CN114516592A - Hoisting trolley of portal crane and use method thereof - Google Patents
Hoisting trolley of portal crane and use method thereof Download PDFInfo
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- CN114516592A CN114516592A CN202011307403.2A CN202011307403A CN114516592A CN 114516592 A CN114516592 A CN 114516592A CN 202011307403 A CN202011307403 A CN 202011307403A CN 114516592 A CN114516592 A CN 114516592A
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- 238000000034 method Methods 0.000 title claims abstract description 24
- 238000009434 installation Methods 0.000 claims abstract description 23
- 230000008569 process Effects 0.000 claims description 10
- 230000009471 action Effects 0.000 claims description 9
- 230000001681 protective effect Effects 0.000 claims description 6
- 230000004888 barrier function Effects 0.000 claims description 2
- 238000001514 detection method Methods 0.000 claims 2
- 238000005299 abrasion Methods 0.000 description 2
- 239000000463 material Substances 0.000 description 2
- 238000010521 absorption reaction Methods 0.000 description 1
- 230000004075 alteration Effects 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 239000004568 cement Substances 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 239000002184 metal Substances 0.000 description 1
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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
- B66C19/00—Cranes comprising trolleys or crabs running on fixed or movable bridges or gantries
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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
- B66C11/06—Underhung trolleys running on monorails
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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
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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
- B66C13/06—Auxiliary devices for controlling movements of suspended loads, or preventing cable slack for minimising or preventing longitudinal or transverse swinging of loads
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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
- B66C9/14—Trolley or crane travel drives
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- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Carriers, Traveling Bodies, And Overhead Traveling Cranes (AREA)
Abstract
The invention relates to the technical field of hoisting equipment and discloses a hoisting trolley of a portal crane and a use method thereof; the lifting trolley of the portal crane comprises a frame and a movable crawler, infrared detectors are arranged on the left side and the right side of the frame, a control display screen is arranged on the surface of the frame, a first installation box and a second installation box are arranged in an inner cavity of the frame, and an air cylinder is fixedly connected to an inner cavity of the first installation box.
Description
Technical Field
The invention belongs to the technical field of hoisting equipment, and particularly relates to a hoisting trolley of a portal type hoisting device and a using method thereof.
Background
The bridge crane is a hoisting device which is transversely erected above workshops, warehouses and stock yards to hoist materials, is a hoisting machine with the widest application range and the largest quantity, and two ends of the bridge crane are located on high cement columns or metal supports and are shaped like a bridge. The bridge frame of the bridge crane runs longitudinally along the rails laid on the elevated frames at two sides, so that the space below the bridge frame can be fully utilized to hoist materials without being hindered by ground equipment.
The bridge crane carries out hoisting transportation by virtue of the hoisting trolley, the hoisting distance of the conventional hoisting trolley is fixed, so that when objects with different lengths need to be fixed, the position of the hook needs to be manually adjusted, but after adjustment, the situation that the hoisting center is unstable can be caused, certain potential safety hazards exist during transportation, the objects are unbalanced, and the abrasion of a single-side hoisting line is serious, so that the service life of the whole hoisting trolley is shortened; therefore, improvements are now needed in view of the current situation.
Disclosure of Invention
Aiming at the situation, in order to overcome the defects of the prior art, the invention provides the lifting trolley of the portal crane device and the use method thereof, which effectively solve the problems that the bridge crane is used for lifting and transporting by virtue of the lifting trolley, the lifting distance of the conventional lifting trolley is fixed, so that when objects with different lengths need to be fixed, the position of a hook needs to be manually adjusted, but after adjustment, the lifting center is unstable, certain potential safety hazards exist during transportation, and the single-side lifting line is seriously abraded due to unbalance of the objects, so that the service life of the whole lifting trolley is shortened.
