CN212245836U - 12: 1 traction structure for heavy-load goods elevator - Google Patents
12: 1 traction structure for heavy-load goods elevator Download PDFInfo
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- CN212245836U CN212245836U CN202020825681.6U CN202020825681U CN212245836U CN 212245836 U CN212245836 U CN 212245836U CN 202020825681 U CN202020825681 U CN 202020825681U CN 212245836 U CN212245836 U CN 212245836U
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Abstract
A12: 1 traction structure for a heavy-duty goods elevator relates to the technical field of heavy-duty goods elevators, and comprises a car frame, a bearing assembly and a counterweight assembly, wherein the bearing assembly is arranged above the car frame, the counterweight assembly is arranged on the left side or the right side of the car frame, a car top reverse rope wheel set is arranged at the top of the car frame, a counterweight reverse rope wheel set is arranged at the top of the counterweight assembly, the bearing assembly comprises a traction device, a steel wire rope, an upper layer bearing structure and a lower layer bearing structure, and the lower layer bearing structure is provided with a car top rope winding wheel set and a counterweight rope winding wheel set; upper bearing structure is equipped with first rope hitch plate, and lower floor's bearing structure is equipped with second rope hitch plate, and wire rope's first end is walked around behind the anti-rope wheelset of sedan-chair top and the rope winding wheelset of sedan-chair top and is connected with first rope hitch plate, and wire rope's second end is walked around to counter-rope wheelset and is connected with second rope hitch plate behind the counter-rope wheelset of counter-weight. The total weight of the heavy-duty cargo elevator is dispersed in the upper layer structure and the lower layer structure, the structural stability is improved, and the heavy-duty cargo elevator has good balance performance.
Description
Technical Field
The utility model relates to a heavy load goods lift technical field, especially a12 than 1 structure of towing for heavy load goods lift.
Background
The elevator is as the instrument of perpendicular manned delivery of goods, along with the acceleration of urbanization process and the development of elevator technique, the rising of buildings such as large-scale and high-rise factory building of wholesale and dispose the elevator, along with the floor is higher and the industrialized development, it is also bigger and bigger to the loading capacity requirement of goods elevator, it is also bigger and bigger to the bearing capacity demand of elevator, more and more large-scale equipment, commodity circulation or goods need be carried on the vertical direction, in the present large-tonnage freight elevator, traction system mainly adopts 2: 1 or 4: 1, the traction ratio winding method has higher requirements on the bearing capacity of a host, a safety gear and a guide rail, and also brings unnecessary mechanical loss and electric energy consumption. Therefore, the elevator with the traditional traction ratio structure is only suitable for the elevator with the load capacity not too large, and when a large-tonnage elevator is needed, the existing elevator 2 is adopted: 1 or 4: 1, the main machine, the steel wire rope and the like of the elevator with the traction ratio structure can not meet the use requirements, and a large safety risk exists.
SUMMERY OF THE UTILITY MODEL
To the above defect, the utility model aims to provide a have good balance performance, strengthen the load capacity of heavy load goods lift, very big improvement the life of bearing part tow the structure.
To achieve the purpose, the utility model adopts the following technical proposal: a12: 1 traction structure for a heavy-load goods elevator comprises a car frame, a bearing component and a counterweight component, wherein the bearing component is arranged above the car frame, the counterweight component is arranged on the left side or the right side of the car frame, a car top reverse rope wheel set is arranged at the top of the car frame, a counterweight reverse rope wheel set is arranged at the top of the counterweight component,
the load-bearing assembly comprises a traction device, a steel wire rope, an upper layer load-bearing structure and a lower layer load-bearing structure, wherein the upper layer load-bearing structure is arranged on the upper end surface of the lower layer load-bearing structure, the traction device is installed on the upper layer load-bearing structure, and the lower layer load-bearing structure is provided with a car roof rope winding wheel set and a counterweight rope winding wheel set;
the upper layer of bearing structure is provided with a first rope hitch plate, the lower layer of bearing structure is provided with a second rope hitch plate, the first end of the steel wire rope is connected with the first rope hitch plate after bypassing the car top reverse rope pulley group and the car top rope winding pulley group, and the second end of the steel wire rope is connected with the second rope hitch plate after bypassing the counterweight reverse rope pulley group and the counterweight rope winding pulley group.
