CN217297024U - Automatic hoist of two-way flexible screens formula U type festival section roof beam - Google Patents
Automatic hoist of two-way flexible screens formula U type festival section roof beam Download PDFInfo
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- CN217297024U CN217297024U CN202220789687.1U CN202220789687U CN217297024U CN 217297024 U CN217297024 U CN 217297024U CN 202220789687 U CN202220789687 U CN 202220789687U CN 217297024 U CN217297024 U CN 217297024U
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Abstract
The utility model discloses a bidirectional telescopic clamping type automatic lifting appliance for U-shaped segmental beams, which comprises a rotary hoisting box, a bidirectional luffing mechanism, a transverse telescopic clamping mechanism, an adaptive balance beam and a longitudinal telescopic clamping mechanism; the lower end of the rotary hoisting box is connected with a bidirectional luffing mechanism for large-angle rotation of the hoisted U-shaped section beam in the horizontal direction; the lower end of the bidirectional luffing mechanism is hinged with a transverse telescopic clamping mechanism, the bidirectional luffing mechanism is set to control the horizontal inclination angle of a lower structure of the bidirectional luffing mechanism, the transverse telescopic clamping mechanism is set to transversely position the U-shaped section beam, the adaptive balance beam is fixed on the transverse telescopic clamping mechanism and used for bearing the U-shaped section beam, and the longitudinal telescopic clamping mechanism is set to longitudinally position the U-shaped section beam. The utility model provides a difficult problem that intensive, inefficiency, safe risk are high of work in the whole process hoist and mount operation of U type segment girder.
Description
Technical Field
The utility model relates to a festival section roof beam jack-up haulage equipment field. More specifically, the utility model relates to a two-way flexible screens formula U type festival section roof beam automation hoist.
Background
The U-shaped beam is a novel product in urban traffic, has excellent structural mechanical characteristics, has the function of separating wheel-rail noise, can shorten the construction period and reduce the construction cost, and has wide application prospect in the precast assembly construction of concrete segmental beams by adopting the U-shaped segmental beam to carry out segmental assembly process.
Among the prior art, U type festival section roof beam generally adopts the hoist that has the finish rolling screw-thread steel jib to hoist when transporting, needs artifical supplementary counterpoint when the installation hoist, makes finish rolling screw-thread steel jib penetrate in the hole for hoist reserved on U type festival section roof beam bottom plate or the both sides roof. And then, manually installing end anchoring pieces below the bottom plate or below the top plates at two sides and pre-tightening the end anchoring pieces, and manually removing the end anchoring pieces below the bottom plate or below the top plates at two sides after the U-shaped section beam is hoisted to a specified position by the hoisting equipment. And the hoisting equipment lifts the lifting appliance to the next working position to complete one-time hoisting operation.
Traditional U type segmental beam is from precast beam yard to job site to the mounted position of appointed segmental again, need pass through many times of transfer and stack, just also mean that U type segmental beam need experience hoist and mount many times from prefabrication to the in-process that uses, there are hoist and mount operation process loaded down with trivial details, required constructor is in large quantity, hoist and mount cycle length and potential safety hazard scheduling problem in the in-process of single hoist and mount, just mean that overall process operation period is long after hoist and mount many times repeatedly, the cost of labor is too high, the higher scheduling problem of safe risk.
SUMMERY OF THE UTILITY MODEL
The utility model aims at providing an automatic hoist of two-way flexible screens formula U type segment roof beam has solved intensive, the inefficiency of work, the high difficult problem of safe risk in the whole process hoist and mount operation of U type segment roof beam.
The utility model provides a technical scheme that this technical problem adopted is: a bidirectional telescopic clamping type automatic lifting appliance for U-shaped segmental beams is characterized by comprising a rotary lifting box, a bidirectional luffing mechanism, a transverse telescopic clamping mechanism, an adaptive balance beam and a longitudinal telescopic clamping mechanism;
the lower end of the rotary hoisting box is connected with a bidirectional luffing mechanism for large-angle rotation of the hoisted U-shaped section beam in the horizontal direction; the lower end of the bidirectional luffing mechanism is hinged with a transverse telescopic clamping mechanism, the bidirectional luffing mechanism is set to control the horizontal inclination angle of a lower structure of the bidirectional luffing mechanism, the transverse telescopic clamping mechanism is set to transversely position the U-shaped section beam, the adaptive balance beam is fixed on the transverse telescopic clamping mechanism and used for bearing the U-shaped section beam, and the longitudinal telescopic clamping mechanism is set to longitudinally position the U-shaped section beam.
