running of the two mechanisms is solved, and the novel lower trolley hoisting mechanism is a great innovation; in addition, because the space of the machine room is limited, in order to arrange the newly-added lower trolley hoisting mechanism A and the newly-added lower trolley hoisting mechanism B, the machine room does not need to be newly built, the transformation cost is reduced, the floating coupling plays a good coherent role, the floating coupling is arranged in a small size, the left side and the right side of the floating coupling are respectively connected with the lower trolley hoisting mechanism A and the lower trolley hoisting mechanism B, the residual space of the original machine room is fully utilized, the space utilization rate is improved, and the stable operation of the newly-added lower trolley can be ensured. Specifically, the lower trolley travelling mechanism A comprises a travelling winding drum A, a motor and a speed reducer, wherein one side shaft of the speed reducer is connected with the motor, and the other side shaft of the speed reducer is connected with the travelling winding drum A. The lower trolley travelling mechanism B comprises a travelling winding drum B, a motor and a speed reducer, wherein one side of the speed reducer is connected with the motor in a shaft mode, and the other side of the speed reducer is connected with the travelling winding drum B in a shaft mode.
In the upgraded and transformed shore bridge system, the lower trolley comprises a concave frame, a movable trolley and wheels, wherein the wheels are arranged on two sides of the top of the concave frame, the wheels are arranged on a lower trolley running track on the outer side of the double-trapezoid four-rail girder in a rolling manner, the movable trolley is arranged at the bottom of the concave frame, and a lifting appliance is connected below the movable trolley. The lower trolley is provided with a concave frame, and the concave frame forms a concave semi-closed space in a space which is enough for the upper trolley to hang the container without interference; compared with a U-shaped frame of a novel quayside crane trolley, the structure can realize the passing-through of the upper trolley in the concave lower trolley space without changing the position of the double-trapezoid four-rail crossbeam, and the investment is saved. The movable trolley is used for bearing a lifting appliance and can move on the concave frame.
According to the bank bridge system after upgrading and transformation, the concave frame bottom is paved with the movable trolley track, the movable trolley comprises a trolley body and walking wheels, the walking wheels are installed on two sides of the bottom of the trolley body, and the walking wheels are arranged on the movable trolley track in a rolling mode.
The bank bridge system after aforementioned upgrading transformation, the spill frame includes horizontal frame, first vertical frame group, the vertical frame group of second, and wherein the end connection of the one end of horizontal frame and first vertical frame group, the other end of horizontal frame and the end connection of the vertical frame group of second, the structure of first vertical frame group, the vertical frame group of second uses horizontal frame middle part to be the axle and is symmetrical arrangement. The first vertical frame group comprises a first vertical rod and a second vertical rod; the second vertical frame group also comprises a first vertical rod and a second vertical rod; the top of first vertical pole is located to the wheel, the end connection of the other end and the second vertical pole of first vertical pole, and the one end and the horizontal frame connection of first vertical pole are kept away from to the second vertical pole. The arrangement mode does not need to change the distance between the girders of the traditional shore bridge, can realize the cross crossing operation between the upper trolley and the lower trolley on the premise of lower upgrading and reconstruction cost, and can also avoid the occurrence of interference condition.
In the upgraded and transformed shore bridge system, the top of the concave frame is also provided with a horizontal guide wheel set, and the horizontal guide wheel set is arranged on the outer side of the wheel; the horizontal guide wheel set comprises a horizontal wheel and a rotating shaft, and the horizontal wheel is coaxially sleeved on the rotating shaft and can rotate around the rotating shaft; the horizontal wheel is in an inverted horn shape. The horizontal guide wheel set can prevent the wheels of the lower trolley from deviating and reduce the abrasion of the running track of the lower trolley. Specifically, the horizontal guide wheel set can be abutted against the outer side of the wheel when the lower trolley is laterally deviated, and the lateral deviation of the wheel is corrected by utilizing a reverse force. In addition, when the lower trolley deviates from the lower trolley running track, the horizontal wheels rotate around the rotating shafts on the side surfaces of the lower trolley running track, so that friction can be reduced, and abrasion of the lower trolley running track is reduced.
