CN216687022U - Upper backpack type lifter - Google Patents
Upper backpack type lifter Download PDFInfo
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- CN216687022U CN216687022U CN202122624499.1U CN202122624499U CN216687022U CN 216687022 U CN216687022 U CN 216687022U CN 202122624499 U CN202122624499 U CN 202122624499U CN 216687022 U CN216687022 U CN 216687022U
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Abstract
The utility model discloses an overhead backpack type elevator, which comprises a protective canopy, a traction driving device, a movable workbench, a suspension cage and a counterweight, wherein the elevator is arranged in an elevator shaft of a building; the traction machine is arranged at the upper part of the telescopic top beam, the cage and the balance weight are arranged at the lower part of the telescopic top beam, the balance weight is arranged in a gap between the cage backpack frame and the elevator shaft, the steel wire rope bypasses the traction machine, and two ends of the steel wire rope are respectively connected with the cage and the balance weight; optionally, a compensating chain device is arranged between the suspension cage and the counterweight. Compared with an outdoor elevator, the utility model is less susceptible to environmental factors, and has the advantages of reasonable product structure, convenient adjustment, and safe and reliable use.
Description
Technical Field
The utility model relates to the technical field of constructional engineering equipment, in particular to an upper backpack type lifter.
Background
At present, a construction elevator is generally positioned outside a building and runs up and down by depending on a cage for guiding and supporting people or goods by a standard knot, the outdoor elevator is greatly influenced by weather, the energy consumption of the elevator is high, the running noise is high, and the safety and reliability of the elevator are reduced in the strong wind and thunderstorm weather because the standard knot and the building body are frequently in flexible connection; the whole equipment is outdoors, and the surface protection requirement on the equipment is higher.
SUMMERY OF THE UTILITY MODEL
The utility model aims to solve a plurality of problems caused by the fact that a construction elevator is positioned outside a building, and provides a top-mounted backpack type elevator which is suitable for the building with an elevator shaft, reasonable in structure, safe and reliable.
In order to achieve the purpose, the utility model provides the following technical scheme:
a top-mounted backpack type elevator comprises a protective canopy, a traction driving device, a movable workbench, a suspension cage and a counterweight, wherein the elevator is arranged in an elevator shaft of a building; the traction machine is arranged at the upper part of the telescopic top beam, the cage and the balance weight are arranged at the lower part of the telescopic top beam, the balance weight is arranged in a gap between the cage backpack frame and the elevator shaft, the steel wire rope bypasses the traction machine, and the two ends of the steel wire rope are respectively connected with the cage and the balance weight; the suspension cage and the counterweight further comprise respective suspension devices, and each suspension device comprises a suspension cage guide wheel set; the protective canopy is positioned at the top of the equipment, consists of an anti-falling material layer and a waterproof layer and rises along with the lifting of the building; the lifting cage comprises a backpack frame and a lifting cage body, wherein the backpack frame is of a [ -shape and comprises a vertical beam, an adjusting beam, a supporting beam, a side cross beam, a connecting beam and a bracket beam, the adjusting beam, the supporting beam and the side cross beam are arranged at the upper part and the lower part of the backpack frame, the connecting beam is used for connecting the bracket beam and the side cross beam, the adjusting beam and the supporting beam are connected, the supporting beam and the side cross beam are combined with the vertical beam together to form an integral frame, a plurality of groups of adjusting holes are formed in the adjusting beam, the supporting beam, the side cross beam and the bracket beam, the adjusting beam, the supporting beam, the side cross beam and the bracket beam are combined with each other to realize the adjustment of the transverse and longitudinal length, and a guide wheel fixing plate or a rope head plate fixed by a steel wire rope tail end fixing device is arranged in the middle of the adjusting beam; the counterweight is embedded into a gap between the cage backpack frame and the elevator shaft, a compensation belt device comprising a compensation belt or a compensation chain device comprising a compensation chain is arranged on the cage and the counterweight, and the compensation chain is a chain without an outer coating.
The protective canopy is positioned at the top of the equipment, mainly comprises functional components such as an anti-falling material layer, a waterproof layer, a bearing suspension hook and the like, and rises along with the lifting of a building; the telescopic roof beam is positioned below the protective canopy.