Preferably, the swing hoist box includes: the lifting device comprises a lifting box, a pulley block, a motor speed reducer set, a rotary lifting lug and a rotary gear set;
the pulley block is arranged in the hoisting box and used for being connected with a hoisting steel wire rope;
the motor reduction unit drives the rotary gear set, and the rotary gear set drives the rotary hoisting lifting lug to rotate in a large angle in the horizontal direction.
Preferably, the bidirectional horn comprises: a transverse amplitude variation base, a transverse amplitude variation carrying pole beam, a transverse amplitude variation oil cylinder and a longitudinal amplitude variation oil cylinder;
the upper part of the transverse amplitude-variable base is hinged with the rotary hoisting lifting lug, and the lower part of the transverse amplitude-variable base is hinged with the transverse amplitude-variable carrying pole beam; two ends of the transverse variable-amplitude oil cylinder are respectively hinged with the transverse variable-amplitude base and the transverse variable-amplitude carrying pole beam and are used for adjusting a transverse slope angle; two ends of the longitudinal amplitude-variable oil cylinder are respectively hinged with the transverse amplitude-variable carrying pole beam and the transverse telescopic outer sleeve for adjusting a longitudinal slope angle.
Preferably, the lateral telescopic blocking mechanism comprises: the device comprises a transverse telescopic outer sleeve, a transverse telescopic inner sleeve, a transverse telescopic wear-resisting plate, a transverse clamping base, a transverse clamping upright column and a transverse telescopic oil cylinder;
the upper part of the transverse telescopic outer sleeve is hinged with a transverse amplitude carrying pole beam, and the inner walls of two ends of the transverse telescopic outer sleeve are in contact fit with two groups of transverse telescopic inner sleeves through transverse telescopic wear-resisting plates; the transverse clamping base is arranged on the inner side of the end part of the transverse telescopic inner sleeve, and a transverse clamping upright post is fixed above the transverse clamping base; two ends of the transverse telescopic oil cylinder are respectively hinged with the transverse telescopic outer sleeve and the transverse telescopic inner sleeve.
Preferably, two adaptation compensating beams symmetry set up on the horizontal flexible inner skleeve at both ends, the adaptation compensating beam includes: the balance beam hinge base, the balance beam, the adaptive bearing inclined plane, a first balance beam pin shaft and a second balance beam pin shaft;
two groups of adaptive inclined planes are symmetrically fixed above one balance beam, a balance beam hinged base is fixed below the balance beam, a middle hole of the balance beam hinged base of one balance beam is hinged with the base corresponding to the transverse telescopic inner sleeve through a balance beam first pin shaft, and two end holes of the balance beam hinged base of the other balance beam are hinged with the base corresponding to the transverse telescopic inner sleeve through two balance beam second pin shafts.
Preferably, there are four sets of the longitudinal telescopic clamping mechanisms, and the longitudinal telescopic clamping mechanism includes: the longitudinal telescopic clamping mechanism comprises a longitudinal telescopic clamping mechanism bottom plate, a longitudinal telescopic linear bearing, a longitudinal telescopic L-shaped clamping jaw and a longitudinal telescopic electric push rod;
the bottom plates of the longitudinal telescopic clamping mechanisms are symmetrically arranged below the transverse telescopic outer sleeve; the longitudinal telescopic linear bearing is fixedly arranged below the bottom plate of the longitudinal telescopic clamping mechanism, and the longitudinal telescopic L-shaped clamping jaw penetrates into a central hole of the longitudinal telescopic linear bearing; two ends of the longitudinal telescopic electric push rod are respectively hinged with the longitudinal telescopic clamping mechanism bottom plate and the longitudinal telescopic L-shaped clamping jaw and used for driving the longitudinal telescopic clamping mechanism to move.
