CN110092264B - Material lifting system in elevator shaft in building construction stage - Google Patents
Material lifting system in elevator shaft in building construction stage Download PDFInfo
- Publication number
- CN110092264B CN110092264B CN201910357093.6A CN201910357093A CN110092264B CN 110092264 B CN110092264 B CN 110092264B CN 201910357093 A CN201910357093 A CN 201910357093A CN 110092264 B CN110092264 B CN 110092264B
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- Prior art keywords
- elevator shaft
- steel wire
- hanging basket
- counterweight
- frame
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Classifications
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B66—HOISTING; LIFTING; HAULING
- B66B—ELEVATORS; ESCALATORS OR MOVING WALKWAYS
- B66B11/00—Main component parts of lifts in, or associated with, buildings or other structures
- B66B11/0005—Constructional features of hoistways
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B66—HOISTING; LIFTING; HAULING
- B66B—ELEVATORS; ESCALATORS OR MOVING WALKWAYS
- B66B11/00—Main component parts of lifts in, or associated with, buildings or other structures
- B66B11/0035—Arrangement of driving gear, e.g. location or support
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B66—HOISTING; LIFTING; HAULING
- B66B—ELEVATORS; ESCALATORS OR MOVING WALKWAYS
- B66B17/00—Hoistway equipment
- B66B17/12—Counterpoises
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B66—HOISTING; LIFTING; HAULING
- B66B—ELEVATORS; ESCALATORS OR MOVING WALKWAYS
- B66B5/00—Applications of checking, fault-correcting, or safety devices in elevators
- B66B5/02—Applications of checking, fault-correcting, or safety devices in elevators responsive to abnormal operating conditions
- B66B5/16—Braking or catch devices operating between cars, cages, or skips and fixed guide elements or surfaces in hoistway or well
- B66B5/18—Braking or catch devices operating between cars, cages, or skips and fixed guide elements or surfaces in hoistway or well and applying frictional retarding forces
- B66B5/185—Braking or catch devices operating between cars, cages, or skips and fixed guide elements or surfaces in hoistway or well and applying frictional retarding forces by acting on main ropes or main cables
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B66—HOISTING; LIFTING; HAULING
- B66B—ELEVATORS; ESCALATORS OR MOVING WALKWAYS
- B66B7/00—Other common features of elevators
- B66B7/02—Guideways; Guides
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B66—HOISTING; LIFTING; HAULING
- B66B—ELEVATORS; ESCALATORS OR MOVING WALKWAYS
- B66B9/00—Kinds or types of lifts in, or associated with, buildings or other structures
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- E—FIXED CONSTRUCTIONS
- E04—BUILDING
- E04G—SCAFFOLDING; FORMS; SHUTTERING; BUILDING IMPLEMENTS OR AIDS, OR THEIR USE; HANDLING BUILDING MATERIALS ON THE SITE; REPAIRING, BREAKING-UP OR OTHER WORK ON EXISTING BUILDINGS
- E04G21/00—Preparing, conveying, or working-up building materials or building elements in situ; Other devices or measures for constructional work
- E04G21/14—Conveying or assembling building elements
- E04G21/16—Tools or apparatus
- E04G21/162—Handles to carry construction blocks
Abstract
The invention discloses a material lifting system in an elevator shaft in a building construction stage, which is mainly used for material conveying work in a secondary structure and a decoration period. The system mainly comprises a hanging basket, a hanging basket counterweight, a lifting power system, a guide system, a brake, an opening protection device and an auxiliary device. The hanging basket and the hanging basket counterweight are suspended in the elevator shaft through the lifting power system and the guide system, the lifting power system can drive the hanging basket and the hanging basket counterweight to vertically move in the elevator shaft in a synchronous and opposite direction, and the empty vertical space of the elevator shaft is utilized to finish the conveying work of materials.
Description
Technical Field
The invention relates to building construction lifting equipment, in particular to a lifting system which is arranged in an elevator shaft and used for lifting and transferring materials from the ground into floors of a building main body or transferring materials from one floor of the building main body to another floor.
Background
In the major structure work progress, material promotes and transports and is realized through the tower crane basically, and secondary structure and fitment stage are realized through the outside construction elevator that adheres to at the main structure basically. The invention fully utilizes the structure of the elevator shaft wall in the construction stage, designs a lifting system for lifting and transferring materials, has the characteristics of simple system, low energy consumption and no influence of external climatic environment, and is particularly suitable for secondary structures and decoration stages.
Disclosure of Invention
The invention aims to solve the problem of overcoming the defects of the prior art and provides a material lifting system in an elevator shaft in a building construction stage so as to meet the requirement of material lifting and transferring in the building construction stage.
In order to solve the technical problems, the invention provides a material lifting system in an elevator shaft in a building construction stage, which mainly comprises a hanging basket, a hanging basket counterweight, a lifting power system, a guide system, a brake, a hole protective device and an auxiliary device, wherein the hanging basket and the hanging basket counterweight are suspended in the elevator shaft through the lifting power system and the guide system, and the brake is installed on the hanging basket. The entrance to a cave protector sets up in the outside of elevartor shaft, and auxiliary device sets up the bottom at the hanging flower basket.