According to the shore bridge system after upgrading and transformation, the two sides of the moving trolley are also provided with the trolley moving device, the trolley moving device comprises a motor, a speed reducer, an electric push rod and a support, the motor is connected with the speed reducer shaft, the speed reducer is connected with the electric push rod shaft, one end, far away from the speed reducer, of the electric push rod is connected with the trolley body of the moving trolley, and the bottom of the electric push rod is fixed on the transverse frame through the support. The trolley moving device has multiple functions, namely, the function one is to control the accurate movement of the moving trolley; and the second function is that the movable trolley can be fixed. Specifically, the motor provides power to realize the stretching of the electric push rod, the electric push rod is connected with the trolley body to further control the moving position of the moving trolley, and the speed reducer can also adjust the speed. The trolley moving device controls the moving trolley to realize the displacement of the lifting appliance, so that the box-making operation is completed, the fine adjustment process is quick and convenient, and the loading and unloading efficiency is improved. The trolley moving device limits the displacement of the moving trolley on the moving trolley track, and fixes the moving trolley when the electric push rod is locked, so that the moving trolley is prevented from shaking due to external force action such as cross wind and the like, and potential safety hazards are generated.
In the upgraded and transformed shore bridge system, the lower trolley lifting mechanism a comprises a lifting winding drum a, a motor and a speed reducer, wherein one side of the motor is coaxially connected with the speed reducer, and the other side of the motor is axially connected with the lifting winding drum a; the lower trolley lifting mechanism B comprises a lifting winding drum B, a motor and a speed reducer, wherein one side of the motor is coaxially connected with the speed reducer, and the other side of the motor is axially connected with the lifting winding drum B.
In the upgraded and transformed shore bridge system, the lower trolley lifting and winding system comprises a lower trolley lifting and winding group a and a lower trolley lifting and winding group B, the lower trolley lifting mechanism a drives the lifting appliance of the lower trolley to lift through the lower trolley lifting and winding group a, and meanwhile, the lower trolley lifting mechanism B drives the lifting appliance of the lower trolley to lift through the lower trolley lifting and winding group B.
In the upgraded and transformed shore bridge system, the concave frame comprises a transverse frame, a first vertical frame group and a second vertical frame group, wherein one end of the transverse frame is connected with the end part of the first vertical frame group, the other end of the transverse frame is connected with the end part of the second vertical frame group, and the first vertical frame group and the second vertical frame group are symmetrically arranged by taking the middle part of the transverse frame as an axis; the top of the first vertical frame group is further connected with a first horizontal support A, and the top of the second vertical frame group is further connected with a first horizontal support B. The lower trolley hoisting winding group A comprises a first shore bridge direction-changing pulley and a second shore bridge direction-changing pulley which are installed on a shore bridge, and further comprises a thirteenth pulley, a fourteenth pulley, a fifteenth pulley, a twenty-second pulley, a twenty-third pulley and a twenty-fourth pulley which are installed on a first horizontal support A, and further comprises a sixteenth pulley and a twenty-first pulley which are installed on a first vertical frame group, and further comprises a seventeenth pulley, an eighteenth pulley, a nineteenth pulley and a twentieth pulley which are installed on a transverse frame, and further comprises a lifting appliance pulley A which is installed on a lifting appliance of the lower trolley, and further comprises a shore bridge pulley A which is installed on a double-trapezoid four-rail girder of the shore bridge. The lower trolley lifting winding group B comprises a lifting steel wire rope A, a third shore bridge direction-changing pulley and a fourth shore bridge direction-changing pulley which are installed on a shore bridge, a first pulley, a second pulley, a third pulley, a tenth pulley, an eleventh pulley and a twelfth pulley which are installed on a first