CN203064944U - Building under construction - Google Patents

Abstract

A building under construction comprises a construction elevator beside a building body under construction. The construction elevator comprises a guide rail frame and an elevator cage, and the construction elevator is provided with an anti-falling system. The anti-falling system comprises a descend control device, a slow descend rope and a rope grabbing device, wherein the rope grabbing device is arranged on the elevator cage of the construction elevator, and the slow descend rope extends out of the descend control device, extends to a position above the elevator cage, then extends downwards for the position above the elevator cage, and is connected and fixed at an appropriate position below the elevator cage. The rope grabbing device can be used for fastening the slow descend rope tightly.

Description

A kind of in building

Technical field

The invention belongs to and a kind ofly building building engineering field.

Background technology

Current construction safety problem in building frequently occurs, in work progress, must be combined with construction elevator building the building body engineering, construction elevator be building hoist guide rail bracket by support be connected and fixed in the agent structure of building, construction elevator is done vertical transport and is used in building operation, it is the dual-purpose elevator of people's goods of delivery personnel and material, owing to be attached to the outside of building body, so also claim the external application elevator.In recent years, the high-building construction elevator uses more and more general, but because the product safety performance has certain gap with general man lift, the camp site working environment is relatively poor, unit in charge of construction's safety management work is not in place, also have supervisor to manage scarce capacity safely, cause equipment often to have major safety risks.And for construction elevator, be the manned vertical transport equipment of the unique energy in camp site, the improper terraced cage (also claiming car) that causes most probably of safety management falls, and the accident that the dead group of group hinders takes place.The reason of construction elevator ladder cage high falling comprises: after 1, guide rail bracket raises, block is not in time installed on upper limit travel switch block, the limit switch, terraced cage is rushed to summit behind the not timely flat bed of driver's maloperation, the tie bolt that causes the highest attached wall to put above guide rail bracket standard knot damages, guide rail bracket fracture back high falling; 2, falling protector malfunction, anti-falling safety device is important on a building hoist parts, rely on it to eliminate the generation of terraced cage falling accident, guarantee occupant's life security, but cause safety misadventure owing to a variety of causes often can not be worked falling protector, on the building hoist of building, also do not have other anti-fall safety measure at present.

Summary of the invention

The present invention seeks to provides a kind of in building for guaranteeing the construction safety in building, and above-mentioned building hoist in building can prevent still that terraced cage from falling or rush to summit when falling protector lost efficacy.

For achieving the above object, the present invention adopts following technical scheme:

A kind of in building, be included in the other building hoist of building, above-mentioned building hoist comprises guide rail bracket, the ladder cage, described building hoist is provided with anti-drop system, above-mentioned anti-drop system comprises descending lifeline, the slow rope that falls, grab rope device, the above-mentioned rope device of grabbing is arranged on the terraced cage of described construction elevator, the above-mentioned slow rope that falls extends out and extends to the correct position that extends and be fastened on above-mentioned terraced cage below behind the top of above-mentioned terraced cage from the top down from above-mentioned descending lifeline, the above-mentioned rope device of grabbing can fasten the above-mentioned slow rope that falls, above-mentioned grab rope device be enclosed within the slow outside that falls rope can be with above-mentioned terraced cage free lifting on the guide rail bracket of described construction elevator, after the rope device action is grabbed in startup, the ladder cage is promptly fixed the slow rope that falls by grabbing rope device, above-mentioned slow one side that falls rope is connected ground or bottom or the intermediate floor of suitable part as building, the above-mentioned slow rope that falls changes direction by rotating disk or runner or cylinder or rod iron and extends upward or extend downwards and pass and be arranged on grabbing rope device and fix on the ground or build on the agent structure of below on the terraced cage, above-mentioned slow one side that falls rope also can directly be connected the fixed end of the top of the fixed end of top of building or guide rail bracket, above-mentioned slow one side that falls rope also can be connected the fixed end of the top of the fixed end of top of building or guide rail bracket by spring or energy disperser or damper, above-mentioned grab rope device be enclosed within slow fall the outside of rope and be fixedly connected on the terraced cage can pass through the guide rail bracket free lifting, after the rope device action is grabbed in startup when needed, the ladder cage is promptly fixed the slow rope that falls by grabbing rope device, the slow rope that falls can prevent that terraced cage from dropping or terraced cage is rushed to summit, space in the existing scaffold that arranges between the terraced cage of building and elevator can provide arranges the vertical slow space of rope and the space of arranging supporting construction or cant cantilever of falling, on the post of building or beam or floor face or the shear wall fixed support structure or cant cantilever can be set, and in supporting construction or cant cantilever rotating disk is set, also have living space between scaffold and the guide rail bracket in addition to provide supporting construction or cant cantilever and the slow space that falls rope of vertical layout are set, design plan design cant cantilever is above terraced cage in addition, slow fall rope and extend through the top of terraced cage downwards and pass the rope device of grabbing that is arranged in the terraced cage from cant cantilever, the bottom of passing terraced cage again is fixedly connected on downwards on the basis on ground.

