CN110668290A - Bow-shaped elevator bearing structure - Google Patents
Bow-shaped elevator bearing structure Download PDFInfo
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- CN110668290A CN110668290A CN201910880559.0A CN201910880559A CN110668290A CN 110668290 A CN110668290 A CN 110668290A CN 201910880559 A CN201910880559 A CN 201910880559A CN 110668290 A CN110668290 A CN 110668290A
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- bearing beam
- bearing
- car top
- wheel position
- top wheel
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- 229910000831 Steel Inorganic materials 0.000 claims abstract description 17
- 239000010959 steel Substances 0.000 claims abstract description 17
- 238000004804 winding Methods 0.000 claims description 9
- 238000009434 installation Methods 0.000 claims description 7
- 230000000903 blocking effect Effects 0.000 claims description 6
- 230000003014 reinforcing effect Effects 0.000 claims description 5
- 230000001681 protective effect Effects 0.000 claims description 4
- 230000002349 favourable effect Effects 0.000 abstract description 3
- 238000000034 method Methods 0.000 description 5
- 230000008569 process Effects 0.000 description 3
- 230000009286 beneficial effect Effects 0.000 description 2
- 230000007547 defect Effects 0.000 description 2
- 230000000694 effects Effects 0.000 description 2
- 230000006872 improvement Effects 0.000 description 2
- 230000002159 abnormal effect Effects 0.000 description 1
- 230000002457 bidirectional effect Effects 0.000 description 1
- 230000017525 heat dissipation Effects 0.000 description 1
- 230000002452 interceptive effect Effects 0.000 description 1
- 230000009191 jumping Effects 0.000 description 1
- 238000012423 maintenance Methods 0.000 description 1
- 239000000463 material Substances 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 230000007306 turnover Effects 0.000 description 1
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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
- B66B11/0035—Arrangement of driving gear, e.g. location or support
- B66B11/0045—Arrangement of driving gear, e.g. location or support in the hoistway
-
- 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
- B66B11/04—Driving gear ; Details thereof, e.g. seals
- B66B11/043—Driving gear ; Details thereof, e.g. seals actuated by rotating motor; Details, e.g. ventilation
-
- 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
- B66B11/04—Driving gear ; Details thereof, e.g. seals
- B66B11/08—Driving gear ; Details thereof, e.g. seals with hoisting rope or cable operated by frictional engagement with a winding drum or sheave
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B66—HOISTING; LIFTING; HAULING
- B66B—ELEVATORS; ESCALATORS OR MOVING WALKWAYS
- B66B17/00—Hoistway equipment
- B66B17/12—Counterpoises
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B66—HOISTING; LIFTING; HAULING
- B66B—ELEVATORS; ESCALATORS OR MOVING WALKWAYS
- B66B7/00—Other common features of elevators
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B66—HOISTING; LIFTING; HAULING
- B66B—ELEVATORS; ESCALATORS OR MOVING WALKWAYS
- B66B7/00—Other common features of elevators
- B66B7/06—Arrangements of ropes or cables
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
- F16F—SPRINGS; SHOCK-ABSORBERS; MEANS FOR DAMPING VIBRATION
- F16F15/00—Suppression of vibrations in systems; Means or arrangements for avoiding or reducing out-of-balance forces, e.g. due to motion
- F16F15/02—Suppression of vibrations of non-rotating, e.g. reciprocating systems; Suppression of vibrations of rotating systems by use of members not moving with the rotating systems
- F16F15/04—Suppression of vibrations of non-rotating, e.g. reciprocating systems; Suppression of vibrations of rotating systems by use of members not moving with the rotating systems using elastic means
- F16F15/08—Suppression of vibrations of non-rotating, e.g. reciprocating systems; Suppression of vibrations of rotating systems by use of members not moving with the rotating systems using elastic means with rubber springs ; with springs made of rubber and metal
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- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Civil Engineering (AREA)
- Structural Engineering (AREA)
- General Engineering & Computer Science (AREA)
- Chemical & Material Sciences (AREA)
- Combustion & Propulsion (AREA)
- Physics & Mathematics (AREA)
- Acoustics & Sound (AREA)
- Aviation & Aerospace Engineering (AREA)
- Lift-Guide Devices, And Elevator Ropes And Cables (AREA)
Abstract