Further, the car frame comprises at least 3 groups of car frames which are parallel to each other, each car frame is sequentially arranged at equal intervals, each car frame comprises a front-end car frame and a rear-end car frame, the front-end car frame is arranged at the front end of the car frame, and the rear-end car frame is arranged at the rear end of the car frame;
the car top reverse rope pulley group comprises a first car top reverse rope pulley group and a second car top reverse rope pulley group, the first car top reverse rope pulley group is arranged at the top of the front end car frame, and the second car top reverse rope pulley group is arranged at the top of the rear end car frame.
Further, the lower layer bearing structure comprises a first bearing beam, a second bearing beam and a third bearing beam which are parallel to each other, the first bearing beam is arranged right above the front-end car frame, and the third bearing beam is arranged right above the rear-end car frame;
the car top rope winding wheel set comprises a first car top rope winding wheel set and a second car top rope winding wheel set, the first car top rope winding wheel set is arranged on the first bearing beam, and the second car top rope winding wheel set is arranged on the third bearing beam.
Further, the upper layer bearing structure comprises a fourth bearing beam and a fifth bearing beam which are parallel to each other, and the fourth bearing beam is perpendicular to the first bearing beam;
the traction device is arranged at one end of the fourth bearing beam, and the first rope hitch plate is arranged at the other end of the fourth bearing beam;
and a guide rope wheel set is arranged between the first car top rope winding wheel set and the second car top rope winding wheel set, and the guide rope wheel set is arranged on the fifth bearing beam.
Further, the first car top rope winding wheel set comprises a first car top rope pulley and a second car top rope pulley, the first car top rope pulley set comprises a third car top rope pulley, a fourth car top rope pulley, a fifth car top rope pulley and a sixth car top rope pulley, the second car top rope winding wheel set comprises a seventh car top rope pulley and a eighth car top rope pulley, the second car top rope winding wheel set comprises a ninth car top rope pulley, a tenth car top rope pulley, an eleventh car top rope pulley and a twelfth car top rope pulley, and the guide rope wheel set comprises a first guide rope pulley and a second guide rope pulley;
the first end of the steel wire rope sequentially bypasses the third car top rope pulley, the first car top rope pulley, the fourth car top rope pulley, the fifth car top rope pulley, the second car top rope pulley, the sixth car top rope pulley, the first guide rope pulley, the second guide rope pulley, the ninth car top rope pulley, the seventh car top rope pulley, the tenth car top rope pulley, the eleventh car top rope pulley, the eighth car top rope pulley and the twelfth car top rope pulley.
Furthermore, a counterweight rope sheave beam group is arranged between the first bearing beam and the second bearing beam, the counterweight rope sheave beam group comprises a first counterweight rope sheave beam and a second counterweight rope sheave beam, the counterweight rope winding wheel group comprises a first counterweight rope winding wheel group and a second counterweight rope winding wheel group, the first counterweight rope winding wheel group is arranged on the first counterweight rope sheave beam, and the second counterweight rope winding wheel group is arranged on the second counterweight rope sheave beam;
and a third guide rope wheel is arranged between the first counterweight rope winding wheel group and the second counterweight rope winding wheel group, the third guide rope wheel is arranged on the second bearing beam, and the second rope hitch plate is arranged on the first bearing beam.
Further, the counterweight assembly 3 includes a first counterweight frame and a second counterweight frame, the first counterweight frame is disposed under the first counterweight rope sheave beam, the second counterweight frame is disposed under the second counterweight rope sheave beam, the counterweight reverse rope pulley group includes a first counterweight reverse rope pulley group and a second counterweight reverse rope pulley group, the first counterweight reverse rope pulley group is disposed on the top of the first counterweight frame, and the second counterweight reverse rope pulley group is disposed on the top of the second counterweight frame;
and a fourth guide rope wheel is arranged between the traction device and the first counterweight diversion rope wheel group, and the fourth guide rope wheel is arranged on the fourth bearing beam.
Further, the first counterweight rope sheave group comprises a first counterweight rope sheave, a second counterweight rope sheave and a third counterweight rope sheave, the first counterweight rope sheave group comprises a fourth counterweight rope sheave, a fifth counterweight rope sheave, a sixth counterweight rope sheave and a seventh counterweight rope sheave, the second counterweight rope sheave group comprises an eighth counterweight rope sheave and a ninth counterweight rope sheave, and the second counterweight rope sheave group comprises a tenth counterweight rope sheave and an eleventh counterweight rope sheave;
the second end of the wire rope sequentially bypasses the fourth guide sheave, the fourth counterweight sheave, the first counterweight sheave, the fifth counterweight sheave, the second counterweight sheave, the sixth counterweight sheave, the third counterweight sheave, the seventh counterweight sheave, the third guide sheave, the tenth counterweight sheave, the eighth counterweight sheave, the ninth counterweight sheave, and the eleventh counterweight sheave.
