CN113120815B - Rope body motor rolling pulley companion ladder - Google Patents

Rope body motor rolling pulley companion ladder Download PDF

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Publication number
CN113120815B
CN113120815B CN202110549546.2A CN202110549546A CN113120815B CN 113120815 B CN113120815 B CN 113120815B CN 202110549546 A CN202110549546 A CN 202110549546A CN 113120815 B CN113120815 B CN 113120815B
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winding
motor
base
lifting mechanism
scissor
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CN202110549546.2A
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CN113120815A (en
Inventor
张宗超
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Shenzhen Ruidao Metal Structure Co ltd
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Shenzhen Ruidao Metal Structure Co ltd
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    • BPERFORMING OPERATIONS; TRANSPORTING
    • B66HOISTING; LIFTING; HAULING
    • B66FHOISTING, 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
    • B66F11/00Lifting devices specially adapted for particular uses not otherwise provided for
    • YGENERAL 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
    • Y02TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
    • Y02BCLIMATE CHANGE MITIGATION TECHNOLOGIES RELATED TO BUILDINGS, e.g. HOUSING, HOUSE APPLIANCES OR RELATED END-USER APPLICATIONS
    • Y02B50/00Energy efficient technologies in elevators, escalators and moving walkways, e.g. energy saving or recuperation technologies

Abstract

The invention discloses a rope body motor winding pulley elevator which comprises a base, a winding mechanism, a scissor lifting mechanism, pulleys, a lifting frame and a steel wire rope, wherein the winding mechanism is fixedly arranged on one side of the base, the scissor lifting mechanism is hinged to the other side of the base, the pulleys are arranged on hinged shafts on the left side and the right side of the scissor lifting mechanism, one end of the steel wire rope is wound on the winding mechanism, the other end of the steel wire rope is in a Z shape and fixed at the upper end of the scissor lifting mechanism around the pulleys, the lifting frame is arranged on the upper portion of the scissor lifting mechanism, and a goods shelf or a fence for people to work and practice can be placed on the lifting frame. The invention can ensure that the elevator has smaller quality, reliable lifting power, low requirement on processing precision and low processing and maintenance cost, is suitable for outdoor operation under complex road conditions, is convenient to transport and has low failure rate.

