CN113233371B - Elevator and shuttle system - Google Patents
Elevator and shuttle system Download PDFInfo
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- CN113233371B CN113233371B CN202110485874.0A CN202110485874A CN113233371B CN 113233371 B CN113233371 B CN 113233371B CN 202110485874 A CN202110485874 A CN 202110485874A CN 113233371 B CN113233371 B CN 113233371B
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- belt
- transmission belt
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- driving
- pulley
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B66—HOISTING; LIFTING; HAULING
- B66F—HOISTING, LIFTING, HAULING OR PUSHING, NOT OTHERWISE PROVIDED FOR, e.g. DEVICES WHICH APPLY A LIFTING OR PUSHING FORCE DIRECTLY TO THE SURFACE OF A LOAD
- B66F7/00—Lifting frames, e.g. for lifting vehicles; Platform lifts
- B66F7/02—Lifting frames, e.g. for lifting vehicles; Platform lifts with platforms suspended from ropes, cables, or chains or screws and movable along pillars
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B66—HOISTING; LIFTING; HAULING
- B66F—HOISTING, LIFTING, HAULING OR PUSHING, NOT OTHERWISE PROVIDED FOR, e.g. DEVICES WHICH APPLY A LIFTING OR PUSHING FORCE DIRECTLY TO THE SURFACE OF A LOAD
- B66F7/00—Lifting frames, e.g. for lifting vehicles; Platform lifts
- B66F7/28—Constructional details, e.g. end stops, pivoting supporting members, sliding runners adjustable to load dimensions
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- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02B—CLIMATE CHANGE MITIGATION TECHNOLOGIES RELATED TO BUILDINGS, e.g. HOUSING, HOUSE APPLIANCES OR RELATED END-USER APPLICATIONS
- Y02B50/00—Energy efficient technologies in elevators, escalators and moving walkways, e.g. energy saving or recuperation technologies
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- Life Sciences & Earth Sciences (AREA)
- Engineering & Computer Science (AREA)
- Geology (AREA)
- Mechanical Engineering (AREA)
- Structural Engineering (AREA)
- Cage And Drive Apparatuses For Elevators (AREA)
Abstract
The invention relates to the technical field of logistics storage, in particular to a lifting machine and a shuttle system. The elevator comprises a main driving belt and an auxiliary driving belt, wherein the main driving belt is connected with the carrying platform, and is used for lifting or braking the carrying platform under the drive of a motor and a first driving belt pulley; the auxiliary transmission belt is connected with the carrying platform, the auxiliary transmission belt can move along with the carrying platform, and the auxiliary transmission belt is connected with an electromagnetic brake, and the electromagnetic brake and the motor can be braked synchronously. When the elevator is stopped, overhauled or powered off, the brake and the electromagnetic brake of the motor are powered off and braked, and the main transmission belt and the auxiliary transmission belt form a double-belt mode, so that the safety of the system is improved; when the brake of the motor is invalid, the electromagnetic brake can also brake normally, so that the auxiliary transmission belt pulls the carrying platform to prevent the carrying platform from falling, and the safety of the elevator is improved.
Description
Technical Field
The invention relates to the technical field of logistics storage, in particular to a lifting machine and a shuttle system.
Background
Shuttle systems have gained increasing popularity in logistics distribution centers in recent years due to their high efficiency and accuracy. The picking task of the system is divided into two stages: the bin is delivered and returned. When a customer's outgoing order arrives at the workstation, the system automatically identifies the corresponding bin. The shuttle car transports the bin to the transfer car, the transfer car transports the bin to the elevator, and finally the elevator transports the bin to the work station.
Among the prior art, the safety anti-falling scheme that the lifting machine adopted has: the double-belt safety coefficient improving scheme, the scheme of adopting the linkage of the spring calipers and the speed detecting system, the scheme similar to the elevator safety tongs and the like are adopted. The scheme of improving the safety coefficient by adopting double belts has better effect in preventing the belt from breaking, but has no effect in preventing the motor from braking failure or preventing one belt from breaking and the control system from being able to sense; the scheme of adopting the linkage of the spring calipers and the speed detection system is that the calipers have larger damage to the track and are not easy to reset, so that the spring calipers generally only work under the extreme conditions of power failure or belt breakage and the like, and cannot play a role in safety protection in the shutdown or maintenance process; the scheme similar to the elevator safety tongs is also more damaging to the track and is not easy to reset, generally only plays a role under extreme conditions such as power failure or belt breakage, and the equipment is more and heavy and needs to be provided with parts on the lifting motion platform, so that the energy consumption of the equipment is greatly increased.