Furthermore, car guide rails are respectively arranged on two sides of each group of car frames, and safety tongs matched with the car guide rails are respectively arranged on two sides of the bottoms of the car frames of each group.
Furthermore, the top and the bottom of each car frame are respectively provided with a guide shoe matched with the car guide rail.
The utility model discloses an embodiment, layered structure about the bearing subassembly adopts, will sedan-chair top rope sheave group sets up at lower floor's bearing structure, will draw gear with first rope hitch plate sets up upper bearing structure, wire rope's first end is walked around sedan-chair top reverse rope wheelset with behind the sedan-chair top rope sheave group with first rope hitch plate is connected, makes the total weight dispersion of heavily carrying goods lift upper strata bearing structure with lower floor's bearing structure improves structural stability, has good balance performance, strengthens the load carrying capacity of heavily carrying goods lift, very big improvement bearing member's life, can the wide application in the middle of the elevator of big tonnage, produce considerable economic value.
Drawings
Fig. 1 is a schematic structural view of an embodiment of the present invention;
fig. 2 is a schematic drawing of a traction structure according to an embodiment of the present invention;
fig. 3 is a schematic roping of a first end of a steel wire rope according to an embodiment of the present invention;
fig. 4 is a schematic roping of the second end of the steel wire rope according to an embodiment of the invention;
fig. 5 is a schematic bottom structure diagram of an embodiment of the present invention.
Wherein: the car frame 1, the car top diverting pulley group 11, the first car top diverting pulley group 111, the third car top pulley A3, the fourth car top pulley a4, the fifth car top pulley A5, the sixth car top pulley A6, the second car top diverting pulley group 112, the ninth car top pulley a9, the tenth car top pulley a10, the eleventh car top pulley a11, the twelfth car top pulley a12, the car frame 12, the front car frame 121, the rear car frame 122, the guide shoe 123, the car rail 124, the safety tongs 125, the bearing assembly 2, the traction device 21, the steel wire rope 22, the upper bearing structure 24, the fourth bearing beam 241, the fifth bearing beam 242, the lower bearing structure 25, the first bearing beam 251, the second bearing beam 252, the third bearing beam 253, the car top diverting pulley group 26, the first car top diverting pulley group 261, the first car top pulley a1, the second car top diverting pulley group 2, the second car top diverting pulley group 7, the eighth car top diverting pulley group 8, the car top diverting pulley group 8, A counterweight roping pulley group 27, a first counterweight sheave group 271, a first counterweight sheave B1, a second counterweight sheave B2, a third counterweight sheave B3, a second counterweight sheave group 272, an eighth counterweight sheave B8, a ninth counterweight sheave B9, a first rope hitch 28, a second rope hitch 29, a guide sheave group 30, a first guide sheave 301, a second guide sheave 302, a third guide sheave 303, a fourth guide sheave 304, a counterweight unit 3, a counterweight diverting sheave group 31, a first counterweight diverting sheave group 311, a fourth counterweight sheave B4, a fifth counterweight sheave B5, a sixth counterweight sheave B6, a seventh counterweight sheave B7, a second counterweight diverting sheave group 312, a tenth counterweight sheave B10, an eleventh counterweight sheave B11, a counterweight sheave beam group 32, a first counterweight sheave beam 321, a second counterweight sheave beam 322, a first counterweight sheave frame 33, and a second counterweight frame 34.
Detailed Description
The technical solution of the present invention is further explained by the following embodiments with reference to the accompanying drawings.
Referring to fig. 1-5, a 12: 1 traction structure for a heavy-duty freight elevator includes a car frame 1, a load-bearing component 2 and a counterweight component 3, wherein the load-bearing component 2 is disposed above the car frame 1, and the counterweight component 3 is disposed on the left side or the right side of the car frame 1, as shown in fig. 1, in this embodiment, the counterweight component 3 is disposed on the right side of the car frame 1. The top of the car frame 1 is provided with a car top reverse rope wheel set 11, the top of the counterweight component 3 is provided with a counterweight reverse rope wheel set 31, the bearing component 2 comprises a traction device 21, a steel wire rope 22, an upper bearing structure 24 and a lower bearing structure 25, the upper bearing structure 24 is arranged on the upper end surface of the lower bearing structure 25, the traction device 21 is installed on the upper bearing structure 24, and the lower bearing structure 25 is provided with a car top rope winding wheel set 26 and a counterweight rope winding wheel set 27; the upper layer bearing structure 24 is provided with a first rope hitch plate 28, the lower layer bearing structure 25 is provided with a second rope hitch plate 29, a first end of the steel wire rope 22 is connected with the first rope hitch plate 28 after bypassing the car top rope diverting pulley group 11 and the car top rope winding pulley group 26, and a second end of the steel wire rope 22 is connected with the second rope hitch plate 29 after bypassing the counterweight rope diverting pulley group 31 and the counterweight rope winding pulley group 27.