Description

Rope body motor rolling pulley companion ladder
Technical Field
The invention relates to the technical field of elevators, in particular to the technical field of rope motor winding pulley elevators.
Background
The existing large-scale elevator is driven to ascend and descend by taking hydraulic equipment as power, the hydraulic equipment is high in machining precision, so that the cost is high, meanwhile, the hydraulic equipment needs professional periodic maintenance, meanwhile, the quality of the hydraulic equipment is large, the transportation is inconvenient, and particularly, the outdoor environment of a complex road is caused.
Disclosure of Invention
The invention aims to solve the problems in the prior art, and provides a rope motor winding pulley elevator which has the advantages of smaller elevator quality, reliable lifting power, low machining precision requirement, low machining and maintenance cost, suitability for outdoor operation under complex road conditions, convenience in transportation and low failure rate.
In order to achieve the purpose, the invention provides a rope body motor winding pulley elevator which comprises a base, a winding mechanism, a scissor fork lifting mechanism, pulleys, a lifting frame and a steel wire rope, wherein the winding mechanism is fixedly arranged on one side of the base, the scissor fork lifting mechanism is hinged to the other side of the base, the pulleys are arranged on hinged shafts on the left side and the right side of the scissor fork lifting mechanism, one end of the steel wire rope is wound on the winding mechanism, the other end of the steel wire rope is in a Z shape and fixed to the upper end of the scissor fork lifting mechanism around the pulleys, and the lifting frame is arranged on the upper portion of the scissor fork lifting mechanism.
Preferably, the winding mechanism comprises a motor base, a winding motor and a winding roller, the winding motor is fixedly arranged on the side of the motor base, and the winding roller is fixedly arranged on a rotating shaft of the winding motor.
Preferably, a gear is arranged on a rotating shaft of the winding motor, an electromagnetic bolt is arranged on the motor base, and a telescopic shaft of the electromagnetic bolt is inserted into a gear tooth groove.
Preferably, the base is provided with a lower lifting guide rail, one side of the lower end of the scissor lifting mechanism is hinged to the base, and the other side of the lower end of the scissor lifting mechanism is arranged on the lower lifting guide rail.
Preferably, an upper lifting guide rail is arranged on one side of the lifting frame, one side of the upper end of the scissor lifting mechanism is hinged to the base, and the other side of the upper end of the scissor lifting mechanism is arranged on the upper lifting guide rail.
Preferably, be provided with the safety limiting lock on the riser guide down, the safety limiting lock includes telescopic base, the board that resets, spacing pin, reset spring, band pulley, hold-in range and step motor, telescopic base upper portion is provided with the board that resets, the spacing pin passes telescopic base and the board that resets, the cover has the reset spring who is used for pushing down the spacing pin on the spacing pin between telescopic base and the board that resets, telescopic base one end has set firmly step motor, be provided with the band pulley respectively on step motor's the rotation axis and the spacing pin upper end, be provided with the hold-in range between the band pulley.
Preferably, a limiting protrusion is arranged on the limiting pin between the telescopic seat and the reset plate, and the reset spring is arranged between the limiting protrusion and the reset plate.
Preferably, the lower end of the limiting pin is provided with a through chamfer surface.
The invention has the beneficial effects that: according to the invention, the motor is utilized to drive the steel wire rope to be wound to drive the shear fork lifting mechanism to lift, so that the lifting ladder has the advantages of smaller quality, reliable lifting power, low requirement on part processing precision, low processing and maintenance cost, suitability for outdoor operation in complex road conditions, convenience in transportation, low fault rate, long service life and convenience in maintenance, the shear fork lifting mechanism can be limited to rapidly descend in a grading manner in the lifting process of the lifting ladder, and the steel wire rope can be limited to rapidly release from the winding roller through the electromagnetic bolt in a static state of the shear fork lifting mechanism, so that the reduction caused by the motor fault is avoided and the rapid descending is avoided.
Drawings
The above and other features, properties and advantages of the present invention will become more apparent from the following description of the embodiments taken in conjunction with the accompanying drawings in which like reference characters refer to like features throughout and in which:
FIG. 1 is a schematic perspective view of a rope motor winding pulley elevator of the present invention;
FIG. 2 is a schematic view of a scissor lift mechanism and pulley assembly;
FIG. 3 is a perspective view of the wire winding mechanism;
FIG. 4 is an assembled view of the base and the safety limit lock;
FIG. 5 is a schematic view of a safety limit lock;
FIG. 6 is a perspective view of the position pin;
fig. 7 is a schematic view of a wound wire rope.
In the figure: 1-base, 11-lower lifting guide rail, 12-safety limit lock, 121-telescopic base, 122-reset plate, 123-limit pin, 1231-limit protrusion, 1232-accessible inclined plane, 124-reset spring, 125-belt wheel, 126-synchronous belt, 127-stepping motor, 2-coiling mechanism, 21-motor base, 22-coiling motor, 23-coiling roller, 24-gear, 25-electromagnetic bolt, 3-scissor lifting mechanism, 4-pulley, 5-lifting frame, 51-upper lifting guide rail and 6-steel wire rope.
Detailed Description
Referring to fig. 1, the rope body motor winding pulley elevator of the invention comprises a base 1, a winding mechanism 2, a scissor fork lifting mechanism 3, pulleys 4, a lifting frame 5 and a steel wire rope 6, wherein one side of the base 1 is fixedly provided with the winding mechanism 2, the other side of the base 1 is hinged with the scissor fork lifting mechanism 3, the pulleys 4 are arranged on hinged shafts on the left side and the right side of the scissor fork lifting mechanism 3, one end of the steel wire rope 6 is wound on the winding mechanism 2, the other end of the steel wire rope 6 is in a Z shape and bypasses the pulleys 4 to be fixed at the upper end of the scissor fork lifting mechanism 3, the steel wire rope 6 is driven by the winding mechanism 2 to be wound, the steel wire rope 6 slides on the pulleys 4 in the Z shape, the scissor fork lifting mechanism 3 is extruded in the left-right direction through the tension of the steel wire rope 6, so that the left-right direction is narrowed and the height is raised, otherwise, the steel wire rope 6 is released by the winding mechanism 2, the scissor fork lifting mechanism 3 is lowered under the action of gravity, the width grow about, 3 upper portions of scissors elevating system are provided with the frame 5 of lifting, can place goods shelves or supply the practical rail of people's operation on the frame 5 of lifting.
