CN113401793B - Trolley device for hydraulic ship unloader - Google Patents
Trolley device for hydraulic ship unloader Download PDFInfo
- Publication number
- CN113401793B CN113401793B CN202110785456.3A CN202110785456A CN113401793B CN 113401793 B CN113401793 B CN 113401793B CN 202110785456 A CN202110785456 A CN 202110785456A CN 113401793 B CN113401793 B CN 113401793B
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- Prior art keywords
- trolley
- wire rope
- steel wire
- frame
- trolley frame
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Classifications
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B66—HOISTING; LIFTING; HAULING
- B66C—CRANES; LOAD-ENGAGING ELEMENTS OR DEVICES FOR CRANES, CAPSTANS, WINCHES, OR TACKLES
- B66C9/00—Travelling gear incorporated in or fitted to trolleys or cranes
- B66C9/02—Travelling gear incorporated in or fitted to trolleys or cranes for underhung trolleys or cranes
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B65—CONVEYING; PACKING; STORING; HANDLING THIN OR FILAMENTARY MATERIAL
- B65G—TRANSPORT OR STORAGE DEVICES, e.g. CONVEYORS FOR LOADING OR TIPPING, SHOP CONVEYOR SYSTEMS OR PNEUMATIC TUBE CONVEYORS
- B65G67/00—Loading or unloading vehicles
- B65G67/60—Loading or unloading ships
- B65G67/606—Loading or unloading ships using devices specially adapted for bulk material
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B66—HOISTING; LIFTING; HAULING
- B66C—CRANES; LOAD-ENGAGING ELEMENTS OR DEVICES FOR CRANES, CAPSTANS, WINCHES, OR TACKLES
- B66C11/00—Trolleys or crabs, e.g. operating above runways
- B66C11/02—Trolleys or crabs, e.g. operating above runways with operating gear or operator's cabin suspended, or laterally offset, from runway or track
- B66C11/04—Underhung trolleys
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B66—HOISTING; LIFTING; HAULING
- B66C—CRANES; LOAD-ENGAGING ELEMENTS OR DEVICES FOR CRANES, CAPSTANS, WINCHES, OR TACKLES
- B66C11/00—Trolleys or crabs, e.g. operating above runways
- B66C11/16—Rope, cable, or chain drives for trolleys; Combinations of such drives with hoisting gear
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B66—HOISTING; LIFTING; HAULING
- B66C—CRANES; LOAD-ENGAGING ELEMENTS OR DEVICES FOR CRANES, CAPSTANS, WINCHES, OR TACKLES
- B66C13/00—Other constructional features or details
- B66C13/04—Auxiliary devices for controlling movements of suspended loads, or preventing cable slack
- B66C13/10—Auxiliary devices for controlling movements of suspended loads, or preventing cable slack for preventing cable slack
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- 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
- B66C23/36—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 mounted on road or rail vehicles; Manually-movable jib-cranes for use in workshops; Floating cranes
- B66C23/52—Floating cranes
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B66—HOISTING; LIFTING; HAULING
- B66C—CRANES; LOAD-ENGAGING ELEMENTS OR DEVICES FOR CRANES, CAPSTANS, WINCHES, OR TACKLES
- B66C7/00—Runways, tracks or trackways for trolleys or cranes
- B66C7/08—Constructional features of runway rails or rail mountings
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B66—HOISTING; LIFTING; HAULING
- B66C—CRANES; LOAD-ENGAGING ELEMENTS OR DEVICES FOR CRANES, CAPSTANS, WINCHES, OR TACKLES
- B66C7/00—Runways, tracks or trackways for trolleys or cranes
- B66C7/16—Devices specially adapted for limiting trolley or crane travel; Arrangements of buffer-stops
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B66—HOISTING; LIFTING; HAULING
- B66C—CRANES; LOAD-ENGAGING ELEMENTS OR DEVICES FOR CRANES, CAPSTANS, WINCHES, OR TACKLES
- B66C9/00—Travelling gear incorporated in or fitted to trolleys or cranes
- B66C9/08—Runners; Runner bearings
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B66—HOISTING; LIFTING; HAULING
- B66C—CRANES; LOAD-ENGAGING ELEMENTS OR DEVICES FOR CRANES, CAPSTANS, WINCHES, OR TACKLES
- B66C9/00—Travelling gear incorporated in or fitted to trolleys or cranes