The invention relates to the technical field of elevator equipment, in particular to a bow-shaped elevator bearing structure which comprises a main bearing assembly, an auxiliary bearing assembly and a steel wire rope, wherein the main bearing assembly and the auxiliary bearing assembly are respectively arranged on two sides of a lift car for load use, the main bearing assembly is provided with a first bearing beam for mounting a traction machine and a rope hitch plate, the first bearing beam is provided with a counterweight sheave position matched with counterweight for use, the middle part of the first bearing beam is connected with a second bearing beam parallel to the first bearing beam, and the auxiliary bearing assembly is provided with a third bearing beam parallel to the second bearing beam. The traction device can meet the traction requirement of the machine-room-less cargo elevator with more than 9 tons, so that the lift car is always kept in a superior balance state under a large load, the use experience of a user is improved, and the traction device has a stable structure, high safety coefficient, excellent balance performance and traction capacity, and is favorable for generating considerable economic value.
Description
Technical Field
The invention relates to the technical field of elevator equipment, in particular to a bow-shaped elevator bearing structure.
Background
The elevator needs to have a stable weight balance system in the operation process, and the bearing structure is one of the important design links of the elevator balance system, is related to the normal, stable and continuous operation of the elevator, and is an important guarantee for the operation safety of the elevator. The power is provided by the hauler on arranging bearing structure in when elevator operation, the hauler is influencing the functioning speed and the bearing capacity of elevator, because the hauler is installed on the spandrel girder, when the connection between with the bearing frame is firm inadequately, in addition the host computer bears great power, can cause the bearing frame not hard up, the deformation, elevator lift in-process produces abnormal sound and security and reduces, but present domestic hauler bearing range is less, along with the continuous extension of elevator application range and occasion, the continuous renewal of large-scale storage equipment, the market hopes that the elevator can possess bigger bearing capacity. For the elevator without a machine room, along with the increasing of tonnage, the requirement on the matching of a bearing beam and a traction machine is higher and higher, the existing large-load elevator without a machine room, which is more than 9 tons in the market, is very difficult to have good balance, the problems of shaking and inclining during heavy load generally exist, so that the stability of the bearing structure meeting the requirement of the large tonnage also has huge examination, and the improvement on the existing bearing structure is urgently needed for ensuring the safe operation of the elevator.
Disclosure of Invention
One of the purposes of the invention is to provide a bearing structure of a Chinese character bow-shaped elevator, which has the advantages of stable structure, high safety coefficient and good balance effect and can meet the requirements of a machine-room-free freight elevator with more than 9 tons, aiming at the defects and the defects of the prior art.
The technical scheme of the invention is as follows:
the bow-shaped elevator bearing structure is arranged above a lift car and comprises a main bearing component, an auxiliary bearing component and a steel wire rope, the main bearing component and the auxiliary bearing component are respectively arranged on two sides of the lift car for load use, the main bearing component is provided with a first bearing beam for installing a traction machine and a rope hitch plate, the first bearing beam is provided with a counterweight diversion sheave position matched with counterweight for use, the middle part of the first bearing beam is connected with a second bearing beam parallel to the first bearing beam, the auxiliary bearing assembly is provided with a third bearing beam parallel to the second bearing beam, the second bearing beam and the third bearing beam are higher than the first bearing beam, a first car top wheel position and a third car top wheel position are sequentially arranged on the third bearing beam from front to back, and a second car top wheel position which is aligned with the position between the first car top wheel position and the third car top wheel position is arranged on the second bearing beam.
Preferably, the first car top wheel position, the second car top wheel position and the third car top wheel position are respectively provided with at least two car top rope wheels, and the installation distance of the two car top rope wheels is adjustable and arranged on the bearing beam.