Referring to fig. 2-7, the winding mechanism 2 includes a motor base 21, a winding motor 22 and a winding roller 23, the winding motor 22 is fixedly disposed on a side portion of the motor base 21, the winding roller 23 is fixedly disposed on a rotating shaft of the winding motor 22, the winding roller 23 is driven to rotate by the winding motor 22, and the wire rope 6 is wound by the winding roller 23. The winding device is characterized in that a gear 24 is arranged on a rotating shaft of the winding motor 22, an electromagnetic bolt 25 is arranged on the motor base 21, a telescopic shaft of the electromagnetic bolt 25 is inserted into a tooth groove of the gear 24, the electromagnetic bolt 25 is inserted into the tooth groove of the gear 24 to limit the rotation of the gear 24, so that the winding roller 23 is locked, the elevator is prevented from automatically and rapidly descending due to motor faults, the winding device has two working modes, namely a lifting state, in which the electromagnetic bolt 25 is separated from the gear 24, and a static state, and the telescopic shaft of the electromagnetic bolt 25 is inserted into the tooth groove of the gear 24. The base 1 is provided with a lower lifting guide rail 11, one side of the lower end of the scissor lifting mechanism 3 is hinged to the base 1, the other side of the lower end of the scissor lifting mechanism 3 is arranged on the lower lifting guide rail 11, and one side of the scissor lifting mechanism 3 slides along the lower lifting guide rail 11. Lifting frame 5 one side is provided with ascending and descending guide rail 51, cut fork elevating system 3 upper end one side and articulate on base 1, the opposite side sets up on last ascending and descending guide rail 51, cut fork elevating system 3 upper end one side and slide along ascending and descending guide rail 51. The lower lifting guide rail 11 is provided with a safety limit lock 12, the safety limit lock 12 comprises a telescopic base 121, a reset plate 122, a limit pin 123, a reset spring 124, a belt wheel 125, a synchronous belt 126 and a stepping motor 127, the reset plate 122 is arranged on the upper portion of the telescopic base 121, the limit pin 123 passes through the telescopic base 121 and the reset plate 122, the reset spring 124 for pressing the limit pin 123 downwards is sleeved on the limit pin 123 between the telescopic base 121 and the reset plate 122, one end of the telescopic base 121 is fixedly provided with the stepping motor 127, the belt wheels 125 are respectively arranged on the rotating shaft of the stepping motor 127 and the upper end of the limit pin 123, the synchronous belt 126 is arranged between the belt wheels 125, the belt wheel 125 is driven to rotate by the stepping motor 127, the belt wheel 125 and the synchronous belt 126 on the stepping motor 127 are matched to drive the limit pin 123 to rotate, and the sliding of the scissor lifting mechanism 3 is limited by the limit pin 123, thereby avoiding the scissor lifting mechanism 3 from automatically and rapidly descending after the winding motor 22 is damaged. A limiting protrusion 1231 is arranged on the limiting pin 123 between the telescopic seat 121 and the reset plate 122, the reset spring 124 is arranged between the limiting protrusion 1231 and the reset plate 122, and the depth of the limiting pin 123 inserted into the telescopic seat 121 is limited by the limiting protrusion 1231. The lower end of the limit pin 123 is provided with an accessible inclined plane 1232, when the movement direction of the scissor lifting mechanism 3 is opposite to the accessible inclined plane 1232, the scissor lifting mechanism 3 can pass through the limit pin 123 and compress the limit pin 123 to contract upwards, otherwise when the movement direction of the scissor lifting mechanism 3 is opposite to the accessible inclined plane 1232, the scissor lifting mechanism 3 cannot pass through the limit pin 123, and the purpose of limiting the falling of the scissor lifting mechanism 3 is achieved
The working process of the invention is as follows:
in the working process of the rope motor winding pulley elevator, when the elevator is required to ascend, a winding motor 22 drives a winding roller 23 to rotate, a steel wire rope 6 is wound through the winding roller 23, the steel wire rope 6 pulls a scissor lifting mechanism 3 to extrude towards the middle, so that the scissor lifting mechanism 3 ascends and drives a lifting frame 5 to ascend, in the ascending process, one side part of the upper end and the lower end of the scissor lifting mechanism 3 respectively slides along an ascending and descending guide rail 51 and a descending guide rail 11, in order to prevent the steel wire rope 6 from being quickly released due to the fault of the winding motor 22, after the elevator ascends to the required height, an electromagnetic bolt 25 is inserted into a gear 24, so that the gear 24 can be locked, the steel wire rope 6 can be prevented from being quickly released by the winding roller 23, the scissor lifting mechanism 3 can compress a limiting pin 123 and pass through by enabling a diagonal 1232 on the limiting pin 123 to be opposite to the moving direction of the scissor lifting mechanism 3, on the contrary, when the accessible inclined plane 1232 on the limit pin 123 is opposite to the moving direction of the scissors lifting mechanism 3, the scissors lifting mechanism 3 cannot pass through the limit pin 123, so as to prevent the scissors lifting mechanism 3 from rapidly descending.
According to the rope body motor winding pulley elevator, the motor is utilized to drive the steel wire rope 6 to wind and drive the shear fork lifting mechanism 3 to lift, so that the elevator is smaller in quality, reliable in lifting power, low in part machining precision requirement, low in machining and maintenance cost, suitable for outdoor operation in complex road conditions, convenient to transport, low in fault rate, long in service life and convenient to maintain, the shear fork lifting mechanism 3 can be limited to descend rapidly in a grading mode in the lifting process of the elevator, the winding roller 23 can be limited to release the steel wire rope 6 rapidly through the electromagnetic bolt 25 in the static state of the shear fork lifting mechanism 3, and the situation that the elevator descends rapidly due to motor faults is avoided.
The above embodiments are illustrative of the present invention, and are not intended to limit the present invention, and any simple modifications of the present invention are within the scope of the present invention.