Wherein, described descending lifeline is arranged on the bottom or intermediate floor of building, the slow rope that falls that above-mentioned descending lifeline extends out is by coiling rotating disk or runner or cylinder or the extension of rod iron change direction, the above-mentioned slow rope that falls extends through downwards and is arranged on grabbing rope device and fix on the ground on the terraced cage, described slow falling extended the slow rope that falls of a volume after rope is connected and fixed on the ground, when terraced cage need raise, can unclamp fix on the ground slow and fall rope and pull out one section slow rope that falls and be used for extending vertical slow length of falling rope, and then be connected and fixed on the ground or on the basis on ground.

Wherein, the extended slow rope that falls of described descending lifeline coiled rotating disk or runner or cylinder or rod iron and changes direction and extend upward and coiled the rotating disk that is arranged on terraced cage top or runner or cylinder or rod iron and extend downwards, the rotating disk of above-mentioned terraced cage top or runner or cylinder or rod iron are arranged on the supporting cantilever, above-mentioned supporting cantilever is connected with agent structure above the building of building, the above-mentioned slow rope that falls extends upward the back and changes to be directed downwards to extend through by rotating disk or runner or cylinder or rod iron and be arranged on grabbing rope device and fix on the ground on the terraced cage, if the above-mentioned slow rope that falls can not directly extend upward and can change direction by rotating disk or runner or cylinder or rod iron and extend upward, above-mentioned rotating disk or runner or cylinder or rod iron are arranged on the floor of building or the attached wall frame between beam or post or shear wall or guide rail bracket or guide rail bracket and the building or on the cant cantilever of the building of encorbelmenting.

Wherein, the described rope device of grabbing comprises movable slider, fixing slide block, the said fixing slide block is fixed on the tank wall of terraced cage or grabs on the housing of rope device, movable slider is movably arranged on the tank wall of terraced cage or grabs on the housing of rope device and be in the fixedly below of slide block, and above-mentioned movable slider can insert fixedly and clamp the slow rope that falls in the slide block.

Wherein, described movable slider has two, the bottom surface of two movable sliders is provided with the compression spring, the compression spring promotes two movable sliders when upspringing and enters fixedly in the slide block, movable slider is upspring the compression spring of grabbing the rope device to promote movable slider to enter fixedly in the slide block and is clamped to delay and fall rope by people control as by stay cord, movable slider also can start by sensor or mechanical device grabs the rope device and the compression spring is upspring or motor action or hydraulic stem action promote movable slider and enter fixedly in the slide block and clamp to delay and fall rope, also can be provided with pressing plate on the above-mentioned compression spring, pressing plate is connected with stay cord, the just rotatable pressing plate of pulling stay cord is removed the pressure of compression spring, allows the compression spring upspring.

Wherein, described movable slider is connected with stay cord, and stay cord can draw in movable slider fixedly in the slide block under external force, and stay cord can change direction by runner and extend and be arranged in the terraced cage.

Wherein, described movable slider is near slow shape undulate shape or gear-like of falling the one side of rope.

Wherein, described slow one side that falls rope extends out and extends to extend through from the top down behind the top of described terraced cage from descending lifeline and is arranged on grabbing rope device and be fastened on the ground of above-mentioned terraced cage below or be fastened on the fixed end that is connected with the agent structure of building the below on the terraced cage.

Wherein, described descending lifeline comprises the metal ring track, be close to the metal ring raceway surface and be provided with magnet, magnet is fixed on the supporting construction, supporting construction is fixed in the rotating shaft, rotating shaft can be rotated around bearing, rotating shaft is provided with the slow rope that falls of a volume, the slow rope that falls drives under the effect of pulling force that rotating shaft is rotated and drive magnet slides on the surface of metal ring track, descending lifeline slow falls rope and slowly falls rope and be connected with described, in fact can be that slow extension of falling rope is exactly the described slow rope that falls, that is to say and above-mentionedly slow fall rope and extend to form described insurance rope, slow fall that rope is gentle to fall rope and all adopt steel rope or wirerope, described metal ring track is provided with and separates the crack in addition, also can not arrange to separate the crack.