horizontal support B, a fourth pulley and a ninth pulley which are installed on a second vertical trolley frame group, a fifth pulley, a sixth pulley, a seventh pulley and an eighth pulley which are installed on a transverse trolley frame, a lifting appliance pulley B installed on a lifting appliance of the lower trolley, and a shore bridge pulley B installed on a double-trapezoid four-rail girder of the shore bridge. Specifically, one end of a hoisting steel wire rope A is wound on a hoisting drum B, the other end of the hoisting steel wire rope A firstly winds a third shore bridge redirection pulley from the upper part, then winds a fourth shore bridge redirection pulley from the lower part, then winds a first pulley from the lower part, then turns 180 degrees to wind a second pulley, then turns 180 degrees to wind a third pulley, then winds a fourth pulley downwards, continues to wind a fifth pulley downwards, then horizontally turns to wind a sixth pulley, vertically turns to wind a hanger pulley B, then vertically turns upwards to wind a seventh pulley by 180 degrees, then winds an eighth pulley downwards, then winds a ninth pulley vertically upwards, then winds a tenth pulley upwards, then winds an eleventh pulley, then horizontally turns 180 degrees to wind a twelfth pulley, winds a shore bridge redirection pulley B after horizontally turns 180 degrees, then turns to wind a shore bridge pulley A, then turns to wind a thirteenth pulley, the pulley is turned to 180 degrees and then bypasses a fourteenth pulley, is turned to 180 degrees and then bypasses a fifteenth pulley, then bypasses a sixteenth pulley, continues to bypass a seventeenth pulley, is horizontally turned and then bypasses an eighteenth pulley, is vertically turned and then bypasses a hanger pulley A, is turned to 180 degrees and then bypasses a nineteenth pulley, then bypasses a twentieth pulley, then bypasses a twenty-first pulley, then bypasses a twenty-second pulley, then bypasses a twenty-third pulley, is turned to 180 degrees and then bypasses a twenty-fourteen pulley, is turned to 180 degrees and then bypasses a second shore bridge direction-changing pulley, then bypasses a first shore bridge direction-changing pulley, and finally is wound on a lifting drum A.
In the upgraded and transformed shore bridge system, the outer side surface of the double-trapezoid four-rail girder is further provided with a plurality of rope dragging frames along the length direction of the girder, and the hoisting steel wire rope A is arranged on the rope dragging frames.
In the upgraded and transformed shore bridge system, the upper trolley body is connected with two sides of the upper frame of the lifting appliance through the steel cable, and the guide device is arranged on the inner side of the steel cable. The arrangement mode that the flexible connecting piece is arranged on the outer side and the rigid connecting piece is arranged on the inner side enables the running process to be smoother and not interfered too much when the upper trolley and the lower trolley are not crossed.
The operation process of the upgraded and transformed shore bridge system comprises the following steps: the improved traditional shore bridge girder is a double-trapezoid four-rail girder, an upper trolley is arranged on an upper trolley running rail on the inner side of the double-trapezoid four-rail girder in a walking mode, a lower trolley is inversely hung on a lower trolley running rail on the outer side of the double-trapezoid four-rail girder, and the upper trolley can pass through the lower trolley after being hoisted by a lifting appliance. The upper trolley travelling mechanism drives the upper trolley to travel along the upper trolley running track through the upper trolley travelling winding system, and the upper trolley hoisting mechanism drives the upper trolley to take off and land through the upper trolley hoisting winding system; the lower trolley travelling mechanism drives the lower trolley to travel along the lower trolley running track through the lower trolley travelling winding system; the lower trolley lifting mechanism drives a lifting appliance of the lower trolley to lift and descend through the lower trolley lifting winding system; the lower trolley travelling mechanism, the lower trolley lifting mechanism, the upper trolley travelling mechanism and the upper trolley lifting mechanism are all arranged in the same machine room of the shore bridge, and the upper trolley lifting winding system, the lower trolley lifting winding system, the upper trolley travelling winding system and the lower trolley travelling winding system are effectively staggered on the shore bridge and do not interfere with each other.
