Tower crane device applied to wharf berth engineering construction
By designing the fixed hanger, movable hanger, adjustment rod and drive mechanism of the tower crane device, the collision problem caused by the inability to shrink the hanger during the dock construction of the floating crane is solved, and the safe movement of the tower crane and the overall safety improvement are achieved.
Patent Information
- Application Number
- CN202411891782.2
- Authority / Receiving Office
- CN · China
- Patent Type
- Applications(China)
- Current Assignee / Owner
- Filing Date
- 2024-12-20
- Publication Date
- 2025-03-11
AI Technical Summary
When the floating crane is constructed at the dock, it is easy to hit other buildings because the hanger cannot shrink, resulting in safety hazards.
A tower crane device is designed, including a fixed hanger, a movable hanger, an adjustment rod and a driving mechanism. The position of the movable hanger is adjusted through the driving mechanism to avoid collisions, and the pull rope is fixed through the pull rope to prevent shaking.
It effectively avoids tower cranes from colliding with other buildings, improves the safety of floating boats and other buildings, and reduces the shaking of tower crane devices by fixing pull ropes, improving overall safety.
Smart Images
Figure CN119590999A_ABST
Abstract
Description
Technical Field
[0001] The invention relates to the technical field of tower cranes, and in particular to a tower crane device used in the construction of dock berth projects. Background Art
[0002] Floating crane, also called "crane ship", commonly known as "floating crane". It is a kind of crane installed on a box-type storage ship, which can move on the water to load and unload heavy objects and other water operations. According to its type, it can be divided into fixed type and rotary type. The fixed type is further divided into variable-length type and fixed-length type. The fixed type is characterized by simple structure, small size, light weight, low cost, but difficult operation. The rotary crane can rotate 180° or 360°, generally has a variable-length mechanism, flexible operation, but high cost. Floating cranes can also be divided into self-propelled and non-self-propelled.
[0003] When a floating crane is under construction at a dock, there are many facilities on the dock, and a general floating crane cannot retract its hanger when being moved by a crane ship, so it is easy to collide with other buildings during movement. Summary of the invention
[0004] In view of the deficiencies in the prior art, the present invention provides a tower crane device used in the construction of dock berth projects, which solves the problems mentioned in the above background.
[0005] The present invention provides the following technical solution: A tower crane device used in the construction of a dock berth project, comprising: a mounting base, a fixed hanger and a movable hanger, the top of the movable hanger is provided with a connecting platform, the top of the connecting platform is provided with a beam hanger, the fixed hanger is installed on the top of the mounting base, and adjusting rods are installed on the four supporting columns of the fixed hanger, the position of the adjusting rod corresponds to the position of the supporting column of the movable hanger, and the surface of the adjusting rod is threadedly connected to the inner wall of the supporting column of the movable hanger, and a driving mechanism is provided on the fixed hanger, and the driving mechanism is connected to the surface of the adjusting rod.
[0006] Preferably, a plurality of first reinforcing rods are arranged between adjacent fixed hanger support columns, and a plurality of second reinforcing rods are arranged between adjacent movable hanger support columns.
[0007] Preferably, the driving mechanism includes a first driving motor, a worm, a worm wheel and three transmission belts, a transmission shaft is installed on the surface of the four adjusting rods, and the four transmission shafts are respectively rotatably connected to the four support columns of the fixed hanger, the worm wheel is installed on the surface of one of the transmission shafts, the first driving motor is installed on the surface of one of the first reinforcing rods, the worm is installed on the output shaft of the first driving motor, two adjacent transmission shafts are a group, and three transmission belts are respectively installed on the three groups of transmission shafts, and two of the transmission belts are located above the worm wheel.
[0008] Preferably, an adjustment mechanism is provided on the top of the connecting platform, a connecting groove and a limiting groove are respectively provided on the top of the beam hanger, and a plurality of teeth are evenly distributed on the inner wall of the connecting groove, and one end of the adjustment mechanism extends to the inner wall of the connecting groove and engages with the surface of the teeth.
[0009] Preferably, the adjustment mechanism includes a second drive motor, a driving gear, a driven gear and a transmission rod, a support platform is installed at the bottom of the second drive motor, the support platform is installed inside the movable hanger, the driving gear is installed on the output shaft of the second drive motor, a mounting groove is provided on the connecting platform, and the transmission rod is rotatably connected to the inner wall of the mounting groove, the driven gear is installed at the bottom end of the transmission rod, and the driving gear is meshed with the driven gear, and a pushing gear is connected to the top of the transmission rod, and the pushing gear is meshed with the teeth.
[0010] Preferably, a limiting rod is provided on the surface of the connecting sleeve, one end of the limiting rod passes through the limiting groove and is connected to the limiting cross plate, the surface of the limiting cross plate is slidingly connected to the surface of the beam hanger, and the transmission rod is rotatably connected to the bottom of the limiting cross plate.