- B66C9/10—Undercarriages or bogies, e.g. end carriages, end bogies
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B66—HOISTING; LIFTING; HAULING
- B66C—CRANES; LOAD-ENGAGING ELEMENTS OR DEVICES FOR CRANES, CAPSTANS, WINCHES, OR TACKLES
- B66C9/00—Travelling gear incorporated in or fitted to trolleys or cranes
- B66C9/14—Trolley or crane travel drives
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- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02A—TECHNOLOGIES FOR ADAPTATION TO CLIMATE CHANGE
- Y02A20/00—Water conservation; Efficient water supply; Efficient water use
- Y02A20/20—Controlling water pollution; Waste water treatment
- Y02A20/204—Keeping clear the surface of open water from oil spills
Landscapes
- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Ocean & Marine Engineering (AREA)
- Aviation & Aerospace Engineering (AREA)
- Ship Loading And Unloading (AREA)
Abstract
The invention provides a trolley device for a hydraulic ship unloader. The invention comprises a trolley, a steel wire rope system, a track and a winch, wherein the winch is fixed at the rear end of a ship unloader arm frame, the track is fixed below the front section of the arm frame, a frame of the trolley can move along the track, the frame is provided with a mud pump connected with the frame, the steel wire rope system comprises a steel wire rope, a pulley block and a ratchet mechanism, one end of the steel wire rope winds the winch after bypassing the pulley block, the other end of the steel wire rope is connected with the ratchet mechanism, the ratchet mechanism is connected with the trolley, and the winch drives the steel wire rope to enable the trolley to move along the track, so that the mud pump is driven to move stably along the arm frame. Compared with the traditional mobile ship unloader, the invention has the advantages that the trolley running mechanism is added, the slurry pump moves along the arm support direction, the rotary motion of the ship unloader is matched, the full-cabin coverage of the slurry pump is realized, the coverage area of a material taking point in a cabin is enlarged, the purposes of high-efficiency ship unloading and quick cabin cleaning are achieved, and the mobile ship unloader is a very good choice.
Description
Technical Field
The invention relates to the technical field of ship unloaders, in particular to a trolley device for a hydraulic ship unloader.
Background
The mobile ship unloader is terminal equipment of a large bulk cargo wharf, plays an increasingly important role in industries such as energy, electric power, metallurgy, ports and the like, and directly determines the production capacity of the wharf. The utility model discloses a novel ship unloader of rotation hydraulic ship unloader of publication number CN106429532A, can adapt to the ship unloading operation of tiny, the moisture is high, the material of density is big, solves the problem that the environmental protection nature that prior art exists is poor, ship unloading cycle is long.
The trolley device in the ship unloader is a main mechanism of the mobile ship unloader, the material taking and transposition function of the slurry pump is implemented, and the moving function of the trolley device is realized by the cooperation of the trolley mechanism, the steel wire rope system, the trolley rail and the winch. The conventional mobile ship unloader generally adopts an integral arm support, the arm support does not have a telescopic function and a trolley device is arranged on the arm support, transposition material taking can be realized only through a slewing mechanism, a material taking point cannot cover the whole cabin, and accordingly materials on a ship cannot be completely polished, and ship unloading efficiency is greatly influenced.
Therefore, the invention provides a novel device which has high reliability and simple structure and can realize that the slurry pump completely covers the whole cabin, and the device becomes a technical problem to be solved.
