CN112093683A - Material overhead hoist is used in bridge construction - Google Patents

Material overhead hoist is used in bridge construction Download PDF

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Publication number
CN112093683A
CN112093683A CN202010852983.7A CN202010852983A CN112093683A CN 112093683 A CN112093683 A CN 112093683A CN 202010852983 A CN202010852983 A CN 202010852983A CN 112093683 A CN112093683 A CN 112093683A
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China
Prior art keywords
fixedly connected
motor
groove
plate
top end
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Pending
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CN202010852983.7A
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Chinese (zh)
Inventor
张敏
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Individual
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Individual
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Priority to CN202010852983.7A priority Critical patent/CN112093683A/en
Publication of CN112093683A publication Critical patent/CN112093683A/en
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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
    • B66C23/42—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 with jibs of adjustable configuration, e.g. foldable
    • 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
    • B66C1/22—Rigid members, e.g. L-shaped members, with parts engaging the under surface of the loads; Crane hooks
    • 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
    • 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
    • B66C23/70—Jibs constructed of sections adapted to be assembled to form jibs or various lengths
    • B66C23/701—Jibs constructed of sections adapted to be assembled to form jibs or various lengths telescopic
    • B66C23/706—Jibs constructed of sections adapted to be assembled to form jibs or various lengths telescopic telescoped by other 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
    • B66C23/84—Slewing gear
    • 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
    • B66C23/88—Safety gear
    • E—FIXED CONSTRUCTIONS
    • E01—CONSTRUCTION OF ROADS, RAILWAYS, OR BRIDGES
    • E01D—CONSTRUCTION OF BRIDGES, ELEVATED ROADWAYS OR VIADUCTS; ASSEMBLY OF BRIDGES
    • E01D21/00—Methods or apparatus specially adapted for erecting or assembling bridges
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
    • F16F—SPRINGS; SHOCK-ABSORBERS; MEANS FOR DAMPING VIBRATION
    • F16F15/00—Suppression of vibrations in systems; Means or arrangements for avoiding or reducing out-of-balance forces, e.g. due to motion
    • F16F15/02—Suppression of vibrations of non-rotating, e.g. reciprocating systems; Suppression of vibrations of rotating systems by use of members not moving with the rotating systems

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  • Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • General Engineering & Computer Science (AREA)
  • Physics & Mathematics (AREA)
  • Acoustics & Sound (AREA)
  • Aviation & Aerospace Engineering (AREA)
  • Architecture (AREA)
  • Civil Engineering (AREA)
  • Structural Engineering (AREA)
  • Bridges Or Land Bridges (AREA)

Abstract

The invention relates to the technical field of bridge construction, in particular to a material lifting device for bridge construction, which is convenient for lifting materials at different positions, can prevent the materials from shaking and sliding off in the lifting process, improves the stability of lifting the materials, improves the practicability of the use of the materials, can convey the materials to the required positions through a vehicle body, improves the efficiency of lifting the materials, and reduces the limitation of the use of the materials; it includes automobile body and tray, the left side fixedly connected with slewing mechanism on the top of automobile body, the equal fixedly connected with pillar in left front side and the left rear side on slewing mechanism's top, the left end of pillar is provided with protruding type groove, the inside sliding connection in protruding type groove has protruding type piece, the inside threaded connection of protruding type piece has first screw rod, the bottom of first screw rod is rotated with the bottom in protruding type groove and is connected, the first motor of top fixedly connected with of pillar, the output of first motor extends to the inside in protruding type groove and the top fixed connection of first screw rod.

