CN111776938A

CN111776938A - Steel sheet safety hoisting accessory for construction

Info

Publication number: CN111776938A
Application number: CN202010793308.1A
Authority: CN
Inventors: 齐嘉蕾
Original assignee: Individual
Current assignee: Individual
Priority date: 2020-08-10
Filing date: 2020-08-10
Publication date: 2020-10-16

Abstract

The invention relates to the field of safe hoisting of steel plates, in particular to a safe hoisting device of a steel plate for building construction, which comprises a main body, a moving mechanism, a safety mechanism, a speed reducing mechanism, a winding mechanism and a hoisting mechanism, wherein the main body is provided with a lifting mechanism; through moving mechanism's setting, thereby avoid both sides asynchronous and cause the derailment, its safety in utilization has been improved, setting through safety mechanism, further improvement the safe in utilization effect of main part, setting through reduction gears, the second motor that can guarantee less power also can provide great moment of torsion, thereby make things convenient for the hoist and mount of steel sheet, setting through the roll-up, thereby can be with the winding of wire rope order on the lateral wall of storage disc, the pleasing to the eye degree that the storage disc accomodate has been improved and conveniently accomodate longer wire rope, setting through lifting by crane the mechanism, thereby can avoid the steel sheet by the hoist and mount to break away from the lifting hook, it is inhomogeneous to avoid the lifting hook atress, thereby improve the hoist and mount intensity of lifting hook.

Description

Steel sheet safety hoisting accessory for construction

Technical Field

The invention relates to the field of safe hoisting of steel plates, in particular to a safe hoisting device for steel plates for building construction.

Background

The steel sheet is a flat steel sheet which is cast with molten steel, cooled, and pressed. Is flat and rectangular, and can be directly rolled or cut by wide steel belts. The steel plates are divided according to the thickness, the thin steel plate is less than 4 mm (the thinnest is 0.2 mm), the medium steel plate is 4-60 mm, and the extra-thick steel plate is 60-115 mm. The steel plate is divided into hot rolling and cold rolling according to rolling. The width of the thin plate is 500-1500 mm; the thickness is 600-3000 mm. The thin plates are classified according to steel types, such as common steel, high-quality steel, alloy steel, spring steel, stainless steel, tool steel, heat-resistant steel, bearing steel, silicon steel, industrial pure iron thin plates and the like; according to the professional application, the plate can be used for oil tanks, enamel plates, bulletproof plates and the like; the coating layer is divided into a galvanized sheet, a tinned sheet, a lead-plated sheet, a plastic composite steel plate and the like.

The essential needs use the steel sheet as infrastructure's material in the construction, hoisting accessory need be used to heavy steel sheet when shifting, however traditional hoisting accessory's both ends are installed a driving motor respectively and are gone on the removal to the beam arm, in the use, when one of them driving motor damages, another motor is still rotating this moment, thereby cause the beam arm to break away from the guide rail, cause serious incident easily, in addition roll-up wire rope's storage disc is owing to lack the effect of direction slider, cause the mixed and disorderly winding of wire rope at the lateral wall of storage disc, the length that the storage disc can roll-up wire rope has been reduced.

Disclosure of Invention

Aiming at the problems in the prior art, the invention provides a steel plate safety hoisting device for building construction.

The technical scheme adopted by the invention for solving the technical problems is as follows: the utility model provides a steel sheet safety hoisting accessory for construction, includes main part, moving mechanism, safety mechanism, reduction gears, roll-up mechanism and lifts by crane the mechanism, the inside of main part is equipped with and is used for causing the spare part synchronous drive at both ends moving mechanism, the inside at main part both ends is equipped with and is used for perceiving the track in advance whether have foreign matter to block automatic feedback behind the passageway moving mechanism opens and stops safety mechanism, the bottom at main part middle part is equipped with and is used for providing the power of lifting by crane reduction gears, reduction gears's inside is equipped with and is used for standardizing to accomodate the hoist and mount spare part roll-up mechanism, roll-up mechanism's bottom is equipped with and is used for fixed steel sheet lift by crane the.

