CN114031005B - Civil engineering is with self-adaptation tower crane hoist and mount system - Google Patents
Civil engineering is with self-adaptation tower crane hoist and mount system Download PDFInfo
- Publication number
- CN114031005B CN114031005B CN202111503992.6A CN202111503992A CN114031005B CN 114031005 B CN114031005 B CN 114031005B CN 202111503992 A CN202111503992 A CN 202111503992A CN 114031005 B CN114031005 B CN 114031005B
- Authority
- CN
- China
- Prior art keywords
- fixed
- sliding
- meshing
- tower crane
- shaft
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Active
Links
- 230000005540 biological transmission Effects 0.000 claims abstract description 21
- 238000000926 separation method Methods 0.000 claims abstract description 11
- 238000004804 winding Methods 0.000 claims description 31
- 239000000725 suspension Substances 0.000 claims description 28
- 238000000034 method Methods 0.000 claims description 14
- 230000006835 compression Effects 0.000 claims description 11
- 238000007906 compression Methods 0.000 claims description 11
- 230000002093 peripheral effect Effects 0.000 claims description 2
- 230000000694 effects Effects 0.000 abstract description 6
- 229910000831 Steel Inorganic materials 0.000 description 5
- 239000010959 steel Substances 0.000 description 5
- 230000005484 gravity Effects 0.000 description 4
- 238000010276 construction Methods 0.000 description 3
- 230000001174 ascending effect Effects 0.000 description 2
- 229910001294 Reinforcing steel Inorganic materials 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 230000000149 penetrating effect Effects 0.000 description 1
- 239000002994 raw material Substances 0.000 description 1
- 238000005204 segregation Methods 0.000 description 1
- 239000002023 wood Substances 0.000 description 1
Images
Classifications
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B66—HOISTING; LIFTING; HAULING
- B66C—CRANES; LOAD-ENGAGING ELEMENTS OR DEVICES FOR CRANES, CAPSTANS, WINCHES, OR TACKLES
- B66C23/00—Cranes comprising essentially a beam, boom, or triangular structure acting as a cantilever and mounted for translatory of swinging movements in vertical or horizontal planes or a combination of such movements, e.g. jib-cranes, derricks, tower cranes
- B66C23/18—Cranes comprising essentially a beam, boom, or triangular structure acting as a cantilever and mounted for translatory of swinging movements in vertical or horizontal planes or a combination of such movements, e.g. jib-cranes, derricks, tower cranes specially adapted for use in particular purposes
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B66—HOISTING; LIFTING; HAULING
- B66C—CRANES; LOAD-ENGAGING ELEMENTS OR DEVICES FOR CRANES, CAPSTANS, WINCHES, OR TACKLES
- B66C1/00—Load-engaging elements or devices attached to lifting or lowering gear of cranes or adapted for connection therewith for transmitting lifting forces to articles or groups of articles
- B66C1/10—Load-engaging elements or devices attached to lifting or lowering gear of cranes or adapted for connection therewith for transmitting lifting forces to articles or groups of articles by mechanical means
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B66—HOISTING; LIFTING; HAULING
- B66C—CRANES; LOAD-ENGAGING ELEMENTS OR DEVICES FOR CRANES, CAPSTANS, WINCHES, OR TACKLES
- B66C23/00—Cranes comprising essentially a beam, boom, or triangular structure acting as a cantilever and mounted for translatory of swinging movements in vertical or horizontal planes or a combination of such movements, e.g. jib-cranes, derricks, tower cranes
- B66C23/62—Constructional features or details
- B66C23/64—Jibs
- B66C23/66—Outer or upper end constructions
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B66—HOISTING; LIFTING; HAULING
- B66D—CAPSTANS; WINCHES; TACKLES, e.g. PULLEY BLOCKS; HOISTS
- B66D1/00—Rope, cable, or chain winding mechanisms; Capstans
- B66D1/02—Driving gear
- B66D1/12—Driving gear incorporating electric motors
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B66—HOISTING; LIFTING; HAULING
- B66D—CAPSTANS; WINCHES; TACKLES, e.g. PULLEY BLOCKS; HOISTS
- B66D1/00—Rope, cable, or chain winding mechanisms; Capstans
- B66D1/28—Other constructional details
- B66D1/30—Rope, cable, or chain drums or barrels
Landscapes
- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Jib Cranes (AREA)
Abstract
The application relates to a self-adaptive tower crane hoisting system for civil engineering, which belongs to the technical field of tower crane hoisting and comprises a fixed base and a hoisting arm rotatably arranged at the top of the fixed base, wherein a hoisting rope extends downwards from the top end of the hoisting arm, and a supporting seat for fixing a heavy object is fixed at the bottom end of the hoisting rope; the supporting seat comprises a supporting ring fixedly connected with the lifting rope and a loading base detachably connected to the bottom of the supporting ring; the top of the carrying base is rotatably connected with a plurality of threaded shafts in threaded connection with the support ring; a plurality of meshing discs are rotatably mounted in the carrying base, a plurality of rotating shafts are connected to the bottom of the carrying base in a sliding manner along the vertical direction, and a rotating assembly used for driving the meshing discs to rotate is arranged between the meshing discs and the rotating shafts; the carrying base is provided with a transmission component which is used for driving the threaded shaft to rotate through the meshing disc. This application has the effect of automatic separation tower crane and heavy object.