Compared with the prior art, the invention has the advantages that:
1. the invention improves the traditional girder of the shore bridge, two plates are respectively added on the outer sides of two original box beams to form a double-trapezoid cross-section beam, a rail bearing beam is added on the outer side of the double-trapezoid cross-section beam, and a running track of a lower trolley is laid for bearing the newly-added inverted lower trolley. The original track gauge of the upper trolley running track of the original box-shaped beam is unchanged, and the upper trolley runs on two upper trolley running tracks which are symmetrically arranged. A lower trolley is added on the track on the outer side of the original box girder. The two trolleys are arranged up and down, the space structure of the lower trolley is ingeniously arranged, the trolley on the bank bridge after transformation can cross and pass through the lower trolley in space, mutual interference is avoided, operation of one trolley on the bank bridge is changed into operation of the two trolleys, and operation efficiency of the bank bridge is greatly improved. The invention can greatly improve the loading and unloading efficiency of the original shore bridge without newly building and replacing the shore bridge and with smaller upgrading and reconstruction investment, and the two trolleys of the reconstructed shore bridge cross and pass through in spatial positions and overlap in time, thus doubling the loading and unloading efficiency.
2. The guide device has the function that when the upper trolley lifts the container to the highest position and passes through the lower trolley, the guide rod is smoothly inserted into the guide groove to limit the swinging of the lifting appliance and the container, so that the container lifted by the upper trolley can pass through the lower trolley without interference. The two transformed trolleys of the shore bridge are safely and stably crossed and penetrated in space positions, are overlapped in time, and the loading and unloading efficiency is doubled. The arrangement mode enables the guide rod to enter the guide groove more smoothly when the distance between the upper trolley and the upper frame of the lifting appliance is reduced through the contraction of the steel cable, or enter the supporting structure through the guide groove, so that the two trolleys can cross and pass through stably; the arrangement mode that the flexible connecting piece is arranged on the outer side and the rigid connecting piece is arranged on the inner side enables the running process to be smoother and not interfered too much when the upper trolley and the lower trolley are not crossed.
3. According to the invention, the installation positions of the upper trolley lifting and winding system, the lower trolley lifting and winding system, the upper trolley walking and winding system and the lower trolley walking and winding system are reasonably arranged, so that the interference phenomenon is not generated when the upper trolley lifting and winding system, the lower trolley lifting and winding system, the upper trolley walking and winding system and the lower trolley walking and winding system run on a shore bridge, and the opposite-penetrating stable running of the upper trolley and the lower trolley is ensured.
4. Because the space of the machine room is limited, the invention can also arrange a newly-increased lower trolley travelling mechanism and a newly-increased lower trolley lifting mechanism on the premise of arranging the upper trolley travelling mechanism and the upper trolley lifting mechanism, does not need to newly establish the machine room, reduces the reconstruction cost and fully utilizes the residual space of the original machine room. The invention designs a novel lower trolley hoisting mechanism, which particularly comprises a lower trolley hoisting mechanism A, a lower trolley hoisting mechanism B and a floating coupling, wherein the floating coupling is arranged to ensure that the lower trolley hoisting mechanism A and the lower trolley hoisting mechanism B run synchronously, so that the problem that a lifting appliance of a driven lower trolley is inclined due to asynchronous running of the two mechanisms is solved, and the novel lower trolley hoisting mechanism is a great innovation; in addition, because the space of the machine room is limited, in order to arrange the newly-added lower trolley hoisting mechanism A and the newly-added lower trolley hoisting mechanism B, the machine room does not need to be newly built, the transformation cost is reduced, the floating coupling plays a good coherent role, the floating coupling is arranged in a small size, the left side and the right side of the floating coupling are respectively connected with the lower trolley hoisting mechanism A and the lower trolley hoisting mechanism B, the residual space of the original machine room is fully utilized, the space utilization rate is improved, and the stable operation of the newly-added lower trolley can be ensured. Specifically, the lower trolley travelling mechanism A comprises a travelling winding drum A, a motor and a speed reducer, wherein one side shaft of the speed reducer is connected with the motor, and the other side shaft of the speed reducer is connected with the travelling winding drum A. The lower trolley travelling mechanism B comprises a travelling winding drum B, a motor and a speed reducer, wherein one side of the speed reducer is connected with the motor in a shaft mode, and the other side of the speed reducer is connected with the travelling winding drum B in a shaft mode.