The utility model discloses an embodiment, bearing component 2 adopts upper and lower layered structure, will sedan-chair top rope sheave group sets up at lower floor's bearing structure 25, will draw gear 21 with first rope hitch plate 28 sets up upper bearing structure 24, wire rope 22's first end is walked around sedan-chair top rope sheave group 11 with behind the sedan-chair top rope sheave group 26 with first rope hitch plate 28 is connected, makes the total weight dispersion of heavy load goods lift be in upper bearing structure 24 with lower floor's bearing structure 25 improves structural stability, has good balance performance, strengthens the load carrying capacity of heavy load goods lift, very big improvement bearing member's life, can the wide application in the middle of the elevator of big tonnage, produce considerable economic value.
Further, the car frame 1 includes at least 3 sets of car frames 12 that are parallel to each other, and each car frame 12 is set up equidistantly in proper order, as shown in fig. 2, in this embodiment the car frame 1 is set up equidistantly by 4 sets of car frames 12 that are parallel to each other in proper order, through setting up each car frame 12 equidistantly in proper order, do benefit to with the weight of car effectively disperse in each car frame 12, improve structural stability, strengthen the load carrying capacity of heavy load freight elevator, very big improvement bearing member's life. The car frame 1 comprises a front car frame 121 and a rear car frame 122, the front car frame 121 is arranged at the front end of the car frame 1, and the rear car frame 122 is arranged at the rear end of the car frame 1; the car top reverse rope pulley group 11 comprises a first car top reverse rope pulley group 111 and a second car top reverse rope pulley group 112, the first car top reverse rope pulley group 111 is arranged at the top of the front-end car frame 121, and the second car top reverse rope pulley group 112 is arranged at the top of the rear-end car frame 122. The first car top reverse rope pulley set 111 is arranged on the front end car frame 121, the second car top reverse rope pulley set 112 is arranged on the rear end car frame 122, and the car top reverse rope pulley sets 11 are arranged at the front end and the rear end of the car frame 1 respectively in a grouping mode.
Further, the lower layer load-bearing structure 25 includes a first load-bearing beam 251, a second load-bearing beam 252 and a third load-bearing beam 253 which are parallel to each other, and specifically, as shown in fig. 2, the first load-bearing beam 251, the second load-bearing beam 252 and the third load-bearing beam 253 are all composed of two i-shaped steels or channel steels. The first bearing beam 251 is arranged right above the front-end car frame 121, and the third bearing beam 253 is arranged right above the rear-end car frame 122; the car top roping pulley set 26 includes a first car top roping pulley set 261 and a second car top roping pulley set 262, the first car top roping pulley set 261 is disposed on the first bearing beam 251, and the second car top roping pulley set 262 is disposed on the third bearing beam 253. As shown in fig. 2, the first bearing beam 251 is disposed directly above the front-end car frame 121, the third bearing beam 253 is disposed directly above the rear-end car frame 122, and the car top rope winding wheel sets 26 are also disposed in groups on the first bearing beam 251 and the third bearing beam 253, so that the first car top rope winding wheel set 261 and the second car top rope winding wheel set 262 are respectively disposed on the first car top rope return pulley set 111 and the second car top rope return pulley set 112, which facilitates symmetrical transmission of the load of the car frame 1 to two sides of the lower-layer load-bearing structure, improves the stability between the car frame 1 and the lower-layer load-bearing structure 25, has good balance performance, prolongs the service life of the load-bearing member, and facilitates rope winding of the steel wire rope 22, thereby avoiding staggered rope winding.