Description
Technical Field
The application relates to the field of tower crane hoisting, in particular to a self-adaptive tower crane hoisting system for civil engineering.
Background
At present, the tower crane is the most common hoisting equipment on a construction site, and is used for hoisting construction raw materials such as reinforcing steel bars, wood ridges, concrete, steel pipes and the like for construction.
The relevant art can refer to the chinese utility model patent that the grant bulletin number is CN212531985U, it discloses a tower crane hoisting structure, including the tower crane, moving mechanism, the moving mechanism lower extreme is connected with the pulley through the cable wire, the lower fixed surface of pulley has the couple, it has the steel loop to hang on the couple, the steel loop is fixed at wire rope's middle-end inboard surface, wire rope sets up the upper surface both sides at worker shape hoist and mount frame, worker shape hoist and mount frame's lower surface is provided with the link, the link is external to be put there is the double-end couple, through the steel loop that sets up the location in the wire rope middle-end, can directly put through the steel loop well when hanging, can make worker shape hoist and mount frame keep balance.
To above-mentioned correlation technique, the tower crane suspends the heavy object in midair and contacts the back with ground, needs the manual work to remove being connected between tower crane and the heavy object, because can add safety mechanism between the couple of tower crane and the heavy object usually to reduce the possibility of couple and heavy object separation, need spend more time when leading to separation couple and heavy object, thereby influence tower crane conveying efficiency.
Disclosure of Invention
In order to improve the problem that the separation of tower crane and heavy object need go on through the manual work, this application provides a self-adaptation tower crane hoist and mount system for civil engineering.
The application provides a self-adaptation tower crane hoist and mount system for civil engineering adopts following technical scheme:
a self-adaptive tower crane hoisting system for civil engineering comprises a fixed base and a hoisting arm rotatably mounted at the top of the fixed base, wherein a hoisting rope extends downwards from the top end of the hoisting arm, and a supporting seat for fixing a heavy object is fixed at the bottom end of the hoisting rope; the method is characterized in that: the supporting seat comprises a supporting ring fixedly connected with the lifting rope and a loading base detachably connected to the bottom of the supporting ring; the top of the carrying base is rotatably connected with a plurality of threaded shafts in threaded connection with the support rings; a plurality of meshing discs are rotatably mounted in the carrying base, a plurality of rotating shafts are connected to the bottom of the carrying base in a sliding manner along the vertical direction, and a rotating assembly used for driving the meshing discs to rotate is arranged between the meshing discs and the rotating shafts; and a transmission assembly for driving the threaded shaft to rotate through the meshing disc is arranged in the carrying base.
Through adopting above-mentioned technical scheme, because through threaded connection between heavy object and the base, the back is rotated to the runner assembly drive meshing dish, and the meshing dish passes through drive assembly drive threaded shaft and rotates, and the threaded shaft with support ring screw-thread fit in-process alternate segregation to reach the effect of autosegregation lifting rope and heavy object, reduce manual operation, and then can improve the conveying efficiency of tower crane.
Optionally, a rotating hole is formed in the meshing disc; the meshing disc is provided with a rotating hole; the rotating assembly comprises a plurality of spiral bulges fixed on the peripheral side of the rotating shaft along the circumferential direction of the rotating shaft and a plurality of spiral grooves arranged on the inner wall of the rotating hole along the circumferential direction of the rotating hole; the helical protrusion is engaged with the engagement disc through the helical groove.
Through adopting above-mentioned technical scheme, heliciform arch and heliciform recess meshing in-process, the heliciform arch is through propping against the heliciform recess to apply turning moment to the meshing dish, be convenient for drive the meshing dish and rotate. Because the base can support and press the axis of rotation and promote the axis of rotation upward movement with ground contact in-process, be convenient for change the axial removal of axis of rotation for the meshing dish into the rotation of meshing dish through setting up runner assembly to further drive the screw shaft through the meshing dish and rotate.
Optionally, the transmission assembly includes a toothed ring rotatably mounted in the carrying base and a plurality of transmission gears; the gear ring is meshed with the meshing disc and the transmission gear respectively; the bottom end of the threaded shaft is fixedly connected with the top surface of the transmission gear.
