CN210002918U

CN210002918U - automatic hoisting device for prefabricated parts suitable for assembly type building

Info

Publication number: CN210002918U
Application number: CN201920689690.4U
Authority: CN
Inventors: 石怀涛; 张执锦; 龙彦泽; 佟圣皓; 张珂; 刘士明; 张天
Original assignee: Shenyang Jianzhu University
Current assignee: Shenyang Jianzhu University
Priority date: 2019-05-14
Filing date: 2019-05-14
Publication date: 2020-01-31
Anticipated expiration: 2029-05-14

Abstract

an automatic hoisting device for prefabricated parts suitable for assembly type buildings, the automatic hoisting device comprises a hanger with three-dimensional freedom degrees of horizontal and rotation, hook mechanisms of the hanger with three-dimensional freedom degrees of horizontal and vertical freedom degrees, two sets of subframes are arranged in a main frame of the hanger, two hook mechanism transfer beams are arranged in each set of subframes, sets of hook mechanisms are arranged on each hook mechanism transfer beam, the hanger comprises four sets of hook mechanisms in total, each hook mechanism comprises a large arm, a small arm, a speed reduction motor, a gear and a rack, the large arm is vertically and fixedly hoisted on the hook mechanism transfer beams, the rack is vertically and fixedly arranged on the large arm, the rack is meshed with the gear, the gear is fixedly arranged on a motor shaft of the speed reduction motor, the top end of the small arm is hinged on the motor shaft of the speed reduction motor, the lower end of the small arm is provided with a hook picking opening, sealing sliding pins are arranged in the small arms on two sides of the opening, the sealing sliding pins are positioned in the sealing sliding grooves in the small arms, a return spring is connected.

Description

automatic hoisting device for prefabricated parts suitable for assembly type building

Technical Field

The utility model belongs to the technical field of the assembly type structure construction, especially, relate to kinds of automatic hoist device of prefabricated component suitable for assembly type structure.

Background

At the present stage, in the assembly type building construction process, when traditional prefabricated part hoisting equipment is adopted, the problems of low automation degree, high labor intensity of personnel, low hoisting construction efficiency, difficult safety guarantee and the like generally exist. For example, when a prefabricated part in the vertical direction is hoisted, a constructor needs to climb to the high altitude to unhook and hook, so that the construction difficulty is high, the danger is high, and in the construction process of an external vertical surface, safety accidents during installation of a pylon occur frequently. Therefore, it has become increasingly difficult for conventional prefabricated part lifting equipment to meet the construction requirements of prefabricated buildings.

SUMMERY OF THE UTILITY MODEL

Problem to prior art existence, the utility model provides an kinds of automatic hoist device of prefabricated component suitable for assembly type structure has the characteristics that degree of automation is high, can realize that prefabricated component's quick accurate taking one's place, getting and putting and accent the appearance, reduce constructor's intensity of labour and construction danger by a wide margin.

In order to achieve the purpose, the technical scheme includes that automatic hoisting devices suitable for prefabricated parts of fabricated buildings comprise columns, track beams, cross beams, trolleys and lifting appliances, wherein the track beams are horizontally and fixedly mounted at the top ends of the columns, the number of the track beams is two and are arranged in parallel, the cross beams are arranged between the two track beams in a spanning mode, the cross beams can move along the track beams, the trolleys are arranged on the cross beams and can move along the cross beams, the lifting appliances are hoisted at the bottom of the trolleys, each lifting appliance comprises a main frame, a main sliding rail, a main sliding block, a main electric push rod, a main sliding disc, a secondary frame, a secondary sliding block, a secondary electric push rod, a lifting hook mechanism, a transfer beam of the lifting hook mechanism and an electric worm and gear rotary table, a top static disc of the electric worm and the trolley are fixedly connected, a bottom driving disc of the electric worm and gear rotary table is fixedly connected with the main frame, the secondary sliding rails are arranged in parallel in the main frame, the secondary frame is mounted on the main sliding rail through the main sliding block, the main sliding rail is hinged to the main sliding rail , the secondary sliding block is hinged to the main sliding rail, the secondary sliding rail is hinged to the lifting hook mechanism, the secondary sliding rail is hinged to the secondary sliding hook mechanism, the secondary sliding block is mounted on the secondary sliding hook mechanism, the secondary sliding rail is hinged to the secondary sliding block, and.

