CN212222219U - Adjustable arch rib installation hoisting device - Google Patents
Adjustable arch rib installation hoisting device Download PDFInfo
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- CN212222219U CN212222219U CN202021315133.5U CN202021315133U CN212222219U CN 212222219 U CN212222219 U CN 212222219U CN 202021315133 U CN202021315133 U CN 202021315133U CN 212222219 U CN212222219 U CN 212222219U
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- arch rib
- main longitudinal
- longitudinal beam
- hanger plate
- hoisting device
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Abstract
The utility model provides an arch rib installation overhead hoist with adjustable, including treating arch rib, hoisting support, the assembly pulley and the wire rope that promote the handling of hoist and mount, the both ends of arch rib are equipped with the arch rib lug, hoisting support include the jib of being connected with the arch rib lug, set up at crossbeam, the vertical main longitudinal beam that sets up above the jib, set up at the hanger plate that main longitudinal beam central point put, set up the accent down tube between main longitudinal beam and hanger plate, accent down tube one end rotates with the hanger plate to be connected, and the other end rotates with the main longitudinal beam to be connected, jib one end rotates with the arch rib lug to be connected, and the other end rotates with the crossbeam to be connected, the hanger plate rotates to be connected in the main longitudinal beam upper end, the assembly pulley sets up in the hanger plate upper end, wire rope is connected with the. The utility model discloses simple structure, the operation of being convenient for utilizes jib and fine adjustment arch rib horizontal angle of accent position down tube and vertical elevation, has increased the butt joint work efficiency for the arch rib realizes the seamless butt joint of handling installation, has reduced construction safety risk.
Description
Technical Field
The utility model belongs to the technical field of steel arch bridge construction, concretely relates to arch rib installation overhead hoist with adjustable.
Background
In the steel arched bridge construction, the steel arched rib adopts the hoist and mount mode to install at the bottom of the wire rope pocket, there is wire rope risk of sliding, and most steel arched bridges are mostly the view bridge at present, and the cross-sectional form is various, and the cross-section has the torsional variation condition along with the arch axis very common, and hoist and mount mode can't transversely twist reverse the arch rib cross-section and carry out effectual adjustment at the bottom of the wire rope pocket, can't realize arch rib angle and high slight adjustment, increases the installation degree of difficulty, therefore the installation of steel arched bridge arch rib remains further improvement.
Disclosure of Invention
The utility model provides an arch rib installation overhead hoist with adjustable has solved prior art's defect, and simple structure can effectively carry out the horizontal and vertical position adjustment of arch rib.
The technical scheme of the utility model is that: the utility model provides an arch rib installation overhead hoist with adjustable, is including treating arch rib, hoisting support, the assembly pulley and the wire rope that promote the handling of hoist and mount of hoist, the both ends of arch rib are equipped with the arch rib lug, hoisting support includes the jib of being connected with the arch rib lug, sets up crossbeam, the vertical main longitudinal beam that sets up above the jib, sets up hanger plate, the accent position down tube of setting between main longitudinal beam and hanger plate at main longitudinal beam central point, accent position down tube one end and hanger plate rotation and be connected, the other end rotates with the main longitudinal beam to be connected, jib one end rotates with the arch rib lug to be connected, and the other end rotates with the crossbeam to be connected, the hanger plate rotates to be connected in the main longitudinal beam upper end, the assembly pulley sets up in the hanger plate upper end, wire rope is.
The scheme is further that through holes are formed in two ends of the main longitudinal beam, and the cross beam penetrates through the through holes and is connected with the main longitudinal beam.
The scheme is further that the hanging plate is of a U-shaped structure, the closed end is arranged at the center of the upper end of the main longitudinal beam, and the pulley block is fixedly arranged in a cavity of the opening end of the upper end of the hanging plate.
The scheme is further, jib and transposition down tube are constituteed by hollow person in charge and the accessory pipe that the pipe diameter differs, the main mouth of pipe is equipped with the snap ring, the end that the accessory pipe box was established in the main pipe is equipped with the boss, the boss external diameter is greater than the internal diameter of snap ring, prevents the accessory pipe slippage.
According to the scheme, a main longitudinal beam lifting lug is arranged on one side of the upper end of the main longitudinal beam.