Specifically, the moving mechanism comprises a first motor, a first gear, a second gear, a first rotating shaft, a third gear, a fourth gear, a fifth gear, a second rotating shaft, a roller and a guide rail, wherein the bottom ends of the two ends of the I-shaped main body are respectively provided with one guide rail, the first motor is installed at the top end of the middle part of the main body, the bottom end of the first motor is fixedly provided with the first gear, one side of the first gear is meshed with the second gear, the middle part of the second gear is penetrated with the first rotating shaft, the first rotating shaft is fixedly arranged on the second gear and rotates in the main body, the two ends of the first rotating shaft are respectively fixedly provided with one third gear, the bottom end of the third gear is meshed with the fourth gear, the bottom end of the fourth gear is meshed with the fifth gear, and the middle part of the fifth gear is fixedly provided with the second rotating shaft, and two ends of the second rotating shaft are respectively fixed with one roller and are in rolling connection with the inside of the main body, and the bottom ends of the two rollers are in rolling connection with the top end of the guide rail.

Concretely, safety mechanism includes movable block, stopper, first spring, insulator spindle, third pivot, pantograph and flexible wire, the inside of main part both ends both sides slides respectively has one the movable block, the movable block is located the outside bottom of main part slide in the top of guide rail, the movable block is located the inside one end of main part is fixed with first spring, the other end of first spring is fixed in on the inner wall of main part, the top of movable block is fixed with the stopper has with rotating the insulator spindle, the middle part of insulator spindle rotates and has the third pivot, the both ends of third pivot are fixed in on the inner wall of main part, the top of insulator spindle is fixed with three the pantograph, the one end of pantograph is connected with flexible wire.

Specifically, reduction gears includes containing box, second motor, worm, turbine, fourth pivot, sixth gear, seventh gear and fluted disc, the bottom of main part slides and has the containing box, the internally mounted of containing box has the second motor, the one end of second motor is fixed with the worm, the bottom meshing of worm has the turbine, the middle part of turbine is fixed with the fourth pivot, the one end of fourth pivot extends to the inside of fluted disc and be fixed with the sixth gear, the sixth gear with the meshing has four between the fluted disc the seventh gear.

Specifically, the furling mechanism comprises a fifth rotating shaft, a containing disc, a steel wire rope, an eighth gear, a chain, a screw rod, a ninth gear and a guide block, the end of the fluted disc departing from the fourth rotating shaft is fixed with the fifth rotating shaft, the side wall of the fifth rotating shaft is fixed with the containing disc, the steel wire rope is wound inside the containing disc, one end of the steel wire rope extends to the outside of the bottom end of the containing box, the eighth gear is fixed at one end of the fifth rotating shaft, which is far away from the fluted disc, the screw rod is arranged at the bottom end of the containing disc, the screw rod is rotationally connected with the bottom end of the containing box, the middle part of the screw rod is in threaded connection with the guide block, the bottom end of the steel wire rope penetrates through the guide block, a ninth gear is fixed at one end, away from the guide block, of the screw rod, and the chain is meshed between the ninth gear and the eighth gear.

Specifically, the hoisting mechanism comprises a first fixed block, a second fixed block, a limiting block, a lifting hook, a rotating rod, a fixed shaft, a torsion spring and a bearing buckle, the bottom end of the steel wire rope is fixed with the first fixed block, the bottom end of the first fixed block is provided with the second fixed block, the limiting block is rotated inside the bottom end of the first fixed block, the bottom end of the limiting block is fixed at the top end of the second fixed block, the lifting hook is fixed at the bottom end of the second fixed block, the rotating rod is arranged at one side of the lifting hook, the fixed shaft is arranged between the top end of the rotating rod and the lifting hook, the rotating rod is rotated to the lifting hook through the fixed shaft, the torsion spring is wound on the side wall of the fixed shaft, one end of the torsion spring is fixed inside the lifting hook, the other end of the torsion spring is fixed inside the rotating rod, the side, the bearing buckle is clamped inside the lifting hook.

The invention has the beneficial effects that:

(1) according to the steel plate safety hoisting device for building construction, the arrangement of the moving mechanism is convenient, so that the rollers at two ends of the main body can be started and stopped synchronously, derailment caused by asynchrony of two sides can be avoided, and the use safety of the steel plate safety hoisting device is improved.