Be equipped with two sets of subframes altogether in the main frame, all be equipped with two lifting hook mechanism switching roof beams in every set of subframe, and all install sets of lifting hook mechanism on every lifting hook mechanism switching roof beam, make in the hoist total include four sets of lifting hook mechanisms.

The lifting hook mechanism comprises a large arm, a small arm, a speed reduction motor, a gear and a rack; the large arm is vertically and fixedly hung on the hook mechanism transfer beam, the rack is vertically and fixedly installed on the large arm, the rack is meshed with the gear, and the gear is fixedly installed on a motor shaft of the gear motor; the top end of the small arm is hinged to a motor shaft of the speed reducing motor, the lower end of the small arm is provided with a hook picking opening, sealing sliding pins are arranged in the small arms on two sides of the hook picking opening, the sealing sliding pins are located in sealing sliding grooves in the small arms, a reset spring is connected between the sealing sliding pins and the bottoms of the sealing sliding groove grooves, and an electromagnetic chuck is arranged at the outer end of the sealing sliding pins.

The utility model has the advantages that:

the utility model discloses an automatic hoist device of prefabricated component suitable for assembly type structure has the characteristics that degree of automation is high, can realize that prefabricated component's quick accurate taking one's place, getting is put and is transferred the appearance, reduces constructor's intensity of labour and construction danger by a wide margin.

Drawings

Fig. 1 is a schematic structural view of kinds of automatic hoisting devices for prefabricated parts suitable for prefabricated buildings according to the present invention;

fig. 2 is a schematic view of the hanger of the present invention;

FIG. 3 is an assembly diagram of the sub-frame, the sub-slide rail and the sub-slide block of the present invention;

fig. 4 is a schematic structural view of a hook mechanism (with the small arm in an extended state) according to the present invention;

fig. 5 is a schematic structural view of the hook mechanism (with the small arm in a retracted state) of the present invention;

FIG. 6 is a schematic view of the structure of the small arm (the opening of the hook is closed) of the present invention;

FIG. 7 is a schematic structural view of the forearm (the hook opening is in an open state) of the present invention;

in the figure, 1-upright post, 2-track beam, 3-cross beam, 4-trolley, 5-sling, 6-main frame, 7-main slide rail, 8-main slide block, 9-main electric push rod, 10-subframe, 11-auxiliary slide rail, 12-auxiliary slide block, 13-auxiliary electric push rod, 14-hook mechanism, 15-hook mechanism transfer beam, 16-electric worm and gear turntable, 17-big arm, 18-small arm, 19-speed reducing motor, 20-gear, 21-rack, 22-hook removing notch, 23-sealing slide pin, 24-sealing slide groove, 25-reset spring, 26-electromagnetic chuck, 27-prefabricated component.

Detailed Description

The present invention will be described in further detail in with reference to the following drawings and specific examples.