The elevator is positioned in an elevator shaft of a building, the traction machine adopts a permanent magnet synchronous gearless traction machine or a three-phase asynchronous motor, the traction machine directly drags a suspension cage and a balance weight to run up and down alternately through a traction steel wire rope, the steel wire rope can adopt different guide wheel sets according to the requirements of load and speed, winding methods with different proportions (proportion between traction distance and elevator lifting distance) are realized, system load borne by a main shaft bearing of the traction machine is effectively reduced, and the service life of the main shaft bearing is prolonged; the traction machine is positioned above the telescopic top beam, the balance weight is positioned in a gap formed between the lifting cage frame and the elevator shaft, the occupied shaft area is small, the shaft utilization rate is high, and the workload of installation and disassembly is greatly reduced; the rope head at one end of the compensating chain of the steel wire rope or the counterweight is provided with a rope head combination which comprises a tension adjusting device and a steel wire rope elongation fracture protection device, the balance is stored on the first coded disc or the second coded disc through a rope clamp, and the rope clamp has a clamping self-locking function and is a common product in the field.
Optionally, the movable workbench is provided with a telescopic top beam, a protective guard and a detachable jacking lifting device, jacking limiting devices are arranged at two ends of the telescopic top beam, and each jacking limiting device comprises an elastic reset piece, a limiting roller, a telescopic rod and a rotating pin shaft; the detachable jacking and lifting device is fixed above the telescopic roof beam, and the suspension hook of the detachable jacking and lifting device is fixed on the protective roof or the temporary bearing beam. The preferred lifting machine calabash that is equipped with of the jacking hoisting device dismantled of this scheme, the lifting machine calabash can be built to higher floor after with telescopic roof beam promotion suitable position on the protection canopy at elevator well top at the building, and jacking stop device, the process of reducible jacking installation secondary alignment improves jacking efficiency and accuracy.
Optionally, the suspension device of the suspension cage comprises a suspension cage guide wheel set, a guide wheel fixing device, a vibration absorbing pad, a rope blocking device and a guide wheel protective cover which are arranged on the backpack frame; the lifting cage guide wheel set comprises a first coded disc and a first guide wheel arranged at the top of the backpack frame, one end of a steel wire rope for connecting the traction machine and the lifting cage guide wheel set is connected with the first coded disc, the other end of the steel wire rope is connected with the traction machine through a telescopic top beam and the first guide wheel, and the first guide wheel can rotate. The first guide wheel is arranged at the top of the backpack frame and can have a certain rotation angle; in addition, a second guide wheel may be mounted alongside the first guide wheel, both rotatable through the same angle.
Optionally, a third guide wheel group is arranged at the bottom of the backpack frame, the third guide wheel group is composed of a first guide wheel and a second guide wheel which are installed side by side, a rope pressing wheel is optionally arranged between the second guide wheel and the traction machine and used for changing a coating angle of the steel wire rope on a traction wheel of the traction machine, the guide wheel fixing device is formed by combining 4 symmetrically-manufactured 'C' -shaped pieces, a plurality of groups of holes are formed in each 'C' -shaped piece, and the size in the length direction is adjusted by combining the plurality of groups of holes; the rope blocking device is fixed in threaded holes at the wheel shaft end parts of the first guide wheel and the second guide wheel, and the rope blocking device adjusts the rope blocking clearance through a long hole; the vibration absorption pad is provided with a vibration absorption pad fixing plate; the third guide wheel group and the guide wheel fixing device can integrally realize rotation of a limited angle, optionally, the bracket beams at the upper part and the lower part of the backpack frame are provided with auxiliary vertical beam assemblies for enhancing the strength of the backpack frame, and the upper end and the lower end of each auxiliary vertical beam are provided with L-shaped connecting pieces.
Optionally, the suspension cage guide wheel set includes a rewinding guide wheel arranged above the telescopic top beam, and the steel wire rope connecting the traction machine and the suspension cage suspension device winds the rope between the traction machine and the rewinding guide wheel in a reciprocating manner.