(2) The safe lifting device for the steel plate for building construction can automatically sense whether foreign matters exist on the guide rail in the moving process of the movable block through the arrangement of the safety mechanism, can automatically cut off the power supply of the first motor when the foreign matters which can influence the rotation of the roller are collided, so that the first motor is stopped, the safety accident of the main body is avoided, the use safety effect of the main body is further improved, the second motor with smaller power can be ensured to provide larger torque through the arrangement of the speed reducing mechanism, the lifting of the steel plate is facilitated, in addition, the steel plate falling caused by the condition that the second motor is stopped accidentally is avoided through the arrangement of the turbine and the worm, namely, the movable block can move along with the top end of the guide rail in the moving process of the main body, when the end part of the movable block is collided with the foreign matters, the first spring is automatically compressed and then is contracted into the main body, when the limiting block slides to a limiting position, the insulating rod can be synchronously caused to rotate in the main body, the three pantographs on the insulating rod are separated from the three power contacts, the first motor is powered off passively at the moment, and the movement can be stopped immediately, so that the movable block can automatically sense whether foreign matters exist on the guide rail in the moving process, when sundries influencing the rotation of the roller are detected, the power supply of the first motor can be automatically cut off, the main body is stopped, the safety accident of the main body is avoided, the use safety effect of the main body is further improved, namely, when the height of a hung steel plate needs to be increased, the second motor is started, the second motor drives the worm to rotate, the turbine causes the fourth rotating shaft to rotate through the turbine, then the fourth rotating shaft is meshed with the four seventh gears through the sixth gears, and finally, the fluted disc is caused to rotate in the accommodating box, so that the second motor with smaller power can provide larger torque, thereby make things convenient for the hoist and mount of steel sheet, in addition through the setting of turbine and worm, avoid the second motor to cause the steel sheet to fall under the situation of unexpected shut down.

(3) The safe lifting device for the steel plate for building construction can orderly wind the steel wire rope on the side wall of the containing disc through the winding arrangement, improves the aesthetic degree of containing the containing disc and facilitates the storage of longer steel wire rope, can prevent the lifted steel plate from separating from the lifting hook through the arrangement of the lifting mechanism, and avoids uneven stress of the lifting hook, thereby improving the lifting strength of the lifting hook, namely, the fifth rotating shaft rotates the containing disc to rotate in the containing box, the containing disc starts to wind the steel wire rope, the fifth rotating shaft synchronously drives the eighth gear to rotate, the eighth gear is meshed with the ninth gear through a chain to rotate, then the ninth gear causes the screw rod to rotate at the bottom end of the containing box, thereby driving the guide block which is in threaded connection with the screw rod, and the guide block can play a role in restraining the steel wire rope in the moving process, thereby can be with the orderly winding of wire rope on the lateral wall of storage plate, the pleasing to the eye degree that the storage plate was accomodate and conveniently accomodate longer wire rope have been improved, promptly because when using the lifting hook, at first contradict the dwang, cause the dwang to deflect to the inside of lifting hook, the inside of lifting hook is put into to the cable of fixed steel sheet this moment, then not contradict the dwang, then initial position is got back to the torsional spring automatic deflection dwang, a plurality of bearing buckles the inside at the lifting hook this moment, thereby can avoid being broken away from the lifting hook by the steel sheet of hoist and mount, lifting hook atress is inhomogeneous avoided, thereby improve the hoist and mount intensity.

Drawings

The invention is further illustrated with reference to the following figures and examples.

Fig. 1 is a schematic structural view of an overall structure of a steel plate safety hoisting device for building construction according to a preferred embodiment of the present invention;

FIG. 2 is a schematic structural diagram of the moving mechanism shown in FIG. 1;

FIG. 3 is a schematic view of the connection between the moving mechanism and the safety mechanism shown in FIG. 1;

FIG. 4 is a schematic view of the connection between the decelerating mechanism and the retracting mechanism shown in FIG. 1;

FIG. 5 is a schematic structural view of the speed reducing mechanism shown in FIG. 4;

FIG. 6 is a schematic structural view of the hoisting mechanism shown in FIG. 1;

fig. 7 is an enlarged schematic view of the portion a shown in fig. 1.