Preferably, a sensing system is further included, comprising: the device comprises a transverse position radar probe, a longitudinal position radar probe, a vertical position distance sensor, a double-shaft tilt angle sensor, a 360-degree panoramic camera, a displacement sensor and a pressure sensor;
the transverse position radar probes are symmetrically arranged at the end part of the transverse telescopic inner sleeve; the longitudinal position radar probe is arranged at the bottom end of the longitudinal telescopic L-shaped clamping jaw; the vertical position distance sensors are symmetrically arranged on the lower surface of the transverse telescopic outer sleeve; the double-shaft tilt angle sensor is arranged on one side of the upper surface of the transverse telescopic outer sleeve; the 360-degree panoramic camera is arranged on the lower surface of the hoisting box;
the transverse telescopic oil cylinder and the longitudinal telescopic electric push rod are both provided with displacement sensors, and the oil inlet and the oil outlet of the transverse telescopic oil cylinder are provided with pressure sensors.
Preferably, it further includes an electro-hydraulic control system, which includes: the hydraulic control system comprises a hydraulic pump station, an electro-hydraulic proportional control valve group, an electric cabinet, a hydraulic pipeline and a communication line.
The utility model discloses at least, include following beneficial effect:
1. the bidirectional luffing mechanism is carried by the 360-degree rotary hoisting box, so that the horizontal rotary angle can be greatly adjusted in the hoisting operation process of the U-shaped sectional beam, the horizontal and longitudinal inclination angles can be controlled in real time, and the posture adjustment of the U-shaped sectional beam in the hoisting process is powerfully guaranteed;
2. the balance beam structure is supported by three points, and the adaptive inclined planes are arranged on the balance beam and can be adaptively contacted with the lower surfaces of the top plates on the two sides of the U-shaped beam, so that the lifting tool is stably contacted with the U-shaped segmental beam during lifting operation, and two procedures of prefabricating a lifting hole and repairing the lifting hole are omitted;
3. the bidirectional telescopic clamping mechanism is adopted, the clamping upright posts are carried by the transverse telescopic sleeves, and the longitudinal clamping mechanisms are symmetrically arranged on two sides, so that transverse and longitudinal positioning of the lifting appliance relative to the U-shaped section beam is realized, and constructors for assisting in alignment during lifting operation are omitted;
4. by adopting a multi-point and multi-type sensing fusion sensing system, the position information of the lifting appliance relative to the section beam and the monitoring of the operation state of the automatic lifting appliance are realized, and the real-time performance, high efficiency and safety of lifting operation can be effectively guaranteed;
5. the automatic lifting appliance for the U-shaped segmental beam in the bidirectional telescopic clamping mode and the construction method thereof solve the problems of labor intensity, low efficiency and high safety risk in the whole lifting operation of the U-shaped segmental beam.
Additional advantages, objects, and features of the invention will be set forth in part in the description which follows and in part will become apparent to those having ordinary skill in the art upon examination of the following or may be learned from practice of the invention.
Drawings
Fig. 1 is a front view of an example of the bidirectional telescopic clamping type U-shaped section beam automatic lifting appliance of the present invention;
fig. 2 is a side view of an example of the bidirectional telescopic clamping type U-shaped section beam automatic lifting appliance according to an embodiment of the present invention;
fig. 3 is a top view of an example of the bidirectional telescopic clamping type U-shaped section beam automatic lifting appliance according to an embodiment of the present invention;
fig. 4 is a bottom perspective view of an example of the bidirectional telescopic clamping type U-shaped section beam automatic lifting appliance according to an embodiment of the present invention;
fig. 5 is a top isometric view of an example of the bidirectional telescoping clamp type U-shaped section beam automated spreader of an embodiment of the present invention;
fig. 6 is an adaptive balance beam of an example of the bidirectional retractable clamping type U-shaped section beam automatic lifting appliance according to an embodiment of the present invention;
fig. 7 is a longitudinal telescopic clamping mechanism of an example of the bidirectional telescopic clamping type U-shaped section beam automatic lifting appliance according to an embodiment of the present invention;
fig. 8 is a front view of step 4 in the method for constructing an automatic lifting appliance of a bidirectional retractable clip-type U-shaped section beam according to an embodiment of the present invention;
fig. 9 is a side view of step 4 in the method for constructing an automatic lifting appliance of a bidirectional retractable clip U-shaped section beam according to an embodiment of the present invention;
fig. 10 is an isometric view of step 4 of the automated spreader construction method for a bi-directional telescoping clamp U-shaped section beam according to an embodiment of the present invention;
description of reference numerals:
an A-U shaped section beam; 1-rotating a hoisting box; 101-a crane box; 102-a pulley block; 103-motor reduction unit; 104-turning lifting lugs; 105-a slewing gear set; 2-a bidirectional luffing mechanism; 201-transverse amplitude variation base; 202-transverse amplitude-variable carrying pole beam; 203-transverse amplitude-variable oil cylinder; 204-longitudinal amplitude-variable oil cylinder; 3-a transverse telescopic clamping mechanism; 301-transversely telescoping outer sleeves; 302-laterally telescoping inner sleeve; 303-transversely extending wear-resisting plates; 304-a transverse clamping base; 305-a transverse clamping upright post; 306-a transverse telescopic oil cylinder; 4-adapting the balance beam; 401-a balance beam hinge base; 402-a balance beam; 403-adaptive load bearing ramps; 404-balance beam first pin; 405-a balance beam second pin; 5-longitudinal telescopic clamping mechanism; 501-a longitudinal telescopic clamping mechanism bottom plate; 502-longitudinal telescopic linear bearings; 503-longitudinal telescopic L-shaped claw; 504-longitudinal extension electric push rod; 601-a lateral position radar probe; 602-longitudinal position radar probe; 603-vertical position distance sensor; 604-dual axis tilt sensor; 605 + 360 degree panoramic camera; 7-an electro-hydraulic control system; 701-a hydraulic pump station; 702-an electro-hydraulic proportional control valve group; 703-an electric control box.