The further technical scheme of the invention is as follows: the hanging basket is composed of a bearing beam frame, a protective guard and a safety door, wherein the bearing beam frame is composed of a bearing platform fixed by a horizontal flange in a vertical rectangular bearing beam, the upper end of the bearing beam and the front and rear ends of the bearing platform are respectively provided with a stay cable to form a guy bridge structure, the system stability can be effectively enhanced, the weight of the hanging basket can be reduced, the protective guard is composed of a protective guard upright post, a handrail and a coaming, the coaming is fixed on the protective guard upright post, the bottom end of the protective guard upright post is fixed with the bearing platform, and the top end of the protective guard upright post is connected with the handrail. The guard rail consists of a guard rail upright post and a front handrail.
The safety door is of a rotary flat-placing type and comprises a safety door frame, door plates, door shafts, handles and lock cylinders, the door shafts are fixed on two sides of the bottom of the safety door frame, the door plates and the handles are embedded in the inner side of the upper portion of the safety door frame, the lock cylinders are embedded into front handrails on two sides respectively, the door shafts are placed into L-shaped grooves in the bottoms of guard fence stand columns on two sides of the safety door, the horizontal height difference between a hanging basket and a floor slab can be compensated, the safety door can be opened outwards and is in rotary lap joint with the ground of a building, the safety door is used for sealing the gap between the hanging basket and the floor slab, and the safety door can also be used as a material transition platform.
The further technical scheme of the invention is as follows: the hanging basket counterweight consists of a counterweight block, a counterweight frame and a lifting steel wire rope clamping device, the counterweight block is rectangular, two ends of the counterweight block are in a convex shape, and the counterweight block is provided with a gripper; the counterweight housing is formed by welding channel steel to grooves, a connecting plate of a clamping device is fixed at the middle part, rail wheel seats are arranged at four corners, a counterweight block is obliquely placed in the counterweight housing, a bulge is embedded into a groove of the counterweight housing, a lifting steel wire rope clamping device is composed of an upper clamping plate and a lower clamping plate, bolt holes and a lifting steel wire rope clamping groove are formed in the upper clamping plate and the lower clamping plate, the lower clamping plate is fixed on the connecting plate of the clamping device at the middle part of the counterweight housing through bolts, a steel lifting wire rope penetrates through the upper hole and the lower hole of the counterweight housing and is locked by the bolts, the lifting steel wire rope clamping device can flexibly and nondestructively adjust the length of a hanging basket and the hanging basket to the counterweight steel wire rope, and system disassembly and assembly are facilitated.
The further technical scheme of the invention is as follows: the lifting power system comprises a winch, a lifting steel wire rope, a lifting hook and the like, the winch is arranged at an underground first-floor entrance hall and does not need to move according to construction conditions, and the lifting power system is convenient to install.
The further technical scheme of the invention is as follows: the guide wheel carrier comprises a main frame, an adjustable component, a main frame support, an anti-toppling baffle and a guide wheel seat, wherein the front end of the main frame is hinged to the adjustable component, the adjustable component can rotate for a certain angle around the main frame and lean against an elevator shaft wall on an automatic plane, the rear end of the adjustable component is hinged to a hinged single lug of the main frame support, the anti-toppling baffle is fixed on the main frame support, and the guide wheel carrier is prevented from dropping into an elevator shaft when being installed.
The further technical scheme of the invention is as follows: the brake comprises a brake base, brake blocks, an energy accumulator and a trigger device, wherein two brake block opposite clamping guide rails are fixed in the brake base, each brake block comprises a wedge-shaped friction block, a locking block and a friction plate, the wedge-shaped friction blocks are in concave-convex butt joint with the inclined surfaces of the locking blocks, and the friction plates are fixed on the guide rail surfaces of the wedge-shaped friction blocks; the energy accumulator consists of an energy accumulator telescopic body, an energy accumulator cylinder and a compression spring, wherein the energy accumulator telescopic body is sleeved in the energy accumulator cylinder, and the compression spring is clamped in the middle of the energy accumulator telescopic body; the trigger device consists of a master control steel wire rope, a buffer tension spring, a steel wire rope connecting plate and a sub-control steel wire rope, all parts are connected in sequence, and the buffer tension spring can compensate the locking length of the energy accumulator in a contact state. Brake base and spandrel girder flange joint, latch segment one side and brake base bolted connection, energy storage ware telescopic body one end is articulated with wedge clutch blocks, and the other end is connected with trigger device, and the energy storage ware barrel is articulated with the latch segment, and when promoting wire rope fracture, trigger device transmits power signal for the energy storage ware, and the vertical operation and the emergency braking of hanging flower basket are realized to the taut or the relaxation brake block of energy storage ware telescopic body of energy storage ware.
The material lifting system in the elevator shaft in the building construction stage has the following beneficial effects:
the elevartor shaft all is idle during present building construction, needs to increase protective equipment, and this hoist system mainly installs in the elevartor shaft, effectively utilizes the elevartor shaft space, reduces the maintenance cost.