Wherein, described descending lifeline comprises the metal ring track, the two sides of being close to the metal ring track is symmetrically arranged with magnet one and magnet two, magnet one and magnet two are fixed on the supporting construction, supporting construction is fixed in the rotating shaft, rotating shaft can be rotated around bearing, rotating shaft is provided with the slow rope that falls of a volume, slow fall that rope drives under the effect of pulling force that rotating shaft is rotated and drive magnet one and magnet two slide at the metal ring track, also has design plan, described descending lifeline comprises the metal ring track, the two sides of being close to the metal ring track is provided with and is no less than two pairs group of magnets, every pair of group of magnets comprises two blocks of magnet that are symmetrical in the metal ring track, above-mentioned group of magnets is fixed on the supporting construction, supporting construction is fixed on rotating shaft or the cylinder, rotating shaft can be rotated around bearing, rotating shaft or cylinder are provided with the slow rope that falls of a volume, the slow rope that falls drives rotating shaft or cylinder rotation and drives above-mentioned group of magnets and rotates at the metal ring track under the effect of pulling force, above-mentionedly slow fall rope and extend to form described insurance rope, described metal ring track is provided with and separates the crack in addition.

Beneficial effect of the present invention: after adopting technique scheme, because described terraced cage is provided with and grabs the rope device, an above-mentioned slow end that falls rope extends out from descending lifeline, above-mentioned slow fall rope by being fixed on the building outside beam or the rotating disk on the cant cantilever on the post or runner or cylinder or rod iron change that direction extends upward and change to be directed downwards to extend through by the rotating disk on the cant cantilever that is arranged on the building top or runner or cylinder or rod iron and be arranged on grabbing rope device and fix on the ground on the terraced cage, above-mentioned grab rope device be enclosed within slow fall the rope periphery can be on guide rail bracket free lifting, the above-mentioned so slow rope that falls has just formed another drop preventer independently the falling protector on original building hoist in conjunction with the rope device of grabbing on the terraced cage, when terraced cage suddenly during out of control falling and original falling protector when losing efficacy, the operator of elevator or take the people start grab the rope device action after, the ladder cage is promptly fixed the slow rope that falls by grabbing rope device, the pulling of ladder cage is slow falls rope and safety decline under the effect of descending lifeline, prevented falling of terraced cage like this, we also can install the anti-drop system of two covers or more covers at terraced cage, and this just can play twice or the more anti-fall guarantee of multiple tracks.Obviously after we can adopt above-mentioned descending lifeline, just can avoid stopping suddenly uncomfortable sensation or the injury that terraced cage brings to the people, also can be used to avoid stopping suddenly the impact damage that terraced cage brings for equipment or structure, effect was more outstanding after particularly descending lifeline adopted the metal ring track in conjunction with the scheme of permanent magnet, because being close to the metal ring raceway surface is provided with magnet, magnet is fixed on the supporting construction, supporting construction is fixed in the rotating shaft, rotating shaft is rotatable, rotating shaft is provided with the slow rope that falls of a volume, the ladder cage by grab rope device fasten slow rope falls and after, the slow rope that falls drives under the effect of the pulling force of terraced cage that rotating shaft is rotated and drive magnet slides on the surface of metal ring track, because magnet produces the magnetic field eddy current in the metal ring track in rotation process, the magnetic field eddy current hinders the rapid movement of magnet, can make the speed of the magnet of twirl quickly fall to safety speed, so terraced cage just can descend by the slow rope safety under the effect of descending lifeline of falling, because the scheme that adopts above-mentioned magnet to slow down, the characteristic of its structural safety is given prominence to very much, there is not the problem of the friction member wear out failure of friction-type descending lifeline in it, and its deceleration performance is rapid and security insurance is reliable, and the structure of general existing descending lifeline also can satisfy anti-fall requirement after amplifying and improving certainly.After adopting technique scheme, because slow to fall rope be to entangle terraced cage downwards in conjunction with cant cantilever, that is to say when terraced cage is upwards rushed to summit that can be fallen rope and cant cantilever is held downwards by slow, this has also just increased another road safety curtain for stoping terraced cage to be rushed to summit.Also have, the principle that anti-drop system of the present invention and existing falling protector adopt is distinct, it can adopt by people control as by stay cord and the compression spring of grabbing the rope device be upspring promote movable slider to enter fixedly in the slide block and clamp the slow rope that falls, or starts by sensor or mechanical device and to grab the rope device and the compression spring is upspring or motor action or hydraulic stem action promote movable slider and enter fixedly in the slide block and clamp to delay and fall rope.Another beneficial effect of the present invention has taken into full account existing design regulation exactly; job specifications; safety standard; operational procedure; the installation of existing building hoist; the invention design of making after the factors such as layout of work and existing construction space; the present invention all can not impact above-mentioned factor; it takes full advantage of the idle space of camp site and arranges technical scheme of the present invention; through examining the engineering of building; can find between the terraced cage of existing building and elevator, to be provided with scaffold; space in the scaffold can provide vertical layout the slow space that falls rope; on the post of building or beam or floor face or the shear wall cantilever mounted support or supporting construction can be set; and at cant cantilever or supporting construction rotating disk is set; also having also has living space to provide between scaffold and the guide rail bracket arranges cant cantilever or supporting construction; the vertical layout delayed the space that falls rope; cant cantilever or supporting construction are to depend on the beam that is fixed on the building side; on post or the shear wall; and can water the rising of smashing floor with building operation and promote; can not influence structure and the construction of building; the present invention is an independently drop preventer of building hoist; thereby it can automatic or manual operation start when the falling protector of former building hoist lost efficacy be grabbed rope device and allows terraced cage be fixed on slow falling to have played the second road fall arrest protection that existing construction hoist falling-proof falls on the rope; certainly we also can principle according to the present invention arrange the second cover anti-drop system; even the 3rd cover or the anti-drop system of more covers; so just can play multiple anti-falling protection to the terraced cage of building hoist, take just can to guarantee after the technique scheme safe handling at the building hoist of building.