Detailed Description
The present invention will be described more fully hereinafter with reference to the accompanying drawings. Those of ordinary skill in the art will be able to implement the invention based on these descriptions. Before the present invention is described with reference to the accompanying drawings, it is to be noted that: the technical solutions and features provided in the present invention in each part including the following description may be combined with each other without conflict.
Moreover, references to embodiments of the invention in the following description are generally only to be considered as examples of the invention, and not as all embodiments. Therefore, all other embodiments obtained by a person of ordinary skill in the art without creative efforts based on the embodiments of the present invention shall fall within the protection scope of the present invention.
The present invention will be further described in detail with reference to the accompanying drawings and embodiments, and the specific implementation process is as follows:
as shown in fig. 1 to 10, the utility model provides a bidirectional telescopic clamping type automatic lifting appliance for U-shaped section beams, which comprises a rotary lifting box, a bidirectional luffing mechanism, a transverse telescopic clamping mechanism, an adaptive balance beam and a longitudinal telescopic clamping mechanism;
the lower end of the rotary hoisting box is connected with a bidirectional luffing mechanism for large-angle rotation of the hoisted U-shaped section beam in the horizontal direction; the lower end of the bidirectional luffing mechanism is hinged with a transverse telescopic clamping mechanism, the bidirectional luffing mechanism is set to control the horizontal inclination angle of a lower structure of the bidirectional luffing mechanism, the transverse telescopic clamping mechanism is set to transversely position the U-shaped section beam, the adaptive balance beam is fixed on the transverse telescopic clamping mechanism and used for bearing the U-shaped section beam, and the longitudinal telescopic clamping mechanism is set to longitudinally position the U-shaped section beam.
The technical scheme can also comprise the following technical details so as to better realize the technical effects: the rotary hoisting box is connected with a hoisting steel wire rope and connected with a bidirectional luffing mechanism, and the U-shaped section beam can rotate at a large angle in the horizontal direction during hoisting operation. The swing hoist box includes: the lifting box 101, the pulley block 102, the motor speed reducer set 103, the rotary lifting lug 104 and the rotary gear set 105;
the pulley blocks are symmetrically arranged inside a grid of the hoisting box 101 and are used for being connected with hoisting steel wire ropes;
the motor reduction unit drives a rotary gear set, and the rotary gear set drives the rotary hoisting lifting lug to rotate in a large angle in the horizontal direction; the method specifically comprises the following steps: the rotary gear set comprises a driving gear and a driven gear which are meshed with each other, the motor speed reducer set drives the driving gear, and the driven gear meshed with the driving gear drives a rotary hoisting lug connected with the driving gear to perform rotary motion; the rotary gear group is arranged below the hoisting box and used for power transmission between the motor speed reducer units and the rotary hoisting lifting lugs, and each motor speed reducer unit drives one driving gear and drives a driven gear through the driving gear.