Preferably, the mounting position of the rope hitch plate on the first bearing beam and the third car top wheel position on the third bearing beam are transversely aligned, and the mounting position of the traction machine on the first bearing beam and the first car top wheel position on the third bearing beam are transversely aligned.
Preferably, the steel wire rope is led out from a rope hitch plate on the first bearing beam in sequence, and then transversely bypasses the car downwards, longitudinally bypasses the first car top wheel position upwards, transversely bypasses the car downwards, longitudinally bypasses the second car top wheel position upwards, transversely bypasses the car downwards, longitudinally bypasses the third car top wheel position upwards, transversely bypasses the car downwards, and is upwards connected with a traction machine to form a bow winding structure.
Preferably, the first car top wheel position, the second car top wheel position, the third car top wheel position and the counterweight reverse rope wheel position are respectively provided with a protective wheel cover which is independently corresponding to the front, the rear, the left, the right and the upper shelters of the rope wheel, and a connecting cover is arranged between the adjacent protective wheel covers.
Preferably, the protection wheel cover and the connecting cover are formed by splicing a plurality of independent panels respectively, and the panels can be detached independently.
Preferably, the two ends of the second bearing beam are respectively fixed on the upper part of the first bearing beam through transverse channel steel, and a reinforcing plate used for connecting the bottom of the second bearing beam is arranged on the side, close to the second bearing beam, of the first bearing beam.
Preferably, two sides of the first car top wheel position, the second car top wheel position, the third car top wheel position and the counterweight reverse rope wheel position are respectively provided with a rope blocking angle steel, and the rope blocking angle steel is fixed on the bearing beam through a bolt structure.
The invention has the beneficial effects that: the arched elevator bearing structure has a stable stress structure by aligning the second car top wheel position between the first car top wheel position and the third car top wheel position, and forming an arched winding by matching the aligning arrangement of the rope hitch plate and the traction machine, thereby meeting the traction requirement of the elevator without machine room and carrying goods of more than 9 tons, leading the lift car to be always kept in a superior balance state under large load, being beneficial to improving the running stability of the elevator, and the longitudinal winding and the transverse winding which are parallel to each other and have the same function are vertical to each other, the application of the bow-shaped structure shares the stress of the adjacent stress positions with each other, the vibration of the cage body in the front and back in the process of entering and exiting people and goods is reduced, the use experience of users is improved, the traction device has the advantages of stable structure, high safety coefficient, excellent balance performance and traction capacity, and is favorable for generating considerable economic value.
Drawings
Fig. 1 is a schematic perspective view of a bow-shaped elevator load bearing structure according to an embodiment of the present invention;
fig. 2 is a schematic perspective view of another angle of a bowed elevator load bearing structure in accordance with an embodiment of the present invention;
fig. 3 is a schematic view of a bow elevator load bearing structure installation according to an embodiment of the present invention;
figure 4 is a schematic view of the connection of a main load bearing member to a wireline in accordance with an embodiment of the present invention;
figure 5 is a schematic view of the connection of a secondary load bearing member to a wireline in accordance with an embodiment of the invention.
Detailed Description
The technical solutions in the embodiments of the present invention are 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. All other embodiments, which can be derived by a person skilled in the art from the embodiments of the present invention without making any creative effort, shall fall within the protection scope of the present invention.