Through adopting above-mentioned technical scheme, the meshing dish passes through the ring gear and drives drive gear and rotate, is convenient for further drive threaded shaft and rotates.
Optionally, a connecting spring is fixed at the top end of the rotating shaft, and the top end of the connecting spring is fixedly connected with the carrying base.
Through adopting above-mentioned technical scheme, connecting spring is used for driving the axis of rotation and resets downwards, and the base of being convenient for can reset downwards with the contact surface after-separating, the axis of rotation.
Optionally, one side of the suspension arm is connected with a sliding plate in a sliding manner along the width direction of the suspension arm; a driving motor is fixed at the top of the sliding plate; a winding drum is rotatably arranged at the bottom end of the suspension arm; a connecting component for driving the winding drum to rotate is arranged between the output end of the driving motor and the winding drum; an extension arm is fixed at the top end of the suspension arm; a steering wheel is fixed on one side of the extension arm, which is far away from the suspension arm, and a directional wheel is connected to one side of the extension arm, which is far away from the suspension arm, in a sliding manner along the length direction of the extension arm; the lifting rope is sequentially wound around the winding drum, the steering wheel and the directional wheel; and a separation assembly used for driving the winding drum to stop rotating is arranged between the winding drum and the directional wheel.
By adopting the technical scheme, when the tower crane suspends a heavy object, the directional wheel moves downwards under the action of the gravity of the lifting rope, when the heavy object is contacted with the ground, the downward pulling force applied by the heavy object to the directional wheel is reduced, and the directional wheel drives the winding drum to stop rotating through the separation assembly; the possibility of knotting and winding of the lifting rope caused by continuous paying-off of the winding drum after the heavy object is contacted with the ground is reduced.
Optionally, a sliding shaft is fixed on the side wall of the suspension arm, and the sliding plate is connected with the suspension arm in a sliding manner along the width direction of the sliding shaft; the driving motor is fixed at the top of the sliding plate; and a compression spring is fixed on one side of the sliding plate, which is far away from the suspension arm, and one end of the compression spring, which is far away from the sliding plate, is fixedly connected with the end part of the sliding shaft.
Through adopting above-mentioned technical scheme, compression spring is used for driving motor provides to the elasticity that is close to davit one side, and the driving motor of being convenient for makes driving motor reset through compression spring to keep on driving the reel through driving motor and rotate to keeping away from davit one side removal back.
Optionally, the connecting assembly includes a first connecting shaft fixed at the output end of the driving motor and a second connecting shaft fixed at one side of the winding drum close to the driving motor; a plurality of meshing teeth are uniformly distributed on one side, close to the connecting shaft II, of the connecting shaft I along the self circumferential direction, and a plurality of meshing grooves are uniformly distributed on one side, close to the connecting shaft II, of the connecting shaft II along the self circumferential direction; the meshing teeth are meshed with the second connecting shaft through the meshing grooves.
Through adopting above-mentioned technical scheme, through with the help of meshing tooth and meshing groove, connecting axle one can be connected under the high-speed rotation condition with connecting axle two to drive the reel through driving motor and rotate.
Optionally, the separation assembly includes a slider connected to the extension arm in a sliding manner along the length direction of the extension arm, and a connecting rod connected to the suspension arm in a sliding manner along the length direction of the suspension arm; the opposite inner sides of the connecting rod and the sliding block are respectively provided with a first inclined plane; and the side wall of the sliding plate is fixedly provided with a butting piece, and the opposite inner sides of the butting piece and the connecting rod are respectively provided with a second inclined plane.
Through adopting above-mentioned technical scheme, the pulling force effect that the lifting rope applyed to the directional wheel reduces the back, and the directional wheel upwards resets, and the slider supports and presses the connecting rod to remove, and the connecting rod promotes the butt piece and removes, and the butt piece removes the in-process and drives the slide and remove to make driving motor and reel separation, reach the purpose that makes reel stall.
Optionally, a first sliding groove is formed in the side wall of the extension arm, and the extension arm is connected with a first guide piece in a sliding manner along the length direction of the extension arm through the first sliding groove; an extension spring is fixed at the top end of the guide piece I, and the top end of the extension spring is fixedly connected with the extension arm through the sliding groove I; and one side of the first guide piece, which is far away from the extension arm, is fixedly connected with the sliding block.
Through adopting above-mentioned technical scheme, extension spring provides ascending pulling force for the slider, and the heavy object bottom of being convenient for receives the support back, and the locating wheel can upwards reset under extension spring's pulling force effect.
Optionally, the connecting rod top surface is fixed with guide piece two, guide shaft is fixed with to two bottom surfaces of guide piece, the side cover all is equipped with reset spring in the guide shaft, the reset spring bottom with guide shaft bottom end fixed connection, the connecting rod top surface is fixed with guide piece three, guide piece three and reset spring top fixed connection.