The scheme is further that the bottom of the two ends of the cross beam are provided with cross beam lifting lugs, and the cross beam lifting lugs penetrate through the cross beam.
The scheme is further that a hanging plate lifting lug is arranged on the side face of the hanging plate.
The scheme is further that mounting holes are formed in the beam lifting lugs, the main longitudinal beam lifting lugs, the lifting plate lifting lugs and the arch rib lifting lugs, pin shafts are connected to the mounting holes and penetrate through the mounting holes to respectively achieve the rotary connection of the position-adjusting inclined rods, the lifting plates and the main longitudinal beam, the rotary connection of the lifting rods, the arch ribs and the beam is achieved, the number of the lifting rods and the arch rib lifting lugs is 4, the lifting rods and the arch rib lifting lugs are evenly arranged above the arch ribs, the stress is even, and the lifting process is kept balanced.
The scheme is further that a hole is formed in the center of the bottom of the hanging plate and the side face of the main longitudinal beam, a fixing pin is connected to the hole, and the fixing pin is connected with the bottom of the hanging plate and the main longitudinal beam in a rotating mode.
In a scheme, the cross section of the main longitudinal beam is of a hexagonal structure, and the longitudinal section of the main longitudinal beam is also of a polygonal structure.
The utility model has the advantages that: the utility model has simple structure and convenient operation, fully utilizes the convenience of length adjustment of the hanging rod and the position-adjusting inclined rod, adjusts the transverse angle and the vertical elevation of the arch rib, can be seamlessly connected with the installed arch rib section, increases the butt joint work efficiency of the arch rib, reduces the safety risk of construction and lowers the cost; the utility model discloses an each part can be assembled by the piecemeal scene, and the installation is convenient, the rate of recovery 100%, practices thrift the cost.
Drawings
Fig. 1 is a schematic longitudinal section structure diagram of an adjustable arch rib installation and hoisting device of the utility model;
fig. 2 is a schematic cross-sectional structure diagram of an adjustable arch rib mounting and hoisting device of the present invention;
fig. 3 is a schematic structural view of a boom and a positioning slant rod of the adjustable arch rib installation and hoisting device of the utility model;
wherein: 1. the main beam lifting lug is a main pipe, 2, 3, a lifting rod, 4, 5, a beam, 6, a main longitudinal beam, 7, a fixing pin, 8, a lifting plate, 9, a pulley block, 10, a steel wire rope, 11, a lifting plate lifting lug, 12, a positioning inclined rod, 13, a main longitudinal beam lifting lug, 14, 15, an auxiliary pipe, 16 and a boss.
Detailed Description
The present invention will now be described more fully hereinafter with reference to the accompanying drawings, in which a person skilled in the art can, without any creative effort, fully implement the present invention.
As shown in fig. 1-2, an adjustable arch rib mounting and hoisting device comprises an arch rib 1 to be hoisted, a hoisting support, a hoisting pulley block 9 for hoisting and hoisting, and a steel wire rope 10, wherein arch rib lifting lugs 2 are arranged at two ends of the arch rib 1, the hoisting support comprises a boom 3 connected with the arch rib lifting lugs 2, a beam 5 arranged above the boom 3, a longitudinally arranged main longitudinal beam 6, a hanging plate 8 arranged at the center of the main longitudinal beam 6, and a position-adjusting diagonal rod 12 arranged between the main longitudinal beam 6 and the hanging plate 8, one end of the position-adjusting diagonal rod 12 is rotatably connected with the hanging plate 8, the other end is rotatably connected with the main longitudinal beam 6, one end of the boom 3 is rotatably connected with the arch rib lifting lugs 2, the other end is rotatably connected with the beam 5, the hanging plate 8 is rotatably connected with the upper end of the main longitudinal beam 6, the pulley block 9 is arranged at the upper end of the hanging plate 8, and the, the connection with a winch is realized through a pulley block 9 and a steel wire rope, and the movement of the arch rib at a large distance is realized.
The utility model discloses further, 6 both ends of main longitudinal girder are equipped with the through-hole that link up, crossbeam 5 runs through the through-hole and is connected with main longitudinal girder 6, improves the connection stability of whole device.