The technical scheme can also comprise the following technical details so as to better realize the technical effects: the bidirectional luffing mechanism 2 can control the horizontal inclination angle of the lower structure of the lifting appliance in real time. The bidirectional luffing mechanism 2 comprises: a transverse amplitude variation base 201, a transverse amplitude variation carrying pole beam 202, a transverse amplitude variation oil cylinder 203 and a longitudinal amplitude variation oil cylinder 204;
the upper part of the transverse amplitude-variable base 201 is hinged with the rotary hoisting lifting lug 104, and the lower part of the transverse amplitude-variable base is hinged with the transverse amplitude-variable carrying pole beam 202; two ends of the transverse amplitude-variable oil cylinder 203 are respectively hinged with the transverse amplitude-variable base 201 and the transverse amplitude-variable carrying pole beam 202 and are used for adjusting a transverse slope angle; two ends of the longitudinal amplitude-variable oil cylinder 204 are respectively hinged with the transverse amplitude-variable carrying pole beam 202 and the transverse telescopic outer sleeve 301 for adjusting a longitudinal slope angle.
The technical scheme can also comprise the following technical details so as to better realize the technical effects: the transverse telescopic clamping mechanism 3 is used for realizing transverse positioning of the lifting appliance relative to the U-shaped section beam. Horizontal flexible screens mechanism 3 includes: the device comprises a transverse telescopic outer sleeve 301, a transverse telescopic inner sleeve 302, a transverse telescopic wear plate 303, a transverse clamping base 304, a transverse clamping upright column 305 and a transverse telescopic oil cylinder 306;
the upper part of the transverse telescopic outer sleeve 301 is hinged with the transverse amplitude carrying pole beam 202, the inner walls of two ends of the transverse telescopic outer sleeve are in contact fit with two groups of transverse telescopic inner sleeves 302 through transverse telescopic wear-resisting plates 303, and the two groups of transverse telescopic inner sleeves 302 are symmetrically arranged; the transverse clamping base 304 is arranged at the inner side of the end part of the transverse telescopic inner sleeve 302, and a transverse clamping upright 305 is fixed above the transverse clamping base; two ends of the transverse telescopic oil cylinder 306 are respectively hinged with the transverse telescopic outer sleeve 301 and the transverse telescopic inner sleeve 302, and are used for driving the action of the transverse telescopic clamping mechanism 3, namely the relative movement of the transverse telescopic outer sleeve 301 and the transverse telescopic inner sleeve. In this embodiment, the laterally retractable detent mechanism 3 includes two sets of laterally retractable outer sleeves disposed in parallel in the longitudinal direction, and each of the laterally retractable outer sleeves is provided with a laterally retractable inner sleeve which is also movable relative to each other.
The technical scheme can also comprise the following technical details so as to better realize the technical effects: the adaptive balance beam 4 is in direct contact with the U-shaped section beam to form a stress surface. Two adaptation compensating beams symmetry set up on the horizontal flexible inner skleeve at both ends, adaptation compensating beam 4 includes: the structure comprises a balance beam hinged base 401, a balance beam 402, an adaptive bearing inclined plane 403, a balance beam first pin shaft 404 and a balance beam second pin shaft 405;
two groups of adaptive inclined planes are symmetrically fixed above one balance beam, and four groups of adaptive bearing inclined planes 403 on two balance beams 402 are in contact with the lower surfaces of top plates on two sides of the U-shaped section beam to form four-point contact; the balance beam hinged bases 401 are fixed below the balance beams 402, the middle hole of the balance beam hinged base of one balance beam is hinged with the base corresponding to the transverse telescopic inner sleeve through a balance beam first pin shaft 404, and the two end holes of the balance beam hinged base of the other balance beam are hinged with the base corresponding to the transverse telescopic inner sleeve through two balance beam second pin shafts 405.
Three hinge holes are formed in the balance beam hinge base 401, a balance beam first pin shaft 404 is installed in the middle hinge hole, and balance beam second pin shafts 405 are installed in the hinge holes on the two sides; one adaptive balance beam 4 is hinged to one group of transverse telescopic inner sleeves 302 through a balance beam first pin shaft 404, the other adaptive balance beam 4 is fixedly connected with the other group of transverse telescopic inner sleeves 302 through two balance beam second pin shafts 405, and the two adaptive balance beams 4 form three-point support under the action of the three support points (one first pin shaft and two second pin shafts), so that the contact stability of the adaptive balance beams 4 and the U-shaped section beams is guaranteed.