Description of drawings

Fig. 1 is the schematic side view of the embodiment of the present application 1 mounting arrangements.

Fig. 2 is the schematic top plan view of the embodiment of the present application 1 mounting arrangements.

Fig. 3 is the scheme drawing of device under normal condition of restricting of grabbing of the embodiment of the present application 1.

Fig. 4 is that the rope device of grabbing of the embodiment of the present application 1 is promptly delaying the scheme drawing that falls under the rope state.

Fig. 5 is the cross-sectional schematic of the descending lifeline of the embodiment of the present application 1.

Fig. 6 is the schematic top plan view of the descending lifeline of the embodiment of the present application 1.

Fig. 7 is the stravismus scheme drawing of grabbing rope device of the embodiment of the present application 1.

Fig. 8 be the embodiment of the present application 1 grab the fastening insurance rope of rope device the time the stravismus scheme drawing.

The specific embodiment

As shown in Figure 1, a kind of building hoist, comprise guide rail bracket 9 and terraced cage 5, described building hoist is provided with anti-drop system, above-mentioned anti-drop system comprises descending lifeline 63, grab rope device 6, the slow rope 8 that falls, described terraced cage 5 is provided with grabs rope device 6, an above-mentioned slow end that falls rope 8 extends out from the descending lifeline 63 of second floor that is arranged on building 1, the slow rope 8 that falls extends to extend upward behind the rotating disk 10 places coiling rotating disk 10 fixing on the cantilever 11 and is arranged on rotating disk 21, rotating disk 23, between the inboard of rotating disk 2 and the building 1, the above-mentioned slow rope 8 that falls extends and changes to be directed downwards to extend through by rotating disk 4 to terraced cage 5 and be arranged on grabbing rope device 6 and be fixed on the basis 12 on ground on the terraced cage 5 by being arranged on rotating disk 10 on the cantilever 11 and changing that directions extend upward and changing directions by the rotating disk 2 on the cantilever 16, the basis 12 other slow ropes 13 that fall of a volume that are provided with, above-mentioned cantilever 16 is connected with cant cantilever 17 by bolt, cant cantilever 17 is provided with rotating disk 4, when building 1 upwards needs lift rail frame 9 after the construction and need make terraced cage 5 rise heights, in the position that needs hoisting depth cantilever is set, above-mentioned cant cantilever 17 repeated usage that detachably gets off, for example on the cantilever 18 above being installed in behind the cantilever 16 dismounting lower cantalever supports 17, and at cantilever 18 rotating disk 19 is set, untie then, unclamp the slow end that rope 8 is fixed in basis 12 that falls, utilize slow fall rope 13 extend vertical slow the length of rope 8 is fallen and entangle rotating disk 19 and rise after cant cantilever 17 on rotating disk 4, the slow rope 8 that falls of tension is fixed on the basis 12 then, above-mentioned grab rope device 6 be enclosed within slow fall outside the rope 8 can be on guide rail bracket 9 free lifting, start when needed and grab rope device 6 actions, ladder cage 5 is promptly fixed the slow rope 8 that falls by grabbing rope device 6, scaffold 15 is arranged on the avris of building 1, if the top building has just been watered the concrete strength smash not enough the time, we can be after guide rail bracket 9 upwards promotes, cantilever and rotating disk are set on the guide rail bracket up, above-mentioned cantilever and rotating disk are arranged on the top of grabbing rope device 6 on the terraced cage 5, untie the slow end that rope 8 is fixed in basis 12 that falls then, utilize the slow rope 13 that falls to extend and vertically slowly fall the length of rope 8 and entangle that post-tensioning is tightly fixed on the basis 12 on the rotating disk that just is arranged on the guide rail bracket top, above-mentioned grab rope device 6 be enclosed within slow fall outside the rope 8 can be on guide rail bracket 9 free lifting, by such mode, we just can arrange independently anti-drop system at terraced cage 5, and can adjust anti-drop system with the rising of guide rail bracket 9, cantilever 20 is provided with rotating disk 21 as shown in Figure 1, cantilever 22 is provided with rotating disk 23, multiple stopping when above-mentioned rotating disk 21 and rotating disk 23 also play terraced cage and fall, because the slow rope 8 that falls is arranged between building 1 and rotating disk 21 and the rotating disk 23, if rotating disk 2 or cant cantilever 17 were broken when terraced cage dropped, rotating disk 21 and rotating disk 23 can continue to become the slow hanging point that falls rope 8 so, can not allow terraced cage 5 fall, this has just played multiple stopping and has fallen.