The utility model discloses furtherly, hanger plate 8 is U type structure, and the blind end setting is in the central point of 6 upper ends of main longitudinal grider and puts the department, 9 fixed settings are in the cavity of the open end of hanger plate 8 upper ends for assembly pulley 9, wire rope 10 is connected with assembly pulley 9, and assembly pulley 9 comprises a plurality of pulley parallel arrangement, and wire rope 10 one end is passed finally in proper order from all pulleys and is connected with the hoist engine, and the other end also is connected with the hoist engine, utilizes the hoist engine to carry out the handling promotion of arch rib as power source, hanger plate 8 also can comprise two parallel plates.
The utility model discloses further, jib 3 and transposition down tube 12 differ hollow person in charge 14 and the looped pipeline 15 by the pipe diameter and constitute, it is equipped with the snap ring to be responsible for 14 mouths, the end that 15 covers of looped pipeline were established in being responsible for 14 is equipped with boss 16, 16 external diameters of boss are greater than the internal diameter of snap ring, prevent 15 slippage of looped pipeline when tensile jib 3 and 12 length of transposition down tube, and jib 3 and transposition down tube 12 pass through length adjustment, realize the micro-adjustment of the horizontal angle of arch rib and vertical elevation.
The utility model discloses further, main longitudinal beam 6's upper end one side is equipped with main longitudinal beam lug 13.
The utility model discloses further, the bottom at 5 both ends of crossbeam is equipped with crossbeam lug 4, crossbeam lug 4 runs through and locates in crossbeam 5.
The utility model discloses further, the side of hanger plate 8 is equipped with hanger plate lug 11, and is in same one side with main longitudinal girder lug 13, conveniently connects the accent down tube 12.
The utility model discloses further, all be equipped with the mounting hole on crossbeam lug 4, main longitudinal beam lug 13, hanger plate lug 11, the arch rib lug 2, be connected with the round pin axle on the mounting hole, the round pin axle passes the mounting hole and realizes that the down tube 12 is connected with the rotation of hanger plate 8 and main longitudinal beam 6 respectively, realizes that jib 3 and arch rib 1, crossbeam 5 rotate to be connected, and jib 3 and the figure of arch rib lug 2 are 4, evenly sets up in arch rib 1 top for the atress is even, hangs and rises in-process keep balance.
The utility model discloses further, be equipped with the pore on the bottom of hanger plate 8 and the side center of main longitudinal girder 6, be connected with fixed pin 7 on the pore, fixed pin 7 rotates and connects 8 bottoms of hanger plate and 6 realization rotation pin joints of main longitudinal girder.
The utility model discloses further, the cross section of main longitudinal beam 6 is the hexagon structure, and the longitudinal section also is polygonized structure.
The utility model discloses a use is: hoisting equipment such as hoist engine promotes to waiting after the mounted position, utilizes the utility model discloses carry out the slight adjustment of horizontal angle and vertical elevation, utilize the change of 12 lengths on the diagonal of transposing to carry out 6 angular adjustment of main longitudinal beam to realize the adjustment of arch rib 1 angle, utilize the change of 3 lengths on the jib to carry out the slight adjustment of elevation, the adjustment distance is the micron order, is the height control that hoist or hoist engine among the prior art can't realize.
The utility model provides a large-scale equipment can't realize the problem of slight adjustment among the prior art, cooperation hoist realizes the arch rib handling installation, and realizes and the seamless butt joint of installing the arch rib, has improved the work efficiency.
While the preferred embodiments of the present invention have been described, it is to be understood that the invention is not limited to the precise embodiments described, and that equipment and structures not described in detail are understood to be practiced as commonly known in the art; any simple modification, equivalent change and modification made to the above embodiments according to the technical spirit of the present invention will still fall within the protection scope of the technical solution of the present invention by those skilled in the art without departing from the technical solution of the present invention.