Further, the upper layer load-bearing structure 24 includes a fourth load-bearing beam 241 and a fifth load-bearing beam 242 that are parallel to each other, and specifically, as shown in fig. 2, the first load-bearing beam 241 and the second load-bearing beam 242 are both composed of two i-beams or two channel beams. The fourth load beam 241 is perpendicular to the first load beam 251; the traction device 21 is arranged at one end of the fourth bearing beam 241, and the first rope hitch plate 28 is arranged at the other end of the fourth bearing beam 241; a guide rope pulley group 30 is arranged between the first car top rope winding pulley group 261 and the second car top rope winding pulley group 262, and the guide rope pulley group 30 is arranged on the fifth bearing beam 242. As shown in fig. 2, the upper layer bearing structure 24 includes the fourth bearing beam 241 and the fifth bearing beam 242 that are parallel to each other, and the fourth bearing beam 241 is perpendicular to the first bearing beam 251, so that the upper layer bearing structure 24 is stably installed on the lower layer bearing structure 25, a well-shaped structure is formed, the load is effectively dispersed on the upper layer bearing structure 24 and the lower layer bearing structure 25, the structural stability is improved, the balance performance is good, the load capacity of the heavy-duty cargo lift is enhanced, and the service life of the bearing component is greatly prolonged. The guide sheave assembly 30 is configured to change a winding direction of the first end of the steel wire rope 22, so that the first end of the steel wire rope 22 can be wound from a front side to a rear side, and a part of a load force is distributed to the fifth load beam 242. The traction device 21 is arranged at one end of the fourth bearing beam 241, the first rope hitch plate 28 is arranged at the other end of the fourth bearing beam 241, the first end portion of the steel wire rope 22 is connected to the fourth bearing beam 241, partial load force is favorably dispersed on the fourth bearing beam 241, symmetrical stress of the upper layer bearing structure 24 is realized, structural stability is improved, and good balance performance is achieved.
Further, the first car top rope sheave group 261 includes a first car top rope sheave a1 and a second car top rope sheave a2, the first car top rope sheave group 111 includes a third car top rope sheave A3, a fourth car top rope sheave a4, a fifth car top rope sheave a5 and a sixth car top rope sheave A6, the second car top rope sheave group 262 includes a seventh car top rope sheave a7 and a second car top rope sheave A8, the second car top rope sheave group 112 includes a ninth car top rope sheave a9, a tenth car top rope sheave a10, an eleventh car top rope sheave a11 and a twelfth car top rope sheave a12, and the guide rope sheave group 30 includes a first guide rope sheave 301 and a second guide rope sheave 302; a first end of the wire rope 22 sequentially passes around the third ceiling sheave A3, the first ceiling sheave a1, the fourth ceiling sheave a4, the fifth ceiling sheave a5, the second ceiling sheave a2, the sixth ceiling sheave A6, the first guide sheave 301, the second guide sheave 302, the ninth ceiling sheave a9, the seventh ceiling sheave a7, the tenth ceiling sheave a10, the eleventh ceiling sheave a11, the eighth ceiling sheave A8, and the twelfth ceiling sheave a 12. As shown in fig. 3, the first end of the wire rope 22 sequentially passes around the third ceiling sheave A3, the first ceiling sheave a1, the fourth ceiling sheave a4, the fifth ceiling sheave a5, the second ceiling sheave a2, the sixth ceiling sheave A6, the first guide sheave 301, the second guide sheave 302, the ninth ceiling sheave a9, the seventh ceiling sheave a7, the tenth ceiling sheave a10, the eleventh ceiling sheave a11, the eighth ceiling sheave A8, and the twelfth ceiling sheave a12, and the load bearing assembly 2 is implemented by using a plurality of sheaves to bear the car frame 1, thereby reducing the load of the traction apparatus 21, and satisfying the requirement that the traction apparatus 21 with a small power can drag a large-load elevator, which is energy-saving and environmentally-friendly, and reduces the load requirement of the wire rope 22.
Further, be equipped with counterweight sheave beam group 32 between first spandrel girder 251 with the second spandrel girder 252, counterweight sheave beam group 32 includes first counterweight sheave beam 321 and second counterweight sheave beam 322, specifically, as shown in fig. 2, counterweight sheave beam group 32 comprises three I-steel or channel-section steel side by side, and the inboard billet constitutes with middle billet first counterweight sheave beam 321, and the billet in the outside constitutes with middle billet second counterweight sheave beam 322. The counterweight roping pulley group 27 comprises a first counterweight roping pulley group 271 and a second counterweight roping pulley group 272, the first counterweight roping pulley group 271 is disposed on the first counterweight sheave beam 321, and the second counterweight roping pulley group 272 is disposed on the second counterweight sheave beam 322; a third guide sheave 303 is provided between the first and second rewinding sheave groups 271 and 272, the third guide sheave 303 is provided on the second bearing beam 252, and the second rope hitch 29 is provided on the first bearing beam 251. As shown in fig. 2, the counterweight rope sheave beam group 32 is disposed between the first bearing beam 251 and the second bearing beam 252 in the lower layer bearing structure 25, the counterweight rope winding wheel groups 27 are installed in the counterweight rope sheave beam group 32 in a grouping manner, the first counterweight rope winding wheel group 271 is disposed on the first counterweight rope sheave beam 321, and the second counterweight rope winding wheel group 272 is disposed on the second counterweight rope sheave beam 322, so that the weight of the counterweight component 3 is dispersed in the counterweight rope sheave beam group 32, the structural stability is improved, the weight of the counterweight component 3 can be enhanced, and the load capacity of the heavy-duty cargo elevator is enhanced.