Description

Material overhead hoist is used in bridge construction
Technical Field
The invention relates to the technical field of bridge construction, in particular to a material hoisting device for bridge construction.
Background
The bridge refers to a building constructed for a road to cross natural or artificial barriers, and is erected on rivers, lakes and seas, so that vehicles, pedestrians and the like can smoothly pass through the bridge. The bridge generally consists of an upper structure, a lower structure and an auxiliary structure, wherein the upper structure mainly refers to a bridge span structure and a support system; the lower structure comprises a bridge abutment, a bridge pier and a foundation; the auxiliary structures refer to bridge end butt straps, tapered revetments, diversion works and the like.
Need the material of handling construction at the in-process of bridge construction, current material overhead hoist for bridge construction mostly adopts wire rope to carry out the handling, rocks easily during wire rope handling material, and the material can the landing sometimes, has had certain potential safety hazard, and overhead hoist fixes the edge at the bridge floor greatly, can transport the material of hoisting, and the limitation of use is higher.
Disclosure of Invention
Technical problem to be solved
Aiming at the defects of the prior art, the invention provides a material lifting device for bridge construction.
(II) technical scheme
In order to achieve the purpose, the invention provides the following technical scheme: a material lifting device for bridge construction comprises a vehicle body and a tray, wherein a rotating mechanism is fixedly connected to the left side of the top end of the vehicle body, a support column is fixedly connected to the left front side and the left rear side of the top end of the rotating mechanism, a convex groove is formed in the left end of the support column, a convex block is slidably connected to the inside of the convex groove, a first screw rod is in threaded connection with the inside of the convex block, the bottom end of the first screw rod is rotatably connected with the bottom end of the convex groove, a first motor is fixedly connected to the top end of the support column, the output end of the first motor extends into the convex groove and is fixedly connected with the top end of the first screw rod, a first fixing column is fixedly connected to the left end of the convex block, a first square groove is transversely formed in the inside of the first fixing column, a first square block is slidably connected to the inside of the first square groove, a first connecting rod is fixedly connected to the left end of the, the inner part of the first threaded hole is in threaded connection with a second screw rod, a transmission groove is arranged in the first fixed column, a first bevel gear is arranged on the left side in the transmission groove, the second screw rod extends into the transmission groove and is fixedly connected with the left end of the first bevel gear, the second screw rod is rotatably connected with a second fixed column, a second motor is fixedly connected with the right side of the top end of the first fixed column, the output end of the second motor is fixedly connected with a first rotating shaft, one end of the first rotating shaft extending into the transmission groove is fixedly connected with a second bevel gear, the second bevel gear is meshed with the first bevel gear, the left end of the first connecting rod extends into the left side of the first fixed column and is fixedly connected with the second fixed column, a second square groove is arranged in the second fixed column, a second square block is slidably connected in the second square groove, and a second connecting rod is fixedly connected with the bottom end of the second, the inside of second connecting rod and second square vertically is provided with the second screw hole, and the inside threaded connection of second screw hole has the third screw rod, the top fixedly connected with third motor of second fixed column, and the output of third motor extends to the inside of second square groove and the top fixed connection of third screw rod, the bottom of second connecting rod extends to the below of second fixed column, the front side and the rear side on the top of tray respectively with the bottom fixed connection of two second connecting rods, the right side fixedly connected with on the top of automobile body places the structure.
Preferably, revolution mechanic includes cylinder and commentaries on classics board, the top fixed connection of cylindrical bottom and automobile body, the bottom of commentaries on classics board is provided with the turn trough, and the inside of turn trough rotates and is connected with the commentaries on classics piece, the bottom and the cylindrical top fixed connection of commentaries on classics piece, and the below fixedly connected with ring gear of the cylindrical outside at the commentaries on classics board, the right side fixedly connected with fourth motor on the top of commentaries on classics board, the output end fixedly connected with second pivot of fourth motor, the bottom of second pivot extend to the below and the fixedly connected with drive gear of commentaries on classics board, and drive gear meshes with the ring gear mutually, and the second pivot rotates with the commentaries on classics.