Through adopting above-mentioned technical scheme, reset spring is used for providing ascending pulling force for the connecting rod, and the connecting rod of being convenient for upwards resets.
In summary, the present application includes at least one of the following beneficial technical effects:
1. the weight is connected with the base through the threads, after the rotating assembly drives the meshing disc to rotate, the meshing disc drives the threaded shaft to rotate through the transmission assembly, and the threaded shaft is separated from the support ring in the process of threaded fit, so that the effect of automatically separating the lifting rope from the weight is achieved, manual operation is reduced, and the transportation efficiency of the tower crane can be improved;
2. in the meshing process of the spiral protrusion and the spiral groove, the spiral protrusion presses the spiral groove, so that a rotating torque is applied to the meshing disc, and the meshing disc is driven to rotate conveniently. Because the base can be pressed against the rotating shaft and pushes the rotating shaft to move upwards in the process of contacting with the ground, the axial movement of the rotating shaft relative to the meshing disc is converted into the rotation of the meshing disc by arranging the rotating assembly, and the meshing disc further drives the threaded shaft to rotate;
3. when the tower crane suspends a heavy object, the directional wheel moves downwards under the action of the gravity of the lifting rope, when the heavy object is contacted with the ground, the downward pulling force applied by the heavy object to the directional wheel is reduced, and the directional wheel drives the winding drum to stop rotating through the separation assembly; the possibility of knotting and winding of the lifting rope caused by continuous paying-off of the winding drum after the heavy object is contacted with the ground is reduced.
Drawings
Fig. 1 is a schematic structural diagram of a hoisting system according to an embodiment of the present application.
Fig. 2 is a schematic structural view of a roll in an embodiment of the present application.
Fig. 3 is a sectional view taken along line a-a of fig. 1.
Fig. 4 is an enlarged schematic view at B in fig. 3.
Reference numerals: 1. a fixed base; 11. a guide shaft; 12. a return spring; 13. a third guide sheet; 14. a second guide sheet; 15. a connecting spring; 16. a second inclined plane; 17. abutting the sheet; 2. a suspension arm; 21. a sliding shaft; 22. a slide plate; 23. a compression spring; 24. a limiting plate; 25. a drive motor; 26. a support bar; 27. a reel; 3. a connecting assembly; 31. a first connecting shaft; 32. a second connecting shaft; 33. meshing teeth; 34. an engagement groove; 35. a transmission gear; 4. an extension arm; 41. a steering wheel; 42. a directional wheel; 43. a first sliding chute; 44. a first guide sheet; 45. an extension spring; 46. a slider; 47. a connecting rod; 48. a first inclined plane; 5. a supporting seat; 51. a support ring; 52. a threaded shaft; 53. a threaded hole; 54. a lifting rope; 6. a carrying base; 61. a cavity; 62. a toothed ring; 63. an engaging disk; 64. a rotating shaft; 65. rotating the hole; 66. a helical protrusion; 67. a helical groove.
Detailed Description
The present application is described in further detail below with reference to figures 1-4.
The embodiment of the application discloses civil engineering is with self-adaptation tower crane hoist and mount system. Referring to fig. 1, self-adaptation tower crane hoist and mount system for civil engineering includes unable adjustment base 1 and rotates the davit 2 of installing in unable adjustment base 1 top.
Referring to fig. 1 and 2, two sliding shafts 21 are fixed at the bottom ends of the side walls of the boom 2, and the boom 2 is connected with a sliding plate 22 in a sliding manner along the width direction of the boom 2 through the sliding shafts 21. A compression spring 23 is fixed on one side of the sliding plate 22 far away from the suspension arm 2, a limiting plate 24 is fixed on one end of the sliding shaft 21 far away from the suspension arm 2, and one end of the compression spring 23 far away from the sliding plate 22 is fixedly connected with the limiting plate 24; when the sliding plate 22 moves towards the side close to the boom 2, the compression spring 23 is in a compressed state, and the compression spring 23 applies an elastic force to the sliding plate 22 towards the side far from the boom 2, so that the sliding plate 22 is convenient to reset.