Disclosure of Invention
According to the technical problem, a trolley device for a hydraulic ship unloader is provided. The invention adopts the following technical means:
the utility model provides a hydraulic ship unloader uses dolly device, includes dolly, wire rope system, track and hoist engine, the hoist engine is fixed at ship unloader cantilever crane rear end, the track is fixed in cantilever crane anterior segment below, the frame of dolly can be along track movement, the frame is equipped with the slush pump of connecting above that, wire rope system includes wire rope, assembly pulley, ratchet, winding on the hoist engine after the assembly pulley is walked around to wire rope's one end, the other end is connected on ratchet, ratchet connects on the dolly, drives wire rope through the hoist engine and makes the dolly move along the track to drive the slush pump along cantilever crane steady motion.
Further, the trolley comprises a first trolley frame, a second trolley frame, wheels and an axle, wherein the first trolley frame and the second trolley frame are connected with a ship unloader arm support rail through the wheels to form rolling friction, the wheels are connected with the axle through bearings, and the bearings are fixed on the axle through check rings to form a wheel set; the first trolley frame and the second trolley frame are fixed together through a first bolt, a first nut and a first pin shaft, a gasket is arranged between the first trolley frame and the second trolley frame, the first pin shaft positions the first trolley frame and the second trolley frame through a shaft sleeve to form a whole, the shaft end baffle plate fixes the shaft sleeve on the first pin shaft through a screw, the trolley is connected with the slurry pump hanging frame through a second pin shaft, and the slurry pump hanging frame moves back and forth on a track along with the trolley.
Further, the number of the wheel groups is 8, the wheel groups are divided into 4 pairs, and the wheel groups are symmetrically arranged left and right and are welded with the first trolley frame and the second trolley frame respectively to form two parts which are symmetrical to each other.
Further, the steel wire rope comprises an upper steel wire rope and a lower steel wire rope, and the ratchet mechanism comprises a front pawl, a front ratchet wheel, a rear ratchet wheel and a rear pawl;
one end of the upper steel wire rope is positively wound on the winch, the other end of the upper steel wire rope is inserted into a shaft hole of a front ratchet wheel by bypassing the pulley block, the front ratchet wheel is fastened on a front ratchet wheel shaft by a set screw and a second nut, the front ratchet wheel passes through a first trolley frame and a second trolley frame through a self ratchet wheel shaft and is positioned on the first trolley frame by a shaft end baffle, a second bolt and a third gasket; the front pawl is positioned on the second trolley frame through a third bolt, a third nut and a gasket according to the matching position with the front ratchet wheel, and after the length of the upper steel wire rope is adjusted, a positioning pin is inserted into a positioning hole of the front pawl to be anchored;
one end of the lower steel wire rope is reversely wound on the winch, the other end of the lower steel wire rope is inserted into a shaft hole of the rear ratchet wheel by bypassing the pulley block, the lower steel wire rope is fastened on the rear ratchet wheel shaft, the rear ratchet wheel passes through the first trolley frame and the second trolley frame through the self ratchet wheel shaft and is positioned on the first trolley frame, the rear pawl is positioned on the second trolley frame according to the matching position with the rear ratchet wheel, and after the length of the lower steel wire rope is adjusted, the positioning pin is inserted into the positioning hole of the rear pawl to be anchored.
Further, the rail comprises I-steel and end plates welded at two ends of the I-steel, and the end plates are used for preventing the trolley from derailing.
Further, the winch comprises a winding drum, a speed reducing motor, a rain cover and a base; the speed reducing motor is used for providing power for the winding drum, winding and unwinding the steel wire rope wound on the winding drum, and the winding drum, the speed reducing motor and the rain cover are fixed at the rear end of the ship unloader arm support through the base.
The invention has the following advantages:
1. compared with the traditional mobile ship unloader, the trolley running mechanism is added, the slurry pump moves along the arm support direction, and the full cabin coverage of the slurry pump can be realized by matching with the rotary movement of the ship unloader. The coverage area of the material taking point in the cabin is enlarged.