In order to achieve the purpose, the invention provides the following technical scheme: a lifting trolley of a portal crane comprises a frame and a movable crawler, wherein infrared detectors are arranged on the left side and the right side of the frame, a control display screen is arranged on the surface of the frame, a first installation box and a second installation box are arranged in an inner cavity of the frame, an air cylinder is fixedly connected in the inner cavity of the first installation box, push rods which are symmetrically arranged in the left and right directions are rotatably connected to the front side of the air cylinder, push blocks are fixedly connected to the bottom ends of the two push rods, slide rods are fixedly connected to the opposite sides of the two push blocks, fixed rollers are fixedly connected to the outer walls of the two slide rods, grouped lifting wires are slidably connected to the outer walls of the two fixed rollers, electric wire collecting rollers are arranged at the bottoms of the two groups of lifting wires, fixed plates are fixedly connected to the rear sides of the two electric wire collecting rollers, lifting rings are fixedly connected to the bottoms of the two fixed plates, and protective cross rods are fixedly connected to the opposite sides of the two slide rods, two protection horizontal poles all run through the frame, two slide bars all are located the second install bin inner chamber, and two slide bars all with second install bin sliding connection, two sets of settings around the removal track is, and the side meshes respectively about two sets of removal track inner walls has from driving wheel and action wheel, and two sets of vertical looks side equal fixedly connected with connecting rods from driving wheel and action wheel, the equal fixedly connected with support column in two sets of connecting rod tops, frame fixed connection is at two sets of support column tops, and the action wheel rear side fixedly connected with motor power of rear side, two sets of follow driving wheel and the equal rotation of action wheel outer wall are connected with the connecting rod, the equal fixedly connected with balancing pole of two sets of connecting rod opposite sides, the equal fixedly connected with evenly distributed's in two sets of balancing pole bottoms spring holder, spring holder bottom fixedly connected with increases the weight ring.
Preferably, a limiting block is arranged at the joint of the first installation box and the second installation box, and the two push rods are slidably connected with the inner cavity of the limiting block.
Preferably, the front side of the inner cavity of the second mounting box is fixedly connected with a limiting rod, the outer wall of the limiting rod is slidably connected with auxiliary sliding blocks which are symmetrically arranged, fixing rods are fixedly connected to the rear sides of the two auxiliary sliding blocks, and the two fixing rods are fixedly connected with the two sliding rods respectively.
Preferably, the weight of the balancing rod is 3-4 times that of the connecting rod, the weight increasing rings are meshed with the movable crawler, and the weight of the weight increasing rings on the left side and the right side is 4-5 times that of the weight increasing ring in the middle.
Preferably, the bottom of the movable crawler is provided with a cross beam, the top of the cross beam is fixedly connected with a rack, and the movable crawler is meshed with the rack.
Preferably, the use method of the hoisting trolley of the portal crane comprises the following steps:
s1, fixed point movement: moving the lifting trolley to the position according to the position of an object to be lifted, starting a power motor during movement, driving a driving wheel to rotate by the power motor, moving a moving crawler on a rack at a cross beam while the driving wheel rotates, and driving a driven wheel to move so as to drive the whole lifting trolley to move until the lifting trolley moves to a specified position;
s2, fixing the articles: the method comprises the steps that the air cylinder is controlled to stretch according to the size of an article to be hoisted, when the air cylinder stretches, the included angle between two push rods connected with the air cylinder is changed, so that a push block and a slide rod connected with the two push rods move oppositely or back to back, the fixing rollers fixed on the slide rod move identically, when the distance between the two fixing rollers and the hoisted article are adjusted to a proper fixed distance, the electric wire receiving roller is started, the hoisted wire descends to the article, the article is manually fixed on the hoisting ring, and the article is fixed;
s3, hoisting of articles: on the basis of the step S2, the electric take-up roller is started to enable the hoisting line to be retracted so as to drive the hoisting object to be hoisted, in the hoisting process, the balancing rod and the weight increasing ring increase the weight of the whole hoisting trolley, and the phenomenon that the hoisting object inclines due to unbalance is avoided until the hoisting object is hoisted to a proper height;
s4, article transportation: on the basis of the step S3, a power motor is started to drive the whole movable crawler belt to move, so that the whole hoisting trolley moves, the infrared detector detects the two ends in the moving process of the hoisting trolley, when an obstacle exists, data are timely transmitted to the control display screen, the control display screen sends a signal, the protection cross rod protects the two ends of the hoisting trolley, and the transportation is completed until the whole hoisting trolley moves to a place where the data need to be transmitted.