[0011] Preferably, the four support columns of the movable hanger are fixedly connected to the connecting platform, a rope bin is installed on the upper surface of the connecting platform, and a rope guide wheel and a rope pulling mechanism are respectively installed at one end of the beam hanger away from the rope bin, and the rope pulling mechanism is located below the rope guide wheel.
[0012] Preferably, the rope pulling mechanism includes a rope pulling bin, a rope pulling opening is provided on the surface of the rope pulling bin, a first bracket is rotatably connected to the inner surface of the rope pulling bin, a clamp is rotatably connected to the first bracket, a movable groove is provided on the inner surface of the first bracket, a first slider is slidably connected to the inner wall of the movable groove, the first slider is hinged to one end of the second bracket, and the clamp is hinged to the other end of the second bracket.
[0013] Preferably, the inner surface of the rope drawer is slidably connected to a second slider, the second slider is hinged to one end of the third bracket, and the first bracket is hinged to the other end of the third bracket.
[0014] Compared with the prior art, the present invention has the following beneficial effects:
[0015] 1. The tower crane device used in the construction of dock berth engineering is provided with a fixed hanger, a movable hanger, an adjusting rod and a driving mechanism. After the first driving motor of the driving mechanism is started, the adjusting rod is driven to move through the transmission shaft, and the other adjusting rods are driven to rotate through the transmission belt, so as to adjust the position of the supporting column of the movable hanger, control the movable hanger to move up and down, avoid the tower crane from colliding with other buildings, and improve the safety of floating ships and other buildings.
[0016] 2. The tower crane device used in the construction of dock berth engineering is provided with a rope pulling mechanism. After the rope is passed through the rope pulling mouth, the two sides of the rope are fixed by the cooperation of the clamp plate and the first bracket. The rope pulling bin cooperates with the rope pulling mouth so that the rope will not shake due to the movement of the floating ship when there is no cargo to be pulled, making the entire tower crane device safer. BRIEF DESCRIPTION OF THE DRAWINGS
[0017] Figure 1 It is a schematic diagram of the three-dimensional structure of the present invention;
[0018] Figure 2 For the present invention Figure 1 A schematic diagram of the structure at the center A position is enlarged;
[0019] Figure 3 This is a schematic diagram of the fixed hanger structure of the present invention;
[0020] Figure 4 It is a structural schematic diagram of the position of the crossbeam hanger and the adjustment mechanism of the present invention;
[0021] Figure 5 It is a structural schematic diagram of the crossbeam hanger, the connection groove and the limit groove of the present invention;
[0022] Figure 6 This is a schematic diagram of the internal cross-sectional structure of the rope drawbarrel of the present invention;
[0023] Figure 7 This is a schematic diagram of the first bracket structure of the present invention.
[0024] In the figure: 1, mounting base; 2, fixed hanger; 3, movable hanger; 4, connecting platform; 5, crossbeam hanger; 6, adjusting rod; 7, driving mechanism; 71, first driving motor; 72, worm; 73, worm wheel; 74, transmission belt; 8, first reinforcing rod; 9, second reinforcing rod; 10, transmission shaft; 11, adjusting mechanism; 111, second driving motor; 112, driving gear; 113, driven gear; 114, transmission Rod; 115, pushing gear; 12, connecting groove; 13, limiting groove; 14, teeth; 15, limiting rod; 16, limiting horizontal plate; 17, rope bin; 18, rope guide wheel; 19, rope pulling mechanism; 191, rope pulling bin; 192, rope pulling mouth; 193, first bracket; 194, splint; 195, movable groove; 196, first slider; 197, second slider; 198, second bracket; 199, third bracket. DETAILED DESCRIPTION
[0025] The following will be combined with the drawings in the embodiments of the present invention to clearly and completely describe the technical solutions in the embodiments of the present invention. Obviously, the described embodiments are only part of the embodiments of the present invention, not all of the embodiments. Based on the embodiments of the present invention, all other embodiments obtained by ordinary technicians in this field without creative work are within the scope of protection of the present invention.
[0026] See also Figure 1-7 A tower crane device used in the construction of a dock berth project includes: an installation base 1, a fixed hanger 2 and a movable hanger 3, a connecting platform 4 is installed on the top of the movable hanger 3, a crossbeam hanger 5 is installed on the top of the connecting platform 4, the fixed hanger 2 is installed on the top of the installation base 1, and an adjusting rod 6 is installed on the four supporting columns of the fixed hanger 2. The position of the adjusting rod 6 corresponds to the position of the supporting column of the movable hanger 3, and the surface of the adjusting rod 6 is threadedly connected to the inner wall of the supporting column of the movable hanger. A driving mechanism 7 is arranged on the fixed hanger 2, and the driving mechanism 7 is connected to the surface of the adjusting rod 6.