The lifting system is free from erecting a complicated tower, simple to install and low in use cost.
The lift system operates independently of wind, rain and other weather factors.
The system is provided with a hanging basket counterweight, and the energy efficiency level is high.
Each part adopts the modular design theory, but quick assembly disassembly transition can be transported by workman's stairwell.
The light guide wheel frame is arranged on the upper part of the elevator shaft, and the shaft wall is simple and ingenious in structure and is fixed.
The arrangement of the protective door and the protective top plate ensures the safety in the elevator shaft in the operation process.
The hoist engine is arranged in the underground first-floor building, and the carrying and lifting processes are reduced.
The hoisting system is provided with the braking system, so that the loss caused by the falling of the hanging basket from the bottom of the elevator shaft when the hoisting steel wire rope is broken can be effectively prevented, and the hoisting system is simple and reliable to use.
Drawings
Fig. 1 is a diagram of a temporary hoisting system in a hoistway at a construction stage of a building;
FIG. 2 is a view of the basket structure;
FIG. 3 is a view of the load bearing beam structure;
FIG. 4 is a schematic view of a security gate;
FIG. 5 is a structure view of a basket counterweight;
FIG. 5a is a view of the structure of the counterweight housing;
FIG. 5b is a view of the hoist rope clamp configuration;
FIG. 6 is a top view of the guidance system;
FIG. 6a is a view of a guide wheel frame;
FIG. 7 is a brake construction view;
FIG. 7a is a schematic illustration of a brake base;
FIG. 7b is a structural diagram of the accumulator and brake pad relationship;
FIG. 8 is a schematic view of a protective roof;
FIG. 9 is a side elevational view of the operator platform;
fig. 10 is a schematic diagram of the system increasing lift height operation.
The reference numbers illustrate: 1-hanging basket, 11-bearing beam frame, 111-bearing beam, 112-bearing platform, 113-diagonal brace, 114-pi type lower clamping plate, 12-protective guard, 121-protective guard upright post, 122-handrail, 123-bounding wall, 13-safety door, 131-safety door frame, 132-door plate, 133-door shaft, 134-handle, 135-lock core, 2-hanging basket counterweight, 21-counterweight block, 22-counterweight frame, 221-bearing frame, 222-clamper connecting plate, 223-rail wheel seat, 23-hoisting steel wire rope clamper, 231-lower clamping plate, 232-upper clamping plate, 233-hoisting steel wire rope clamping groove, 3-hoisting power system, 31-winch, 32-hoisting steel wire rope, 4-guiding system, 41-hanging basket guide rail, 42-bracket, 43-roller guide shoe, 44-counterweight guide rail, 45-rail wheel, 46-guide wheel, 47-guide wheel frame, 471-main frame, 4711-main beam, 112-bearing platform, 47-guide wheel frame, 4712-secondary beam, 472-adjustable member, 4721-section steel, 4722-hinged double lugs, 473-main seat support, 4731-hinged single lug, 474-anti-toppling baffle, 5-brake, 51-brake base, 52-brake block, 521-locking block, 522-wedge friction block, 523-friction plate, 53-energy storage device, 531-energy storage device telescopic body, 532-energy storage device cylinder, 533-compression spring, 54-trigger device, 541-general control steel wire rope, 542-buffer spring, 543-steel wire rope connecting plate, 544-sub control steel wire rope, 6-hole opening protection device, 61-protection top plate, 611-protection wood board, 612-wood board pressing plate, 7-auxiliary device, 71-operation platform, 711-platform beam frame, 712-longitudinal beam, 713-paving board, 72-temporary pendant.
Detailed Description
In order to make the objects, technical solutions and advantages of the present invention more apparent, the present invention is described in further detail below with reference to the accompanying drawings and embodiments. It should be understood that the specific embodiments described herein are merely illustrative of the invention and are not intended to limit the invention.
Fig. 1 is a view for solving the above technical problems, and the present invention provides a material lifting system in an elevator shaft in a building construction stage, which mainly comprises a hanging basket 1, a hanging basket counterweight 2, a lifting power system 3, a guide system 4, a brake 5, an opening protection device 6 and an auxiliary device 7, wherein the hanging basket 1 and the hanging basket counterweight 2 are suspended in the elevator shaft through the lifting power system 3 and the guide system 4, the lifting power system can drive the hanging basket and the hanging basket counterweight to vertically move synchronously and reversely in the elevator shaft, so as to complete the material conveying work, the brake is arranged on the hanging basket, so as to prevent the hanging basket from falling down when a lifting steel wire rope 32 is broken, and the system can be flexibly disassembled and assembled, and is adapted to the construction working condition of frequently increasing the lifting height.
Fig. 2 and 3 show a material lifting system in an elevator shaft in a building construction stage, wherein a hanging basket 1 consists of a bearing beam frame 11, a protective guard 12 and a safety door 13, the bearing beam frame 11 consists of a vertical rectangular bearing beam 111 and a horizontal flange fixed bearing platform 112, and the upper end of the bearing beam 111 and the front and rear ends of the bearing platform 112 are respectively provided with a cable-stayed rib 113 to form a cable-stayed bridge structure, so that the self weight of the hanging basket 1 is effectively reduced; the bearing platform 112 is in a shape of a Chinese character mu, and the guard rail 12 is composed of guard rail upright posts 121, handrails 122 and surrounding plates 123.