As shown in FIGS. 1 to 7, automatic prefabricated part hoisting devices suitable for assembly type buildings comprise an upright post 1, two rail beams 2, a cross beam 3, a trolley 4 and a lifting appliance 5, wherein the rail beams 2 are horizontally and fixedly arranged at the top end of the upright post 1, the two rail beams 2 are arranged in parallel, the cross beam 3 spans between the two rail beams 2, the cross beam 3 can move along the rail beams 2, the trolley 4 is arranged on the cross beam 3 and can move along the cross beam 3, the lifting appliance 5 is hoisted at the bottom of the trolley 4, the lifting appliance 5 comprises a main frame 6, a main slide rail 7, a main slide block 8, a main electric push rod 9, an auxiliary frame 10, an auxiliary slide rail 11, an auxiliary slide block 12, an auxiliary electric push rod 13, a lifting hook mechanism 14, a lifting hook mechanism transfer beam 15 and an electric worm gear turntable 16, a top static disc of the electric worm gear turntable 16 is fixedly connected with the trolley 4, the bottom of the electric worm gear turntable 16 is fixedly connected with the main frame 6, two main slide rails 7 are arranged in parallel in the main frame 6, the auxiliary slide rail 10 is arranged on the main slide rail 7, the main slide rail 10, the auxiliary slide rail 10 is hinged with the main slide rail 13, the auxiliary slide rail 13 is hinged with the main slide rail 13, the main slide rail, the auxiliary slide rail 13 is hinged with the auxiliary slide rail, the auxiliary slide rail 13 is hinged with the main rail, the auxiliary slide rail mechanism is hinged with the auxiliary slide rail.

The main frame 6 is provided with two sets of sub-frames 10, each set of sub-frame 10 is provided with two hook mechanism transfer beams 15, and each hook mechanism transfer beam 15 is provided with sets of hook mechanisms 14, so that the lifting appliance 5 comprises four sets of hook mechanisms 14.

The lifting hook mechanism 14 comprises a large arm 17, a small arm 18, a speed reduction motor 19, a gear 20 and a rack 21; the large arm 17 is vertically and fixedly hung on the hook mechanism transfer beam 15, the rack 21 is vertically and fixedly installed on the large arm 17, the rack 21 is meshed with the gear 20, and the gear 20 is fixedly installed on a motor shaft of the speed reducing motor 19; the top end of the small arm 18 is hinged on a motor shaft of the speed reducing motor 19, the lower end of the small arm 18 is provided with a hook picking notch 22, sealing sliding pins 23 are arranged in the small arms 18 on two sides of the hook picking notch 22, the sealing sliding pins 23 are positioned in sealing sliding grooves 24 in the small arm 18, a return spring 25 is connected between the sealing sliding pins 23 and the bottoms of the sealing sliding grooves 24, and the outer end of the sealing sliding pins 23 is provided with an electromagnetic chuck 26.

The times using process of the utility model is described below with the attached drawings:

firstly, the cross beam 3 is moved to a storage area of the prefabricated part 27, then the lifting appliance 5 is moved to the position right above the selected prefabricated part 27 by the trolley 4, the position of the lifting hook mechanism 14 is adjusted according to the position and the number of lifting points on the prefabricated part 27, the lifting appliance 5 is rotated and adjusted in posture by the electric worm and gear rotary table 16, then the position of the subframe 10 is adjusted by the main electric push rod 9, and finally the position of the lifting hook mechanism transfer beam 15 is adjusted by the auxiliary electric push rod 13 until the lifting hook mechanism 14 reaches the position right above the lifting points of the prefabricated part 27.

Next, the hook mechanism 14 is started, the small arm 18 of the hook mechanism 14 is adjusted from a retraction state to an outward extension state until the lifting lug at the lifting point of the prefabricated part 27 enters the hook opening 22 at the lower end of the small arm 18, at this time, the small arm 18 stops extending outwards, then the electromagnetic suction cups 26 are started, the electromagnetic suction cups 26 at two sides of the hook opening 22 generate magnetic attraction, under the action of the magnetic attraction, the two electromagnetic suction cups 26 attract , so that the closing of the hook opening 22 is completed by the two sealing sliding pins 23, and at this time, the hook is completed.