As shown in Figure 2, the side of building 1 is erected with scaffold 15, scaffold 15 arranged outside have guide rail bracket 9, guide rail bracket 9 is provided with terraced cage 5 and terraced cage 56, ladder cage 56 is ignored not expression in accompanying drawing 1, a slow end that falls rope 8 is connected on the spring fixing on the cantilever of the second layer of building 1, the above-mentioned slow rope 8 that falls extends upward by being arranged on rotating disk 2 on the cantilever 16 from the point of connection of spring and changes directions and extend and extend through downwards by rotating disk 4 to terraced cage 5 and be arranged on grabbing rope device 6 and be fixed on the basis on ground on the terraced cage 5, above-mentioned cantilever 16 is connected with cant cantilever 17 by bolt, and cant cantilever 17 is provided with rotating disk 4.

As shown in Figure 3, under normal condition, grab rope device 6 and be arranged on slow periphery of falling rope 8, slow fall rope 8 and pass the internal void 7 of grabbing rope device 6, grab rope device 6 and comprise movable slider 28, movable slider 31, fixedly slide block 27, fixedly slide block 29, said fixing slide block 27, fixedly slide block 29 is fixed on the tank wall of terraced cage or grabs on the housing of rope device 6, movable slider 28, movable slider 31 is movably arranged on the tank wall of terraced cage or grabs on the housing of rope device 6, above-mentioned movable slider 28, movable slider 31 can insert fixedly slide block 27, fixedly clamp the slow rope 8 that falls in the slide block 29, movable slider 28 is provided with cylindric protruding thing 50 and the cylindric protruding thing 51 that is parallel to inclined-plane 37, movable slider 31 is provided with cylindric protruding thing 52 and the cylindric protruding thing 53 that is parallel to inclined-plane 38, above-mentioned cylindric protruding thing 50 and cylindric protruding thing 51 insert and are parallel in the grooved tracks on inclined-plane 37, above-mentioned cylindric protruding thing 52 and cylindric protruding thing 53 insert and are parallel in the grooved tracks on inclined-plane 38, grooved tracks is arranged on the tank wall of terraced cage or grabs on the housing of rope device 6, fixedly slide block 27 is provided with the slip plane 36 that is parallel to inclined-plane 37, fixedly slide block 29 is provided with the slip plane 35 that is parallel to inclined-plane 38, movable slider 28, the bottom surface of movable slider 31 is provided with compression spring 25 and compression spring 26, compression spring 25 and compression spring 26 promote when upspringing that two movable sliders enter fixedly slide block 27 and fixedly in the slide block 29, in the process that advances, because above-mentioned cylindric protruding thing 50 and cylindric protruding thing 51 insert and are parallel in the grooved tracks on inclined-plane 37, above-mentioned cylindric protruding thing 52 and cylindric protruding thing 53 insert and are parallel in the grooved tracks on inclined-plane 38, movable slider 28 under the constraint of above-mentioned grooved tracks, movable slider 31 very successfully is advanced into fixedly slide block 27, fixedly in the slide block 29, and at fixing 27 pairs of movable sliders 28 of slide block, fixing 29 pairs of movable sliders 31 of slide block, clamped the slow rope 8 that falls when exerting pressure, this moment, gravity and the downward motion of terraced cage made the slow rope 8 that falls produce pulling force upwards and drive movable slider 28 under the effect of friction force, movable slider 31 more in depth enters fixedly slide block 27, fixedly in the slide block 29, enter fixedly slide block 27, fixedly slide block 29 is more dark, fixedly slide block 27, fixedly slide block 29 is by slip plane 36 and 35 pairs of movable sliders 28 of slip plane, the pressure that movable slider 31 produces is more big, this has just produced the effect of self-locking, slow like this rope 8 falls under the clamping of movable slider 28 and movable slider 31 and gravity factor, under the self-locking action that the factor that moves downward produces, be fastened on the terraced cage of grabbing on the rope device 6 and can not fall with regard to being fixed on slow fall on the rope 8.Also have, we can be connected with stay cord upwards at movable slider 28, movable slider 31, stay cord upwards can draw in movable slider 28, movable slider 31 fixedly in the slide block under external force, the above-mentioned stay cord that makes progress can enter terraced case by runner or terraced cage provides use, and movable slider 28, movable slider 31 also can start by sensor or mechanical device grabs the rope device and the compression spring is upspring or motor action or hydraulic stem action promote above-mentioned movable slider and enter in the said fixing slide block and clamp the slow rope 8 that falls.As shown in Figure 3, described movable slider 28, movable slider 31 are near the slow shape undulate shape that falls the one side of rope 8, and movable slider 28 has wavy surface 30, and movable slider 31 has wavy surface 55, and wavy surface 30 and wavy surface 55 coincide.