In the figure: 1. a base, 2, a vertical plate, 3, a cleaning structure, 31, a fixing column, 32, a guide roller, 33, a mounting plate, 34, a sliding block, 35, a fixing plate, 36, a sponge, 4, a guide structure, 41, a guide sleeve, 42, a first fixing roller, 43, a first adjusting block, 44, a first rotating roller, 45, a first screw, 46, a second fixing roller, 47, a second adjusting block, 48, a second rotating roller, 49, a second screw, 5, a conveying structure, 51, a rotating shaft, 52, a rotating rod, 53, a first roller, 54, a motor, 55, a first belt pulley, 56, a belt, 57, a second belt pulley, 58, a first gear, 59, a second gear, 6, an adjusting structure, 61, a fixing block, 62, a fixing rod, 63, a second roller, 64, an adjusting rod, 65, a limiting plate, 66, a fixing screw, 7, a lubricating structure, 71, an oil tank, 72, a connecting channel, 73, a branch channel, 74. main flow channel, 75, oil storage hole, 76, push plate, 77, guide post, 78, spring, 79, piston, 79a and ejector rod.

Detailed Description

In order to make the technical means, the creation characteristics, the achievement purposes and the effects of the invention easy to understand, the invention is further described with the specific embodiments.

As shown in fig. 1 to 7, the steel plate safety hoisting device for building construction provided by the invention comprises a main body 1, a moving mechanism 2, a safety mechanism 3, a speed reducing mechanism 4, a winding mechanism 5 and a hoisting mechanism 6, wherein the moving mechanism 2 for enabling parts at two ends to be synchronously driven is arranged in the main body 1, the safety mechanism 3 for automatically feeding back the moving mechanism 2 to start and stop after sensing whether a foreign matter blocks a channel or not in advance is arranged in the main body 1, the speed reducing mechanism 4 for providing hoisting power is arranged at the bottom end of the middle part of the main body 1, the winding mechanism 5 for storing hoisting parts in a standard manner is arranged in the speed reducing mechanism 4, and the hoisting mechanism 6 for fixing a steel plate is arranged at the bottom end of the winding mechanism 5.

Specifically, the moving mechanism 2 includes a first motor 21, a first gear 22, a second gear 23, a first rotating shaft 24, a third gear 25, a fourth gear 26, a fifth gear 27, a second rotating shaft 28, a roller 29 and a guide rail 29a, the bottom ends of the two ends of the i-shaped main body 1 are respectively provided with one guide rail 29a, the top end of the middle part of the main body 1 is provided with the first motor 21, the bottom end of the first motor 21 is fixed with the first gear 22, one side of the first gear 22 is engaged with the second gear 23, the middle part of the second gear 23 is penetrated with the first rotating shaft 24, the first rotating shaft 24 is fixed on the second gear 23 and rotates inside the main body 1, the two ends of the first rotating shaft 24 are respectively fixed with one third gear 25, the bottom end of the third gear 25 is engaged with the fourth gear 26, the bottom end of the fourth gear 26 is engaged with the fifth gear 27, the middle part of the fifth gear 27 is fixed with the second rotating shaft 28, two ends of the second rotating shaft 28 are respectively fixed with one roller 29 and are connected to the inside of the main body 1 in a rolling manner, the bottom ends of the two rollers 29 are connected to the top end of the guide rail 29a in a rolling manner, as the first motor 21 is driven, the first motor 21 causes the first gear 22 at the bottom end to rotate, the first gear 22 is engaged with the second gear 23 to rotate, the second gear 23 drives the third gears 25 at the two ends to rotate synchronously through the first rotating shaft 24, then the fourth gears 5 at the two ends are engaged with the fifth gear 27 respectively through the fourth gear 26 to rotate, and finally the fifth gear 27 drives the rollers 29 at the two ends to roll on the guide rail, so that the rollers 29 at the two ends of the main body 1 can be started and stopped synchronously, and the two sides can be prevented from being asynchronous and being separated from the guide, the use safety of the utility model is improved.