Optionally, the cage guide wheel set includes a first code wheel, a fourth guide wheel arranged at the top of the backpack frame, and a fifth guide wheel arranged on the telescopic top beam, one end of the steel wire rope connecting the traction machine and the cage suspension device is connected with the first code wheel after passing through the steel wire rope end locking and fastening device, the other end of the steel wire rope is connected with the traction machine through the telescopic top beam, the fourth guide wheel and the fifth guide wheel, and the steel wire rope is connected with the counterweight suspension device after bypassing the traction machine.
Optionally, a rope pressing wheel is optionally arranged between the fourth guide wheel and the traction machine, and the rope pressing wheel presses the steel wire rope and is used for changing a coating angle of the steel wire rope on the traction wheel. In the scheme, the wrapping angle of the steel wire rope on the traction wheel is changed, a rope pressing wheel can be arranged between the fifth guide wheel and the traction machine, or the steel wire rope between the traction machine and the rewinding guide wheel adopts a rewinding structure.
Optionally, the counterweight side steel wire rope tail end locking and fixing device adopts a wedge-shaped rope head combination to clamp a steel wire rope head, the cage side steel wire rope adopts an easily detachable wedge-shaped sliding groove self-locking rope clamp to clamp the steel wire rope, the rope clamp is fixed on the telescopic top beam, and the allowance of the steel wire rope is stored in the first coded disc.
Optionally, the steel wire rope connecting the traction machine and the suspension cage, and the traction machine and the counterweight adopts a 1:1 or 2:1 or 4:1 winding structure, and preferably adopts a 2:1 winding structure.
Optionally, the counterweight includes a second coded disc and counterweight guide wheels arranged at the top of the counterweight, the counterweight guide wheels are at least one group, one end of a compensation belt or compensation chain connected with the bottom of the counterweight is fixed with the counterweight, the other end of the compensation belt or compensation chain is fixed with the bottom of the backpack frame, the allowance of the compensation belt or compensation chain is stored on the second coded disc, and the second coded disc is fixed with the top of the suspension cage; the compensation belt or the compensation chain on one side of the suspension cage is temporarily fixed on the compensation device by a locking clip or an S-shaped hook, and the compensation belt or the compensation chain on one side of the counterweight is fixed by a U-shaped bolt or a lifting ring. The rope winding mode of the scheme can adopt a 1:1, 2:1 or 4:1 winding scheme according to the requirement; the counterweight of the scheme can be provided with two groups of counterweight diversion sheaves, and the rope is threaded from one side or the middle in a crossed manner according to needs.
In the scheme, a camera and an intelligent human-computer interaction device can be arranged in the suspension cage, and the counterweight can be provided with two groups of counterweight diversion sheaves, and a rope is threaded from one side or the middle in a crossed manner according to needs; in order to improve the safety of the product, various safety devices can be further arranged, for example, a camera and an intelligent human-computer interaction device in the cage are based on an internet of things module and used for monitoring the operation and intelligent control of equipment, the elevator can be provided with an overspeed braking protection device, the speed monitoring device is fixed to the top of the elevator shaft, the tensioning device is fixed to the bottom of the elevator shaft, and the like.
Compared with the prior art, the utility model has the beneficial effects that: locate in building elevator well, be more difficult to receive environmental factor influence than outdoor lift, the product is rational in infrastructure, and the adjustment is convenient, uses safe and reliable.
Drawings
Fig. 1 is a schematic structural view of the backpack frame of the present invention.
Fig. 1a is another structural schematic diagram of the backpack frame of the present invention.
FIG. 1b is a schematic side view of the cage of the present invention.
Fig. 2 is a schematic view of the building installation structure of the utility model.
Fig. 3 is a first structural diagram of the present invention.
Fig. 4 is a second structural diagram of the present invention.
FIG. 5 is a third structural diagram of the present invention.
FIG. 6 is a diagram illustrating a fourth structure of the present invention.
Fig. 7 is a schematic diagram of a fifth structure of the present invention.
Fig. 8 is a schematic diagram of a sixth structure of the present invention.
Fig. 9 is a schematic structural view of the wedge-shaped rope end combination of the utility model.
Fig. 10 is a schematic structural view of the easily detachable self-locking rope clamp of the present invention.