2. The device has simple structure, low failure rate and light weight.
3. The manufacturing cost is low, and the maintenance and replacement cost is low.
4. The ship unloading efficiency is high, the slurry pump completely covers the whole cabin, the purposes of high-efficiency ship unloading and quick cabin cleaning are achieved, and the mobile ship unloading machine is a good choice.
Drawings
In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings that are required in the embodiments or the description of the prior art will be briefly described, and it is obvious that the drawings in the following description are some embodiments of the present invention, and other drawings may be obtained according to the drawings without inventive effort to a person skilled in the art.
Fig. 1 is a schematic diagram of a car device according to an embodiment of the present invention.
Fig. 2 is a schematic diagram of a cart device according to an embodiment of the invention.
Fig. 3 is a view of a car owner in an embodiment of the invention.
Fig. 4 is a cross-sectional view of a cart in accordance with an embodiment of the present invention.
Fig. 5 is a diagram of a wire rope system in an embodiment of the present invention.
FIG. 6 is an assembled view of a ratchet pawl in accordance with an embodiment of the present invention.
FIG. 7 is a schematic diagram of a ratchet according to an embodiment of the present invention.
Fig. 8 is a schematic view of a hoist according to an embodiment of the present invention.
In the figure: 1. a trolley; 2. a wire rope system; 3. a track; 4. a hoist; 1.1, a first trolley frame; 1.2, a second trolley frame; 1.3, wheels; 1.4, an axle; 1.5, a bearing; 1.6, check ring; 1.7, a first bolt; 1.8, a first nut; 1.9, a first gasket; 1.10, a first pin shaft; 1.11, shaft sleeve; 1.12, shaft end baffle; 1.13, a second gasket; 1.14, screws; 1.15, a second pin shaft; 2.1, upper steel wire rope; 2.2, a lower steel wire rope; 2.3, a set screw; 2.4, a second nut; 2.5, pulley blocks; 2.6, front pawls; 2.7, front ratchet; 2.8, a rear ratchet; 2.9, rear pawls; 2.10, a shaft end baffle; 2.11, a second bolt; 2.12, a third gasket; 2.13, a third bolt; 2.14, a third nut; 2.15, a fourth gasket; 2.16, locating pins; 4.1, winding drum; 4.2, a speed reducing motor; 4.3, a rain cover; 4.4, a base.
Detailed Description
For the purpose of making the objects, technical solutions and advantages of the embodiments of the present invention more apparent, the technical solutions of the embodiments of the present invention will be clearly and completely described below with reference to the accompanying drawings in the embodiments of the present invention, and it is apparent that the described embodiments are some embodiments of the present invention, but not all embodiments of the present invention. All other embodiments, which can be made by those skilled in the art based on the embodiments of the invention without making any inventive effort, are intended to be within the scope of the invention.
As shown in fig. 1 and 2, the embodiment of the invention discloses a trolley device for a hydraulic ship unloader, which comprises a trolley 1, a steel wire rope system 2, a track 3 and a winch 4, wherein the winch 4 is fixed at the rear end of a ship unloader arm support, the track 3 is fixed below the front section of the arm support, a frame of the trolley 1 can move along the track 3, the frame is provided with a mud pump connected with the frame, the steel wire rope system 2 comprises a steel wire rope, a pulley block 2.5 and a ratchet mechanism, one end of the steel wire rope winds the winch 4 after bypassing the pulley block, the other end of the steel wire rope is connected with the ratchet mechanism, and the ratchet mechanism is connected with the trolley 1 and drives the steel wire rope to enable the trolley to move along the track arm support through the winch 4, so that the mud pump is driven to move stably along the track.