Preferably, the placing structure comprises a fixing plate and a supporting plate, the bottom end of the fixing plate is fixedly connected with the top end of the vehicle body, a groove is formed in the top end of the fixing plate, a plurality of buffer seats are evenly arranged inside the groove, the bottom end of the supporting plate is fixedly connected with the top ends of the buffer seats, and a buffer cushion is arranged on the top end of the fixing plate.
Preferably, a connecting plate is fixedly connected between the two pillars, a first rib plate is fixedly connected to the bottom side of the right ends of the two pillars, and the bottom end of the first rib plate is fixedly connected with the top end of the rotating plate.
Preferably, the periphery of the top end of the tray is fixedly connected with baffle plates.
Preferably, the left end and the right end of the baffle are both fixedly connected with a plurality of fixing lugs.
Preferably, the bottom end of the first fixing column is fixedly connected with a vertical plate, and the right end of the vertical plate is in sliding fit with the left end of the support column.
Preferably, the left end of the vertical plate is fixedly connected with a second rib plate, and the top end of the second rib plate is fixedly connected with the bottom end of the first fixing column.
(III) advantageous effects
Compared with the prior art, the invention provides a material hoisting device for bridge construction, which has the following beneficial effects:
1. the material lifting device for bridge construction drives the second rotating shaft to rotate through the fourth motor, the second rotating shaft rotates to enable the rotating plate to rotate through the matching of the transmission gear and the toothed ring, the direction of the tray is adjusted, the first screw rod is driven to rotate through the first motor, the convex block slides up and down in the convex groove when the first screw rod rotates to adjust the height of the tray, the first rotating shaft is driven to rotate through the second motor, the first rotating shaft rotates to adjust the transverse distance of the tray through the matching of the first conical gear, the second screw rod and the first connecting rod, the third screw rod rotates to drive the third screw rod to slide up and down, so that the height of the tray is adjusted, materials at different positions can be lifted conveniently, the materials can be placed on the tray, the materials on the tray are fixed through the rope which is tied on the fixing lugs, the baffle can prevent the material landing to can prevent that the material from rocking the landing at the handling in-process, improve the stability to the material handling, improve the practicality of its use.
2. This material overhead hoist is used in bridge construction, the material of handling can be placed in the backup pad, through the effect of buffer seat and buffer pad, can reduce to placing the impact that the material made the backup pad in the backup pad, prolongs the life of backup pad and automobile body, can prevent simultaneously that the material from receiving the impact and scattering, can transport the material to required position through the automobile body, has improved the efficiency of material handling, has reduced the limitation of its use.
Drawings
FIG. 1 is a schematic structural view of the present invention;
FIG. 2 is a schematic view of the front view of the pallet of the present invention rotated to the right of the post;
FIG. 3 is a schematic top view of a portion of the structure of the present invention;
FIG. 4 is an enlarged schematic view of the invention at A of FIG. 1;
fig. 5 is an enlarged schematic view of the structure at B in fig. 1 according to the present invention.
In the figure: 1. a vehicle body; 2. a tray; 3. a pillar; 4. a convex groove; 5. a convex block; 6. a first screw; 7. a first motor; 8. a first fixed column; 9. a first square groove; 10. a first block; 11. a first connecting rod; 12. a first threaded hole; 13. a second screw; 14. a transmission groove; 15. a first bevel gear; 16. a second motor; 17. a first rotating shaft; 18. a second bevel gear; 19. a second fixed column; 20. a second square groove; 21. a second block; 22. a second connecting rod; 23. a second threaded hole; 24. a third screw; 25. a third motor; 26. a cylinder; 27. rotating the plate; 28. rotating the groove; 29. rotating the block; 30. a toothed ring; 31. a fourth motor; 32. a second rotating shaft; 33. a transmission gear; 34. a fixing plate; 35. a support plate; 36. a groove; 37. a buffer seat; 38. a cushion pad; 39. a connecting plate; 40. a first rib plate; 41. a baffle plate; 42. fixing the ear; 43. a vertical plate; 44. a second web.