Referring to fig. 1 and 2, a driving motor 25 is fixed to the top of the slide plate 22. A supporting rod 26 is fixed on the top surface of the bottom end of the suspension arm 2, and a winding drum 27 is rotatably arranged on one side of the supporting rod 26, which is far away from the driving motor 25; the output end of the driving motor 25 is arranged coaxially with the winding drum 27. A connecting component 3 for driving the winding drum 27 to rotate is arranged between the output end of the driving motor 25 and the winding drum 27; the motor is detachably connected with the winding drum 27, so that the motor is conveniently connected with the winding drum 27 in a working state and drives the winding drum 27 to rotate. The connecting assembly 3 comprises a first connecting shaft 31 coaxially fixed at the output end of the driving motor 25 and a second connecting shaft 32 coaxially fixed at one side of the winding drum 27 close to the driving motor 25. A plurality of meshing teeth 33 are uniformly distributed on one side, close to the connecting shaft II 32, of the connecting shaft I31 along the circumferential direction of the connecting shaft I, and a plurality of meshing grooves 34 are uniformly distributed on one side, close to the connecting shaft I31, of the connecting shaft II 32 along the circumferential direction of the connecting shaft II; the meshing teeth 33 are meshed with the second connecting shaft 32 through the meshing grooves 34.
Referring to fig. 2, an extension arm 4 is vertically fixed to the top end of the boom 2. The side of the extension arm 4 far from the boom 2 is fixed with a steering wheel 41, and is connected with a directional wheel 42 along the length direction thereof in a sliding way. The hoisting rope 54 is wound around the drum 27, the hoisting rope 54 is sequentially wound around the steering wheel 41 and the directional wheel 42, and the hoisting rope 54 extends downward after being wound around the directional wheel 42 for several turns and is used for suspending a heavy object. Because the directional wheel 42 is slidably connected to the extension arm 4, when a weight is suspended from the bottom end of the lifting cord 54, the directional wheel 42 moves downward under the weight.
Referring to fig. 2, a first sliding groove 43 is formed in the side wall of the extension arm 4, and the extension arm 4 is connected with a first guide piece 44 in a sliding manner along the length direction of the extension arm through the first sliding groove 43; the first guide piece 44 is a dovetail block, and the sliding groove is a dovetail groove, so that the possibility of separating the first guide piece 44 from the first sliding groove 43 is reduced; an extension spring 45 is fixed at the top end of the first guide sheet 44, and the top end of the extension spring 45 is fixedly connected with the extension arm 4 through a first sliding groove 43; the extension spring 45 is used to apply an upward returning elastic force to the guide piece one 44. A sliding block 46 is fixed on one side of the first guide sheet 44, which is far away from the extension arm 4, and a connecting rod 47 is arranged on the side surface of the suspension arm 2 in a sliding manner along the length direction of the suspension arm; the connecting rod 47 and the opposite inner sides of the sliding block 46 are respectively provided with a first inclined surface 48. A second guide sheet 14 is fixed on the top surface of the connecting rod 47, a guide shaft 11 is fixed on the bottom surface of the second guide sheet 14, a return spring 12 is sleeved on the periphery of the guide shaft 11, the bottom end of the return spring 12 is fixedly connected with the bottom end of the guide shaft 11, a third guide sheet 13 is fixed on the top surface of the connecting rod 47, and the third guide sheet 13 is fixedly connected with the top end of the return spring 12; the return spring 12 is used to apply an upward return elastic force to the connecting rod 47. The side wall of the sliding plate 22 is fixed with an abutting sheet 17, and the opposite inner sides of the abutting sheet 17 and the connecting rod 47 are respectively provided with a second inclined surface 16. After the directional wheel 42 is free from the gravity of the heavy object, the slide block 46 is driven to move upwards, the slide block 46 pushes the connecting rod 47 to move downwards through the first inclined surface 48, and the connecting rod 47 pushes the abutting sheet 17 to move through the second inclined surface 16, so that the motor is separated from the winding drum 27.
Referring to fig. 1 and 3, a support base 5 for fixing a weight is fixed to a bottom end of the lifting rope 54. The support base 5 comprises a support ring 51 fixedly connected with a lifting rope 54 and a carrying base 6 detachably connected with the bottom of the support ring 51. The cross section of the support ring 51 is a square ring body, and a plurality of threaded holes 53 are formed in the support ring 51. The top surface of the loading base 6 is rotationally connected with a plurality of threaded shafts 52 which are in threaded connection with the support ring 51 through threaded holes 53; in the present embodiment, four screw holes 53 and four screw shafts 52 are provided.