The technical scheme can also comprise the following technical details so as to better realize the technical effects: longitudinal extension screens mechanism 5 has four groups, and the vertical location of the relative U type section roof beam of hoist is realized jointly in synchro action, longitudinal extension screens mechanism 5 includes: a longitudinal telescopic clamping mechanism bottom plate 501, a longitudinal telescopic linear bearing 502, a longitudinal telescopic L-shaped claw 503 and a longitudinal telescopic electric push rod 504;
the bottom plates 501 of the longitudinal telescopic clamping mechanisms are symmetrically arranged below the transverse telescopic outer sleeve 301; the longitudinal telescopic linear bearing 502 is fixedly arranged below the bottom plate 501 of the longitudinal telescopic clamping mechanism, and the longitudinal telescopic L-shaped clamping jaw 503 penetrates into a central hole of the longitudinal telescopic linear bearing 502; two ends of the longitudinal telescopic electric push rod 504 are respectively hinged with the longitudinal telescopic clamping mechanism bottom plate 501 and the longitudinal telescopic L-shaped claw 503, and are used for driving the longitudinal telescopic clamping mechanism 5 to move.
The technical scheme can also comprise the following technical details so as to better realize the technical effects: also included is a perception system, comprising: a transverse position radar probe 601, a longitudinal position radar probe 602, a vertical position distance sensor 603, a double-shaft tilt sensor 604, a 360-degree panoramic camera 605, a displacement sensor and a pressure sensor; the sensing system 6 adopts multiple-point-location and multiple-type sensor to monitor the position information of the lifting appliance relative to the U-shaped section beam to be lifted and the running state of the automatic lifting appliance.
The transverse position radar probes 601 are symmetrically arranged at the end part of the transverse telescopic inner sleeve 302; the longitudinal position radar probe 602 is arranged at the bottom end of the longitudinal telescopic L-shaped clamping jaw 503; the vertical position distance sensors 603 are symmetrically arranged on the lower surface of the transverse telescopic outer sleeve 301; the double-shaft inclination angle sensor 604 is arranged on one side of the upper surface of the transverse telescopic outer sleeve 301; the 360-degree panoramic camera 605 is arranged on the lower surface of the hoisting box 101;
the transverse telescopic oil cylinder 306 and the longitudinal telescopic electric push rod 504 are both provided with displacement sensors, and the oil inlet and the oil outlet of the transverse telescopic oil cylinder 306 are provided with pressure sensors.
The technical scheme can also comprise the following technical details so as to better realize the technical effects: also included is an electro-hydraulic control system 7, which includes: a hydraulic pump station 701, an electro-hydraulic proportional control valve group 702, an electric control box 703, a hydraulic pipeline, a communication line and the like. The electro-hydraulic control system 7 is used for providing power for each actuator and carrying out feedback regulation control on the operation of each mechanism. The hydraulic pump station 701 is arranged on the upper side face of the transverse telescopic outer sleeve 301, and the electro-hydraulic proportional control valve group 702 is arranged on the upper surface of the hydraulic pump station 701; an electric cabinet 703 is arranged on the upper surface of the transversely telescopic outer sleeve 301 and is used for processing various feedback signals and issuing command signals.
The utility model also provides an utilize the automatic hoist's of two-way flexible screens formula U type festival section roof beam construction method, including following step:
1) the automatic lifting appliance of the U-shaped section beam is adjusted to the position above the U-shaped section beam to be lifted by the lifting equipment;
2) monitoring whether the stroke of the transverse telescopic oil cylinder 306 of the automatic lifting appliance is at the minimum position and whether the stroke of the longitudinal telescopic electric push rod 504 is within a specified range by using a displacement sensor, and if so, slowly lowering the lifting appliance;
3) in the lowering process, a transverse position radar probe 601 monitors whether the end part of the lifting appliance is close to top plates on two sides of a U-shaped section beam or not, if not, the lifting appliance is continuously lowered, a longitudinal position radar probe 602 monitors whether the lower end of a longitudinal telescopic L-shaped clamping jaw 503 is close to the edge of a bottom plate of the U-shaped section beam or not, if not, the lifting appliance is continuously lowered, a vertical position distance sensor 603 monitors the distance between the bottom of the lifting appliance and the bottom plate of the U-shaped section beam, and when the specified distance range is reached, the lifting appliance is stopped being lowered;
4) the longitudinal telescopic electric push rod 504 retracts for a specified distance, the longitudinal telescopic clamping mechanism 5 clamps the lower bottom plate of the U-shaped section beam, the transverse telescopic oil cylinder 306 is ejected out to drive the transverse telescopic clamping mechanism 3 to clamp the upper top plates on two sides of the U-shaped section beam, and the pressure sensor monitors the pressure of the working cavity of the transverse telescopic oil cylinder 306 to avoid generating excessive clamping force;
5) lifting equipment lifts a lifting appliance, the U-shaped segmental beam is lifted to a position above a specified position, and the horizontal rotation angle of the U-shaped segmental beam is adjusted by rotating the lifting box 1 according to the requirement of stacking or installation angle;
6) slowly lowering the lifting appliance until the tension on the hoisting steel wire rope is reduced to no-load tension, ejecting a certain distance by the longitudinal telescopic electric push rod 504, loosening the bottom plate of the U-shaped section beam by the longitudinal telescopic clamping mechanism 5, retracting the transverse telescopic oil cylinder 306 to the position with the minimum stroke, and loosening the top plates at two sides of the U-shaped section beam by the transverse telescopic clamping mechanism 3;
7) by the position of 360 panoramic camera 605 monitoring automatic hoist relative U type festival section roof beams, if satisfy the promotion requirement, then hoisting equipment slowly promotes automatic hoist to appointed height accomplishes a hoist and mount operation, prepares to carry out hoist and mount operation next time.