Fig. 11 is a schematic view of a jacking limit structure of the present invention.
FIG. 12 is a schematic view of a locking clip according to the present invention.
FIG. 13 is a schematic view of an S-hook according to the present invention.
In the figure: 1-movable working platform 2-suspension cage 3-counterweight 4-elevator shaft
5-traction machine 6-steel wire rope 11-telescopic roof beam
12-detachable jacking lifting device 13-jacking limiting device
21-backpack frame 22-suspension cage body 23-vertical beam 24-adjusting beam
25-side cross member 26-connecting beam 27-supporting beam 28-bracket beam
29-auxiliary vertical beam assembly 71-first coded disc 72-first guide wheel
73-second guide wheel 74-rope pressing wheel 75-rewinding guide wheel
76-fourth guide wheel 77-fifth guide wheel 78-guide wheel fixing device
79-rope stopping device 80-vibration absorbing pad 81-counterweight guide wheel
82-second coded disc 83-compensating chain 91-wedge-shaped rope end combination
92-quick detachable self-locking rope clip 93-locking clip 94-S-shaped hook.
Detailed Description
The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all embodiments, and all other embodiments obtained by a person of ordinary skill in the art without creative efforts based on the embodiments of the present invention belong to the protection scope of the present invention.
Referring to fig. 1 to 12, the present invention provides a technical solution:
a top-mounted backpack type lifter comprises a protective canopy, a traction driving device, a movable workbench 1, a suspension cage 2 and a balance weight 3, wherein the lifter is arranged in an elevator shaft 4 of a building, the traction driving device comprises a traction machine 5 and a steel wire rope 6, and the movable workbench 1 comprises a telescopic type top beam 11 arranged at the top of the elevator shaft 4; the traction machine 5 is arranged at the upper part of the telescopic roof beam 11, the suspension cage 2 and the counterweight 3 are arranged at the lower part of the telescopic roof beam 11, the counterweight 3 is arranged in a gap between the suspension cage 2 and the elevator shaft 4, the steel wire rope 6 bypasses the traction machine 5, and the two ends of the steel wire rope are respectively connected with the suspension cage 2 and the counterweight 3; the suspension cage 2 and the counterweight 3 also comprise respective suspension devices, and each suspension device comprises a suspension cage guide wheel set; the suspension cage 2 comprises a backpack frame 21 and a suspension cage body 22, the backpack frame 21 is of a [ -type and comprises a vertical beam 23, an adjusting beam 24, a supporting beam 27, a side beam 25, a connecting beam 26 and a bracket beam 28, the upper part and the lower part of the backpack frame 21 are provided with the adjusting beam 24, the supporting beam 27 and the side beam 25, the connecting beam 26 is used for connecting the bracket beam 28 and the side beam 25, the adjusting beam 24 is connected with the supporting beam 27, the side beam 25 and the vertical beam 23 are combined together, so that the backpack frame 21 forms an integral frame, the adjusting beam 24, the supporting beam 27, the side beam 25 and the bracket beam 28 are provided with a plurality of groups of adjusting holes, the adjusting holes are combined with each other to realize the adjustment of the transverse and longitudinal length, and the middle part of the adjusting beam 24 is provided with a rope head plate fixed by a guide wheel fixing plate or a steel wire rope tail end fixing device; the counterweight 3 is embedded in a gap between the knapsack frame 21 of the cage 2 and the elevator shaft 4, a compensation belt device comprising a compensation belt or a compensation chain device comprising a compensation chain is arranged on the cage 2 and the counterweight 3, and the compensation chain is a chain without an outer coating layer.
The protective canopy is positioned at the top of the equipment, consists of an anti-falling material layer and a waterproof layer and rises along with the lifting of the building.
The movable workbench is provided with a telescopic top beam 11, a protective guard and a detachable jacking lifting device 12, jacking limiting devices 13 are arranged at two ends of the telescopic top beam 11, and each jacking limiting device 13 comprises an elastic reset piece, a limiting roller, a telescopic rod and a rotating pin shaft; the detachable jacking and lifting device 12 is fixed above the telescopic roof beam 11, and the suspension hook thereof is fixed on the protective canopy or the temporary bearing beam.