As shown in Figure 4, movable slider 28, the compressed springs 25 of movable slider 31 and compression spring 26 are upspring and are advanced into fixedly slide block 27 and fixedly in the slide block 29, and at fixing 29 pairs of movable sliders 31 of slide block, clamped the slow rope 8 that falls when fixedly 27 pairs of movable sliders 28 of slide block are exerted pressure, this moment, the gravity of terraced cage made the slow rope 8 that falls produce pulling force upwards and drive movable slider 28 under the effect of friction force with the factor that moves downward, movable slider 31 is more fixing slide block 27, fixedly in the slide block 29, enter fixedly slide block 27, fixedly slide block 29 is more dark, fixedly slide block 27, fixing 29 pairs of movable sliders 28 of slide block, the pressure that movable slider 31 produces is more big, this has just produced the effect of self-locking, the slow like this rope 8 that falls is under the clamping of movable slider 28 and movable slider 31 and grab rope device 6 under the self-locking action that produces of gravity factor and be fixed on slow falling on the rope 8, is fastened on the terraced cage of grabbing on the rope device 6 and can not fall with regard to being fixed on slow fall on the rope 8.

As shown in Figure 5, Fig. 5 is the cross-sectional schematic of the descending lifeline of the embodiment of the invention 1, slow fall rope 59 and in descending lifeline 63, stretch out, descending lifeline 63 comprises metal ring track 65, be close to metal ring track 65 surfaces and be provided with magnet 61 and magnet 62, magnet 61 and magnet 62 are fixed on the supporting construction 66, supporting construction 66 is fixed in the rotating shaft 58, rotating shaft 58 is rotatable, rotating shaft 58 is provided with the slow rope 60 that falls of a volume, the slow rope 60 that falls is pulled out the part of descending lifeline 63 and is the slow rope 59 that falls, above-mentioned descending lifeline 63 is arranged at floor below the building to go on the flooring of ground floor or the second layer, slow fall rope 59 from descending lifeline 63 extend out and by rotating disk or rod iron change direction extend up to above the building and coiling by be arranged on affiliated building building above the cantilever design top rotary table that is connected of agent structure change and be directed downwards extension, above-mentioned downward extension slow fall rope 59 pass on the terraced cage that is fixedly installed on construction elevator grab rope device after fix on the ground, just often the above-mentioned rope device of grabbing can be enclosed within slow periphery of falling rope 59 and carries out lifting action, in construction companion ladder generation stall or when falling, the rope device of grabbing that is arranged on the terraced cage fastens the slow rope 59 that falls, the ladder cage is extracted out in descending lifeline 63 by the slow slow rope 60 that falls of rope 59 pullings that falls, the above-mentioned slow rope 60 that falls drives rotating shaft 58 rotations, magnet 61 and magnet 62 that rotating shaft 58 drives on the supporting construction 66 rotate at metal ring track 65, because magnet 61 and magnet 62 produce the magnetic field eddy current in metal ring track 65 in rotation process, the magnetic field eddy current hinders the rapid movement of magnet 61 and magnet 62, can make the magnet 61 of twirl and the speed of magnet 62 quickly fall to safety speed, so terraced cage just can descend by slow slow rope 60 safety under the effect of descending lifeline 63 of falling of rope 59 pullings of falling, and supporting construction 70 is connected with circular orbit 65 and circular orbit 65 is played a supportive role in addition.

As shown in Figure 6, slow fall rope 59 and in descending lifeline 63, stretch out, descending lifeline 63 comprises metal ring track 65, be close to metal ring track 65 and be provided with magnet 61, the position correspondence that the below of magnet 61 is symmetrical in metal ring track 65 is provided with magnet, two blocks of magnet are fixed on the supporting construction, supporting construction is fixed in the rotating shaft 58, rotating shaft 58 is rotatable, rotating shaft 58 is provided with the slow rope 60 that falls of a volume, the slow rope 60 that falls is pulled out the part of descending lifeline 63 and is the slow rope 59 that falls, slow fall rope 59 and extend out from descending lifeline 63, in construction companion ladder generation stall or when falling, the rope device of grabbing that is arranged on the terraced cage fastens the slow rope 59 that falls, the ladder cage is extracted out in descending lifeline 63 by the slow slow rope 60 that falls of rope 59 pullings that falls, the above-mentioned slow rope 60 that falls drives rotating shaft 58 rotations, magnet 61 on the rotating shaft 58 drive supporting constructions and the magnet of below correspondence rotate at metal ring track 65, owing in metal ring track 65, produce the magnetic field eddy current in above-mentioned two magnet rotation processes, the magnetic field eddy current hinders the rapid movement of two blocks of magnet, can make the speed of the magnet of the magnet 61 of twirl and below correspondence quickly fall to safety speed, cage just can descend by slow slow rope 60 safety under the effect of descending lifeline 63 of falling of rope 59 pullings of falling like this, and supporting construction 70 is connected with circular orbit 65 and circular orbit 65 is played a supportive role.