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.
Examples
Referring to fig. 1-5, a material lifting device for bridge construction comprises a vehicle body 1 and a tray 2, wherein a rotating mechanism is fixedly connected to the left side of the top end of the vehicle body 1, the rotating mechanism comprises a cylinder 26 and a rotating plate 27, the bottom end of the cylinder 26 is fixedly connected with the top end of the vehicle body 1, a rotating groove 28 is formed in the bottom end of the rotating plate 27, a rotating block 29 is rotatably connected inside the rotating groove 28, the bottom end of the rotating block 29 is fixedly connected with the top end of the cylinder 26, a toothed ring 30 is fixedly connected to the outer side of the cylinder 26 below the rotating plate 27, a fourth motor 31 is fixedly connected to the right side of the top end of the rotating plate 27, the output end of the fourth motor 31 is fixedly connected with a second rotating shaft 32, the bottom end of the second rotating shaft 32 extends to the lower side of the rotating plate 27 and is fixedly connected with a transmission gear 33, the transmission gear 33 is meshed with the toothed ring 30, the second, the second rotating shaft 32 is driven to rotate by a fourth motor 31, the second rotating shaft 32 rotates to enable the rotating plate 27 to rotate by matching of a transmission gear 33 and a toothed ring 30, the direction of the tray 2 is adjusted, the left front side and the left rear side of the top end of the rotating mechanism are fixedly connected with the pillars 3, the middle of each of the two pillars 3 is fixedly connected with a connecting plate 39, the bottom sides of the right ends of the two pillars 3 are fixedly connected with a first rib plate 40, the bottom end of the first rib plate 40 is fixedly connected with the top end of the rotating plate 27, the connection stability between the two pillars 3 is improved, the left end of each pillar 3 is provided with a convex groove 4, the convex groove 4 is slidably connected with a convex block 5, the convex block 5 is in threaded connection with a first screw 6, the bottom end of the first screw 6 is rotatably connected with the bottom end of the convex groove 4, the top end of each pillar 3 is fixedly connected with a first motor 7, the output end of the first motor 7 extends to the inside of, the first screw rod 6 is driven to rotate by the first motor 7, the convex block 5 slides up and down in the convex groove 4 when the first screw rod 6 rotates, the height of the tray 2 is adjusted, the left end of the convex block 5 is fixedly connected with the first fixing column 8, the bottom end of the first fixing column 8 is fixedly connected with the vertical plate 43, the right end of the vertical plate 43 is in sliding fit with the left end of the pillar 3, the left end of the vertical plate 43 is fixedly connected with the second rib plate 44, the top end of the second rib plate 44 is fixedly connected with the bottom end of the first fixing column 8, the connection stability of the first fixing column 8 is improved, the first square groove 9 is transversely arranged in the first fixing column 8, the first square groove 9 is slidably connected with the first square 10, the left end of the first square 10 is fixedly connected with the first connecting rod 11, the first threaded hole 12 is arranged in the first connecting rod 11 and the first square 10, and the second screw rod 13 is connected with the internal thread of the, a transmission groove 14 is formed in the first fixing column 8, a first bevel gear 15 is arranged on the left side in the transmission groove 14, a second screw 13 extends into the transmission groove 14 and is fixedly connected with the left end of the first bevel gear 15, the second screw 13 is rotatably connected with a second fixing column 19, a second motor 16 is fixedly connected with the right side of the top end of the first fixing column 8, the output end of the second motor 16 is fixedly connected with a first rotating shaft 17, one end of the first rotating shaft 17 extending into the transmission groove 14 is fixedly connected with a second bevel gear 18, the second bevel gear 18 is meshed with the first bevel gear 15, the first rotating shaft 17 is driven by the second motor 16 to rotate, the first rotating shaft 17 rotates to adjust the transverse distance of the tray 2 through the matching of the first bevel gear 15, the second bevel gear 18, the second screw 13 and the first connecting rod 11, a second fixing column 19 is fixedly connected with the left end of the first connecting rod 11 extending into the left side of the first fixing column 8, a second square groove 20 is arranged inside the second fixed column 19, a second square block 21 is slidably