The suspension cage suspension device 7 comprises a suspension cage guide wheel set arranged on the knapsack frame 21, a guide wheel fixing device 78, a vibration absorption pad 80, a rope blocking device 79 and a guide wheel protective cover; the cage guide wheel set comprises a first coded disc 71 and a first guide wheel 72 arranged at the top of the backpack frame 21, one end of a steel wire rope 6 connecting the traction machine 5 and the cage guide wheel set is connected with the first coded disc 71 after passing through a steel wire rope end locking device, the other end of the steel wire rope is connected with the traction machine 5 through the telescopic top beam 11 and the first guide wheel 72, the steel wire rope 6 is connected with a suspension device of the balance weight 3 after passing through the traction machine 5, and finally the steel wire rope is fixed on the telescopic top beam 11 after passing through a steel wire rope end fixing device, and the first guide wheel 72 can rotate.
The bottom of the knapsack frame 21 is provided with a third guide wheel group, the third guide wheel group consists of a first guide wheel 72 and a second guide wheel 73 which are arranged side by side, a rope pressing wheel 74 is arranged between the second guide wheel 73 and the traction machine 5, the rope pressing wheel 74 is used for changing the coating angle of the steel wire rope 6 on the traction wheel of the traction machine 5, the guide wheel fixing device 78 is formed by combining 4 symmetrically-manufactured C-shaped pieces, and the size is adjusted by combining a plurality of groups of holes of the lap joint part; the rope blocking device 79 is fixed in a threaded hole at the end part of the guide wheel shaft, and the rope blocking device 79 adjusts the rope blocking clearance through a long hole; vibration-absorbing pad fixing plates are arranged on both sides of the vibration-absorbing pad 80; the third guide wheel group and the guide wheel fixing device 78 can realize the rotation of limited angle integrally, the bracket beam 28 at the upper part and the lower part of the backpack frame 21 is provided with an auxiliary vertical beam assembly 29 for strengthening the strength of the backpack frame, and the upper end and the lower end of the auxiliary vertical beam 29 are provided with L-shaped connecting pieces.
The cage guide wheel set comprises a rewinding guide wheel 75 arranged above the telescopic top beam 11, and a steel wire rope 6 for connecting the traction machine 5 and the cage suspension device 7 is wound between the traction machine 5 and the rewinding guide wheel 75 in a reciprocating manner.
The cage guide wheel set comprises a first coded disc 71, a fourth guide wheel 76 arranged at the top of the backpack frame 21 and a fifth guide wheel 77 arranged on the telescopic top beam 11, one end of a steel wire rope 6 for connecting the traction machine 5 and the cage suspension device 7 is connected with the first coded disc 71 after passing through a steel wire rope tail end locking and fastening device, the other end of the steel wire rope is connected with the traction machine 5 through the telescopic top beam 11, the fourth guide wheel 76 and the fifth guide wheel 77, and the steel wire rope 6 is connected with the counterweight suspension device 8 after bypassing the traction machine 5; a rope pressing wheel 74 is provided between the fifth guide wheel 77 and the traction machine 5 for changing the coating angle of the wire rope on the traction sheave.
The tail end locking and fixing device of the steel wire rope 6 on the side of the balance weight 3 adopts a wedge-shaped rope head combination 91 to clamp a steel wire rope head, the steel wire rope 6 on the side of the suspension cage 2 adopts a self-locking rope clamp 92 of a readily detachable wedge-shaped chute to clamp the steel wire rope 6, the rope clamp is fixed on the telescopic top beam 11, and the allowance of the steel wire rope 6 is stored in a first coded disc 71.
As shown in fig. 3, the cage guide wheel set includes a first guide wheel 72 and a second guide wheel 73 provided on both sides of the bottom of the backpack frame 21, one end of the wire rope 6 connecting the traction machine 5 and the cage suspension device 7 is connected to the first code wheel 71, the other end is connected to the traction machine 5 through the telescopic top beam 11, the first guide wheel 72, and the second guide wheel 73, and the wire ropes 6 on both sides of the first guide wheel 72 and the second guide wheel 73 are in a vertical state.