Further, the counterweight assembly 3 includes a first counterweight frame 33 and a second counterweight frame 34, the first counterweight frame 33 is disposed directly below the first counterweight sheave beam 321, the second counterweight frame 34 is disposed directly below the second counterweight sheave beam 322, the counterweight diverting pulley group 31 includes a first counterweight diverting pulley group 311 and a second counterweight diverting pulley group 312, the first counterweight diverting pulley group 311 is disposed at the top of the first counterweight frame 33, and the second counterweight diverting pulley group 312 is disposed at the top of the second counterweight frame 34; a fourth guide sheave 304 is provided between the hoisting device 21 and the first counterweight sheave group 311, and the fourth guide sheave 304 is provided on the fourth bearing beam 241. As shown in fig. 2, the first counterweight frame 33 and the second counterweight frame 34 are used for placing counterweight, the counterweight assembly 3 adopts a split structure design, the first counterweight frame 33 is disposed under the first counterweight sheave beam 321, the second counterweight frame 34 is disposed under the second counterweight sheave beam 322, the counterweight diversion sheave group 31 is also disposed under the first counterweight sheave beam 33 and the second counterweight frame 34 in groups, which is beneficial for the rope-winding connection between the first counterweight diversion sheave group 311 and the first counterweight diversion sheave group 271, and the rope-winding connection between the second counterweight diversion sheave group 312 and the second counterweight diversion sheave group 272 are beneficial for reasonably dispersing the weight of the counterweight assembly 3 in the lower bearing structure 25, thereby improving the structural stability. The fourth diverting sheave 304 is used to change the roping direction of the wire rope 22, and facilitates the connection of the second end of the wire rope 22 to the first counterweight diverting sheave group 311.
Further, the first counterweight sheave group 271 includes a first counterweight sheave B1, a second counterweight sheave B2, and a third counterweight sheave B3, the first counterweight sheave group 311 includes a fourth counterweight sheave B4, a fifth counterweight sheave B5, a sixth counterweight sheave B6, and a seventh counterweight sheave B7, the second counterweight sheave group 272 includes an eighth counterweight sheave B8 and a ninth counterweight sheave B9, and the second counterweight sheave group 312 includes a tenth counterweight sheave B10 and an eleventh counterweight sheave B11; the second end of the wire rope 22 passes around the fourth guide sheave 304, the fourth counterweight sheave B4, the first counterweight sheave B1, the fifth counterweight sheave B5, the second counterweight sheave B2, the sixth counterweight sheave B6, the third counterweight sheave B3, the seventh counterweight sheave B7, the third guide sheave 303, the tenth counterweight sheave B10, the eighth counterweight sheave B8, the ninth counterweight sheave B9, and the eleventh counterweight sheave B11 in this order. As shown in fig. 4, the second end of the wire rope 22 sequentially passes around the fourth guide sheave 304, the fourth counterweight sheave B4, the first counterweight sheave B1, the fifth counterweight sheave B5, the second counterweight sheave B2, the sixth counterweight sheave B6, the third counterweight sheave B3, the seventh counterweight sheave B7, the third guide sheave 303, the tenth counterweight sheave B10, the eighth counterweight sheave B8, the ninth counterweight sheave B9, and the eleventh counterweight sheave B11, and the load of the counterweight unit 3 is borne by the load bearing unit 2 using a plurality of sheaves, so that the load of the traction apparatus 21 is reduced, and the requirement that the traction apparatus 21 with low power can drag the counterweight unit 3 is satisfied, and the wire rope 22 has a reduced load requirement.
Further, car guide rails 124 are respectively disposed on two sides of each group of car frame 12, and safety tongs 125 matched with the car guide rails 124 are respectively disposed on two sides of the bottom of each group of car frame 12. Specifically, as shown in fig. 5, in this embodiment, the safety tongs 125 are respectively disposed on two sides of the bottom of each group of the car frame 12, and the safety tongs 125 and the car guide rail 124 are used in cooperation, so that 8 safety tongs 125 are linked to protect the elevator from safe operation, and the balance of the stress points of the car is ensured, the elevator operates stably, has good balance performance, and is wear-resistant.