Compared with the prior art, the invention has the beneficial effects that: 1. according to the invention, the cylinder can be controlled to extend and retract according to the size of an object to be hoisted, when the cylinder extends and retracts, the included angle between two push rods connected with the cylinder is changed, so that a push block and a slide rod connected with the two push rods move oppositely or oppositely, fixed rollers fixed on the slide rod move identically, when the distance between the two fixed rollers and the hoisted object are adjusted to a proper fixed distance, an electric wire collecting roller is started, the hoisting wire descends to the object, the object is manually fixed on the hoisting ring to complete the fixation of the object, the distance between the hoisting rings can be adjusted according to the size of the hoisted object, so that the object is kept balanced during the fixed transportation, the hoisting trolley can adapt to the objects with different sizes, the utilization rate of the hoisting trolley is effectively improved, and the serious abrasion of a single-side hoisting wire caused by the imbalance of the object is effectively avoided, so that the service life of the whole hoisting trolley is reduced;
2. according to the invention, in the hoisting process, the balance rods and the weight increasing rings increase the weight of the whole hoisting trolley, so that the phenomenon that the hoisting trolley inclines due to unbalance of hoisted objects is avoided, the generated vibration force averagely acts on each spring seat in the moving process of the moving track, the spring seats counteract the vibration force due to the action of resilience force, the shock absorption can be effectively carried out, the stability and the balance in the hoisting moving process are effectively ensured, and the hoisting safety of the whole hoisting trolley is improved.
Drawings
The accompanying drawings, which are included to provide a further understanding of the invention and are incorporated in and constitute a part of this specification, illustrate embodiments of the invention and together with the description serve to explain the principles of the invention and not to limit the invention.
In the drawings:
FIG. 1 is a schematic structural view of the present invention;
FIG. 2 is a cross-sectional structural view of the vehicle frame of the present invention;
FIG. 3 is a schematic view of the structure of the electric take-up roll and the fixed roll of the present invention;
FIG. 4 is a flow chart of a method of use of the present invention;
in the figure: 1. a cross beam; 2. a frame; 3. moving the caterpillar; 4. a driving wheel; 5. a connecting rod; 6. a balancing pole; 7. a driven wheel; 8. a support pillar; 9. a spring seat; 10. a weight increasing ring; 11. controlling the display screen; 12. a protective rail; 13. an infrared detector; 14. a rack; 15. hoisting the wire; 16. an electric take-up roll; 17. a fixing plate; 18. a hoisting ring; 19. a first installation box; 20. a second mounting box; 21. a cylinder; 22. a push rod; 23. a limiting block; 24. a slide bar; 25. a fixed roller; 26. a limiting rod; 27. an auxiliary slide block; 28. fixing the rod; 29. and (7) pushing the block.
Detailed Description
The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments; all other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.