5. The lower trolley is provided with a concave frame, and the concave frame forms a concave semi-closed space in a space which is enough for the upper trolley to hang the container without interference; compared with a U-shaped frame of a novel quayside crane trolley, the structure can realize the passing-through of the upper trolley in the concave lower trolley space without changing the position of the double-trapezoid four-rail crossbeam, and the investment is saved. The movable trolley is used for bearing a lifting appliance and can move on the concave frame.
6. The arrangement mode does not need to change the distance between the girders of the traditional shore bridge, can realize the cross crossing operation between the upper trolley and the lower trolley on the premise of lower upgrading and reconstruction cost, and can also avoid the occurrence of interference condition.
7. The horizontal guide wheel set can prevent the wheels of the lower trolley from deviating and reduce the abrasion of the running track of the lower trolley. Specifically, the horizontal guide wheel set can be abutted against the outer side of the wheel when the lower trolley is laterally deviated, and the lateral deviation of the wheel is corrected by utilizing a reverse force. In addition, when the lower trolley deviates from the lower trolley running track, the horizontal wheels rotate around the rotating shafts on the side surfaces of the lower trolley running track, so that friction can be reduced, and abrasion of the lower trolley running track is reduced.
8. The trolley moving device has multiple functions, namely, the function one is to control the accurate movement of the moving trolley; and the second function is that the movable trolley can be fixed. Specifically, the motor provides power to realize the stretching of the electric push rod, the electric push rod is connected with the trolley body to further control the moving position of the moving trolley, and the speed reducer can also adjust the speed. The trolley moving device controls the moving trolley to realize the displacement of the lifting appliance, so that the box-making operation is completed, the fine adjustment process is quick and convenient, and the loading and unloading efficiency is improved. The trolley moving device limits the displacement of the moving trolley on the moving trolley track, and fixes the moving trolley when the electric push rod is locked, so that the moving trolley is prevented from shaking due to external force action such as cross wind and the like, and potential safety hazards are generated.
Drawings
FIG. 1 is a schematic structural view of a double-trapezoid four-rail girder according to the present invention;
FIG. 2 is a schematic structural view of an upper cart and a lower cart used in the present invention;
FIG. 3 is a schematic view of the structure of the guide bar of the present invention engaged with the upper cart body;
fig. 4 is a schematic structural view of the guide frame and the upper hanger frame in the invention;
FIG. 5 is a schematic layout of a machine room according to the present invention;
FIG. 6 is a front view of the upper carriage and lower carriage combination of the present invention;
FIG. 7 is a side view of the upper carriage in cooperation with the lower carriage of the present invention;
FIG. 8 is a schematic view of the structure of the traveling carriage according to the present invention;
FIG. 9 is a schematic view of the construction of the horizontal guide wheel assembly of the present invention;
FIG. 10 is a schematic view showing the structure of the carriage moving device according to the present invention;
FIG. 11 is a schematic structural view of a lower trolley lifting and winding system of the present invention;
fig. 12 is a structural schematic diagram of a lower trolley hoisting mechanism in the invention.