Disclosure of Invention
The invention aims to provide a lifting machine and a shuttle system, which can solve the technical problems of insufficient safety, large damage to a track during braking and increased equipment energy consumption.
To achieve the purpose, the invention adopts the following technical scheme:
a hoist, comprising:
the main driving belt is connected with the carrying platform and is used for lifting or braking the carrying platform under the drive of the motor and the first driving belt pulley;
the auxiliary transmission belt is connected with the carrying platform, can move along with the carrying platform, and is connected with an electromagnetic brake, and the electromagnetic brake and the motor can be braked synchronously.
As the preferable technical scheme of lifting machine, still include main drive belt fracture detection device, main drive belt fracture detection device can detect the fracture of main drive belt, electromagnetic braking ware can detect when main drive belt fracture detection device detects main drive belt fracture carries out outage braking.
As the preferable technical scheme of lifting machine, main drive belt is by first take-up pulley tensioning, first driving pulley with first take-up pulley all sets up in first transmission case.
As a preferable technical scheme of the elevator, the main driving belt breakage detection device includes:
a swing assembly having a tendency to swing always in a direction of pressing the first tension pulley;
a trigger piece arranged on the swing assembly;
the sensor is arranged in the first transmission case, when the main transmission belt is not broken, the trigger piece is arranged at intervals with the sensor, when the main transmission belt is broken, the trigger piece can swing along with the swing assembly and trigger the sensor, and the electromagnetic brake can perform power-off braking when the sensor is triggered.
As a preferable technical solution of the hoist, the swing assembly includes:
one end of the swing rod is hinged with the first transmission case through a first hinge shaft, and the axis of the first hinge shaft is parallel to the axis of the first tensioning wheel;
the guide sleeve is hinged with the first transmission case through a second hinge shaft, the axis of the second hinge shaft is parallel to the axis of the first tensioning wheel, the sliding shaft is arranged on the guide sleeve in a sliding mode, one end of the sliding shaft is hinged with the other end of the swing rod through a third hinge shaft, and the third hinge shaft is coaxially connected with the first tensioning wheel;
the elastic piece is sleeved on the sliding shaft and is abutted between the guide sleeve and the other end of the sliding shaft, and the elastic piece is configured to enable the sliding shaft to always have a sliding trend in the direction of tensioning the main transmission belt.
As the preferable technical scheme of the elevator, the first transmission case is provided with a swinging groove, and the third hinge shaft can swing in the swinging groove.
As the preferable technical scheme of the elevator, the elevator further comprises an anti-deviation structure, wherein the anti-deviation structure is used for preventing the auxiliary transmission belt from deviating along the axial direction of the transmission belt wheel.
As the preferable technical scheme of lifting machine, prevent off tracking structure includes two and rotate the off tracking wheel that sets up, two prevent off tracking wheel divide to be arranged in the both sides of sub-transmission belt along width direction, prevent off tracking wheel can be along with sub-transmission belt rotates.
As the preferable technical scheme of the elevator, the anti-deviation wheel comprises a rotating shaft and two rotating wheels rotatably mounted on the rotating shaft, wherein the two rotating wheels correspond to the parts of the auxiliary transmission belt, which are positioned on two sides of the transmission belt wheel, one by one.
A shuttle system comprising a hoist as claimed in any one of the preceding claims.
The invention has the beneficial effects that:
when the elevator provided by the invention works normally, the power of the motor is transmitted through the main transmission belt to drive the carrying platform to do lifting movement, and the auxiliary transmission belt is also connected with the carrying platform, so that the auxiliary transmission belt follows the lifting movement of the carrying platform, and at the moment, the brake and the electromagnetic brake of the motor are electrified to release the brake; when the elevator is stopped, overhauled or powered off, the brake and the electromagnetic brake of the motor are powered off and braked, the main driving belt and the auxiliary driving belt can simultaneously pull the object carrying platform to prevent the object carrying platform from falling, and at the moment, the main driving belt and the auxiliary driving belt form a double-belt mode, so that the safety of the system is improved; when the brake of the motor is invalid, the electromagnetic brake can also brake normally, so that the auxiliary transmission belt pulls the carrying platform to prevent the carrying platform from falling. Therefore, the invention can improve the safety of the elevator, has no damage to the carrying platform during braking, does not need to install a heavy braking part on the carrying platform, and has almost no influence on the energy consumption of equipment.