In the first embodiment, as shown in fig. 1, 2 and 3, the hoisting trolley of the portal crane of the present invention comprises a frame 2 and a moving track 3, wherein infrared detectors 13 are disposed on both the left and right sides of the frame 2, a control display screen 11 is disposed on the surface of the frame 2, a first installation box 19 and a second installation box 20 are disposed in the inner cavity of the frame 2, an air cylinder 21 is fixedly connected to the inner cavity of the first installation box 19, push rods 22 symmetrically disposed on the left and right sides are rotatably connected to the front side of the air cylinder 21, push blocks 29 are fixedly connected to the bottom ends of the two push rods 22, slide rods 24 are fixedly connected to the opposite sides of the two push blocks 29, fixed rollers 25 are fixedly connected to the outer walls of the two slide rods 24, hoisting wires 15 disposed in groups are slidably connected to the outer walls of the two fixed rollers 25, electric wire receiving rollers 16 are disposed at the bottoms of the two groups of hoisting wires 15, and fixed plates 17 are fixedly connected to the rear sides of the two electric wire receiving rollers 16, the bottoms of the two fixed plates 17 are fixedly connected with lifting rings 18, the opposite sides of the two slide bars 24 are fixedly connected with protective cross bars 12, the two protective cross bars 12 penetrate through the frame 2, the two slide bars 24 are positioned in the inner cavity of the second installation box 20, the two slide bars 24 are slidably connected with the second installation box 20, the movable crawler 3 is arranged in front and back two groups, the left and right sides of the inner wall of the two groups of movable crawler 3 are respectively engaged with a driven wheel 7 and a driving wheel 4, the longitudinal viewing sides of the two groups of driven wheels 7 and the driving wheel 4 are respectively and fixedly connected with a connecting rod, the tops of the two groups of connecting rods are respectively and fixedly connected with supporting columns 8, the frame 2 is fixedly connected with the tops of the two groups of supporting columns 8, the rear side of the driving wheel 4 on the rear side is fixedly connected with a power motor, the outer walls of the two groups of driven wheels 7 and the driving wheel 4 are respectively and rotatably connected with connecting rods 5, the opposite sides of the two groups of connecting rods 5 are respectively and fixedly connected with balance rods 6, and the bottoms of the two groups of balance rods 6 are respectively and fixedly connected with evenly distributed spring seats 9, the bottom of the spring seat 9 is fixedly connected with a weight increasing ring 10.
In the second embodiment, on the basis of the first embodiment, as shown in fig. 2, a limiting block 23 is arranged at the joint of the first installation box 19 and the second installation box 20, and the two push rods 22 are slidably connected to an inner cavity of the limiting block 23.
The design of stopper 23 is convenient for carry on spacingly to two push rods 22, avoids the contained angle between two push rods 22 too big to lead to retracting time wearing and tearing, lead to whole equipment life to reduce.
In the third embodiment, on the basis of the first to second embodiments, as shown in fig. 2, a limiting rod 26 is fixedly connected to the front side of the inner cavity of the second mounting box 20, auxiliary sliding blocks 27 symmetrically arranged are slidably connected to the outer wall of the limiting rod 26, fixing rods 28 are fixedly connected to the rear sides of the two auxiliary sliding blocks 27, and the two fixing rods 28 are respectively and fixedly connected to the two sliding rods 24.
The design of the limiting rod 26 is convenient for installing the auxiliary sliding block 27, and the design of the auxiliary sliding block 27 is convenient for carrying out auxiliary support on the two sliding rods 24.
Fourth embodiment, on the basis of the first embodiment, as shown in fig. 1, the balance bar 6 has a weight 3-4 times that of the connecting bar 5, the weight increasing rings 10 are engaged with the moving track 3, and the weight of the weight increasing rings 10 on the left and right sides is 4-5 times that of the weight increasing ring 10 in the middle.
The weight of the balance rod 6 is 3-4 times that of the connecting rod 5, and the weight of the weight increasing rings 10 on the left side and the right side is 4-5 times that of the weight increasing ring 10 in the middle, so that the weight of the whole hoisting trolley is increased, and the phenomenon that the hoisting trolley inclines due to unbalance of hoisted objects is avoided.
Fifth embodiment, on the basis of the first embodiment, as shown in fig. 3, the bottom of the moving track 3 is provided with a cross beam 1, the top of the cross beam 1 is fixedly connected with a rack 14, and the moving track 3 is meshed with the rack 14.
The bottom of the moving crawler 3 is provided with a cross beam 1, the top of the cross beam 1 is fixedly connected with a rack 14, and the moving crawler 3 is convenient to move due to the meshed design of the moving crawler 3 and the rack 14.