connected inside the second square groove 20, a second connecting rod 22 is fixedly connected to the bottom end of the second square block 21, a second threaded hole 23 is longitudinally arranged inside the second connecting rod 22 and the second square block 21, a third screw 24 is in threaded connection with the inside of the second threaded hole 23, a third motor 25 is fixedly connected to the top end of the second fixed column 19, the output end of the third motor 25 extends into the second square groove 20 and is fixedly connected with the top end of the third screw 24, the third screw 24 is driven to rotate by the third motor 25, the second connecting rod 22 slides up and down by the rotation of the third screw 24, so that the height of the tray 2 is adjusted, the bottom end of the second connecting rod 22 extends to the lower side of the second fixed column 19, the front side and the rear side of the top end of the tray 2 are respectively fixedly connected with the bottom ends of the two second connecting rods 22, the periphery of the top end of the tray 2 is fixedly connected with a baffle plate 41 to prevent materials from sliding off the tray 2, the left end and the right end of the baffle plate 41 are fixedly connected with a plurality of fixing lugs 42, a rope is conveniently fastened on the fixing lugs 42 through the fixing lugs 42 to fix the materials on the tray 2, the materials are prevented from falling off, and the stability of material lifting is improved, the right side of the top end of the vehicle body 1 is fixedly connected with a placing structure, the placing structure comprises a fixing plate 34 and a supporting plate 35, the bottom end of the fixing plate 34 is fixedly connected with the top end of the vehicle body 1, the top end of the fixing plate 34 is provided with a groove 36, a plurality of buffer seats 37 are uniformly arranged in the groove 36, the bottom end of the supporting plate 35 is fixedly connected with the top ends of the plurality of buffer seats 37, the top end of the fixing plate 34 is provided with a buffer pad 38, through the effect of buffer seat 37 and cushion 38, can reduce to placing the material on backup pad 35 and make the impact to backup pad 35, prolong backup pad 35 and automobile body 1's life, can prevent simultaneously that the material from receiving the impact and scattering, the automobile body 1 of being convenient for transports the material to required position.
In this embodiment, the types of the first motor 7, the second motor 16, the third motor 25 and the fourth motor 31 are Z2BLD25-24GN, JSF4-2-30-AS-1000, Z2BLD25-24GN and Y225M-4, respectively, the first motor 7, the second motor 16, the third motor 25 and the fourth motor 31 are all known devices directly purchased from the market, and herein, we only use them, and do not improve their structures and functions, and we will not describe here in detail, and the first motor 7, the second motor 16, the third motor 25 and the fourth motor 31 are all provided with control switches matched with them, the installation positions of the control switches are selected according to the actual use requirements, so AS to facilitate the operation and control of the operator,
to sum up, when the material lifting device for bridge construction is used, firstly, the material lifting device for bridge construction is moved to a proper position, the fourth motor 31 drives the second rotating shaft 32 to rotate, the second rotating shaft 32 rotates to enable the rotating plate 27 to rotate through the matching of the transmission gear 33 and the toothed ring 30, the direction of the tray 2 is adjusted, the first motor 7 drives the first screw rod 6 to rotate, the convex block 5 slides up and down in the convex groove 4 when the first screw rod 6 rotates, the height of the tray 2 is adjusted, the second motor 16 drives the first rotating shaft 17 to rotate, the first rotating shaft 17 rotates to adjust the transverse distance of the tray 2 through the matching of the first conical gear 15, the second conical gear 18, the second screw rod 13 and the first connecting rod 11, the third motor 25 drives the third screw rod 24 to rotate, and the third screw rod 24 rotates to enable the second connecting rod 22 to slide up and down, thereby highly adjusting tray 2, thereby be convenient for carry out the handling to the material of different positions, place the material on tray 2, it fixes to the material on tray 2 through tying the rope on fixed ear 42, then make tray 2 rotatory to the top of backup pad 35, and make tray 2 place on backup pad 35, effect through buffing pad 37 and cushion 38, can reduce to placing the material on backup pad 35 and make the impact to backup pad 35, prolong the life of backup pad 35 and automobile body 1, can prevent simultaneously that the material from receiving the impact and scattering, can transport the material to required position through automobile body 1.
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 (8)