The meaning of the reference numerals: 1-double trapezoid four-rail girder, 2-upper trolley, 3-lower trolley, 4-spreader, 5-container, 16-machine room; a 4-original box girder, a 5-plate A, a 6-plate B, a 7-rail bearing beam, a 8-lower trolley running rail, a 11-connecting frame, a 12-right angle waist, a 13-oblique waist, a 14-upper bottom, a 15-lower bottom and a 16-upper trolley running rail; b 4-a guide device, b 5-a hanger upper frame, b 7-a guide frame, b 8-a guide rod, b 9-an upper trolley body, b 10-a guide groove and b 11-a support structure; c 7-lower trolley travelling mechanism, c 8-lower trolley lifting mechanism, c 9-upper trolley travelling mechanism, c 10-upper trolley lifting mechanism, upper trolley lifting winding system, f 6-lower trolley lifting winding system, upper trolley lifting winding system, lower trolley lifting winding system, c 25-lower trolley lifting mechanism A, c 26-lower trolley lifting mechanism B, c 27-floating coupling, c 28-lower trolley travelling mechanism A and c 29-lower trolley travelling mechanism B; d 4-a transverse frame, d 5-a concave frame, d 6-a movable trolley, d 7-a horizontal guide wheel set, d 8-a first vertical frame set, d 9-a second vertical frame set, d 10-a vehicle body, d 13-wheels, d 17-traveling wheels, d 18-a horizontal wheel, d 19-a first vertical rod, d 20-a second vertical rod and d 21-a rotating shaft; e 7-trolley moving device, e 18-motor, e 21-reducer, e 22-electric push rod and e 23-support; f 6-lower trolley hoisting and winding system, f 17-hoisting steel wire rope A, f 18-hoisting drum B, f 19-spreader pulley A, f 20-spreader pulley B, f 21-shore bridge pulley A, f 22-shore bridge pulley B, f 23-hoisting drum A, f 24-rope dragging frame, f 26-lower trolley hoisting and winding A, f 27-lower trolley hoisting and winding B, f 28-motor, f 29-speed reducer, f 30-first shore bridge direction-changing pulley, f 31-second shore bridge direction-changing pulley, f 32-third shore bridge direction-changing pulley, f 33-fourth shore bridge direction-changing pulley, f 34-first horizontal support A, f 35-first horizontal support B, 101-first pulley, 102-second pulley, 103-third pulley, 104-fourth pulley, 105-fifth pulley, 106-sixth pulley, 107-seventh pulley, 108-eighth pulley, 109-ninth pulley, 110-tenth pulley, 111-eleventh pulley, 112-twelfth pulley, 113-thirteenth pulley, 114-fourteenth pulley, 115-fifteenth pulley, 116-sixteenth pulley, 117-seventeenth pulley, 118-eighteenth pulley, 119-nineteenth pulley, 120-twentieth pulley, 121-twenty first pulley, 122-twenty second pulley, 123-twenty third pulley, 124-twenty fourth pulley.
The invention is further described with reference to the following figures and detailed description.
Detailed Description
Example 1 of the invention: as shown in fig. 1-12, an upgraded and rebuilt shore bridge system is characterized in that a traditional girder of the shore bridge is a double-trapezoid four-rail girder 1, an upper trolley 2 runs on an upper trolley running rail a16 on the inner side of the double-trapezoid four-rail girder 1, a lower trolley 3 is hung upside down on a lower trolley running rail a8 on the outer side of the double-trapezoid four-rail girder 1, and the upper trolley 2 lifts a
Further, the upper trolley 2 comprises an upper trolley body b9, the lifting
Furthermore, the upper trolley body b9 and the two sides of the hanger upper frame b5 are connected through a steel cable, and the guiding device b4 is arranged on the inner side of the steel cable. The arrangement mode that the flexible connecting piece is arranged on the outer side and the rigid connecting piece is arranged on the inner side enables the running process to be smoother and not interfered too much when the upper trolley 2 and the lower trolley 3 are not crossed.
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