Drawings
Fig. 1 is a schematic structural diagram of a hoist according to an embodiment of the present invention;
fig. 2 is a schematic structural view of a driving device according to an embodiment of the present invention;
FIG. 3 is a schematic diagram of a first gear box according to an embodiment of the present invention;
fig. 4 is a schematic structural view of a main belt breakage detection device according to an embodiment of the present invention;
fig. 5 is a schematic structural view of an auxiliary brake device according to an embodiment of the present invention;
fig. 6 is a schematic structural view of a second gear box according to an embodiment of the present invention.
In the figure:
10. a frame;
20. a carrying platform;
30. a driving device; 31. a motor; 32. a first driving pulley; 33. a first driven pulley; 34. a main belt; 35. a first tensioning wheel; 36. a first adjustment wheel; 37. a first gear box; 38. a main drive belt breakage detection device; 381. swing rod; 382. a guide sleeve; 383. a sliding shaft; 384. an elastic member; 385. a trigger piece; 386. a sensor;
40. an auxiliary braking device; 41. an electromagnetic brake; 42. a second driving pulley; 43. a second driven pulley; 44. a secondary drive belt; 45. a second tensioning wheel; 46. a second adjustment wheel; 47. a second gear box; 48. Deviation preventing wheels; 481. a rotating shaft; 482. a rotating wheel; 49. and a connecting piece.
Detailed Description
The technical scheme of the invention is further described below with reference to the attached drawings and the embodiments. It is to be understood that the specific embodiments described herein are merely illustrative of the invention and are not limiting thereof. It should be further noted that, for convenience of description, only some, but not all of the drawings related to the present invention are shown.
In the description of the present invention, unless explicitly stated and limited otherwise, the terms "connected," "connected," and "fixed" are to be construed broadly, and may be, for example, fixedly connected, detachably connected, or integrally formed; can be mechanically or electrically connected; can be directly connected or indirectly connected through an intermediate medium, and can be communicated with the inside of two elements or the interaction relationship of the two elements. The specific meaning of the above terms in the present invention will be understood in specific cases by those of ordinary skill in the art.
In the present invention, unless expressly stated or limited otherwise, a first feature "above" or "below" a second feature may include both the first and second features being in direct contact, as well as the first and second features not being in direct contact but being in contact with each other through additional features therebetween. Moreover, a first feature being "above," "over" and "on" a second feature includes the first feature being directly above and obliquely above the second feature, or simply indicating that the first feature is higher in level than the second feature. The first feature being "under", "below" and "beneath" the second feature includes the first feature being directly under and obliquely below the second feature, or simply means that the first feature is less level than the second feature.
In the description of the present embodiment, the terms "upper", "lower", "left", "right", etc., azimuth or positional relationship are based on the azimuth or positional relationship shown in the drawings, and are merely for convenience of description and simplification of operations, and do not indicate or imply that the apparatus or element referred to must have a specific azimuth, be constructed and operated in a specific azimuth, and thus should not be construed as limiting the present invention. Furthermore, the terms "first," "second," and the like, are used merely for distinguishing between descriptions and not for distinguishing between them.
As shown in fig. 1 to 6, the present invention provides a hoist, which includes a frame 10, a carrying platform 20, a driving device 30, and an auxiliary braking device 40, wherein the carrying platform 20 is slidably connected with the frame 10 along a height direction; the driving device 30 comprises a motor 31, a first driving pulley 32, a first driven pulley 33 and a main driving belt 34, the motor 31 is in driving connection with the first driving pulley 32, the first driving pulley 32 and the first driven pulley 33 are respectively arranged at the bottom and the top of the frame 10, the main driving belt 34 is wound on the first driving pulley 32 and the first driven pulley 33, the main driving belt 34 is connected with the carrying platform 20, and the driving device 30 can drive the carrying platform 20 to lift; the auxiliary braking device 40 includes an electromagnetic brake 41, a second driving pulley 42, a second driven pulley 43, and a secondary driving belt 44, the electromagnetic brake 41 is in driving connection with the second driving pulley 42, the second driving pulley 42 and the second driven pulley 43 are disposed at the bottom and the top of the frame 10, the secondary driving belt 44 is wound around the second driving pulley 42 and the second driven pulley 43, and the secondary driving belt 44 is connected with the carrying platform 20. Preferably, the secondary drive belt 44 is provided with a connector 49 for connection to the load carrier 20.