After the hook-off gap 22 is closed, the hook mechanism 14 is restarted, the small arm 18 of the hook mechanism 14 is adjusted to a retraction state from an extension state, at the moment, the prefabricated component 27 is lifted off the ground, then the cross beam 3 is moved to a building construction area from a storage area of the prefabricated component 27, then the lifting appliance 5 is moved to a position right above a building assembly point by the trolley 4, then the lifting appliance 5 is rotated and adjusted in position by the electric worm and gear rotary table 16, the prefabricated component 27 is positioned at a butt joint position, finally, the hook mechanism 14 is restarted, and the small arm 18 of the hook mechanism 14 is adjusted to the extension state from the retraction state until the prefabricated component 27 is accurately butt-jointed and installed in position.

After the prefabricated part 27 is installed, the electromagnetic chucks 26 are closed to eliminate magnetic attraction, the sealing sliding pin 23 is pulled back to the original position under the action of the spring force of the return spring 25, the two electromagnetic chucks 26 are separated, the hook opening 22 is removed to be opened, hook removal is completed at the moment, then the hook mechanism 14 is restarted, the small arm 18 of the hook mechanism 14 is adjusted to be in the retraction state from the extension state, and the hook mechanism 14 is disconnected with the prefabricated part 27.

The above-mentioned operation process is repeated to complete the subsequent hoisting work of the prefabricated part 27.

The embodiments are not intended to limit the scope of the present invention, and all equivalent implementations or modifications that do not depart from the scope of the present invention are intended to be included within the scope of the present invention.

Claims

The automatic hoisting device for the prefabricated parts suitable for the assembly type building is characterized by comprising an upright post, two rail beams, a cross beam, a trolley and a hoisting tool, wherein the rail beams are horizontally and fixedly arranged at the top end of the upright post, the two rail beams are arranged in parallel, the cross beam is arranged between the two rail beams in a spanning mode and can move along the rail beams, the trolley is arranged on the cross beam and can move along the cross beam, the hoisting tool is hoisted at the bottom of the trolley, the hoisting tool comprises a main frame, a main sliding rail, a main sliding block, a main electric push rod, a secondary frame, a secondary sliding block, a secondary electric push rod, a hoisting hook mechanism transfer beam and an electric worm gear turntable, a static disc at the top of the electric worm gear turntable is hinged to the trolley, a dynamic disc at the bottom of the electric worm gear turntable is fixedly connected with the main frame, the two main sliding rails are arranged in parallel in the main frame, the secondary frame is arranged on the main sliding rail through the main sliding block, the end of the main electric push rod is hinged to the main frame, the other end of the main electric push rod is hinged to the secondary frame, the main sliding rail is fixedly connected with the hoisting hook mechanism, the secondary sliding block, the secondary sliding rail is hinged to the hoisting hook mechanism, the secondary sliding block is hinged to the auxiliary sliding block 36, and connected with the hoisting hook mechanism through the auxiliary.
2. The automatic prefabricated part hoisting device for prefabricated buildings according to claim 1, wherein there are two sets of sub-frames in the main frame, each set of sub-frame has two hook mechanism transfer beams, and each hook mechanism transfer beam has sets of hook mechanisms, so that the total of four sets of hook mechanisms are included in the hanger.
3. The automatic prefabricated part hoisting device suitable for assembly-type buildings according to claim 1, wherein the hook mechanism comprises a large arm, a small arm, a gear motor, a gear and a rack, the large arm is vertically and fixedly hoisted on a transfer beam of the hook mechanism, the rack is vertically and fixedly mounted on the large arm, the rack is meshed with the gear, the gear is fixedly mounted on a motor shaft of the gear motor, the top end of the small arm is hinged to the motor shaft of the gear motor, the lower end of the small arm is provided with a hook picking opening, the small arms on two sides of the hook picking opening are respectively provided with a sealing sliding pin, the sealing sliding pins are positioned in sealing sliding grooves in the small arm, a return spring is connected between the sealing sliding pins and the bottom of the sealing sliding grooves, and the outer ends of the sealing sliding pins are provided with electromagnetic chucks.