Sixth embodiment, based on the first embodiment, as shown in fig. 4, a method for using a hoisting trolley of a portal crane includes the following steps:
s1, fixed point movement: according to the position of an object to be hoisted, the hoisting trolley is moved to the position, a power motor is started during movement, the power motor drives a driving wheel 4 to rotate, the driving wheel 4 rotates, meanwhile, a moving crawler 3 also moves on a rack 14 at the position of the cross beam 1, and meanwhile, a driven wheel 7 is driven to move, so that the whole hoisting trolley is driven to move until the hoisting trolley moves to a specified position;
s2, fixing the articles: controlling the air cylinder 21 to stretch according to the size of an article to be hoisted, wherein when the air cylinder 21 stretches, an included angle between two push rods 22 connected with the air cylinder is changed, so that a push block 29 and a slide rod 24 connected with the two push rods 22 move oppositely or back to back, at the moment, fixing rollers 25 fixed on the slide rod 24 move in the same way, when the distance between the two fixing rollers 25 and the hoisted article are adjusted to a proper fixed distance, the electric wire receiving roller 16 is started, the hoisting wire 15 descends to the article, and the article is manually fixed on the hoisting ring 18 to complete the fixation of the article;
s3, hoisting of articles: on the basis of the step S2, the electric wire take-up roller 16 is started to take up the hoisting wire 15 so as to drive the hoisting object to be hoisted, in the hoisting process, the balancing rod 6 and the weight increasing ring 10 increase the weight of the whole hoisting trolley, and the phenomenon that the hoisting object inclines due to unbalance is avoided until the hoisting object is hoisted to a proper height;
s4, article transportation: on the basis of step S3, start motor power, drive whole removal track 3 and remove to make whole hoist and mount dolly move, at hoist and mount dolly removal in-process, infrared ray detector 13 detects both ends, when having the barrier, in time with data transport to control display screen 11, by control display screen 11 signals, and protection horizontal pole 12 protects hoist and mount dolly both ends, and the transportation is accomplished to the place that needs to carry until whole hoist and mount dolly removes.
It is noted that, herein, relational terms such as first and second, and the like may be used solely to distinguish one entity or action from another entity or action without necessarily requiring or implying any actual such relationship or order between such entities or actions. Also, the terms "comprises," "comprising," or any other variation thereof, are intended to cover a non-exclusive inclusion, such that a process, method, article, or apparatus that comprises a list of elements does not include only those elements but may include other elements not expressly listed or inherent to such process, method, article, or apparatus.
Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the invention, the scope of which is defined in the appended claims and their equivalents.
Claims (6)
1. The utility model provides a portal hoisting device's dolly by crane, includes frame (2) and removal track (3), its characterized in that: the infrared ray detection device is characterized in that infrared ray detection instruments (13) are arranged on the left side and the right side of the frame (2), a control display screen (11) is arranged on the surface of the frame (2), a first installation box (19) and a second installation box (20) are arranged in an inner cavity of the frame (2), an air cylinder (21) is fixedly connected to an inner cavity of the first installation box (19), push rods (22) which are bilaterally symmetrically arranged are rotatably connected to the front side of the air cylinder (21), push blocks (29) are fixedly connected to the bottom ends of the two push rods (22), slide rods (24) are fixedly connected to the opposite back sides of the two push blocks (29), fixing rollers (25) are fixedly connected to the outer walls of the two slide rods (24), hoisting wires (15) which are arranged in groups are slidably connected to the outer walls of the two fixing rollers (25), electric wire take-up rollers (16) are arranged at the bottoms of the two groups of hoisting wires (15), and fixing plates (17) are fixedly connected to the rear sides of the two electric wire take-up rollers (16), the bottom parts of the two fixing plates (17) are fixedly connected with hanging rings (18), the opposite sides of the two sliding rods (24) are fixedly connected with protective cross rods (12), the two protective cross rods (12) penetrate through the frame (2), the two sliding rods (24) are positioned in the inner cavity of the second installation box (20), the two sliding rods (24) are slidably connected with the second installation box (20), the movable crawler belts (3) are arranged in a front-back two groups, the left side and the right side of the inner wall of the two groups of movable crawler belts (3) are respectively meshed with a driven wheel (7) and a driving wheel (4), the longitudinal viewing sides of the two groups of driven wheels (7) and the driving wheel (4) are fixedly connected with connecting rods, the top parts of the two groups of connecting rods are fixedly connected with supporting columns (8), the frame (2) is fixedly connected with the top parts of the two groups of supporting columns (8), and the rear side of the driving wheel (4) is fixedly connected with a power motor, two sets of follow driving wheel (7) and action wheel (4) outer wall all rotate and be connected with connecting rod (5), two sets of equal fixedly connected with balancing pole (6) of connecting rod (5) opposite side, the equal fixedly connected with evenly distributed's of two sets of balancing pole (6) bottom spring holder (9), spring holder (9) bottom fixedly connected with increase heavy ring (10).