Further, the top and bottom of each set of car frame 12 are respectively provided with guide shoes 123 engaged with the car guide rails 124. Specifically, referring to fig. 1 and 5, the top and the bottom of the car frame 12 are respectively provided with the guide shoes 123, and through the cooperation of the guide shoes 123 and the car guide rail 124, the lifting safety of the elevator is facilitated, the occurrence of blocking and shaking during the operation of the elevator is avoided, and the operation stability of the elevator is improved.
Further, the hoisting device may be a motor, and in this embodiment, a permanent magnet synchronous hoisting machine is used as the hoisting device.
The technical principle of the present invention is described above with reference to specific embodiments. The description is made for the purpose of illustrating the principles of the invention and should not be construed in any way as limiting the scope of the invention. Based on the explanations herein, those skilled in the art will be able to conceive of other embodiments of the present invention without any inventive effort, which would fall within the scope of the present invention.
Claims (10)
1. The utility model provides a12 than 1 structure of towing for heavy load goods lift, includes car frame, bearing component and to heavy subassembly, the bearing component sets up the top of car frame, to heavy subassembly setting left side or right side of car frame, the top of car frame is equipped with the anti-rope wheelset in car top, be equipped with to heavy subassembly top and to anti-rope wheelset, its characterized in that:
the load-bearing assembly comprises a traction device, a steel wire rope, an upper layer load-bearing structure and a lower layer load-bearing structure, wherein the upper layer load-bearing structure is arranged on the upper end surface of the lower layer load-bearing structure, the traction device is installed on the upper layer load-bearing structure, and the lower layer load-bearing structure is provided with a car roof rope winding wheel set and a counterweight rope winding wheel set;
the upper layer of bearing structure is provided with a first rope hitch plate, the lower layer of bearing structure is provided with a second rope hitch plate, the first end of the steel wire rope is connected with the first rope hitch plate after bypassing the car top reverse rope pulley group and the car top rope winding pulley group, and the second end of the steel wire rope is connected with the second rope hitch plate after bypassing the counterweight reverse rope pulley group and the counterweight rope winding pulley group.
2. The 12: 1 hoisting structure for a heavy-duty freight elevator according to claim 1, wherein: the car frame comprises at least 3 groups of car frames which are parallel to each other, each car frame is sequentially arranged at equal intervals and comprises a front-end car frame and a rear-end car frame, the front-end car frame is arranged at the front end of the car frame, and the rear-end car frame is arranged at the rear end of the car frame;
the car top reverse rope pulley group comprises a first car top reverse rope pulley group and a second car top reverse rope pulley group, the first car top reverse rope pulley group is arranged at the top of the front end car frame, and the second car top reverse rope pulley group is arranged at the top of the rear end car frame.
3. The 12: 1 hoisting structure for a heavy-duty freight elevator according to claim 2, wherein: the lower layer bearing structure comprises a first bearing beam, a second bearing beam and a third bearing beam which are parallel to each other, the first bearing beam is arranged right above the front end car frame, and the third bearing beam is arranged right above the rear end car frame;
the car top rope winding wheel set comprises a first car top rope winding wheel set and a second car top rope winding wheel set, the first car top rope winding wheel set is arranged on the first bearing beam, and the second car top rope winding wheel set is arranged on the third bearing beam.
4. The 12: 1 hoisting structure for a heavy-duty freight elevator according to claim 3, wherein: the upper layer bearing structure comprises a fourth bearing beam and a fifth bearing beam which are parallel to each other, and the fourth bearing beam is perpendicular to the first bearing beam;
the traction device is arranged at one end of the fourth bearing beam, and the first rope hitch plate is arranged at the other end of the fourth bearing beam;
and a guide rope wheel set is arranged between the first car top rope winding wheel set and the second car top rope winding wheel set, and the guide rope wheel set is arranged on the fifth bearing beam.
5. The 12: 1 hoisting structure for a heavy-duty freight elevator according to claim 4, wherein: the first car top rope winding wheel set comprises a first car top rope wheel and a second car top rope wheel, the first car top rope winding wheel set comprises a third car top rope wheel, a fourth car top rope wheel, a fifth car top rope wheel and a sixth car top rope wheel, the second car top rope winding wheel set comprises a seventh car top rope wheel and an eighth car top rope wheel, the second car top rope winding wheel set comprises a ninth car top rope wheel, a tenth car top rope wheel, an eleventh car top rope wheel and a twelfth car top rope wheel, and the guide rope wheel set comprises a first guide rope wheel and a second guide rope wheel;
the first end of the steel wire rope sequentially bypasses the third car top rope pulley, the first car top rope pulley, the fourth car top rope pulley, the fifth car top rope pulley, the second car top rope pulley, the sixth car top rope pulley, the first guide rope pulley, the second guide rope pulley, the ninth car top rope pulley, the seventh car top rope pulley, the tenth car top rope pulley, the eleventh car top rope pulley, the eighth car top rope pulley and the twelfth car top rope pulley.