Specifically, the safety mechanism 3 includes a movable block 31, a limit block 32, a first spring 33, an insulating rod 34, a third rotating shaft 35, a pantograph 36 and a telescopic wire 37, the inside of both sides of the main body 1 slides one movable block 31 respectively, the movable block 31 is located at the bottom of the outside of the main body 1 and slides on the top end of the guide rail 29a, one end of the inside of the main body 1 where the movable block 31 is located is fixed with the first spring 33, the other end of the first spring 33 is fixed on the inner wall of the main body 1, the top end of the movable block 31 is fixed with the limit block 32 and the insulating rod 34, the middle of the insulating rod 34 rotates with the third rotating shaft 35, the two ends of the third rotating shaft 35 are fixed on the inner wall of the main body 1, the top end of the insulating rod 34 is fixed with three pantograph 36, one end of the pantograph 36 is connected with the telescopic wire 37, because in the moving process of the main body 1, the movable block 31 can move along with the main body 1 at the top end of the guide rail 29a, when the end of the movable block 31 is abutted to a foreign object, the first spring 33 can be automatically compressed at the moment and then contracted into the main body 1, when the limiting block 32 slides to a limiting position, the insulating rod 34 can be synchronously caused to rotate in the main body 1, the three pantographs 36 on the insulating rod 34 are separated from three power contacts, at the moment, the first motor 21 is powered off passively, the movement can be stopped immediately, so that the movable block 31 can automatically sense whether the foreign object exists on the guide rail 29a in the moving process, when the foreign object which can influence the rotation of the roller 29 is detected, the power supply of the first motor 21 can be automatically cut off, the main body 1 is caused to stop, the safety accident of the main body 1 is avoided, and the use safety effect of the main body 1 is further.

Specifically, the speed reducing mechanism 4 includes a storage box 41, a second motor 42, a worm 43, a worm wheel 44, a fourth rotating shaft 45, a sixth gear 46, a seventh gear 47 and a toothed disc 48, the storage box 41 is slid on the bottom end of the main body 1, the second motor 42 is installed inside the storage box 41, the worm 43 is fixed on one end of the second motor 42, the worm wheel 44 is engaged with the bottom end of the worm 43, the fourth rotating shaft 45 is fixed on the middle portion of the worm wheel 44, one end of the fourth rotating shaft 45 extends into the toothed disc 48 and is fixed with the sixth gear 46, four seventh gears 47 are engaged between the sixth gear 46 and the toothed disc 48, since the second motor 42 is activated when the height of the steel plate to be lifted needs to be increased, the worm 43 is driven by the second motor 42 to rotate, and the worm wheel 43 causes the fourth rotating shaft 45 to rotate through the worm wheel 44, then the fourth rotating shaft 45 is meshed with the four seventh gears 47 through the sixth gear 46 to rotate, and finally the fluted disc 48 is caused to rotate in the storage box 41, so that the second motor 42 with smaller power can provide larger torque, the steel plate can be conveniently hoisted, and the steel plate is prevented from falling due to the fact that the second motor 42 is shut down accidentally through the arrangement of the worm wheel 44 and the worm 45.

Specifically, the furling mechanism 5 includes a fifth rotating shaft 51, a receiving tray 52, a wire rope 53, an eighth gear 54, a chain 55, a lead screw 56, a ninth gear 57 and a guide block 58, the fifth rotating shaft 51 is fixed to one end of the fluted disc 48 departing from the fourth rotating shaft 45, the receiving tray 52 is fixed to the side wall of the fifth rotating shaft 51, the wire rope 53 is wound inside the receiving tray 52, one end of the wire rope 53 extends to the outside of the bottom end of the receiving box 41, the eighth gear 54 is fixed to one end of the fifth rotating shaft 51 departing from the fluted disc 48, the lead screw 56 is arranged at the bottom end of the receiving tray 52, the lead screw 56 is rotatably connected to the bottom end of the receiving box 41, the guide block 58 is connected to the middle part of the lead screw 56 in a threaded manner, the bottom end of the wire rope 53 penetrates through the guide block 58, the ninth gear 57 is fixed to one end of the lead screw 56 departing from the guide block 58, the chain 55 is engaged between the ninth gear 57 and the eighth gear 54, the fifth rotating shaft 51 rotates to drive the storage tray 52 to rotate inside the storage box 41, the storage tray 52 starts to wind the steel wire rope 53, at this time, the fifth rotating shaft 51 synchronously drives the eighth gear 54 to rotate, the eighth gear 5 is engaged with the ninth gear 57 through the chain 55 to rotate, then the ninth gear 57 causes the screw rod 56 to rotate at the bottom end of the storage box 41, so as to drive the guide block 58 in threaded connection with the screw rod 56, the guide block 58 can play a role in restraining the steel wire rope 53 in the moving process, so that the steel wire rope 53 can be orderly wound on the side wall of the storage tray 52, the attractiveness of the storage tray 52 is improved, and the longer steel wire rope 53 can be conveniently stored.