As shown in fig. 1 to 5, the bow-shaped elevator load bearing structure in the embodiment of the present invention is installed above a car 1, and includes a main load bearing assembly 2, an auxiliary load bearing assembly 3, and a steel wire rope 4, the main load bearing assembly 2 and the auxiliary load bearing assembly 3 are respectively disposed on two sides of the car 1 for load use, the main load bearing assembly 2 has a first load bearing beam 22 on which a traction machine 20 and a rope hitch plate 21 are mounted, a counterweight sheave position 23 matched with a counterweight is disposed on the first load bearing beam 22, a second load bearing beam 24 parallel to the first load bearing beam 22 is connected to the middle of the first load bearing beam 22, the auxiliary load bearing assembly 3 has a third load bearing beam 30 parallel to the second load bearing beam 24, the third load bearing beam 30 has the same length as the first load bearing beam 22, the second load bearing beam 24 and the third load bearing beam 30 are higher than the first load bearing beam 22, the third load bearing beam 30 is sequentially provided with a first car top wheel position 51 and a third car top wheel position 53 from front to back, a bidirectional speed governor 31 is arranged between a first car top wheel position 51 and a third car top wheel position 53 on a third bearing beam 30, a second car top wheel position 52 which is aligned with the first car top wheel position 51 and the third car top wheel position 53 is arranged on a second bearing beam 24, the installation position of a rope hitch plate 21 on the first bearing beam 22 and the third car top wheel position 53 on the third bearing beam 30 are transversely aligned, the installation position of a tractor 20 on the first bearing beam 22 and the first car top wheel position 51 on the third bearing beam 30 are transversely aligned, a cushion rubber and a backing plate assembly are arranged between the tractor 20 and the first bearing beam 22, a triangular alignment relation is formed between the first car top wheel position 51 and the third car top wheel position 53 by aligning the second car top wheel position 52, a stable stress structure is provided, and the steel wire rope 4 is sequentially led out from the rope hitch plate 21 on the first bearing beam 22 to transversely bypass the car 1 downwards, The elevator car structure is characterized in that the elevator car structure upwards and longitudinally bypasses a first car top wheel position 51, downwards and transversely bypasses the car 1, upwards and longitudinally bypasses a second car top wheel position 52, downwards and transversely bypasses the car 1, upwards and longitudinally bypasses a third car top wheel position 53, downwards and transversely bypasses the car 1, and upwards is connected with a traction machine 20 to form a bow winding structure, the first car top wheel position 51, the second car top wheel position 52 and the third car top wheel position 53 are in a symmetrical structure by using the central line of the car 1, and simultaneously 8 stress points on the car 1 can be uniformly distributed by adjusting the distance according to different depths of the car 1, so that the structural design is more reasonable, the traction requirement of the elevator without a machine room for carrying goods of more than 9 tons can be met, the car 1 is always kept in a superior balance state under heavy load, and the running stability of the elevator is improved.
In this embodiment, at least two car top rope wheels 54 are respectively installed on the first car top wheel position 51, the second car top wheel position 52 and the third car top wheel position 53, the installation distance of the two car top rope wheels 54 is adjustable and arranged on the bearing beam, the number of the corresponding car top rope wheels 54 can be increased according to the length requirement of the car top wheel positions, the stress surface is improved, and the amplitude is reduced.
Further, the second spandrel girder 24 on this structure is higher than first spandrel girder 22 for second sedan-chair top wheel position 52 produces dislocation from top to bottom on the counter-weight rope wheel position 23 on the first spandrel girder 22 and the second spandrel girder 24, realizes that main bearing assembly 2 mounted position is less than vice bearing assembly 3's difference in height structure, makes the sedan-chair top guardrail successfully avoid interfering, great improvement the top layer high utilization ratio, reduce the required height of top layer, make the more compact reasonable of elevator structure.
In this embodiment, the first car top wheel position 51, the second car top wheel position 52, the third car top wheel position 53 and the counterweight reverse rope wheel position 23 are respectively provided with a protection wheel cover 6 which is independently corresponding to the front, the back, the left, the right and the upper shelters of the rope wheel, a connecting cover 60 is arranged between the adjacent protection wheel covers 6, the protection wheel covers 6 and the connecting covers 60 are respectively formed by splicing a plurality of independent panels, and the panels can be independently disassembled, so that the disassembly, assembly, maintenance and structural heat dissipation of one side are facilitated in actual use.