1. The utility model provides a material overhead hoist is used in bridge construction, includes automobile body (1) and tray (2), its characterized in that: the left side of the top end of the trolley body (1) is fixedly connected with a rotating mechanism, the left front side and the left rear side of the top end of the rotating mechanism are both fixedly connected with a supporting column (3), the left end of the supporting column (3) is provided with a convex groove (4), the inside of the convex groove (4) is connected with a convex block (5) in a sliding manner, the inside of the convex block (5) is connected with a first screw (6) in a threaded manner, the bottom end of the first screw (6) is rotatably connected with the bottom end of the convex groove (4), the top end of the supporting column (3) is fixedly connected with a first motor (7), the output end of the first motor (7) extends to the inside of the convex groove (4) and is fixedly connected with the top end of the first screw (6), the left end of the convex block (5) is fixedly connected with a first fixing column (8), the inside of the first fixing column (8) is transversely provided with a first square groove (9), and the inside, a first connecting rod (11) is fixedly connected to the left end of the first square block (10), a first threaded hole (12) is formed in the first connecting rod (11) and the first square block (10), a second screw rod (13) is connected to the inner portion of the first threaded hole (12) in a threaded manner, a transmission groove (14) is formed in the first fixing column (8), a first bevel gear (15) is arranged on the left side of the inner portion of the transmission groove (14), the second screw rod (13) extends into the transmission groove (14) and is fixedly connected with the left end of the first bevel gear (15), the second screw rod (13) is rotatably connected with a second fixing column (19), a second motor (16) is fixedly connected to the right side of the top end of the first fixing column (8), a first rotating shaft (17) is fixedly connected to the output end of the second motor (16), and a second bevel gear (18) is fixedly connected to one end of the first rotating shaft (17) extending into the transmission groove (14), the second bevel gear (18) is meshed with the first bevel gear (15), a second fixing column (19) is fixedly connected to the left side of the first fixing column (8) by extending the left end of the first connecting rod (11), a second square groove (20) is arranged inside the second fixing column (19), a second square block (21) is connected inside the second square groove (20) in a sliding manner, a second connecting rod (22) is fixedly connected to the bottom end of the second square block (21), second threaded holes (23) are longitudinally formed inside the second connecting rod (22) and the second square block (21), a third screw rod (24) is connected to the inner threads of the second threaded holes (23), a third motor (25) is fixedly connected to the top end of the second fixing column (19), the output end of the third motor (25) extends to the inside of the second square groove (20) and is fixedly connected to the top end of the third screw rod (24), and the bottom end of the second connecting rod (22) extends to the lower portion of the second fixing column (19), the front side and the rear side on the top of tray (2) respectively with the bottom fixed connection of two second connecting rods (22), the right side fixedly connected with on the top of automobile body (1) places the structure.
2. The material lifting device for bridge construction as claimed in claim 1, wherein: rotating-structure includes cylinder (26) and commentaries on classics board (27), the bottom of cylinder (26) and the top fixed connection of automobile body (1), the bottom of changeing board (27) is provided with turn trough (28), and the inside rotation of turn trough (28) is connected with commentaries on classics piece (29), the bottom of commentaries on classics piece (29) and the top fixed connection of cylinder (26), and the below fixedly connected with ring gear (30) of commentaries on classics board (27) are in the outside of cylinder (26), the right side fixedly connected with fourth motor (31) on the top of commentaries on classics board (27), the output fixedly connected with second pivot (32) of fourth motor (31), the bottom of second pivot (32) extends to the below and the fixedly connected with drive gear (33) of changeing board (27), and drive gear (33) mesh mutually with ring gear (30), and second pivot (32) rotate with commentaries on classics board (27) and be connected.
3. The material lifting device for bridge construction as claimed in claim 2, wherein: the placing structure comprises a fixing plate (34) and a supporting plate (35), the bottom end of the fixing plate (34) is fixedly connected with the top end of the vehicle body (1), a groove (36) is formed in the top end of the fixing plate (34), a plurality of buffer seats (37) are uniformly arranged in the groove (36), the bottom end of the supporting plate (35) is fixedly connected with the top ends of the buffer seats (37), and a buffer pad (38) is arranged on the top end of the fixing plate (34).
4. The material lifting device for bridge construction as claimed in claim 3, wherein: the middle of each of the two pillars (3) is fixedly connected with a connecting plate (39), the bottom side of the right end of each of the two pillars (3) is fixedly connected with a first rib plate (40), and the bottom end of each first rib plate (40) is fixedly connected with the top end of the corresponding rotating plate (27).
5. The material lifting device for bridge construction as claimed in claim 4, wherein: baffle plates (41) are fixedly connected to the periphery of the top end of the tray (2).
6. The material lifting device for bridge construction as claimed in claim 5, wherein: the left end and the right end of the baffle (41) are fixedly connected with a plurality of fixing lugs (42).
7. The material lifting device for bridge construction as claimed in claim 6, wherein: the bottom end of the first fixing column (8) is fixedly connected with a vertical plate (43), and the right end of the vertical plate (43) is in sliding fit with the left end of the support column (3).
8. The material lifting device for bridge construction as claimed in claim 7, wherein: the left end of the vertical plate (43) is fixedly connected with a second rib plate (44), and the top end of the second rib plate (44) is fixedly connected with the bottom end of the first fixing column (8).
CN202010852983.7A 2020-08-22 2020-08-22 Material overhead hoist is used in bridge construction Pending CN112093683A (en)