Claims (10)
1. The utility model provides an arch rib installation overhead hoist with adjustable, its characterized in that, is including treating arch rib, hoisting support, the assembly pulley and the wire rope that promote the handling of hoist and mount of hoist, the both ends of arch rib are equipped with the arch rib lug, hoisting support includes the jib of being connected with the arch rib lug, sets up crossbeam, the vertical main longitudinal beam that sets up above the jib, sets up hanger plate, the accent position down tube of setting between main longitudinal beam and hanger plate at main longitudinal beam central point, accent position down tube one end and hanger plate rotate to be connected, and the other end rotates with the main longitudinal beam to be connected, jib one end rotates with the arch rib lug to be connected, and the other end rotates with the crossbeam to be connected, the hanger plate rotates to be connected in the main longitudinal beam upper end, the assembly pulley sets up in the hanger plate upper end, wire.
2. The adjustable arch rib installation and hoisting device of claim 1, wherein through holes are formed at two ends of the main longitudinal beam, and the cross beam is connected with the main longitudinal beam through the through holes.
3. The adjustable arch rib installation and hoisting device of claim 2, wherein the hanger plate is of a U-shaped structure, the closed end is arranged at the center of the upper end of the main longitudinal beam, and the pulley block is fixedly arranged in the cavity of the open end of the upper end of the hanger plate.
4. The adjustable arch rib installation and hoisting device of claim 3, wherein the suspension rod and the positioning diagonal rod are composed of a main pipe and an auxiliary pipe which are hollow and have different pipe diameters, a clamping ring is arranged at the opening of the main pipe, a boss is arranged at the end of the auxiliary pipe sleeved in the main pipe, the outer diameter of the boss is larger than the inner diameter of the clamping ring, and the auxiliary pipe is prevented from slipping.
5. The adjustable arch rib installation and hoisting device of claim 4, wherein the upper end of the main longitudinal beam is provided with a main longitudinal beam lifting lug.
6. The adjustable arch rib installation and hoisting device of claim 5, wherein the bottom of the two ends of the beam is provided with beam lifting lugs, and the beam lifting lugs are arranged in the beam in a penetrating manner.
7. The adjustable arch rib installation and hoisting device of claim 6, wherein the side of the hanger plate is provided with a hanger plate lifting lug.
8. The adjustable arch rib installation and hoisting device of claim 7, wherein the beam lifting lugs, the main longitudinal beam lifting lugs, the lifting plate lifting lugs and the arch rib lifting lugs are all provided with mounting holes, the mounting holes are connected with pin shafts, and the pin shafts penetrate through the mounting holes to respectively realize the rotary connection of the position-adjusting inclined rods and the lifting plate and the main longitudinal beam, and realize the rotary connection of the lifting rods and the arch ribs as well as the beam.
9. The adjustable arch rib installation and hoisting device of claim 8, wherein the bottom of the hanging plate and the side center of the main longitudinal beam are provided with holes, and the holes are connected with fixing pins which are rotatably connected with the bottom of the hanging plate and the main longitudinal beam.
10. The adjustable arch rib installation and hoisting device of claim 9, wherein the cross section of the main longitudinal beam is of a hexagonal structure, and the longitudinal section of the main longitudinal beam is also of a polygonal structure.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202021315133.5U CN212222219U (en) | 2020-07-07 | 2020-07-07 | Adjustable arch rib installation hoisting device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202021315133.5U CN212222219U (en) | 2020-07-07 | 2020-07-07 | Adjustable arch rib installation hoisting device |
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| CN212222219U true CN212222219U (en) | 2020-12-25 |
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| CN202021315133.5U Active CN212222219U (en) | 2020-07-07 | 2020-07-07 | Adjustable arch rib installation hoisting device |
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Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111776940A (en) * | 2020-07-07 | 2020-10-16 | 中交二公局第三工程有限公司 | Adjustable arch rib installation hoisting device |
| CN114481859A (en) * | 2022-03-22 | 2022-05-13 | 中铁十一局集团有限公司 | Method for hanging and replacing steel pipe arch of railway |
-
2020
- 2020-07-07 CN CN202021315133.5U patent/CN212222219U/en active Active
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111776940A (en) * | 2020-07-07 | 2020-10-16 | 中交二公局第三工程有限公司 | Adjustable arch rib installation hoisting device |
| CN114481859A (en) * | 2022-03-22 | 2022-05-13 | 中铁十一局集团有限公司 | Method for hanging and replacing steel pipe arch of railway |
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