Referring to fig. 1, 2 and 5, when the elevator is in normal operation, the power of the motor 31 is transmitted by the main transmission belt 34 to drive the carrying platform 20 to move up and down, and the auxiliary transmission belt 44 is also connected with the carrying platform 20, so that the auxiliary transmission belt 44 moves along with the carrying platform 20 when the carrying platform moves up and down, and at the moment, the brake of the motor 31 and the electromagnetic brake 41 are powered on to release the brake. When the elevator is stopped, overhauled or powered off, the brake and the electromagnetic brake 41 of the motor 31 are both powered off, the main driving belt 34 and the auxiliary driving belt 44 can simultaneously pull the carrying platform 20 to prevent the carrying platform from falling, and at the moment, the main driving belt 34 and the auxiliary driving belt 44 form a double-belt mode, so that the safety of the system is improved. When the motor 31 fails to work, the electromagnetic brake 41 can still brake normally, and the auxiliary transmission belt 44 pulls the carrying platform 20 to prevent the carrying platform from falling. Therefore, the safety of the elevator can be improved by providing the auxiliary braking device 40, the carrying platform 20 is not damaged during braking, and the auxiliary braking device 40 does not need to be provided with a heavy braking part on the carrying platform 20, so that the energy consumption of equipment is hardly influenced.
Preferably, referring to fig. 2 and 3, the driving device 30 further includes a first tensioning wheel 35 and a first adjusting wheel 36, the first tensioning wheel 35 is used for tensioning the main driving belt 34, the first adjusting wheel 36 is used for adjusting the winding direction of the main driving belt 34, the first driving pulley 32, the first tensioning wheel 35 and the first adjusting wheel 36 are all disposed in a first transmission case 37, and the first transmission case 37 is disposed at the bottom of the frame 10. Referring to fig. 5 and 6, the auxiliary brake device 40 further includes a second tensioning wheel 45 and a second adjusting wheel 46, the second tensioning wheel 45 is used for tensioning the auxiliary transmission belt 44, the second adjusting wheel 46 is used for adjusting the winding direction of the auxiliary transmission belt 44, the second driving pulley 42, the second tensioning wheel 45 and the second adjusting wheel 46 are all disposed in a second transmission case 47, and the second transmission case 47 is disposed at the bottom of the frame 10. By the above arrangement, the structure of the driving device 30 and the auxiliary brake device 40 is improved.
Further, referring to fig. 2 to 4, the elevator provided by the present invention further includes a main belt breakage detection device 38, the main belt breakage detection device 38 is communicatively connected to an electromagnetic brake 41, the main belt breakage detection device 38 is capable of detecting breakage of the main belt 34, and the electromagnetic brake 41 is capable of performing power-off braking when the main belt breakage detection device 38 detects breakage of the main belt 34. By adding the main driving belt breakage detection device 38, once the main driving belt 34 breaks, the electromagnetic brake 41 can immediately perform power-off braking so as to prevent the carrying platform 20 from falling, thereby further improving the safety of the system.
Specifically, referring to fig. 4, the main belt breakage detection device 38 includes a swing assembly having a tendency to swing all the way to the direction of pressing against the first tension pulley 35, a trigger piece 385, and a sensor 386; the trigger piece 385 is arranged on the swinging component; the sensor 386 is arranged in the first transmission case 37, when the main transmission belt 34 is not broken, the trigger piece 385 and the sensor 386 are arranged at intervals, when the main transmission belt 34 is broken, the trigger piece 385 can swing along with the swinging component and trigger the sensor 386, the sensor 386 is in communication connection with the electromagnetic brake 41, and the electromagnetic brake 41 can perform power-off braking when the sensor 386 is triggered. When the main belt 34 breaks, the swinging component always has a tendency to swing towards the direction of pressing the first tensioning wheel 35, so the swinging component can swing due to the loss of the acting force of the main belt 34, and the swinging component can drive the trigger piece 385 to trigger the sensor 386 when swinging. More specifically, the swing assembly includes a swing link 381, a guide sleeve 382, a sliding shaft 383, and an elastic member 384, wherein one end of the swing link 381 is hinged to the first transmission case 37 through a first hinge shaft, and an axis of the first hinge shaft is parallel to an axis of the first tension wheel 35; the guide sleeve 382 is hinged with the first transmission case 37 through a second hinge shaft, the axis of the second hinge shaft is parallel to the axis of the first tensioning wheel 35, the sliding shaft 383 is arranged on the guide sleeve 382 in a sliding manner, one end of the sliding shaft 383 is hinged with the other end of the swinging rod 381 through a third hinge shaft, and the third hinge shaft is coaxially connected with the first tensioning wheel 35; the elastic member 384 is sleeved on the sliding shaft 383 and abuts between the guide sleeve 382 and the other end of the sliding shaft 383, and the elastic member 384 is configured to enable the sliding shaft 383 to always have a tendency to slide in the direction of tensioning the main belt 34.