As shown in Figure 7, Fig. 7 is the stravismus scheme drawing of grabbing rope device, when rope device 6 is grabbed in use, the shell 86 of grabbing rope device 6 is fixed on the sidewall of terraced cage of construction elevator, by the opening 80 on the shell 86 insurance rope 8 is put into the internal void 7 of grabbing rope device 6, insurance rope 8 passes the internal void 7 of grabbing rope device 6, grab rope device 6 and comprise movable slider 28, movable slider 31, fixedly slide block 27, fixedly slide block 29, said fixing slide block 27, fixedly slide block 29 is fixed on the housing 86 of grabbing rope device 6, movable slider 28, movable slider 31 slidably is arranged on the housing 86 of grabbing rope device 6, insurance rope 8 put into when grabbing rope device 6 must fixing slide block 27 and fixedly slide block 29 be arranged on the top of terraced cage, above-mentioned movable slider 28, movable slider 31 can upwards insert fixedly slide block 27, fixedly clamp insurance rope 8 in the slide block 29, movable slider 28 is provided with two cylindric protruding things that are parallel to inclined-plane 37, above-mentioned two cylindric protruding things insert and are parallel in the grooved tracks on inclined-plane 37, movable slider 31 is provided with two cylindric protruding things that are parallel to inclined-plane 38, above-mentioned two cylindric protruding things insert and are parallel in the grooved tracks on inclined-plane 38, grooved tracks is arranged on the housing 86 of grabbing rope device 6, fixedly slide block 27 is provided with the slip plane 36 that is parallel to inclined-plane 37, fixedly slide block 29 is provided with the slip plane 83 that is parallel to inclined-plane 38, movable slider 28, the bottom surface of movable slider 31 is provided with compression spring 25 and compression spring 26, compression spring 25 and compression spring 26 promote when upspringing that two movable sliders enter fixedly slide block 27 and fixedly in the slide block 29, in the process that advances, because two cylindric protruding things on the above-mentioned movable slider 28 insert and are parallel in the grooved tracks on inclined-plane 37, two cylindric protruding things on the above-mentioned movable slider 31 insert and are parallel in the grooved tracks on inclined-plane 38, movable slider 28 under the constraint of above-mentioned two grooved tracks, movable slider 31 very successfully is advanced into fixedly slide block 27, fixedly in the slide block 29, and at fixing 27 pairs of movable sliders 28 of slide block, clamped insurance rope 8 when fixedly 29 pairs of movable sliders 31 of slide block are exerted pressure, when compression spring 25 and compression spring 26 upspring make movable slider 28 and movable slider 31 slide into said fixing slide block 27 and fixedly in the slide block 29 after, because the gravity effect of construction elevator ladder cage and downward motion make insurance rope 8 produce pulling force upwards and drive movable slider 28 under the effects of friction force, movable slider 31 more in depth upwards enters fixedly slide block 27, fixedly in the slide block 29, enter fixedly slide block 27, fixedly slide block 29 is more dark, fixedly slide block 27, fixedly slide block 29 is by slip plane 36 and 83 pairs of movable sliders 28 of slip plane, the pressure that movable slider 31 produces is more big, this has just produced the effect of self-locking, insurance rope 8 is under the clamping of movable slider 28 and movable slider 31 and gravity factor like this, under the self-locking action that the factor that moves downward produces, be fastened on the terraced cage of grabbing on the rope device 6 and can not fall with regard to being fixed on the insurance rope 8.Also have, we can be at movable slider 28, be connected with stay cord upwards on the movable slider 31, stay cord upwards can be movable slider 28 under the external force effect that makes progress, movable slider 31 draws in fixedly in the slide block, the above-mentioned stay cord that makes progress extends to the shell of grabbing rope device 6 use is provided outward, movable slider 28, movable slider 31 also can start by mechanical device, for example adopts to make compression spring 25, compression spring 26 is upspring or the action of motor action or hydraulic stem or pneumatic action promote above-mentioned movable slider 28, movable slider 31 enters said fixing slide block 27, fixedly in the slide block 29 and clamp insurance rope 8.Movable slider 28, movable slider 31 are plane near the one side 82 of insurance rope 8 as shown in Figure 5, and certain above-mentioned movable slider 28, movable slider 31 also can be designed to wave-like with the friction force of increase with insurance rope 8 near the one side 82 of insurance rope 8.