In this embodiment, the both ends of the second bearing beam 24 are respectively fixed on the upper portion of the first bearing beam 22 through the transverse channel steel, the first bearing beam 22 is provided with the reinforcing plate 25 for connecting the bottom of the second bearing beam 24 by the side of the second bearing beam 24, the use of the reinforcing plate 25 can improve the stability of the connection of the first bearing beam 22 and the second bearing beam 24, and the material consumption of the structure of the second bearing beam 24 can be reduced through the use of the reinforcing plate 25 and the channel steel.
In this embodiment, the two sides of the first car top wheel position 51, the second car top wheel position 52, the third car top wheel position 53 and the counterweight reverse rope wheel position 23 are respectively provided with the rope blocking angle steel 26, and the rope blocking angle steel 26 is fixed on the bearing beam through a bolt structure, so that the jumping amplitude of the steel wire rope 4 can be reduced, and a more stable operation effect can be obtained.
Through above-mentioned technical scheme, bow style of calligraphy elevator load-bearing structure is through being parallel to each other vertical wire winding and horizontal wire winding mutually perpendicular with the same function wire winding, "bow" type structure's application shares adjacent atress position atress each other, reduces the shake of car 1 around business turn over people and goods in-process box, promotes user's use and experiences, and its stable in structure, factor of safety are high, have outstanding balance performance and tow the ability, are favorable to producing considerable economic value.
The above description is only a preferred embodiment of the present invention, and not intended to limit the scope of the present invention, and all modifications of equivalent structures and equivalent processes, which are made by using the contents of the present specification and the accompanying drawings, or directly or indirectly applied to other related technical fields, are included in the scope of the present invention.
Claims (8)
1. Bow style of calligraphy elevator load-bearing structure installs in the car top, including main bearing subassembly and vice bearing subassembly and wire rope, main bearing subassembly and vice bearing subassembly arrange car both sides load in respectively and use, main bearing subassembly has the first spandrel girder of installation hauler and rope hitch plate, is equipped with the cooperation on the first spandrel girder to heavily turning to the rope sheave position of heavy use, its characterized in that: the middle part of the first bearing beam is connected with a second bearing beam parallel to the first bearing beam, the auxiliary bearing assembly is provided with a third bearing beam parallel to the second bearing beam, the second bearing beam and the third bearing beam are higher than the first bearing beam, the third bearing beam is sequentially provided with a first car top wheel position and a third car top wheel position from front to back, and the second bearing beam is provided with a second car top wheel position for aligning the first car top wheel position and the third car top wheel position.
2. The bowed elevator load bearing structure defined in claim 1 wherein: the first car top wheel position, the second car top wheel position and the third car top wheel position are respectively provided with at least two car top rope wheels, and the installation distance of the two car top rope wheels is adjustable and arranged on the bearing beam.
3. The bowed elevator load bearing structure defined in claim 2 wherein: the mounting position of the rope hitch plate on the first bearing beam and the wheel position of the third car top on the third bearing beam are transversely aligned, and the mounting position of the tractor on the first bearing beam and the wheel position of the first car top on the third bearing beam are transversely aligned.
4. The bowed elevator load bearing structure defined in claim 3 wherein: the steel wire rope is sequentially led out from a rope hitch plate on the first bearing beam to downwards and transversely bypass the lift car, upwards and longitudinally bypass a first lift car top wheel position, downwards and transversely bypass the lift car, upwards and longitudinally bypass a second lift car top wheel position, downwards and transversely bypass the lift car, upwards and longitudinally bypass a third lift car top wheel position, downwards and transversely bypass the lift car and upwards connect with a traction machine to form a bow winding structure.
5. The bowed elevator load bearing structure defined in claim 4 wherein: the first car top wheel position, the second car top wheel position, the third car top wheel position and the counterweight reverse rope wheel position are respectively provided with a protective wheel cover which is independently corresponding to the front, the back, the left, the right and the upper shelters of the rope wheel, and a connecting cover is arranged between the adjacent protective wheel covers.
6. The bowed elevator load bearing structure defined in claim 5 wherein: the protection wheel cover and the connecting cover are respectively formed by splicing a plurality of independent panels, and the panels can be detached independently.