Specifically, as shown in fig. 3 and 4, the first trolley frame 1.1 and the second trolley frame 1.2 are connected with the ship unloader arm support rail 4 through wheels 1.3 to form rolling friction, the wheels 1.3 are connected with the axle 1.4 through bearings 1.5, and the bearings 1.5 are fixed on the axle 1.4 through check rings 1.6 to form a wheel set. The number of the trolley groups is 8, the trolley groups are divided into 4 pairs, the trolley groups are symmetrically arranged left and right and are welded with the first trolley frame 1.1 and the second trolley frame 1.2 respectively to form two mutually symmetrical parts, the first trolley frame 1.1 and the second trolley frame 1.2 are fixed together through a first bolt 1.7 and a pin shaft 1.10, and the first trolley frame 1.1 and the second trolley frame 1.2 are fixed through a first nut 1.8 and a first gasket 1.9. The first pin shaft 1.10 positions the first trolley frame 1.1 and the second trolley frame 1.2 to form a whole through the shaft sleeve 1.11, the shaft end baffle 1.12 fixes the shaft sleeve 1.11 on the pin shaft 1.10 through the screw 1.14, the second gasket 1.13 is arranged between the shaft sleeve 1 and the shaft sleeve, the trolley 1 and the slurry pump hanging frame are connected together through the pin shaft 1.15, and the slurry pump hanging frame moves back and forth on the track 4 along with the trolley 1.
As shown in fig. 5-7, the steel wire rope comprises an upper steel wire rope 2.1 and a lower steel wire rope 2.2, and the ratchet mechanism comprises a front pawl 2.6, a front ratchet wheel 2.7, a rear ratchet wheel 2.8 and a rear pawl 2.9; one end of the upper steel wire rope 2.1 is wound on the windlass 4 in the forward direction, the other end of the upper steel wire rope is inserted into the shaft hole of the front ratchet wheel 2.7 by bypassing the pulley block 2.5, and is fastened on the shaft of the front ratchet wheel 2.7 by the set screw 2.3 and the second nut 2.4. The front ratchet wheel 2.7 passes through the first trolley frame 1.1 and the second trolley frame 1.2 through the ratchet wheel shaft of the front ratchet wheel, and is positioned on the first trolley frame 1.1 through the shaft end baffle 2.10, the second bolt 2.11 and the third washer 2.12. The front pawl 2.6 is positioned on the second trolley frame 1.2 according to the matching position with the front ratchet wheel 2.7 through the third bolt 2.13, the third nut 2.14 and the fourth washer 2.15, and after the length of the upper steel wire rope 2.1 is adjusted, the positioning pin 2.16 is inserted into the positioning hole of the front pawl 2.6 to be anchored. Similarly, one end of the lower steel wire rope 2.2 is reversely wound on the winch 4, the other end of the lower steel wire rope bypasses the pulley block 2.5 and is inserted into the shaft hole of the rear ratchet wheel 2.8, and the lower steel wire rope is fastened on the shaft of the rear ratchet wheel 2.8 through a set screw and a nut. The rear ratchet wheel 2.8 passes through the first trolley frame 1.1 and the second trolley frame 1.2 through a ratchet wheel shaft of the rear ratchet wheel, and is positioned on the first trolley frame 1.1 through a shaft end baffle, a bolt and a gasket. The rear pawl 2.9 is positioned on the second trolley frame 1.2 according to the matching position with the rear ratchet wheel 2.8 through bolts, nuts and washers, and after the length of the lower steel wire rope 2.2 is adjusted, a positioning pin is inserted into a positioning hole of the rear pawl 2.9 to be anchored.
The track 3 is composed of I-steel 3.1, end plates 3.2 and the like. The end plates 3.2 are welded at two ends of the I-steel 3.1 to play a role in preventing the trolley 1 from derailing, and the I-steel 3.1 is welded below the front section of the arm support.