Specifically, the hoisting mechanism 6 includes a first fixed block 61, a second fixed block 62, a limit block 63, a hook 64, a rotating rod 65, a fixed shaft 66, a torsion spring 67 and a bearing buckle 68, the bottom fixing of the steel wire rope 53 is provided with the first fixed block 61, the bottom of the first fixed block 61 is provided with the second fixed block 62, the inside of the bottom end of the first fixed block 61 is rotated with the limit block 63, the bottom fixing of the limit block 63 is provided with the top end of the second fixed block 62, the bottom fixing of the second fixed block 62 is provided with the hook 64, one side of the hook 64 is provided with the rotating rod 65, the top end of the rotating rod 65 is provided with the fixed shaft 66 between the hooks 64, the rotating rod 65 is rotated in the hook 64 through the fixed shaft 66, the torsion spring 67 is wound on the side wall of the fixed shaft 66, one end of the torsion spring 67 is fixed in the inside of the hook 64 and the other end is, the lateral wall of dwang 65 bottom is fixed with a plurality ofly the bearing is detained 68, the bearing detain 68 block in the inside of lifting hook 64, because when using lifting hook 64, at first contradict dwang 65, cause dwang 65 to deflect the inside of lifting hook 64, the inside of lifting hook 64 is put into to the cable of fixed steel sheet this moment, do not contradict dwang 65 after that, then torsional spring 67 automatic rotation dwang 65 gets back to initial position, a plurality of bearings detain 68 blocks in the inside of lifting hook 64 this moment, thereby can avoid the steel sheet of being hoisted to break away from lifting hook 64, the lifting hook atress is inhomogeneous with avoiding, thereby improve lifting hook 64's hoist and mount intensity.

When the invention is used, as the first motor 21 is driven, the first motor 21 causes the first gear 22 at the bottom end to rotate, the first gear 22 is meshed with the second gear 23 to rotate, the second gear 23 drives the third gears 25 at the two ends to synchronously rotate through the first rotating shaft 24, then the fourth gears 5 at the two ends are respectively meshed with the fifth gears 27 to rotate through the fourth gears 26, and finally the fifth gears 27 drive the rollers 29 at the two ends to roll on the guide rail, so that the rollers 29 at the two ends of the main body 1 can be synchronously started and stopped conveniently, the phenomenon that the two sides are asynchronous to cause the separation from the guide rail 29a is avoided, and the use safety of the main body is improved; because in the moving process of the main body 1, the movable block 31 can move along with the main body 1 at the top end of the guide rail 29a, when the end part of the movable block 31 is abutted against a foreign matter, the first spring 33 can be automatically compressed at the moment and then contracted into the main body 1, when the limiting block 32 slides to a limiting position, the insulating rod 34 can be synchronously caused to rotate in the main body 1, the three pantographs 36 on the insulating rod 34 are separated from three power contacts, at the moment, the first motor 21 is powered off passively, the movement can be stopped immediately, so that the movable block 31 can automatically sense whether the foreign matter is on the guide rail 29a in the moving process, when the foreign matter which can influence the rotation of the roller 29 is detected, the power supply of the first motor 21 can be automatically cut off, the main body 1 is stopped, the safety accident of the main body 1 is avoided, and the use safety effect of the main body 1 is further improved; when the height of the hung steel plate needs to be lifted, the second motor 42 is started, the second motor 42 drives the worm 43 to rotate, the worm wheel 43 causes the fourth rotating shaft 45 to rotate through the worm wheel 44, then the fourth rotating shaft 45 is meshed with the four seventh gears 47 to rotate through the sixth gears (46), and finally the fluted disc 48 is caused to rotate inside the containing box 41, so that the second motor 42 with smaller power can provide larger torque, the steel plate is convenient to hoist, and in addition, the steel plate is prevented from falling due to the fact that the second motor 42 is shut down accidentally through the arrangement of the worm wheel 44 and the worm 45; because the fifth rotating shaft 51 rotates to drive the containing disc 52 to rotate in the containing box 41, the containing disc 52 starts to roll up the steel wire rope 53, at the moment, the fifth rotating shaft 51 synchronously drives the eighth gear 54 to rotate, the eighth gear 5 is meshed with the ninth gear 57 through the chain 55 to rotate, then the ninth gear 57 causes the screw rod 56 to rotate at the bottom end of the containing box 41, so as to drive the guide block 58 in threaded connection with the screw rod 56, and the guide block 58 can play a role in restraining the steel wire rope 53 in the moving process, so that the steel wire rope 53 can be orderly wound on the side wall of the containing disc 52, the attractiveness of containing the containing disc 52 is improved, and the longer steel wire rope 53 is convenient to contain; owing to when using lifting hook 64, at first contradict dwang 65, cause dwang 65 to deflect the inside of lifting hook 64, put into the inside of lifting hook 64 with the cable of fixed steel sheet this moment, then not contradicting dwang 65, then initial position is got back to automatic dwang 65 that rotates of torsional spring 67, and a plurality of bearings are detained 68 block in the inside of lifting hook 64 this moment to can avoid the steel sheet by the hoist and mount to break away from lifting hook 64, it is inhomogeneous to avoid ground lifting hook atress, thereby improve lifting hook 64's hoist and mount intensity.