Under the action of the elastic force of the elastic piece 384, the sliding shaft 383 can be pulled towards the direction of tensioning the main transmission belt 34, the sliding shaft 383 can drive the swinging rod 381 and the first tensioning wheel 35 to swing towards the direction of tensioning the main transmission belt 34 together, and under normal conditions, the tensioning force of the main transmission belt 34 and the elastic force of the elastic piece 384 can reach balance, and at the moment, a certain distance exists between the trigger piece 385 and the sensor 386; when the main belt 34 breaks or relaxes, under the action of the elastic force of the elastic member 384, the swing rod 381 and the first tension pulley 35 continue to swing toward the direction of tensioning the main belt 34, and at this time, the trigger piece 385 mounted on the swing rod 381 presses against the sensor 386 to trigger the sensor 386, the sensor 386 sends the trigger signal to the controller, and the controller controls the electromagnetic brake 41 to perform power-off braking after receiving the trigger signal.
Preferably, the first transmission case 37 is provided with a swinging groove, and the third hinge shaft or the installation shaft for installing the first tension pulley 35 can swing in the swinging groove. By providing the swing groove, the swing of the swing rod 381 and the first tension wheel 35 can be guided, so that the movement is more stable and reliable.
In addition, referring to fig. 5 and 6, the auxiliary brake device 40 further includes a deviation preventing structure for preventing the secondary transmission belt 44 from deviating in the axial direction of the transmission pulley, so that the secondary transmission belt 44 operates more stably and reliably. Specifically, the anti-deviation structure includes two anti-deviation wheels 48 rotatably disposed, the two anti-deviation wheels 48 are disposed on two sides of the secondary driving belt 44 along the width direction, and the anti-deviation wheels 48 can rotate along with the secondary driving belt 44. The anti-deviation wheel 48 can rotate along with the transmission of the auxiliary transmission belt 44, so that the auxiliary transmission belt 44 is prevented from being worn. More specifically, the deviation preventing wheel 48 includes a rotating shaft 481 and two rotating wheels 482 rotatably mounted on the rotating shaft 481, the two rotating wheels 482 being in one-to-one correspondence with portions of the sub-transmission belt 44 on both sides of the transmission belt pulley. In this embodiment, the rotating shaft 481 is fixedly disposed on the second transmission case 47.
The invention also provides a shuttle system comprising the elevator in the scheme.
It is to be understood that the above examples of the present invention are provided for clarity of illustration only and are not limiting of the embodiments of the present invention. Other variations or modifications of the above teachings will be apparent to those of ordinary skill in the art. It is not necessary here nor is it exhaustive of all embodiments. Any modification, equivalent replacement, improvement, etc. which come within the spirit and principles of the invention are desired to be protected by the following claims.
Claims (9)
1. A hoist, comprising:
the driving device (30) comprises a motor (31), a first driving pulley (32), a first driven pulley (33) and a main driving belt (34), wherein the motor (31) is in driving connection with the first driving pulley (32), the first driving pulley (32) and the first driven pulley (33) are respectively arranged at the bottom and the top of the frame (10), the main driving belt (34) is wound on the first driving pulley (32) and the first driven pulley (33), the main driving belt (34) is connected with the carrying platform (20), and the main driving belt (34) is used for lifting or braking the carrying platform (20) under the driving of the motor (31) and the first driving pulley (32);
auxiliary braking device (40), including electromagnetic braking ware (41), second driving pulley (42), second driven pulley (43) and auxiliary transmission belt (44), electromagnetic braking ware (41) with second driving pulley (42) drive connection, second driving pulley (42) with second driven pulley (43) divide to arrange in the bottom and the top of frame (10), auxiliary transmission belt (44) are around locating second driving pulley (42) with second driven pulley (43), auxiliary transmission belt (44) with cargo platform (20) link to each other, auxiliary transmission belt (44) can follow cargo platform (20) remove, just auxiliary transmission belt (44) are connected with electromagnetic braking ware (41), electromagnetic braking ware (41) with motor (31) can synchronous braking;
the brake device further comprises a main transmission belt fracture detection device (38), wherein the main transmission belt fracture detection device (38) can detect fracture of the main transmission belt (34), and the electromagnetic brake (41) can conduct power-off braking when the main transmission belt fracture detection device (38) detects the fracture of the main transmission belt (34).