The safety door 13 shown in fig. 4 is of a rotary horizontal type and comprises a safety door frame 131, a door plate 132, a door shaft 133, a handle 134 and a lock core 135, wherein the door shaft 133 is placed in an L-shaped groove at the bottom of a guard rail upright column 121 at two sides of the safety door 13, the safety door 13 can be opened outwards and is rotationally overlapped on the building ground to be used as a material platform walking material vehicle and seal a gap between a bearing platform 112 and an elevator shaft wall, the L-shaped groove at the bottom of the guard rail upright column 131 can enable the door shaft 133 to move up and down for a certain distance, the height difference between the bearing platform 112 and a building floor when a hanging basket 1 reaches a floor can be compensated, the safety door 13 is made to be horizontal, and materials can stably pass through the safety door 13.
Fig. 5, 5a and 5b illustrate a material lifting system in an elevator shaft during construction, wherein a basket counterweight 2 comprises a counterweight 21, a counterweight frame 22 and a lifting steel wire rope clamp 23, the lifting steel wire rope clamp 23 comprises an upper clamp plate 232 and a lower clamp plate 231, the lifting steel wire rope clamp 23 can flexibly and nondestructively adjust the length of a lifting steel wire rope 32 between the basket 1 and the basket counterweight 2, and a lifting steel wire rope clamping groove 233 has a large contact area when clamping the lifting steel wire rope 32, so that the lifting steel wire rope 32 cannot be damaged, and the frequent disassembly and assembly of the system are facilitated.
Fig. 1 shows a material lifting system in an elevator shaft in a building construction stage, wherein a lifting power system 3 comprises a winch 31, a steel wire rope 32, a lifting hook and the like, and the winch 32 is arranged at an underground first-floor lobby, does not need to move according to construction conditions and is convenient to install.
Fig. 6 and 6a the material lifting system in the elevator shaft at the construction stage of the building of the invention, the guide system 4 comprises a basket guide rail 41, a bracket 42, a roller guide shoe 43, a counterweight guide rail 44, a rail wheel 45, a guide wheel 46, a guide wheel carrier 47 and the like.
The guide wheels 46 and the guide wheel frames 47, the guide wheels 46 are fixed on the elevator shaft wall and the guide wheel frames 47, the motion direction of the steel wire rope 32 can be adjusted, the guide wheel frames 47 can rotate to be inclined and self-locked in the elevator shaft, the adjustable members 472 can rotate for a certain angle around the main frame 471 and automatically and flatly lean against the elevator shaft wall, the plane structure can reduce damage to the shaft wall and avoid instability of the main frame 471, meanwhile, the anti-toppling baffle 474 can be blocked outside two side walls of the elevator shaft door opening, and the guide wheel frames 47 are prevented from falling into the elevator shaft when being installed.
Fig. 7, 7a and 7b show a material lifting system in a shaft during the construction phase of a building according to the invention, wherein the brake 5 consists of a brake base 51, a brake block 52, an energy storage 53 and a triggering device 54. The brake block 52 consists of a wedge-shaped friction block 521, a locking block 522 and a friction plate 523; the energy accumulator 53 is composed of an energy accumulator telescopic body 531, an energy accumulator cylinder 532 and a compression spring 533; the trigger device 54 is composed of a master control steel wire rope 541, a buffer tension spring 542, a steel wire rope connecting plate 543 and a steel sub-control steel wire rope 544.
Before the brake 5 is installed, the gondola 1 should be placed on an operating platform 71, keeping the hoist ropes 32 in a slack condition within a certain range.
Assembly of the accumulator 53.
The friction plate 523 is fixed on the wedge-shaped friction block 521 by screws, the compression spring 533 is arranged in the energy storage telescopic body 531 and the energy storage cylinder 532 for compression, and the energy storage telescopic body 531 and the energy storage cylinder 532 are locked by bolts through the locking lugs to form a whole.
And (5) installing the brake.
The brake base 51 is bolted to the flange of the load beam 111.
The locking block 522 is bolted to the brake base 51 and the wedge shaped friction block 521 is connected to the accumulator 53.
The energy storage cylinder 532 is fixed on the locking block 522 in a hinged mode, one end of the energy storage telescopic body 531 is hinged with the wedge-shaped friction block 521, and the other end of the energy storage telescopic body is connected with the trigger device 54; after the connection is completed, the bolt on the locking lug is detached, the energy storage telescopic body 531 is ejected, and the wedge-shaped friction block 521 connected with the energy storage telescopic body is pressed on the hanging basket guide rail 41.
The steel sub-control steel wire rope 544 connected with one end of the energy storage telescopic body 531 is connected with the main control steel wire rope 541 through the steel wire rope connecting plate 543 and the buffer tension spring 542, and the other end of the main control steel wire rope 541 is connected with the hoist chain.
Two states of the brake 5.