As shown in fig. 8, the cage guide wheel set includes a first guide wheel 72 and a second guide wheel 73 provided on both sides of the top of the backpack frame 21, one end of the wire rope 6 connecting the traction machine 5 and the cage suspension device 7 is connected to the first code wheel 71, the other end is connected to the traction machine 5 through the telescopic top beam 11, the first guide wheel 72, and the second guide wheel 73, and the wire ropes on both sides of the first guide wheel 72 and the second guide wheel 73 are in a vertical state.
As shown in fig. 4, the first guide wheel 72 and the second guide wheel 73 are provided at the bottom of the backpack frame 21, the rope pressing wheel 74 is provided between the second guide wheel 73 and the hoisting machine 5, and the rope pressing wheel 74 presses the wire rope 6.
As shown in fig. 6, the cage guide pulley set includes a rewinding guide pulley 75 provided above the telescopic top beam, and the wire rope 6 connecting the traction machine 5 and the cage suspension device 7 has a rewinding structure between the traction machine 5 and the rewinding guide pulley 75.
As shown in fig. 7, the cage guide wheel set includes a third guide wheel 76 provided at the top of the backpack frame 21 and a fourth guide wheel 77 provided at the telescopic top beam 11, one end of the wire rope 6 connecting the traction machine 5 and the cage suspension device 7 is connected to the first code wheel 71, the other end is connected to the traction machine 5 through the telescopic top beam 11, the third guide wheel 76 and the fourth guide wheel 77, the wire ropes at both sides of the third guide wheel 76 are in a vertical state, and the traction machine 5 and the fourth guide wheel 77 are in a rewinding structure.
As shown in fig. 5, a sheave 74 is provided between the fourth guide sheave 77 and the hoisting machine 5, and the sheave 74 presses the wire rope 6.
A rewinding structure is provided between the fourth guide pulley 77 and the hoisting machine 5.
As shown in fig. 3-8, a steel wire rope 6 for connecting the traction machine 5 with the suspension cage 2 and the traction machine 5 with the counterweight 3 adopts a winding structure of 1:1 or 2:1 or 4:1, and preferably adopts a 2:1 winding structure; the balance weight mechanism comprises a second code wheel 82 and balance weight guide wheels 81 arranged at the top of the balance weight 3, wherein at least one group of the balance weight guide wheels 81 is provided, one end of a compensation chain 83 connected with the bottom of the balance weight 3 is fixed on the balance weight 3, the other end of the compensation chain is fixed at the bottom of the backpack frame 21, the allowance of the compensation chain 83 is stored on the second code wheel 82, and the second code wheel 82 is fixed at the top of the suspension cage 2; the compensating chain 83 is temporarily fixed to the compensating device using a latching clip 93 or an S-hook 94.
Referring to fig. 2-7, the steel wire rope 6 for connecting the traction machine 5 and the suspension cage 2, and the traction machine 5 and the counterweight 3 adopts a winding structure of 1:1 or 2:1 or 4:1, and comprises a counterweight guide wheel 81 arranged at the top of the counterweight 3 and a second coded disc 82 connected with the bottom of the counterweight 3, wherein the second coded disc 82 is connected with the bottom of the counterweight 3 through a compensation chain 83, one end of the steel wire rope 6 for connecting the traction machine 5 and the counterweight 3 is connected with the traction machine 5, and the other end of the steel wire rope bypasses the counterweight guide wheel 81 and is fixed with the telescopic overhead beam 11.
The specific using process is as follows: after the elevator is assembled in the elevator shaft 4 of the building, the traction machine 5 directly drags the cage 2 and the counterweight 3 to run up and down alternately through the traction steel wire rope 6, the steel wire rope 6 can adopt different guide wheel sets according to the requirements of load and speed, winding methods with different proportions (proportion between traction distance and elevator lifting distance) are realized, the system load borne by a main shaft bearing of the traction machine 5 is effectively reduced, and the service life of the traction machine is prolonged;
can dismantle jacking hoisting device 12, can build higher floor after at the building, promote telescopic roof beam 11 to suitable position, and jacking stop device 13, the process of reducible jacking installation secondary alignment improves jacking efficiency and accuracy.
Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the utility model, the scope of which is defined in the appended claims and their equivalents.