[0027] A plurality of first reinforcing rods 8 are arranged between the support columns of adjacent fixed hangers 2 , and a plurality of second reinforcing rods 9 are arranged between the support columns of adjacent movable hangers 3 .
[0028] The driving mechanism 7 includes a first driving motor 71, a worm 72, a worm wheel 73 and three transmission belts 74. The surfaces of the four adjusting rods 6 are all installed with transmission shafts 10, and the four transmission shafts 10 are respectively rotatably connected to the four support columns of the fixed hanger 2. The worm wheel 73 is installed on the surface of one of the transmission shafts 10. The first driving motor 71 is installed on the surface of one of the first reinforcing rods 8. The worm 72 is installed on the output shaft of the first driving motor 71. Two adjacent transmission shafts 10 are a group. The three transmission belts 74 are respectively installed on the three groups of transmission shafts 10, and two of the transmission belts 74 are located above the worm wheel 73.
[0029] An adjusting mechanism 11 is provided on the top of the connecting platform 4, and a connecting groove 12 and a limiting groove 13 are respectively opened on the top of the beam hanger 5, and a plurality of teeth 14 are evenly distributed on the inner wall of the connecting groove 12. One end of the adjusting mechanism 11 extends to the inner wall of the connecting groove 12 and meshes with the surface of the teeth 14.
[0030] The adjusting mechanism 11 includes a second driving motor 111, a driving gear 112, a driven gear 113 and a transmission rod 114. A supporting platform is installed at the bottom of the second driving motor 111, and the supporting platform is installed inside the movable hanger 3. The driving gear 112 is installed on the output shaft of the second driving motor 111. A mounting groove is provided on the connecting platform, and the transmission rod 114 is rotatably connected to the inner wall of the mounting groove. A bearing is installed in the mounting groove. The transmission rod 114 is rotatably connected to the inside of the mounting groove through the bearing. The driven gear 113 is installed at the bottom end of the transmission rod 114, and the driving gear 112 is meshed with the driven gear 113. The top of the transmission rod 114 is connected to a pushing gear 115, and the pushing gear 115 is meshed with the teeth 14.
[0031] A limiting rod 15 is arranged on the surface of the connecting sleeve, one end of the limiting rod 15 passes through the limiting groove 13 and is connected to the limiting cross plate 16, the surface of the limiting cross plate 16 is slidably connected to the surface of the beam hanger 5, the transmission rod 114 is rotatably connected to the bottom of the limiting cross plate 16, and the limiting rod 15 and the limiting cross plate 16 cooperate to limit the beam hanger 5.
[0032] In a specific embodiment, see Figure 4-7 The four supporting columns of the movable hanger 3 are fixedly connected to the connecting platform 4. A rope bin 17 is installed on the upper surface of the connecting platform 4. A rope guide wheel 18 and a rope pulling mechanism 19 are respectively installed at the end of the crossbeam hanger 5 away from the rope bin 17, and the rope pulling mechanism 19 is located below the rope guide wheel 18. The rope pulling mechanism 19 includes a rope pulling bin 191. A rope pulling opening 192 is provided on the surface of the rope pulling bin 191. A first bracket 193 is rotatably connected to the inner surface of the rope pulling bin 191. A splint 194 is rotatably connected to the first bracket 193. A movable groove 195 is provided on the inner surface of the first bracket 193. A first slider 196 is slidably connected to the inner wall of the movable groove 195. The first slider 196 is hinged to one end of the second bracket 198, and the splint 194 is hinged to the other end of the second bracket 198.
[0033] The inner surface of the rope drawer 191 is slidably connected to a second slider 197 , a third bracket 199 is hingedly connected to the second slider 197 , and the first bracket 193 is hingedly connected to the other end of the third bracket 199 .
[0034] After the first driving motor 71 is started, it drives the adjusting rod 6 to move through the transmission shaft 10, and at the same time drives other adjusting rods 6 to rotate through the transmission belt 74, so as to adjust the position of the supporting column of the movable hanger 3, control the movable hanger 3 to move up and down, avoid the tower crane from colliding with other buildings, improve the safety of the floating boat and other buildings, and after the pull rope passes through the pull rope mouth 192, the two sides of the pull rope are fixed by the cooperation of the splint 194 and the first bracket 193, and the pull rope bin 191 cooperates with the pull rope mouth 192, so that the pull rope will not shake due to the movement of the floating boat when there is no cargo to be pulled, making the entire tower crane device safer.
[0035] Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that various changes, modifications, substitutions and variations may be made to the embodiments without departing from the principles and spirit of the present invention, and that the scope of the present invention is defined by the appended claims and their equivalents.