Referring to fig. 3 and 4, a cavity 61 is formed in the carrier base 6, and a toothed ring 62 is rotatably mounted on the carrier base 6 through the cavity 61. A plurality of meshing discs 63 are rotatably arranged on the inner bottom surface of the cavity 61 in the gear ring 62; the meshing discs 63 are uniformly distributed in the gear ring 62 along the circumferential direction of the gear ring 62, and the meshing discs 63 mesh with the inner circumferential surface of the gear ring 62. The bottom of the cavity 61 is connected with a plurality of rotating shafts 64 in a sliding manner along the vertical direction, the rotating shafts 64 are coaxially connected with the meshing disc 63, and the top surface of the meshing disc 63 is provided with a rotating hole 65 for penetrating the rotating shafts 64; after the loading base 6 is contacted with the ground, the rotating shaft 64 is pressed to move upwards; the rotation shaft 64 rotates the engagement plate 63 during the movement. The rotating shaft 64 is uniformly provided with a plurality of spiral protrusions 66 along the self circumference, and the rotating hole 65 is uniformly provided with a plurality of spiral grooves 67 along the self circumference; the helical projection 66 engages with the engagement disc 63 via the helical groove 67; when the rotating shaft 64 moves axially along the engaging disk 63, the spiral protrusion 66 applies a rotating torque to the spiral groove 67, thereby rotating the engaging disk 63. The top end of the rotating shaft 64 is fixedly provided with a connecting spring 15, and the top end of the connecting spring 15 is fixedly connected with the top surface of the cavity 61; the connecting spring 15 is used to push the rotating shaft 64 to return downward.
Referring to fig. 3 and 4, a plurality of transmission gears 35 are rotatably installed on the bottom surface of the cavity 61 outside the toothed ring 62; the transmission gears 35 are uniformly distributed outside the toothed ring 62 along the circumferential direction of the toothed ring 62, and the transmission gears 35 are meshed with the outer circumferential surface of the toothed ring 62. The bottom end of the threaded shaft 52 penetrates through the top wall of the cavity 61 and is coaxially and fixedly connected with the top surface of the transmission gear 35. The rotation of the ring gear 62 will drive the rotation of the transmission gear 35, and thus the rotation of the threaded shaft 52. The threaded shaft 52 is disengaged from the support ring 51 during rotation.
The implementation principle of the self-adaptive tower crane hoisting system for civil engineering in the embodiment of the application is as follows:
after the tower crane suspends the heavy object and makes the heavy object contact with the ground, the gravity applied to the lifting rope 54 by the heavy object is reduced, so that the positioning wheel moves upwards under the action of the pulling force of the tension spring 45, the sliding block 46 contacts with the connecting rod 47 in the moving process and pushes the connecting rod 47 to move downwards, the connecting rod 47 pushes the abutting sheet 17 to move, the motor is separated from the winding drum 27, and the winding drum 27 stops paying off.
After the loading base 6 is contacted with the ground, the rotating shaft 64 is pressed to move upwards; the rotating shaft 64 drives the meshing disc 63 to rotate in the moving process; the meshing disc 63 drives the toothed ring 62 to rotate, an outer gear ring of the toothed ring 62 is meshed with the transmission gear 35 and drives the transmission gear 35 to rotate, the transmission gear 35 drives the threaded shaft 52 to rotate in the rotating process, and the threaded shaft 52 and the support ring 51 are driven to move upwards in the threaded matching process, so that the support ring 51 is separated from the threaded shaft 52. After the support ring 51 is separated from the threaded shaft 52, the tower crane can drive the support ring 51 to move through the lifting rope 54, so that the unloading operation of the heavy object is completed.
The above embodiments are preferred embodiments of the present application, and the protection scope of the present application is not limited by the above embodiments, so: equivalent changes in structure, shape and principle of the present application shall be covered by the protection scope of the present application.
Claims (9)
1. A self-adaptive tower crane hoisting system for civil engineering comprises a fixed base (1) and a hoisting arm (2) rotatably mounted at the top of the fixed base (1), wherein a hoisting rope (54) extends downwards from the top end of the hoisting arm (2), and a supporting seat (5) for fixing a heavy object is fixed at the bottom end of the hoisting rope (54); the method is characterized in that: the supporting seat (5) comprises a supporting ring (51) fixedly connected with the lifting rope (54) and a loading base (6) detachably connected to the bottom of the supporting ring (51); the top of the loading base (6) is rotatably connected with a plurality of threaded shafts (52) in threaded connection with the support ring (51); a plurality of meshing discs (63) are rotatably mounted in the carrying base (6), a plurality of rotating shafts (64) are connected to the bottom of the carrying base (6) in a sliding mode along the vertical direction, and a rotating assembly used for driving the meshing discs (63) to rotate is arranged between the meshing discs (63) and the rotating shafts (64); a transmission component for driving the threaded shaft (52) to rotate through the meshing disc (63) is arranged in the carrying base (6);
a rotating hole (65) is formed in the meshing disc (63); the rotating assembly comprises a plurality of spiral protrusions (66) fixed on the peripheral side of the rotating shaft (64) along the circumferential direction of the rotating shaft (64) and a plurality of spiral grooves (67) arranged on the inner wall of the rotating hole (65) along the circumferential direction of the rotating hole (65); the helical projection (66) engages with the engagement disc (63) through the helical groove (67).