After the installation is finished, the loose hoisting steel wire rope 32 is tensioned, the main control steel wire rope 541 connected to the hanging chain is subjected to tension, the steel branch control steel wire ropes 544 connected with the main control steel wire rope are simultaneously subjected to tension, the energy storage device telescopic body 531 connected with the steel branch control steel wire ropes 544 drives the wedge-shaped friction block 521 connected with the steel branch control steel wire ropes to move, the friction plate 523 on the wedge-shaped friction block 521 is separated from the hanging basket guide rail 41, and finally the wedge-shaped friction block 521 is attached to the locking block 522. This is the released state of the brake 5.
In the operation process of the system, the hoisting steel wire rope 32 is broken, the master control steel wire rope 541 connected to the sling chain loses tension, the steel sub-control steel wire rope 544 connected with the master control steel wire rope loses tension at the same time, a force signal is transmitted to the energy accumulator 53, the compression spring 533 releases pressure under the action of the energy accumulator 53 to eject the energy accumulator telescopic body 531 out to drive the wedge-shaped friction block 521 connected with the energy accumulator to move towards the direction of the hanging basket guide rail 41, the friction plate 523 fixed on the wedge-shaped friction block 521 is extruded onto the hanging basket guide rail 41, the friction force is generated between the friction plate 523 on the wedge-shaped friction block 521 and the hanging basket guide rail 41, the wedge-shaped friction block 521 moves relative to the locking block 522 under the action of two hinge points of the energy accumulator 53 under the condition that the hanging basket 1 is in a broken rope free falling body state, the wedge-shaped friction block 521 is extruded between the locking block 522 and the hanging basket guide rail 41 in a very short time, and the friction force formed by the friction plate 523 and the hanging basket guide rail 41 is very large, under the gravity action of the basket 1, the wedge-shaped friction blocks 521 and the basket 1 form self-locking to brake the basket 1. This is the braking state of the brake 5.
In addition, when the hanging basket 1 is in a working state, the lifting steel wire rope 32 is tensioned and automatically in a release state, and when the hanging basket 1 is in a non-working state, the lifting steel wire rope 32 is loosened and automatically in a braking state, so that the hanging basket 1 is in a safety state under any working condition.
Fig. 8 shows a material lifting system in an elevator shaft in a building construction stage, wherein the opening protection device 6 comprises two parts, namely an elevator shaft protection door and a protection top plate 61, the elevator shaft protection door is arranged outside an opening of the elevator shaft of the building, and the elevator shaft protection door is divided into a rotary elevator shaft protection door and a fixed elevator shaft protection door, so that the elevator shaft protection door and the fixed elevator shaft protection door can be quickly replaced with each other.
The protection top plate 61 is composed of a protection wood plate 611 and a wood plate pressing plate 612, the protection wood plate 611 is placed on the main frame 471 in parallel, and is connected and clamped with the main frame 471 through the wood plate pressing plate 612.
Fig. 9 is a material lifting system in a shaft of a building construction stage of the invention, wherein the auxiliary device 7 comprises an operation platform 71 and a temporary hanging piece 72, the operation platform 71 is fixed in the shaft of the elevator and is used for temporarily parking a basket 1 and a basket counterweight 2 when the system is installed with increased lifting height; the temporary hanging piece 72 is formed by welding hanging lugs outside the flange of the section steel, is fixed on the outer wall of the opening of the elevator shaft through expansion bolts, is arranged higher than the guide wheel frame 47, and is hung by the guide wheel frame 47 and a personnel safety rope during installation.
FIG. 10 System installation flow.
The operation platform 71, the temporary hanging piece 72 and the winch 31 are fixed, the bottom layer basket guide rail 41 and the counterweight guide rail 44 are installed, and the basket 1 and the basket counterweight 2 are assembled at corresponding positions on the operation platform 71.
Place guide wheel carrier 47 in elevator shaft door opening department, the front end lug of guide wheel carrier 47 is connected with interim pendant 72 with the chain block, pull the chain block and promote main frame support 473 with the gyro wheel crow bar, with guide wheel carrier 47 slope slowly to the elevator shaft inside shift, the main frame support 473 just takes out the gyro wheel crow bar and continues transferring the chain block when detaining under the elevator shaft opening wall of a well and the horizontal floor right angle department of building opening, make guide wheel carrier 47 rotatory to the slope auto-lock in the elevator shaft, adjustable component 472 is rotatory certain angle and automatic plane rely on the elevator shaft wall around main frame 471, prevent toppling baffle 474 card this moment outside elevator shaft door opening both sides wall, then installation protection roof 61 and leading wheel 46.
One end of a hoisting steel wire rope 32 is connected with the winch 31, the other end of the hoisting steel wire rope passes through an upper hole and a lower hole in the middle of the counterweight frame 22 and a hoisting steel wire rope clamping groove 233, the hoisting steel wire rope clamping device 23 cannot be fastened at the moment, so that the hoisting steel wire rope 32 can be freely drawn between the lower clamping plate 231 and the upper clamping plate 232, then the two ends of the light auxiliary rope are wound around the guide wheels 46 at the guide wheel frame 47 to be arranged at the bottom layer, one end of the light auxiliary rope is connected with the end part of the hoisting steel wire rope 32, an operator pulls the other end of the light auxiliary rope until the other end of the light auxiliary rope touches the hoisting steel wire rope 32, releases the auxiliary nylon rope, installs a lifting hook at the end part of the hoisting steel wire rope 32, and then hangs the lifting hook on a lifting lug of the hanging basket 1.