Claims
1. A tower crane device used in the construction of a dock berth project, characterized in that: include: A mounting base (1), a fixed hanger (2) and a movable hanger (3), the top of the movable hanger (3) being mounted with a connecting platform (4), the top of the connecting platform (4) being mounted with a crossbeam hanger (5), the fixed hanger (2) being mounted on the top of the mounting base (1), the four supporting columns of the fixed hanger (2) being mounted with an adjusting rod (6), the position of the adjusting rod (6) corresponding to the position of the supporting column of the movable hanger (3), and the surface of the adjusting rod (6) being threadedly connected to the inner wall of the supporting column of the movable hanger, the fixed hanger (2) being provided with a driving mechanism (7), the driving mechanism (7) being connected to the surface of the adjusting rod (6).
2. A tower crane device used in the construction of a dock berth project according to claim 1, characterized in that: A plurality of first reinforcing rods (8) are arranged between adjacent support columns of the fixed hanger (2), and a plurality of second reinforcing rods (9) are arranged between adjacent support columns of the movable hanger (3).
3. A tower crane device used in the construction of a dock berth project according to claim 2, characterized in that: The driving mechanism (7) comprises a first driving motor (71), a worm (72), a worm wheel (73) and three transmission belts (74); a transmission shaft (10) is installed on the surface of each of the four adjusting rods (6), and the four transmission shafts (10) are rotatably connected to four supporting columns of the fixed hanger (2); the worm wheel (73) is installed on the surface of one of the transmission shafts (10); the first driving motor (71) is installed on the surface of one of the first reinforcing rods (8); the worm (72) is installed on the output shaft of the first driving motor (71); two adjacent transmission shafts (10) form a group; and the three transmission belts (74) are respectively installed on the three groups of transmission shafts (10), wherein two transmission belts (74) are located above the worm wheel (73).
4. A tower crane device used for dock berth construction according to claim 1, characterized in that: The top of the connecting platform (4) is provided with an adjusting mechanism (11), the top of the beam hanger (5) is respectively provided with a connecting groove (12) and a limiting groove (13), and the inner wall of the connecting groove (12) is evenly distributed with a plurality of teeth (14), and one end of the adjusting mechanism (11) extends to the inner wall of the connecting groove (12) and meshes with the surface of the teeth (14).
5. A tower crane device used in the construction of a dock berth project according to claim 4, characterized in that: The adjusting mechanism (11) comprises a second driving motor (111), a driving gear (112), a driven gear (113) and a transmission rod (114); a supporting platform is installed at the bottom of the second driving motor (111), and the supporting platform is installed inside the movable hanger (3); the driving gear (112) is installed on the output shaft of the second driving motor (111); a mounting groove is provided on the connecting platform, and the transmission rod (114) is rotatably connected to the inner wall of the mounting groove; the driven gear (113) is installed at the bottom end of the transmission rod (114), and the driving gear (112) is meshed with the driven gear (113); a pushing gear (115) is connected to the top end of the transmission rod (114), and the pushing gear (115) is meshed with the teeth (14).
6. A tower crane device used in the construction of a dock berth project according to claim 5, characterized in that: A limiting rod (15) is arranged on the surface of the connecting sleeve, one end of the limiting rod (15) passes through the limiting groove (13) and is connected to the limiting transverse plate (16), the surface of the limiting transverse plate (16) is slidably connected to the surface of the beam hanger (5), and the transmission rod (114) is rotatably connected to the bottom of the limiting transverse plate (16).
7. The tower crane device used for the construction of a dock berth project according to claim 1, characterized in that: The four support columns of the movable hanger (3) are fixedly connected to the connecting platform (4), and a rope bin (17) is installed on the upper surface of the connecting platform (4). A rope guide wheel (18) and a rope pulling mechanism (19) are respectively installed on the end of the crossbeam hanger (5) away from the rope bin (17), and the rope pulling mechanism (19) is located below the rope guide wheel (18).
8. The tower crane device used for the construction of a dock berth project according to claim 7, characterized in that: The rope pulling mechanism (19) comprises a rope pulling bin (191), a rope pulling opening (192) is provided on the surface of the rope pulling bin (191), the inner surface of the rope pulling bin (191) is rotatably connected to a first bracket (193), a clamping plate (194) is rotatably connected to the first bracket (193), a movable groove (195) is provided on the inner surface of the first bracket (193), a first slider (196) is slidably connected to the inner wall of the movable groove (195), the first slider (196) is hinged to one end of the second bracket (198), and the clamping plate (194) is hinged to the other end of the second bracket (198).
9. A tower crane device used in the construction of a dock berth project according to claim 8, characterized in that: The inner surface of the rope drawer (191) is slidably connected to a second slider (197), a third bracket (199) is hingedly connected to the second slider (197), and the first bracket (193) is hingedly connected to the other end of the third bracket (199).