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CN202010852983.7A CN112093683A (en) 2020-08-22 2020-08-22 Material overhead hoist is used in bridge construction

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CN202010852983.7A CN112093683A (en) 2020-08-22 2020-08-22 Material overhead hoist is used in bridge construction

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Citations (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
SU1084235A1 (en) * 1982-05-21 1984-04-07 Pozdnyakov Nikolaj Boom crane
CN203461719U (en) * 2013-07-25 2014-03-05 四川宜宾岷江机械制造有限责任公司 Power-driven hoisting bracket for rice steamer cover used in white spirit production line
CN110526139A (en) * 2019-09-06 2019-12-03 东阳韵源自动化科技有限公司 A kind of construction of railways fast removal equipment
CN110733969A (en) * 2019-10-21 2020-01-31 台州精微顺自动化有限公司 cloth raw material grabbing lifting frame
CN210084877U (en) * 2019-06-21 2020-02-18 江苏卡斯特桥梁构件有限公司 Hoisting device for integrated bridge construction
CN110877866A (en) * 2019-11-19 2020-03-13 徐州巨龙新材料科技有限公司 But quick adjustment mounted position's water-reducing agent apparatus for producing
CN111268557A (en) * 2020-03-25 2020-06-12 徐州国联建机有限公司 High stability tower crane for tubular product

Patent Citations (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
SU1084235A1 (en) * 1982-05-21 1984-04-07 Pozdnyakov Nikolaj Boom crane
CN203461719U (en) * 2013-07-25 2014-03-05 四川宜宾岷江机械制造有限责任公司 Power-driven hoisting bracket for rice steamer cover used in white spirit production line
CN210084877U (en) * 2019-06-21 2020-02-18 江苏卡斯特桥梁构件有限公司 Hoisting device for integrated bridge construction
CN110526139A (en) * 2019-09-06 2019-12-03 东阳韵源自动化科技有限公司 A kind of construction of railways fast removal equipment
CN110733969A (en) * 2019-10-21 2020-01-31 台州精微顺自动化有限公司 cloth raw material grabbing lifting frame
CN110877866A (en) * 2019-11-19 2020-03-13 徐州巨龙新材料科技有限公司 But quick adjustment mounted position's water-reducing agent apparatus for producing
CN111268557A (en) * 2020-03-25 2020-06-12 徐州国联建机有限公司 High stability tower crane for tubular product

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Application publication date: 20201218