The method comprises the steps of erecting scaffolds capable of installing the height of upper-layer basket guide rails 41 and counterweight guide rails 44 of a basket 1 in the basket 1, installing the upper-layer basket guide rails 41 and the counterweight guide rails 44 after erection is completed, gradually lifting the basket 1 to continue to be installed to the maximum lifting layer after the upper-layer installation is completed, placing a basket counterweight 2 on an operation platform 71 after the installation is completed, and detaching the scaffolds.
The hanging basket 1 is lifted to the maximum lifting layer, the lifting steel wire rope 32 clamped between the lifting steel wire rope clamping grooves 233 is locked by bolts, one end of the lifting steel wire rope 32 is connected with the winch 31 and penetrates through the fixed hanging basket counterweight 2 and bypasses the guide wheel 46, the other end of the lifting steel wire rope is connected with the hanging basket 1 to form a series connection whole, and the winch 31 can drive the hanging basket 1 and the hanging basket counterweight 2 to vertically move synchronously and in different directions in the elevator shaft through the lifting steel wire rope 32.
The system is disassembled when the lifting height is increased.
Lifting the hanging basket 1 to the maximum lifting layer, just placing the hanging basket counterweight 2 on the operation platform 71, detaching the bolts between the lower clamp plate 231 and the upper clamp plate 232 of the lifting steel wire rope clamping device 23 to enable the lifting steel wire ropes 32 to freely draw in the upper and lower holes of the counterweight housing 22, and then stopping the hanging basket 1 on the operation platform 71.
The lifting hook on the basket 1 is removed, and the hoisting steel wire rope 32 is drawn out from each guide wheel 46 and placed on the operating platform 71 (the hoisting steel wire rope 32 is drawn out to the hole on the basket counterweight 2).
The lifting lug at the front end of the guide wheel frame 47 is connected with the temporary hanging piece 72 through a chain block, the expansion bolt of the adjustable component 472 and the protective top plate 61 are disassembled, then the chain block pulls the chain block slowly, the guide wheel frame 47 is obliquely moved out of the elevator shaft through a roller crow bar and is transported, the system is simple and ingenious to disassemble, and the operation process is safe and reliable.
The above is only a preferred embodiment of the present invention, and the protection scope of the present invention is not limited to the above embodiments, and all technical solutions belonging to the idea of the present invention belong to the protection scope of the present invention, and any minor modifications made without departing from the principle of the present invention still belong to the technical solution scope of the present invention.
Claims (5)
1. A material lifting system in an elevator shaft in a building construction stage is characterized in that: the lifting device mainly comprises a hanging basket (1), a hanging basket counterweight (2), a lifting power system (3), a guide system (4), a brake (5), an opening protection device (6) and an auxiliary device (7), wherein the hanging basket (1) and the hanging basket counterweight (2) are suspended in an elevator shaft through the lifting power system (3) and the guide system (4), and the brake (5) is installed on the hanging basket (1); the hole protecting device (6) is arranged on the outer side of the elevator shaft, and the auxiliary device (7) is arranged at the bottom of the hanging basket (1);
the hanging basket (1) consists of a bearing beam frame (11), a protective guard (12) and a safety door (13), the bearing beam frame (11) consists of a vertical rectangular bearing beam (111) and a horizontal flange fixed bearing platform (112), and diagonal draw ribs (113) are respectively arranged at the upper end of the bearing beam (111) and the front end and the rear end of the bearing platform (112) to form a cable-stayed bridge structure; the guard rail (12) consists of a guard rail upright post (121) and a front handrail (122);
the safety door (13) is in a rotary flat-laying type and comprises a safety door frame (131), door plates (132), door shafts (133), handles (134) and lock cylinders (135), the door shafts (133) are fixed on two sides of the bottom of the safety door frame (131), the door plates (132) and the handles (134) are embedded in the inner side of the upper portion of the safety door frame (131), the lock cylinders (135) are respectively embedded into front handrails (122) on two sides, the door shafts (133) are placed into L-shaped grooves in the bottoms of guard rail upright posts (121) on two sides of the safety door (13), the safety door (13) is externally opened, rotated and lapped on the building ground and used for closing a gap between a hanging basket (1) and a floor slab or can be used as a material transition platform;