And (5) repeating the steps 1) to 7) to carry out next hoisting operation.
While the embodiments of the invention have been disclosed above, it is not limited to the applications listed in the description and the embodiments, which are fully applicable in all kinds of fields suitable for the invention, and further modifications may be readily made by those skilled in the art, and the invention is therefore not limited to the specific details and embodiments shown and described herein, without departing from the general concept defined by the claims and their equivalents.
Claims (8)
1. A bidirectional telescopic clamping type automatic lifting appliance for U-shaped segmental beams is characterized by comprising a rotary lifting box, a bidirectional luffing mechanism, a transverse telescopic clamping mechanism, an adaptive balance beam and a longitudinal telescopic clamping mechanism;
the lower end of the rotary hoisting box is connected with a bidirectional luffing mechanism for large-angle rotation of the hoisted U-shaped section beam in the horizontal direction; the lower end of the bidirectional luffing mechanism is hinged with a transverse telescopic clamping mechanism, the bidirectional luffing mechanism is set to control the horizontal inclination angle of a lower structure of the bidirectional luffing mechanism, the transverse telescopic clamping mechanism is set to transversely position the U-shaped section beam, the adaptive balance beam is fixed on the transverse telescopic clamping mechanism and used for bearing the U-shaped section beam, and the longitudinal telescopic clamping mechanism is set to longitudinally position the U-shaped section beam.
2. The automated spreader of bi-directionally telescopic, clip-out, U-section beams of claim 1, wherein the slewing crane box comprises: the lifting device comprises a lifting box, a pulley block, a motor speed reducer set, a rotary lifting lug and a rotary gear set;
the pulley block is arranged in the hoisting box and used for being connected with a hoisting steel wire rope;
the motor reduction unit drives the rotary gear set, and the rotary gear set drives the rotary hoisting lifting lug to rotate in a large angle in the horizontal direction.
3. The automated bidirectional telescoping clamp-type U-shaped segmental beam hanger of claim 2, wherein the bidirectional luffing mechanism comprises: a transverse amplitude variation base, a transverse amplitude variation carrying pole beam, a transverse amplitude variation oil cylinder and a longitudinal amplitude variation oil cylinder;
the upper part of the transverse amplitude-variable base is hinged with the rotary hoisting lifting lug, and the lower part of the transverse amplitude-variable base is hinged with the transverse amplitude-variable carrying pole beam; two ends of the transverse variable-amplitude oil cylinder are respectively hinged with the transverse variable-amplitude base and the transverse variable-amplitude carrying pole beam and are used for adjusting a transverse slope angle; two ends of the longitudinal amplitude-variable oil cylinder are respectively hinged with the transverse amplitude-variable carrying pole beam and the transverse telescopic outer sleeve for adjusting a longitudinal slope angle.