2. The hoisting trolley of the portal crane according to claim 1, wherein: a limiting block (23) is arranged at the joint of the first installation box (19) and the second installation box (20), and two push rods (22) are connected to the inner cavity of the limiting block (23) in a sliding mode.
3. The lifting trolley of the portal crane according to any one of claims 1-2, wherein: second install bin (20) inner chamber front side fixedly connected with gag lever post (26), gag lever post (26) outer wall sliding connection has auxiliary slide block (27) that the symmetry set up, two equal fixedly connected with dead levers (28) of auxiliary slide block (27) rear sides, two dead levers (28) respectively with two slide bar (24) fixed connection.
4. The hoisting trolley of the portal crane according to claim 1, wherein: the weight of the balance rod (6) is 3-4 times that of the connecting rod (5), the weight increasing rings (10) are meshed with the moving crawler (3), and the weight of the weight increasing rings (10) on the left side and the right side is 4-5 times that of the weight increasing ring (10) in the middle.
5. The hoisting trolley of the portal crane according to claim 1, wherein: the bottom of the movable crawler (3) is provided with a cross beam (1), the top of the cross beam (1) is fixedly connected with a rack (14), and the movable crawler (3) is meshed with the rack (14).
6. The use method of the hoisting trolley of the portal crane according to claim 1, characterized in that: the method comprises the following steps:
s1, fixed point movement: according to the position of an object to be hoisted, the hoisting trolley is moved to the position, a power motor is started during movement, the power motor drives a driving wheel (4) to rotate, the driving wheel (4) rotates, meanwhile, a moving crawler (3) also moves on a rack (14) at the position of a cross beam (1), and meanwhile, a driven wheel (7) is driven to move, so that the whole hoisting trolley is driven to move until the whole hoisting trolley moves to a specified position;
s2, fixing the articles: controlling the air cylinder (21) to stretch according to the size of an article to be hoisted, wherein when the air cylinder (21) stretches, an included angle between two push rods (22) connected with the air cylinder is changed, so that a push block (29) and a slide rod (24) connected with the two push rods (22) move oppositely or back to back, at the moment, fixing rollers (25) fixed on the slide rod (24) move identically, when the distance between the two fixing rollers (25) and the hoisted article are adjusted to a proper fixed distance, the electric wire receiving roller (16) is started, the hoisting line (15) descends to the article, and the article is manually fixed on the hoisting ring (18) to complete the fixation of the article;
s3, hoisting the articles: on the basis of the step S2, the electric wire collecting roller (16) is started, so that the hoisting wire (15) is collected to drive the hoisted objects to be hoisted, in the hoisting process, the balance rod (6) and the weighting ring (10) increase the weight of the whole hoisting trolley, and the phenomenon that the whole hoisting trolley inclines due to unbalance of the hoisted objects is avoided until the hoisted objects are hoisted to a proper height is avoided;
s4, article transportation: on the basis of step S3, start motor power, drive whole removal track (3) and remove, so that whole hoist and mount dolly removes, in hoist and mount dolly removal process, infrared ray detector (13) detect both ends, when having the barrier, in time carry data to control display screen (11), by control display screen (11) signals, and protection horizontal pole (12) protect hoist and mount dolly both ends, until whole hoist and mount dolly removes to the place that needs to carry, accomplish the transportation.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202011307403.2A CN114516592A (en) | 2020-11-19 | 2020-11-19 | Hoisting trolley of portal crane and use method thereof |
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| Application Number | Priority Date | Filing Date | Title |
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| CN202011307403.2A CN114516592A (en) | 2020-11-19 | 2020-11-19 | Hoisting trolley of portal crane and use method thereof |
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