the hanging basket counterweight (2) consists of a counterweight block (21), a counterweight frame (22) and a hoisting steel wire rope clamping device (23); the counterweight block (21) is rectangular, two ends of the counterweight block are convex, and the counterweight block (21) is provided with a gripper; the counterweight frame (22) is composed of a bearing frame (221), a clamp connecting plate (222) and rail wheel seats (223), the bearing frame (221) is formed by welding channel steel butt grooves, the clamp connecting plate (222) is fixed in the middle of the bearing frame, the rail wheel seats (223) for mounting three-way rail wheels (45) are arranged at four corners of the bearing frame (221), the counterweight block (21) is obliquely placed in the bearing frame (221), and the convex part is embedded in a groove of the bearing frame (221); the hoisting steel wire rope clamp (23) consists of a lower clamp plate (231) and an upper clamp plate (232), bolt holes and hoisting steel wire rope clamping grooves (233) are formed in the lower clamp plate (231) and the upper clamp plate (232), the hoisting steel wire rope clamping grooves (233) are provided with punctiform protrusions to prevent steel wire ropes from sliding, the lower clamp plate (231) is fixed in the middle of the counterweight frame (22) through bolts, hoisting steel wire ropes (32) penetrate through upper and lower openings of the counterweight frame (22) and the hoisting steel wire rope clamping grooves (233) between the upper clamp plate (232) and the lower clamp plate (231) and are locked by the bolts, the hoisting steel wire rope clamp (23) can flexibly adjust the length of the hoisting steel wire ropes (32) between a hanging basket (1) and a hanging basket counterweight (2), the contact area between the hoisting steel wire rope clamping grooves (233) and the hoisting steel wire ropes (32) is large, the hoisting steel wire ropes (32) cannot be damaged, and frequent disassembly and assembly of a system are facilitated; the auxiliary device (7) comprises an operating platform (71) and a temporary hanging piece (72), wherein the operating platform (71) is formed by longitudinally connecting two longitudinal beams (712) and a bed plate (713) by two platform beam frames (711) transversely fixed on the wall of the elevator shaft and is used for assembling the hanging basket (1) or temporarily parking the hanging basket (1) and the hanging basket counterweight (2) when increasing the lifting height for installation, the platform beam frames (711) are in a door shape, and foot plates are welded at the bottoms of the platform beam frames; the temporary hanging piece (72) is formed by welding hanging lugs outside a flange of the section steel, is fixed on the outer wall of the elevator shaft opening through expansion bolts, is higher than the guide wheel frame (47) and is used for hanging the guide wheel frame (47) and the safety rope of personnel during installation.
2. The material lifting system in the elevator shaft during the construction stage of building as claimed in claim 1, wherein: the lifting power system (3) consists of a winch, a lifting steel wire rope (32) and a lifting hook, the winch (31) is arranged at an underground first-floor lobby, so that the influence of climate is avoided, the movement according to construction conditions is not required, and the installation and the field management are facilitated; the hoist is connected with the hook through a hoisting wire rope (32).
3. The material lifting system in the elevator shaft during the construction stage of building as claimed in claim 1, wherein: the guide system (4) comprises a hanging basket guide rail (41), a bracket (42), a roller guide shoe (43), a counterweight guide rail (44), a rail wheel (45), a guide wheel (46) and a guide wheel frame (47); the support (42) is composed of channel steel buckle welding flange plates, the hanging basket guide rail (41) is fixed on the flange plates of the support (42), and the roller guide shoes (43) are installed at four corners of the bearing beam (111) and can vertically move along the hanging basket guide rail (41); the rail wheels (45) are respectively arranged at four corners of the counterweight frame (22) and can vertically roll along the inner side elevator shaft wall and roll on counterweight guide rails (44) fixed on two sides of the elevator shaft wall, so that the hanging basket counterweight (2) is prevented from being scraped and rubbed to collide with the elevator shaft wall;
the guide wheels (46) are fixed on the elevator shaft wall and the guide wheel frame (47), the movement direction of the hoisting steel wire rope (32) can be adjusted, the guide wheel frame (47) consists of a main frame (471), an adjustable component (472), a main frame support (473), an anti-toppling baffle (474) and a guide wheel seat (475), the front end of the main frame (471) is hinged with the adjustable component (472), the adjustable component (472) can rotate for a certain angle around the main frame (471) and automatically and flatly lean against the elevator shaft wall, and the adjustable component (472) can be in planar contact with the elevator shaft wall to effectively prevent the instability of the main frame and is convenient to install; the rear end of the main frame support (473) is hinged with the hinged single lug (4731) of the main frame support (473), the main frame support (473) is of an angle steel type and can be buckled at a right angle between a lower well wall of an elevator shaft opening and a horizontal floor of a building opening, the elevator shaft opening structure is effectively utilized for quick fixation, and the guide wheel frame can be automatically obliquely positioned on the elevator well wall by the front-end and rear-end double-hinged structure; an anti-falling baffle plate (474) is fixed on a main frame support (473) to prevent the guide wheel frame (47) from falling into an elevator shaft.