2. The self-adaptive tower crane hoisting system for civil engineering of claim 1, characterized in that: the transmission assembly comprises a toothed ring (62) and a plurality of transmission gears (35), wherein the toothed ring is rotatably arranged in the carrying base (6); the gear ring (62) is meshed with the meshing disc (63) and the transmission gear (35) respectively; the bottom end of the threaded shaft (52) is fixedly connected with the top surface of the transmission gear (35).
3. The self-adaptive tower crane hoisting system for civil engineering of claim 2, characterized in that: the top end of the rotating shaft (64) is fixedly provided with a connecting spring (15), and the top end of the connecting spring (15) is fixedly connected with the loading base (6).
4. The self-adaptive tower crane hoisting system for civil engineering of claim 1, characterized in that: one side of the suspension arm (2) is connected with a sliding plate (22) in a sliding way along the width direction of the suspension arm; a driving motor (25) is fixed at the top of the sliding plate (22); a winding drum (27) is rotatably arranged at the bottom end of the suspension arm (2); a connecting component (3) for driving the winding drum (27) to rotate is arranged between the output end of the driving motor (25) and the winding drum (27); an extension arm (4) is fixed at the top end of the suspension arm (2); a steering wheel (41) is fixed on one side of the extension arm (4) far away from the suspension arm (2), and a directional wheel (42) is connected to one side of the extension arm (4) far away from the suspension arm (2) in a sliding manner along the length direction of the extension arm; the lifting rope (54) is sequentially wound on the periphery of the winding drum (27), the steering wheel (41) and the directional wheel (42); a separation assembly used for driving the winding drum (27) to stop rotating is arranged between the winding drum (27) and the directional wheel (42).
5. The self-adaptive tower crane hoisting system for civil engineering of claim 4, characterized in that: a sliding shaft (21) is fixed on the side wall of the suspension arm (2), and the sliding plate (22) is connected with the suspension arm (2) in a sliding manner along the width direction of the sliding shaft (21); the driving motor (25) is fixed at the top of the sliding plate (22); and a compression spring (23) is fixed on one side of the sliding plate (22) far away from the suspension arm (2), and one end of the compression spring (23) far away from the sliding plate (22) is fixedly connected with the end part of the sliding shaft (21).
6. The self-adaptive tower crane hoisting system for civil engineering of claim 4, characterized in that: the connecting assembly (3) comprises a first connecting shaft (31) fixed at the output end of the driving motor (25) and a second connecting shaft (32) fixed at one side of the winding drum (27) close to the driving motor (25); a plurality of meshing teeth (33) are uniformly distributed on one side, close to the second connecting shaft (32), of the first connecting shaft (31) along the circumferential direction of the first connecting shaft, and a plurality of meshing grooves (34) are uniformly distributed on one side, close to the first connecting shaft (31), of the second connecting shaft (32) along the circumferential direction of the second connecting shaft; the meshing teeth (33) are meshed with the second connecting shaft (32) through the meshing grooves (34).
7. The self-adaptive tower crane hoisting system for civil engineering of claim 4, characterized in that: the separation assembly comprises a sliding block (46) connected with the extension arm (4) in a sliding manner along the length direction of the extension arm (4) and a connecting rod (47) connected with the suspension arm (2) in a sliding manner along the length direction of the suspension arm (2); the opposite inner sides of the connecting rod (47) and the sliding block (46) are respectively provided with a first inclined plane (48); the side wall of the sliding plate (22) is fixed with a contact piece (17), and the opposite inner sides of the contact piece (17) and the connecting rod (47) are respectively provided with a second inclined surface (16).
8. The self-adaptive tower crane hoisting system for civil engineering of claim 7, characterized in that: a first sliding groove (43) is formed in the side wall of the extension arm (4), and the extension arm (4) is connected with a first guide piece (44) in a sliding mode along the length direction of the extension arm through the first sliding groove (43); an extension spring (45) is fixed at the top end of the first guide sheet (44), and the top end of the extension spring (45) is fixedly connected with the extension arm (4) through the first sliding groove (43); one side of the first guide sheet (44) far away from the extension arm (4) is fixedly connected with the sliding block (46).