As shown in fig. 8, the hoist 4 is composed of a winding drum 4.1, a gear motor 4.2, a rain cover 4.3, a base 4.4, and the like. The upper steel wire rope 2.1 and the lower steel wire rope 2.2 are mutually wound on the winding drum 4.1 in opposite directions, the gear motor 4.2 provides power for the winding drum 4.1, the upper steel wire rope 2.1 and the lower steel wire rope 2.2 are wound and unwound, and the winding drum 4.1, the gear motor 4.2 and the rain cover 4.3 are fixed at the rear end of the ship unloader arm support through the base 4.4.
The specific working principle of the invention is as follows: the winch 4 is fixed at the rear end of the ship unloader arm support through the base 4.4, and the track 3 is welded at the front end of the ship unloader arm support. The trolley 1 is hung below the track 3 through the wheels 1.3, so that the wheels 1.3 can flexibly move in the groove of the I-steel 3.1, the trolley 1 is driven to reciprocate along the track 3, the trolley 1 drives the mud pump below to move together, and the position of a material taking point is changed. One end of the upper steel wire rope 2.1 is wound on the winch 4 in the forward direction, the other end of the upper steel wire rope bypasses the pulley block 2.5 and is inserted into and fixed in a shaft hole of the front ratchet wheel 2.7 of the trolley 1, the upper steel wire rope is fastened on the shaft of the front ratchet wheel 2.7 through the set screw 2.3, and the second nut 2.4 is screwed on the set screw 2.3 to realize looseness prevention. In the same way, one end of the lower steel wire rope 2.2 is reversely wound on the winch 4, the other end bypasses the pulley block 2.5 and is inserted and fixed in the shaft hole of the rear ratchet wheel 2.8 of the trolley 1, and is fastened on the shaft of the rear ratchet wheel 2.8 by a set screw, and the nut is screwed on the set screw to realize looseness prevention. Rotating the front ratchet wheel 2.7 tightens the upper steel wire rope 2.1, and after reaching the tightening requirement, inserting the locating pin 2.16 into the locating hole of the front pawl 2.6 to anchor and prevent the front pawl 2.6 from jumping. Simultaneously, the rear ratchet wheel 2.8 is rotated to tension the lower steel wire rope 2.2, and after the tensioning requirement is met, a positioning pin is inserted into a positioning hole of the rear pawl 2.9 to anchor and prevent the rear pawl 2.9 from jumping.
The specific action mode of the trolley is as follows: when the slurry pump moves forwards along the arm support to change the material taking position, the winch 4 rotates clockwise, the upper steel wire rope 2.1 is retracted, meanwhile, the lower steel wire rope 2.2 is released, the upper steel wire rope 2.1 drives the trolley 1 to move forwards along the arm support, and the lower steel wire rope 2.2 plays a role in stabilizing the speed of the trolley, so that the slurry pump is driven to move forwards along the arm support stably. When the mud pump moves backwards along the arm support to change the material taking position, when the winch 4 rotates anticlockwise, the lower steel wire rope 2.2 is retracted, meanwhile, the upper steel wire rope 2.1 is released, the lower steel wire rope 2.2 drives the trolley 1 to move backwards along the arm support, and the upper steel wire rope 2.1 plays a role in stabilizing the speed of the trolley, so that the mud pump is driven to move backwards along the arm support stably. The full cabin coverage of the slurry pump can be realized by the motion of the slurry pump along the arm support direction and the rotary motion of the ship unloader.
Finally, it should be noted that: the above embodiments are only for illustrating the technical solution of the present invention, and not for limiting the same; although the invention has been described in detail with reference to the foregoing embodiments, it will be understood by those of ordinary skill in the art that: the technical scheme described in the foregoing embodiments can be modified or some or all of the technical features thereof can be replaced by equivalents; such modifications and substitutions do not depart from the spirit of the invention.