4. The automated spreader of bi-directional retractable screens of U-shaped section beams as claimed in claim 3, wherein the transverse retractable screens comprise: the device comprises a transverse telescopic outer sleeve, a transverse telescopic inner sleeve, a transverse telescopic wear-resisting plate, a transverse clamping base, a transverse clamping upright column and a transverse telescopic oil cylinder;
the upper part of the transverse telescopic outer sleeve is hinged with a transverse amplitude carrying pole beam, and the inner walls of two ends of the transverse telescopic outer sleeve are in contact fit with two groups of transverse telescopic inner sleeves through transverse telescopic wear-resisting plates; the transverse clamping base is arranged on the inner side of the end part of the transverse telescopic inner sleeve, and a transverse clamping upright post is fixed above the transverse clamping base; two ends of the transverse telescopic oil cylinder are respectively hinged with the transverse telescopic outer sleeve and the transverse telescopic inner sleeve.
5. The automatic lifting appliance of the bidirectional telescopic clamping type U-shaped section beam as claimed in claim 4, wherein two adaptive balance beams are symmetrically arranged on the transverse telescopic inner sleeves at two ends, and the adaptive balance beams comprise: the balance beam hinge base, the balance beam, the adaptive bearing inclined plane, a first balance beam pin shaft and a second balance beam pin shaft;
two groups of adaptive inclined planes are symmetrically fixed above one balance beam, a balance beam hinged base is fixed below the balance beam, a middle hole of the balance beam hinged base of one balance beam is hinged with the base corresponding to the transverse telescopic inner sleeve through a balance beam first pin shaft, and two end holes of the balance beam hinged base of the other balance beam are hinged with the base corresponding to the transverse telescopic inner sleeve through two balance beam second pin shafts.
6. The automated spreader of bi-directional telescoping detent U-section beams of claim 5, wherein there are four sets of said longitudinal telescoping detent mechanisms, said longitudinal telescoping detent mechanisms comprising: the longitudinal telescopic clamping mechanism comprises a longitudinal telescopic clamping mechanism bottom plate, a longitudinal telescopic linear bearing, a longitudinal telescopic L-shaped clamping jaw and a longitudinal telescopic electric push rod;
the bottom plates of the longitudinal telescopic clamping mechanisms are symmetrically arranged below the transverse telescopic outer sleeve; the longitudinal telescopic linear bearing is fixedly arranged below the bottom plate of the longitudinal telescopic clamping mechanism, and the longitudinal telescopic L-shaped clamping jaw penetrates into a central hole of the longitudinal telescopic linear bearing; two ends of the longitudinal telescopic electric push rod are respectively hinged with the longitudinal telescopic clamping mechanism bottom plate and the longitudinal telescopic L-shaped clamping jaw and used for driving the longitudinal telescopic clamping mechanism to move.
7. The automated bidirectional telescoping clamp U-shaped section beam hanger of claim 6, further comprising a sensing system comprising: the device comprises a transverse position radar probe, a longitudinal position radar probe, a vertical position distance sensor, a double-shaft tilt angle sensor, a 360-degree panoramic camera, a displacement sensor and a pressure sensor;
the transverse position radar probes are symmetrically arranged at the end part of the transverse telescopic inner sleeve; the longitudinal position radar probe is arranged at the bottom end of the longitudinal telescopic L-shaped clamping jaw; the vertical position distance sensors are symmetrically arranged on the lower surface of the transverse telescopic outer sleeve; the double-shaft tilt angle sensor is arranged on one side of the upper surface of the transverse telescopic outer sleeve; the 360-degree panoramic camera is arranged on the lower surface of the hoisting box;
the transverse telescopic oil cylinder and the longitudinal telescopic electric push rod are both provided with displacement sensors, and the oil inlet and the oil outlet of the transverse telescopic oil cylinder are provided with pressure sensors.
8. The automated spreader of bi-directional telescoping clamp-out U-shaped segmental beam of claim 7, further comprising an electro-hydraulic control system comprising: the hydraulic control system comprises a hydraulic pump station, an electro-hydraulic proportional control valve group, an electric cabinet, a hydraulic pipeline and a communication line.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202220789687.1U CN217297024U (en) | 2022-04-07 | 2022-04-07 | Automatic hoist of two-way flexible screens formula U type festival section roof beam |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202220789687.1U CN217297024U (en) | 2022-04-07 | 2022-04-07 | Automatic hoist of two-way flexible screens formula U type festival section roof beam |
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| CN217297024U true CN217297024U (en) | 2022-08-26 |
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| CN202220789687.1U Active CN217297024U (en) | 2022-04-07 | 2022-04-07 | Automatic hoist of two-way flexible screens formula U type festival section roof beam |
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