It will be evident to those skilled in the art that the invention is not limited to the details of the foregoing illustrative embodiments, and that the present invention may be embodied in other specific forms without departing from the spirit or essential attributes thereof. The present embodiments are therefore to be considered in all respects as illustrative and not restrictive, the scope of the invention being indicated by the appended claims rather than by the foregoing description, and all changes which come within the meaning and range of equivalency of the claims are therefore intended to be embraced therein. Any reference sign in a claim should not be construed as limiting the claim concerned.

Furthermore, it should be understood that although the present description refers to embodiments, not every embodiment may contain only a single embodiment, and such description is for clarity only, and those skilled in the art should integrate the description, and the embodiments may be combined as appropriate to form other embodiments understood by those skilled in the art.

Claims

1. The utility model provides a steel sheet safety hoisting accessory for construction which characterized in that: including main part (1), moving mechanism (2), safety mechanism (3), reduction gears (4), roll-up mechanism (5) and lift by crane mechanism (6), the inside of main part (1) is equipped with and is used for causing spare part synchronous drive at both ends moving mechanism (2), the inside at main part (1) both ends is equipped with and is used for perceiving the track in advance whether have automatic feedback behind the foreign matter blocking passageway moving mechanism (2) open and stop safety mechanism (3), the bottom at main part (1) middle part is equipped with and is used for providing and lifts by crane power reduction gears (4), the inside of reduction gears (4) is equipped with and is used for standardizing to accomodate hoisting parts roll-up mechanism (5), the bottom of roll-up mechanism (5) is equipped with and is used for fixed steel sheet lift by crane mechanism (6).

2. The steel plate safety hoisting device for building construction according to claim 1, characterized in that: the moving mechanism (2) comprises a first motor (21), a first gear (22), a second gear (23), a first rotating shaft (24), a third gear (25), a fourth gear (26), a fifth gear (27), a second rotating shaft (28), a roller (29) and a guide rail (29 a), the bottom ends of the two ends of the I-shaped main body (1) are respectively provided with one guide rail (29 a), the top end of the middle part of the main body (1) is provided with the first motor (21), the bottom end of the first motor (21) is fixedly provided with the first gear (22), one side of the first gear (22) is meshed with the second gear (23), the middle part of the second gear (23) penetrates through the first rotating shaft (24), the first rotating shaft (24) is fixed on the second gear (23) and rotates in the main body (1), the both ends of first pivot (24) are fixed with one respectively third gear (25), the bottom meshing of third gear (25) has fourth gear (26), the bottom meshing of fourth gear (26) has fifth gear (27), the middle part of fifth gear (27) is fixed with second pivot (28), the both ends of second pivot (28) are fixed with one respectively gyro wheel (29) and roll connection in the inside of main part (1), two the bottom roll connection of gyro wheel (29) in the top of guide rail (29 a).