Claims (10)
1. The utility model provides an overhead knapsack formula lift, includes protection canopy, tows drive arrangement, movable workstation, cage, counter weight, and in the building elevator well was located to the lift, its characterized in that: the traction driving device comprises a traction machine and a steel wire rope, and the movable workbench comprises a telescopic top beam arranged at the top of an elevator shaft; the traction machine is arranged at the upper part of the telescopic top beam, the cage and the balance weight are arranged at the lower part of the telescopic top beam, the balance weight is arranged in a gap between the cage and an elevator shaft, the steel wire rope bypasses the traction machine, and the two ends of the steel wire rope are respectively connected with the cage and the balance weight; the suspension cage and the balance weight are respectively provided with a suspension device, and the suspension device of the suspension cage comprises a suspension cage guide wheel set;
the protective canopy is positioned at the top of the equipment, consists of an anti-falling material layer and a waterproof layer and rises along with the lifting of the building;
the lifting cage comprises a backpack frame and a lifting cage body, wherein the backpack frame is of a [ -shape and comprises a vertical beam, an adjusting beam, a supporting beam, a side cross beam, a connecting beam and a bracket beam, the adjusting beam, the supporting beam and the side cross beam are arranged at the upper part and the lower part of the backpack frame, the connecting beam is used for connecting the bracket beam and the side cross beam, the adjusting beam and the supporting beam are connected, the supporting beam and the side cross beam are combined with the vertical beam together to form an integral frame, a plurality of groups of adjusting holes are formed in the adjusting beam, the supporting beam, the side cross beam and the bracket beam, the adjusting beam, the supporting beam, the side cross beam and the bracket beam are combined with each other to realize the adjustment of the transverse and longitudinal length, and a guide wheel fixing plate or a rope head plate fixed by a steel wire rope tail end fixing device is arranged in the middle of the adjusting beam;
the counterweight is embedded in a gap between the suspension cage backpack frame and the elevator shaft, a compensation belt device comprising a compensation belt or a compensation chain device comprising a compensation chain is arranged on the suspension cage and the counterweight, and the compensation chain is a chain without an outer coating.
2. An overhead backpack lift as set forth in claim 1 wherein: the movable workbench is provided with a telescopic top beam, a protective guard and a detachable jacking lifting device, jacking limiting devices are arranged at two ends of the telescopic top beam, and each jacking limiting device comprises an elastic reset piece, a limiting roller, a telescopic rod and a rotating pin shaft; the detachable jacking and lifting device is fixed above the telescopic roof beam, and the suspension hook of the detachable jacking and lifting device is fixed on the protective roof or the temporary bearing beam.
3. An overhead backpack lift as set forth in claim 1 wherein: the suspension cage suspension device comprises a suspension cage guide wheel set, a guide wheel fixing device, a vibration absorption pad, a rope blocking device and a guide wheel protective cover which are arranged on the backpack frame; the lifting cage guide wheel set comprises a first coded disc and a first guide wheel arranged at the top of the backpack frame, one end of a steel wire rope connecting the traction machine and the lifting cage guide wheel set is connected with the first coded disc after passing through a steel wire rope end locking device, the other end of the steel wire rope is connected with the traction machine through a telescopic top beam and the first guide wheel, the steel wire rope is connected with the suspension device of the counterweight after passing through the traction machine, and finally the steel wire rope is fixed on the telescopic top beam after passing through a steel wire rope end fixing device, and the first guide wheel can rotate.
4. An overhead backpack lift as set forth in claim 1 wherein: the bottom of the backpack frame is provided with a third guide wheel group and a guide wheel fixing device, the third guide wheel group consists of a first guide wheel and a second guide wheel which are arranged side by side, a rope pressing wheel is arranged between the second guide wheel and the traction machine and used for changing the coating angle of the steel wire rope on the traction wheel of the traction machine, the guide wheel fixing device is formed by combining 4 symmetrically-manufactured C-shaped pieces, and the size is adjusted by combining a plurality of groups of holes of an overlap joint part; the rope blocking device is fixed in a threaded hole at the end part of the guide wheel shaft, and the rope blocking device adjusts the clearance of the blocking rope through a long hole; the two sides of the vibration absorption pad are provided with a vibration absorption pad fixing plate; the third guide wheel group and the guide wheel fixing device can integrally rotate in a limited angle; the bracket beams at the upper part and the lower part of the backpack frame are provided with auxiliary vertical beam components for enhancing the strength of the backpack frame, and the upper end and the lower end of the auxiliary vertical beam are provided with L-shaped connecting pieces.