Claims (4)
1. The trolley device for the hydraulic ship unloader is characterized by comprising a trolley, a steel wire rope system, a track and a winch, wherein the winch is fixed at the rear end of a ship unloader arm support, the track is fixed below the front section of the arm support, a frame of the trolley can move along the track, the frame is provided with a slurry pump connected with the frame, the steel wire rope system comprises a steel wire rope, a pulley block and a ratchet mechanism, one end of the steel wire rope winds the winch after bypassing the pulley block, the other end of the steel wire rope is connected with the ratchet mechanism, the ratchet mechanism is connected to the trolley, and the winch drives the steel wire rope to enable the trolley to move along the track, so that the slurry pump is driven to move stably along the arm support;
the trolley comprises a first trolley frame, a second trolley frame, wheels and an axle, wherein the first trolley frame and the second trolley frame are connected with a ship unloader arm support rail through the wheels to form rolling friction, the wheels are connected with the axle through bearings, and the bearings are fixed on the axle through check rings to form a wheel set; the first trolley frame and the second trolley frame are fixed together through a first bolt, a first nut and a first pin shaft, a gasket is arranged between the first trolley frame and the second trolley frame, the first pin shaft positions the first trolley frame and the second trolley frame to form a whole through a shaft sleeve, the shaft end baffle plate fixes the shaft sleeve on the first pin shaft through a screw, the trolley is connected with the slurry pump hanging frame through the second pin shaft, and the slurry pump hanging frame moves back and forth on a track along with the trolley;
the rail comprises I-steel and end plates welded at two ends of the I-steel, and the end plates are used for preventing the trolley from derailing.
2. The cart device for the hydraulic ship unloader according to claim 1, wherein the number of the cart wheel sets is 8, the cart wheel sets are divided into 4 pairs, and the cart wheel sets are symmetrically arranged left and right and are respectively welded with the first cart frame and the second cart frame to form two symmetrical parts.
3. The cart device for a hydraulic ship unloader according to claim 1, wherein the wire rope includes an upper wire rope and a lower wire rope, and the ratchet mechanism includes a front pawl, a front ratchet, a rear ratchet, and a rear pawl;
one end of the upper steel wire rope is positively wound on the winch, the other end of the upper steel wire rope is inserted into a shaft hole of a front ratchet wheel by bypassing the pulley block, the front ratchet wheel is fastened on a front ratchet wheel shaft by a set screw and a second nut, the front ratchet wheel passes through a first trolley frame and a second trolley frame through a self ratchet wheel shaft and is positioned on the first trolley frame by a shaft end baffle, a second bolt and a third gasket; the front pawl is positioned on the second trolley frame through a third bolt, a third nut and a gasket according to the matching position with the front ratchet wheel, and after the length of the upper steel wire rope is adjusted, a positioning pin is inserted into a positioning hole of the front pawl to be anchored;
one end of the lower steel wire rope is reversely wound on the winch, the other end of the lower steel wire rope is inserted into a shaft hole of the rear ratchet wheel by bypassing the pulley block, the lower steel wire rope is fastened on the rear ratchet wheel shaft, the rear ratchet wheel passes through the first trolley frame and the second trolley frame through the self ratchet wheel shaft and is positioned on the first trolley frame, the rear pawl is positioned on the second trolley frame according to the matching position with the rear ratchet wheel, and after the length of the lower steel wire rope is adjusted, the positioning pin is inserted into the positioning hole of the rear pawl to be anchored.
4. The cart device for a hydraulic ship unloader according to claim 1, wherein the hoist comprises a drum, a gear motor, a rain cover, and a base; the speed reducing motor is used for providing power for the winding drum, winding and unwinding the steel wire rope wound on the winding drum, and the winding drum, the speed reducing motor and the rain cover are fixed at the rear end of the ship unloader arm support through the base.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202110785456.3A CN113401793B (en) | 2021-07-12 | 2021-07-12 | Trolley device for hydraulic ship unloader |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202110785456.3A CN113401793B (en) | 2021-07-12 | 2021-07-12 | Trolley device for hydraulic ship unloader |
Publications (2)
| Publication Number | Publication Date |
|---|---|
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