As shown in Figure 8, Fig. 8 is the stravismus scheme drawing when grabbing the fastening insurance rope of rope device, movable slider 28, the compressed springs 25 of movable slider 31 and compression spring 26 are upspring and are advanced into fixedly slide block 27 and fixedly in the slide block 29, and at fixing 29 pairs of movable sliders 31 of slide block, clamped insurance rope 8 when fixedly 27 pairs of movable sliders 28 of slide block are exerted pressure, the gravity of terraced cage makes insurance rope 8 produce pulling force upwards and drive movable slider 28 under the effect of friction force with the factor that moves downward at this moment, movable slider 31 more deeply enters fixedly slide block 27, fixedly in the slide block 29, enter fixedly slide block 27, fixedly slide block 29 is more dark, fixedly slide block 27, fixing 29 pairs of movable sliders 28 of slide block, the pressure that movable slider 31 produces is more big, this has just produced the effect of self-locking, insurance rope 8 is under the clamping of movable slider 28 and movable slider 31 and grab rope device 6 under the self-locking action that produces of gravity factor and just be fixed on the insurance rope 8 like this, and the terraced cage that is fastened on the construction elevator of grabbing on the rope device 6 can not fall with regard to being fixed on the insurance rope 8.

Claims (10)

1. one kind in building, be included in the other building hoist of building, above-mentioned building hoist comprises guide rail bracket, terraced cage, it is characterized in that: described building hoist is provided with anti-drop system, above-mentioned anti-drop system comprises descending lifeline, slow falls rope, grabs rope device, the above-mentioned rope device of grabbing is arranged on the terraced cage of described construction elevator, the above-mentioned slow rope that falls extends out and extends to the correct position that extends and be fastened on above-mentioned terraced cage below behind the top of above-mentioned terraced cage from the top down from above-mentioned descending lifeline, and the above-mentioned rope device of grabbing can fasten the above-mentioned slow rope that falls.

2. as claimed in claim 1 a kind of in building, it is characterized in that: described descending lifeline is arranged on described on the bottom or intermediate floor of building.

3. as claimed in claim 2 a kind of in building, it is characterized in that: the extended slow rope that falls of described descending lifeline coiled rotating disk or runner or cylinder or rod iron and changes direction and extend upward and coiled the rotating disk that is arranged on terraced cage top or runner or cylinder or rod iron and extend downwards.

4. as claimed in claim 1 a kind of in building, it is characterized in that: the described rope device of grabbing comprises movable slider, fixing slide block, the said fixing slide block is fixed on the tank wall of terraced cage or grabs on the housing of rope device, movable slider is movably arranged on the tank wall of terraced cage or grabs on the housing of rope device and be in the fixedly below of slide block, and above-mentioned movable slider can insert fixedly and clamp the slow rope that falls in the slide block.

5. as claimed in claim 4 a kind of in building, it is characterized in that: described movable slider has two, and the bottom surface of two movable sliders is provided with the compression spring, and the compression spring promotes two movable sliders when upspringing and enters fixedly in the slide block.

6. as claimed in claim 4 a kind of in building, it is characterized in that: described movable slider is connected with stay cord, and stay cord can draw in movable slider fixedly in the slide block under external force.

7. as claimed in claim 4 a kind of in building, it is characterized in that: described movable slider is near the slow shape undulate shape that falls the one side of rope.

8. as claimed in claim 1 a kind of in building, it is characterized in that: described slow one side that falls rope extends out and extends to extend through from the top down behind the top of described terraced cage from descending lifeline and is arranged on grabbing rope device and be fastened on the ground of above-mentioned terraced cage below or be fastened on the fixed end that is connected with the agent structure of building the below on the terraced cage.

9. as claimed in claim 1 a kind of in building, it is characterized in that: described descending lifeline comprises the metal ring track, be close to the metal ring raceway surface and be provided with magnet, magnet is fixed on the supporting construction, supporting construction is fixed in the rotating shaft, rotating shaft is rotatable, and rotating shaft is provided with the slow rope that falls of a volume, and the slow rope that falls drives under the effect of pulling force that rotating shaft is rotated and drive magnet slides on the surface of metal ring track.

10. as claimed in claim 8 a kind of in building, it is characterized in that: described descending lifeline comprises the metal ring track, the two sides of being close to the metal ring track is symmetrically arranged with magnet one and magnet two, magnet one and magnet two are fixed on the supporting construction, supporting construction is fixed in the rotating shaft, rotating shaft is rotatable, and rotating shaft is provided with the slow rope that falls of a volume, slowly falls that rope drives under the effect of pulling force that rotating shaft is rotated and drive magnet one and magnet two slide at the metal ring track.

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