2. Hoisting machine according to claim 1, characterized in that the main belt (34) is tensioned by a first tensioning sheave (35), both the first driving pulley (32) and the first tensioning sheave (35) being arranged in a first gearbox (37).
3. Hoisting machine according to claim 2, characterized in that the main belt breakage detection means (38) comprise:
a swing assembly having a tendency to swing always in a direction of pressing the first tension pulley (35);
a trigger piece (385) disposed on the swing assembly;
the sensor (386) is arranged in the first transmission case (37), when the main transmission belt (34) is not broken, the trigger piece (385) is arranged at intervals with the sensor (386), when the main transmission belt (34) is broken, the trigger piece (385) can swing along with the swinging component and trigger the sensor (386), and the electromagnetic brake (41) can conduct power-off braking when the sensor (386) is triggered.
4. A hoisting machine as claimed in claim 3, characterized in that the oscillating assembly comprises:
one end of the swing rod (381) is hinged with the first transmission case (37) through a first hinge shaft, and the axis of the first hinge shaft is parallel to the axis of the first tensioning wheel (35);
the guide sleeve (382) and the sliding shaft (383), the guide sleeve (382) is hinged with the first transmission box (37) through a second hinge shaft, the axis of the second hinge shaft is parallel to the axis of the first tensioning wheel (35), the sliding shaft (383) is slidably arranged on the guide sleeve (382), one end of the sliding shaft (383) is hinged with the other end of the swinging rod (381) through a third hinge shaft, and the third hinge shaft is coaxially connected with the first tensioning wheel (35);
and an elastic member (384) which is sleeved on the sliding shaft (383) and is abutted between the guide sleeve (382) and the other end of the sliding shaft (383), wherein the elastic member (384) is configured to enable the sliding shaft (383) to always have a sliding trend in the direction of tensioning the main transmission belt (34).
5. Hoisting machine according to claim 4, characterized in that the first gear box (37) is provided with a swinging groove, in which the third hinge shaft can swing.
6. The hoisting machine as claimed in any one of claims 1-5, characterized in that it further comprises an anti-run-out structure for preventing the secondary drive belt (44) from deviating in the axial direction of the drive pulley.
7. The hoisting machine according to claim 6, characterized in that the anti-deviation structure comprises two anti-deviation wheels (48) arranged in a rotating manner, wherein the two anti-deviation wheels (48) are arranged on both sides of the auxiliary transmission belt (44) in the width direction, and the anti-deviation wheels (48) can rotate together with the auxiliary transmission belt (44).
8. The hoisting machine as claimed in claim 7, characterized in that the anti-run wheel (48) comprises a rotating shaft (481) and two rotating wheels (482) rotatably mounted on the rotating shaft (481), the two rotating wheels (482) being in one-to-one correspondence with the parts of the secondary drive belt (44) located on both sides of the drive belt wheel.
9. Shuttle system, characterized by comprising a hoisting machine according to any one of claims 1-8.
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CN202110485874.0A CN113233371B (en) | 2021-04-30 | 2021-04-30 | Elevator and shuttle system |
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CN202110485874.0A CN113233371B (en) | 2021-04-30 | 2021-04-30 | Elevator and shuttle system |
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CN113233371B true CN113233371B (en) | 2023-05-02 |
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CN102092615B (en) * | 2011-01-31 | 2012-12-19 | 沈阳博林特电梯股份有限公司 | Speed limiter with electromagnetic brake and photoelectric encoder |
CN204454475U (en) * | 2015-01-29 | 2015-07-08 | 北京建筑大学 | A kind of safety lock of high-rise working cradle |
JP6306139B1 (en) * | 2016-12-19 | 2018-04-04 | 東芝エレベータ株式会社 | Elevator emergency stop device and brake |
CN111634845B (en) * | 2020-05-21 | 2021-05-28 | 科捷智能科技股份有限公司 | Method for detecting lifting operation and belt breakage of elevator |
CN112141588A (en) * | 2020-10-30 | 2020-12-29 | 太原福莱瑞达物流设备科技有限公司 | Shuttle car quick lifting machine |
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