4. The material lifting system in the elevator shaft during the construction stage of building as claimed in claim 1, wherein: the brake (5) consists of a brake base (51), a brake block (52), an energy accumulator (53) and a trigger device (54), wherein the brake base (51) is C-shaped, one side of the brake base is provided with a flange hole connected with the bearing beam (111), and two symmetrical sides of the brake base are provided with bolt holes connected with the brake block (52); the brake block (52) consists of a locking block (521), a wedge-shaped friction block (522) and a friction plate (523), the wedge-shaped friction block (522) is in concave-convex butt joint with the inclined surface of the locking block (521), and the friction plate (523) is fixed on the guide surface of the wedge-shaped friction block (522); the energy accumulator (53) consists of an energy accumulator telescopic body (531), an energy accumulator cylinder body (532) and a compression spring (533), the energy accumulator telescopic body (531) is sleeved in the energy accumulator cylinder body (532), the compression spring (533) is clamped in the middle of the energy accumulator telescopic body, and the energy accumulator telescopic body (531) and the energy accumulator cylinder body (532) are respectively provided with a locking lug and locked through a locking bolt; the triggering device (54) is composed of a master control steel wire rope (541), a buffer tension spring (542), a steel wire rope connecting plate (543) and a branch control steel wire rope (544), all the parts are connected in sequence, the buffer tension spring can compensate the locking length and the installation error of the energy accumulator (53) during non-braking, the brake base (51) is in flange connection with the bearing beam (111), two brake blocks (52) are fixed in the brake base (51) in a butt-clamping guide way, one side of the locking block (521) is in bolt connection with the brake base (51), one end of an energy accumulator telescopic body (531) is hinged with the wedge-shaped friction block (522), the other end of the energy accumulator telescopic body is connected with the triggering device (54), an energy accumulator cylinder (532) is hinged with the lower end of the locking block (521), when the steel wire rope is broken, the trigger device (54) transmits a force signal to the energy accumulator (53), and an energy accumulator telescopic body (531) of the energy accumulator (53) tensions or releases a brake block (52) to realize the vertical operation and the emergency brake of the hanging basket (1).
5. The material lifting system in the elevator shaft during the construction stage of building as claimed in claim 1, wherein: the hole protection device (6) comprises an elevator shaft protection door and a protection top plate (61), the elevator shaft protection door is arranged outside the hole of the building elevator shaft door, and the elevator shaft protection door is divided into a rotary elevator shaft protection door and a fixed elevator shaft protection door, so that the elevator shaft protection door and the fixed elevator shaft protection door can be quickly replaced with each other;
the protective top plate (61) is composed of a protective wood plate (611) and a wood plate pressing plate (612), the protective wood plate (611) is placed on the main frame (471) in parallel, and is connected and clamped with the main frame (471) through the wood plate pressing plate (612), working space is effectively protected from running safely, and the protective top plate can also be used as a temporary platform for installing a steel wire rope during system disassembly and assembly.
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| Application Number | Priority Date | Filing Date | Title |
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| CN201910357093.6A CN110092264B (en) | 2019-04-29 | 2019-04-29 | Material lifting system in elevator shaft in building construction stage |
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| CN201910357093.6A CN110092264B (en) | 2019-04-29 | 2019-04-29 | Material lifting system in elevator shaft in building construction stage |
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| CN110092264A CN110092264A (en) | 2019-08-06 |
| CN110092264B true CN110092264B (en) | 2022-04-05 |
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| Publication number | Priority date | Publication date | Assignee | Title |
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| CN110700600A (en) * | 2019-08-24 | 2020-01-17 | 巨人建设集团有限公司 | A panel handling structure for housing construction |
| JP7340025B2 (en) * | 2019-09-17 | 2023-09-06 | 株式会社日立製作所 | construction elevator |
| CN112225113A (en) * | 2020-10-09 | 2021-01-15 | 河南职业技术学院 | Stepping type lifting device used in civil building construction |
| CN114108996B (en) * | 2021-11-26 | 2023-06-06 | 中煤西安设计工程有限责任公司 | Construction device and method for building filling wall without floor bricks |
| CN114735564B (en) * | 2022-03-25 | 2023-03-07 | 东台创跃机电有限公司 | Bearing beam with fracture emergency load bearing function for elevator component and using method of bearing beam |
| CN114890298B (en) * | 2022-05-08 | 2023-05-30 | 长沙曾德国陶瓷艺术有限公司 | Material lifting device for firewood firing kiln |
| CN115009955B (en) * | 2022-06-15 | 2023-03-10 | 珠海洪银建筑工程有限公司 | Elevator well temporary crane with bearing friction torque test |
| CN115613827B (en) * | 2022-12-01 | 2023-04-18 | 北京市第三建筑工程有限公司 | Vertical transportation method for large steel members during floor reconstruction of upper part of existing building |
| CN116873766B (en) * | 2023-07-24 | 2024-04-09 | 安徽宝光特钢集团万里电力铁塔有限公司 | Auxiliary installation lifting device for steel pipe iron tower |
| CN117142298B (en) * | 2023-10-31 | 2023-12-26 | 启东凯顺机械制造有限公司 | Transmission device for building site lifter |
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| US11345571B2 (en) * | 2016-06-30 | 2022-05-31 | Inventio Ag | Rack-and-pinion elevator system having a protective roof |
| CN106553951B (en) * | 2017-01-23 | 2018-07-13 | 荆门创佳机械科技有限公司 | It is a kind of using elevator shaft and the material elevator of guide rail |
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