5. An overhead backpack lift as set forth in claim 4 wherein: the cage guide wheel set comprises a rewinding guide wheel arranged above the telescopic top beam, and a steel wire rope connected with the traction machine and the cage suspension device winds between the traction machine and the rewinding guide wheel in a reciprocating manner.
6. An overhead backpack lift as set forth in claim 1 wherein: the cage guide wheel set comprises a first coded disc, a fourth guide wheel and a fifth guide wheel, the fourth guide wheel is arranged at the top of the backpack frame, the fifth guide wheel is arranged on the telescopic top beam, one end of a steel wire rope for connecting the traction machine and the cage suspension device is connected with the first coded disc after passing through the steel wire rope tail end locking and fastening device, the other end of the steel wire rope is connected with the traction machine through the telescopic top beam, the fourth guide wheel and the fifth guide wheel, and the steel wire rope is connected with the counterweight suspension device after bypassing the traction machine.
7. An overhead backpack lift as set forth in claim 6 wherein: and a rope pressing wheel is arranged between the fifth guide wheel and the traction machine and is used for changing the coating angle of the steel wire rope on the traction wheel.
8. An overhead backpack lift as set forth in claim 6 wherein: the locking and fixing device for the tail end of the steel wire rope on the counterweight side is characterized in that a wedge-shaped rope head is combined to clamp the rope head of the steel wire rope, the steel wire rope on the cage side is self-locked by a rope clamp through a readily detachable wedge-shaped chute to clamp the steel wire rope, the rope clamp is fixed on the telescopic top beam, and the allowance of the steel wire rope is stored in a first coded disc.
9. An overhead backpack lift as set forth in claim 1 wherein: and the steel wire rope for connecting the traction machine with the suspension cage and the traction machine with the counterweight adopts a winding structure of 1:1 or 2:1 or 4: 1.
10. An overhead backpack lift as set forth in claim 1 or 9 wherein: the balance weight comprises a second coded disc and balance weight guide wheels arranged at the top of the balance weight, at least one group of balance weight guide wheels are arranged, one end of a compensation belt or compensation chain connected with the bottom of the balance weight is fixed with the balance weight, the other end of the compensation belt or compensation chain is fixed with the bottom of the backpack frame, the allowance of the compensation belt or compensation chain is stored on the second coded disc, and the second coded disc is fixed with the top of the suspension cage; the compensation belt or the compensation chain on one side of the suspension cage is temporarily fixed on the compensation device by a locking clip or an S-shaped hook, and the compensation belt or the compensation chain on one side of the counterweight is fixed by a U-shaped bolt or a lifting ring.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202122624499.1U CN216687022U (en) | 2021-10-29 | 2021-10-29 | Upper backpack type lifter |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202122624499.1U CN216687022U (en) | 2021-10-29 | 2021-10-29 | Upper backpack type lifter |
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| Publication Number | Publication Date |
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| Publication number | Priority date | Publication date | Assignee | Title |
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| CN114988253A (en) * | 2022-06-14 | 2022-09-02 | 运达建筑科技江苏有限公司 | Overhead hoistway elevator |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
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| CN114988253A (en) * | 2022-06-14 | 2022-09-02 | 运达建筑科技江苏有限公司 | Overhead hoistway elevator |
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Effective date of registration: 20230907 Address after: 313030 Lianyi Road North Xicheng Road East, Nanxun Economic Development Zone, Huzhou City, Zhejiang Province Patentee after: TOPALL ELEVATOR (CHINA) Co.,Ltd. Address before: Room 101, building 1, no.2-6, Guangfu West Road, Heshan Town, Tongxiang City, Jiaxing City, Zhejiang Province, 314500 Patentee before: Zhejiang Banmen Machinery Technology Co.,Ltd. |