6. The 12: 1 hoisting structure for a heavy-duty freight elevator according to claim 4, wherein: a counterweight rope sheave beam group is arranged between the first bearing beam and the second bearing beam, the counterweight rope sheave beam group comprises a first counterweight rope sheave beam and a second counterweight rope sheave beam, the counterweight rope winding wheel group comprises a first counterweight rope winding wheel group and a second counterweight rope winding wheel group, the first counterweight rope winding wheel group is arranged on the first counterweight rope sheave beam, and the second counterweight rope winding wheel group is arranged on the second counterweight rope sheave beam;
and a third guide rope wheel is arranged between the first counterweight rope winding wheel group and the second counterweight rope winding wheel group, the third guide rope wheel is arranged on the second bearing beam, and the second rope hitch plate is arranged on the first bearing beam.
7. The 12: 1 hoisting structure for a heavy-duty freight elevator according to claim 6, wherein: the counterweight assembly comprises a first counterweight frame and a second counterweight frame, the first counterweight frame is arranged under the first counterweight rope wheel beam, the second counterweight frame is arranged under the second counterweight rope wheel beam, the counterweight reverse rope wheel set comprises a first counterweight reverse rope wheel set and a second counterweight reverse rope wheel set, the first counterweight reverse rope wheel set is arranged at the top of the first counterweight frame, and the second counterweight reverse rope wheel set is arranged at the top of the second counterweight frame;
and a fourth guide rope wheel is arranged between the traction device and the first counterweight diversion rope wheel group, and the fourth guide rope wheel is arranged on the fourth bearing beam.
8. The 12: 1 hoisting structure for a heavy-duty freight elevator according to claim 7, wherein: the first counterweight rope pulley group comprises a first counterweight rope pulley, a second counterweight rope pulley and a third counterweight rope pulley, the first counterweight rope pulley group comprises a fourth counterweight rope pulley, a fifth counterweight rope pulley, a sixth counterweight rope pulley and a seventh counterweight rope pulley, the second counterweight rope pulley group comprises an eighth counterweight rope pulley and a ninth counterweight rope pulley, and the second counterweight rope pulley group comprises a tenth counterweight rope pulley and an eleventh counterweight rope pulley;
the second end of the wire rope sequentially bypasses the fourth guide sheave, the fourth counterweight sheave, the first counterweight sheave, the fifth counterweight sheave, the second counterweight sheave, the sixth counterweight sheave, the third counterweight sheave, the seventh counterweight sheave, the third guide sheave, the tenth counterweight sheave, the eighth counterweight sheave, the ninth counterweight sheave, and the eleventh counterweight sheave.
9. The 12: 1 hoisting structure for a heavy-duty freight elevator according to claim 2, wherein: and the two sides of each group of the car frame are respectively provided with a car guide rail, and the two sides of the bottom of each group of the car frame are respectively provided with a safety gear matched with the car guide rails.
10. The 12: 1 hoisting structure for a heavy-duty freight elevator according to claim 9, wherein: and guide shoes matched with the car guide rails are respectively arranged at the top and the bottom of each car frame.
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| CN202020825681.6U CN212245836U (en) | 2020-05-18 | 2020-05-18 | 12: 1 traction structure for heavy-load goods elevator |
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| Publication number | Priority date | Publication date | Assignee | Title |
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| CN111439657A (en) * | 2020-05-18 | 2020-07-24 | 菱王电梯股份有限公司 | 12: 1 traction structure for heavy-load goods elevator |
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| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111439657A (en) * | 2020-05-18 | 2020-07-24 | 菱王电梯股份有限公司 | 12: 1 traction structure for heavy-load goods elevator |
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Address after: 528225 North Park of Shishan Science and Technology Industrial Park, Shishan town, Nanhai District, Foshan City, Guangdong Province Patentee after: Lingwang Elevator Co.,Ltd. Address before: 528225 North Park of Shishan Science and Technology Industrial Park, Shishan town, Nanhai District, Foshan City, Guangdong Province Patentee before: WINONE ELEVATOR Co.,Ltd. |