9. The self-adaptive tower crane hoisting system for civil engineering of claim 7, characterized in that: connecting rod (47) top surface is fixed with guide vane two (14), guide vane two (14) bottom surface is fixed with guiding axle (11), the side cover is equipped with reset spring (12) in guiding axle (11) week, reset spring (12) bottom with guiding axle (11) bottom fixed connection, connecting rod (47) top surface is fixed with guide vane three (13), guide vane three (13) and reset spring (12) top fixed connection.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202111503992.6A CN114031005B (en) | 2021-12-09 | 2021-12-09 | Civil engineering is with self-adaptation tower crane hoist and mount system |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202111503992.6A CN114031005B (en) | 2021-12-09 | 2021-12-09 | Civil engineering is with self-adaptation tower crane hoist and mount system |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN114031005A CN114031005A (en) | 2022-02-11 |
| CN114031005B true CN114031005B (en) | 2022-06-21 |
Family
ID=80146577
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202111503992.6A Active CN114031005B (en) | 2021-12-09 | 2021-12-09 | Civil engineering is with self-adaptation tower crane hoist and mount system |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN114031005B (en) |
Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| DE3512103A1 (en) * | 1985-03-29 | 1986-10-30 | Mannesmann AG, 4000 Düsseldorf | CHARGER BASKET FOR CATALYST BASKET |
| CN105480801A (en) * | 2016-01-14 | 2016-04-13 | 李贤明 | Hanging basket device |
| CN207003987U (en) * | 2017-06-26 | 2018-02-13 | 嘉兴大桥南方混凝土有限公司 | A kind of novel building equipment hanging basket |
| CN110775800A (en) * | 2019-09-11 | 2020-02-11 | 青岛天能重工股份有限公司 | Novel gantry magnetic crane feeding table |
| CN214087347U (en) * | 2020-11-16 | 2021-08-31 | 杨泉 | Synchronous lifting telescopic device for crane |
-
2021
- 2021-12-09 CN CN202111503992.6A patent/CN114031005B/en active Active
Patent Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| DE3512103A1 (en) * | 1985-03-29 | 1986-10-30 | Mannesmann AG, 4000 Düsseldorf | CHARGER BASKET FOR CATALYST BASKET |
| CN105480801A (en) * | 2016-01-14 | 2016-04-13 | 李贤明 | Hanging basket device |
| CN207003987U (en) * | 2017-06-26 | 2018-02-13 | 嘉兴大桥南方混凝土有限公司 | A kind of novel building equipment hanging basket |
| CN110775800A (en) * | 2019-09-11 | 2020-02-11 | 青岛天能重工股份有限公司 | Novel gantry magnetic crane feeding table |
| CN214087347U (en) * | 2020-11-16 | 2021-08-31 | 杨泉 | Synchronous lifting telescopic device for crane |
Also Published As
| Publication number | Publication date |
|---|---|
| CN114031005A (en) | 2022-02-11 |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN210825174U (en) | Promote stable monospar gantry crane | |
| CN114590730A (en) | Heavy coaxial winch | |
| CN114031005B (en) | Civil engineering is with self-adaptation tower crane hoist and mount system | |
| CN217676571U (en) | Cable winding device for tower crane | |
| CN215592519U (en) | Synchronous lifting mechanism | |
| CN211310653U (en) | Anti-twisting rope device for climbing assistor | |
| CN211255078U (en) | Wire rope winding lifting device | |
| CN109835838B (en) | Single rope friction type elevator | |
| CN113044746B (en) | Lifting mechanism for European-style double-beam crane and working method thereof | |
| CN213202190U (en) | Hoist type hoist | |
| CN113562590A (en) | Safe hoisting belt for hoisting gantry | |
| CN218595947U (en) | Hoisting assembly based on crane frequency converter | |
| CN114775990B (en) | Safety type externally hung operation platform for assembled building | |
| CN115303965B (en) | Flat-top tower crane balance arm assembly without tower top | |
| CN217377123U (en) | Rotating crane for hydropower station | |
| CN116986493B (en) | Crane | |
| CN114380224B (en) | Hoisting device for building | |
| CN221216953U (en) | Chain wheel driving device of chain block | |
| CN218931571U (en) | Cable-stayed protector for electric hoist | |
| CN219384464U (en) | Lifting grabbing device for wheel forging | |
| CN214399573U (en) | Steel wire rope coiling device for hoisting machinery | |
| CN210825226U (en) | Electric hoist device for zinc dissolving tank | |
| CN220149071U (en) | Building material lifting device | |
| CN219885544U (en) | Crane driving equipment with self-braking function | |
| CN2225460Y (en) | Safety protective curtain for sight-seeing lift well rail |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| PB01 | Publication | ||
| PB01 | Publication | ||
| SE01 | Entry into force of request for substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| CB03 | Change of inventor or designer information |
Inventor after: Wang Ping Inventor after: Li Chao Inventor before: Li Chao |
|
| CB03 | Change of inventor or designer information | ||
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| PE01 | Entry into force of the registration of the contract for pledge of patent right |
Denomination of invention: An adaptive tower crane lifting system for civil engineering Granted publication date: 20220621 Pledgee: Huishang Bank Co.,Ltd. Huaibei Xiangyang sub branch Pledgor: Huaibei Huaihai Construction Engineering Co.,Ltd. Registration number: Y2024980022550 |