7. The bowed elevator load bearing structure defined in claim 1 wherein: and two ends of the second bearing beam are respectively fixed on the upper part of the first bearing beam through transverse channel steel, and a reinforcing plate used for connecting the bottom of the second bearing beam is arranged on the side, close to the second bearing beam, of the first bearing beam.
8. The bowed elevator load bearing structure defined in claim 1 wherein: and two sides of the first car top wheel position, the second car top wheel position, the third car top wheel position and the counterweight reverse rope wheel position are respectively provided with a rope blocking angle steel, and the rope blocking angle steels are fixed on the bearing beam through a bolt structure.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910880559.0A CN110668290B (en) | 2019-09-18 | 2019-09-18 | Bow-shaped elevator bearing structure |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910880559.0A CN110668290B (en) | 2019-09-18 | 2019-09-18 | Bow-shaped elevator bearing structure |
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| Publication Number | Publication Date |
|---|---|
| CN110668290A true CN110668290A (en) | 2020-01-10 |
| CN110668290B CN110668290B (en) | 2023-11-14 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN201910880559.0A Active CN110668290B (en) | 2019-09-18 | 2019-09-18 | Bow-shaped elevator bearing structure |
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Citations (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US20110042169A1 (en) * | 2006-12-29 | 2011-02-24 | Luciano Faletto | Lift with dual traction pulley |
| CN102491153A (en) * | 2011-12-29 | 2012-06-13 | 广东菱王电梯有限公司 | Design of traction system of 6:1 motor-room-free cargo elevator |
| CN202542635U (en) * | 2012-03-13 | 2012-11-21 | 东南电梯股份有限公司 | Large-tonnage multi-winding-ratio traction type lift |
| CN104760870A (en) * | 2015-04-14 | 2015-07-08 | 赵忠义 | Double-host driving elevator |
| CN104891313A (en) * | 2015-06-30 | 2015-09-09 | 中科西奥电梯有限公司 | 1/4 elevator without machine room |
| CN209383241U (en) * | 2018-10-19 | 2019-09-13 | 菱王电梯股份有限公司 | The heavy-load type elevator structure of traction ratio 6:1 |
| CN211338438U (en) * | 2019-09-18 | 2020-08-25 | 菱王电梯股份有限公司 | Bow-shaped elevator bearing structure |
-
2019
- 2019-09-18 CN CN201910880559.0A patent/CN110668290B/en active Active
Patent Citations (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US20110042169A1 (en) * | 2006-12-29 | 2011-02-24 | Luciano Faletto | Lift with dual traction pulley |
| CN102491153A (en) * | 2011-12-29 | 2012-06-13 | 广东菱王电梯有限公司 | Design of traction system of 6:1 motor-room-free cargo elevator |
| CN202542635U (en) * | 2012-03-13 | 2012-11-21 | 东南电梯股份有限公司 | Large-tonnage multi-winding-ratio traction type lift |
| CN104760870A (en) * | 2015-04-14 | 2015-07-08 | 赵忠义 | Double-host driving elevator |
| CN104891313A (en) * | 2015-06-30 | 2015-09-09 | 中科西奥电梯有限公司 | 1/4 elevator without machine room |
| CN209383241U (en) * | 2018-10-19 | 2019-09-13 | 菱王电梯股份有限公司 | The heavy-load type elevator structure of traction ratio 6:1 |
| CN211338438U (en) * | 2019-09-18 | 2020-08-25 | 菱王电梯股份有限公司 | Bow-shaped elevator bearing structure |
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| CN110668290B (en) | 2023-11-14 |
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Address after: 528200 North Park of Shishan Science and Technology Industrial Park, Shishan town, Nanhai District, Foshan City, Guangdong Province Applicant after: Lingwang Elevator Co.,Ltd. Address before: 528200 North Park of Shishan Science and Technology Industrial Park, Shishan town, Nanhai District, Foshan City, Guangdong Province Applicant before: WINONE ELEVATOR Co.,Ltd. |
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