3. The steel plate safety hoisting device for building construction according to claim 2, characterized in that: the safety mechanism (3) comprises a movable block (31), a limiting block (32), a first spring (33), an insulating rod (34), a third rotating shaft (35), a pantograph (36) and a telescopic wire (37), wherein the two ends of the main body (1) are respectively provided with one movable block (31) in a sliding manner, the movable block (31) is positioned at the bottom end outside the main body (1) and slides on the top end of the guide rail (29 a), the movable block (31) is positioned at one end inside the main body (1) and is fixed with the first spring (33), the other end of the first spring (33) is fixed on the inner wall of the main body (1), the top end of the movable block (31) is fixed with the limiting block (32) and rotates with the insulating rod (34), the middle part of the insulating rod (34) rotates with the third rotating shaft (35), the two ends of the third rotating shaft (35) are fixed on the inner wall of the main body (1), the top end of the insulating rod (34) is fixed with three pantographs (36), and one end of each pantograph (36) is connected with the telescopic lead (37).

4. The steel plate safety hoisting device for building construction according to claim 1, characterized in that: reduction gears (4) include containing box (41), second motor (42), worm (43), turbine (44), fourth pivot (45), sixth gear (46), seventh gear (47) and fluted disc (48), the bottom of main part (1) slides and has containing box (41), the internally mounted of containing box (41) has second motor (42), the one end of second motor (42) is fixed with worm (43), the bottom meshing of worm (43) has turbine (44), the middle part of turbine (44) is fixed with fourth pivot (45), the one end of fourth pivot (45) extends to the inside of fluted disc (48) and be fixed with sixth gear (46), sixth gear (46) with it has four to mesh between fluted disc (48) seventh gear (47).

5. The steel plate safety hoisting device for building construction according to claim 4, characterized in that: the winding mechanism (5) comprises a fifth rotating shaft (51), a containing disc (52), a steel wire rope (53), an eighth gear (54), a chain (55), a screw rod (56), a ninth gear (57) and a guide block (58), one end of the fluted disc (48) departing from the fourth rotating shaft (45) is fixed with the fifth rotating shaft (51), the containing disc (52) is fixed on the side wall of the fifth rotating shaft (51), the steel wire rope (53) is wound inside the containing disc (52), one end of the steel wire rope (53) extends to the outside of the bottom end of the containing box (41), one end of the fifth rotating shaft (51) departing from the fluted disc (48) is fixed with the eighth gear (54), the bottom end of the containing disc (52) is provided with the screw rod (56), the screw rod (56) is rotatably connected to the bottom end of the containing box (41), and the middle part of the screw rod (56) is in threaded connection with the guide block (58), the bottom end of the steel wire rope (53) penetrates through the guide block (58), a ninth gear (57) is fixed to one end, away from the guide block (58), of the screw rod (56), and the chain (55) is meshed between the ninth gear (57) and the eighth gear (54).

6. The steel plate safety hoisting device for building construction according to claim 5, characterized in that: hoisting mechanism (6) includes that first fixed block (61), second fixed block (62), stopper (63), lifting hook (64), dwang (65), fixed axle (66), torsional spring (67) and bearing detain (68), the bottom mounting of wire rope (53) has first fixed block (61), the bottom mounting of first fixed block (61) is equipped with second fixed block (62), the inside of first fixed block (61) bottom rotates has stopper (63), the bottom mounting of stopper (63) is in the top of second fixed block (62), the bottom mounting of second fixed block (62) has lifting hook (64), one side of lifting hook (64) is equipped with dwang (65), the top of dwang (65) with be equipped with between lifting hook (64) fixed axle (66), dwang (65) pass through fixed axle (66) rotate in lifting hook (64), twine on the lateral wall of fixed axle (66) torsion spring (67), the one end of torsion spring (67) is fixed in the inside and the other end of lifting hook (64) are fixed in the inside of dwang (65), the lateral wall of dwang (65) bottom is fixed with a plurality ofly the bearing detains (68), the bearing detain (68) block in the inside of lifting hook (64).