Claims (3)

1. The utility model provides a rope body motor rolling pulley companion ladder which characterized in that: the wire winding device comprises a base (1), a wire winding mechanism (2), a scissor lifting mechanism (3), pulleys (4), a lifting frame (5) and a steel wire rope (6), wherein the wire winding mechanism (2) is fixedly arranged on one side of the base (1), the scissor lifting mechanism (3) is hinged to the other side of the base (1), the pulleys (4) are arranged on hinged shafts on the left side and the right side of the scissor lifting mechanism (3), one end of the steel wire rope (6) is wound on the wire winding mechanism (2), the other end of the steel wire rope is Z-shaped and bypasses the pulleys (4) to be fixed at the upper end of the scissor lifting mechanism (3), and the lifting frame (5) is arranged on the upper portion of the scissor lifting mechanism (3); the winding mechanism (2) comprises a motor base (21), a winding motor (22) and a winding roller (23), wherein the winding motor (22) is fixedly arranged on the side part of the motor base (21), and the winding roller (23) is fixedly arranged on a rotating shaft of the winding motor (22); a gear (24) is arranged on a rotating shaft of the winding motor (22), an electromagnetic bolt (25) is arranged on the motor base (21), and a telescopic shaft of the electromagnetic bolt (25) is inserted into a tooth groove of the gear (24); a lower lifting guide rail (11) is arranged on the base (1), one side of the lower end of the scissor lifting mechanism (3) is hinged to the base (1), and the other side of the lower end of the scissor lifting mechanism is arranged on the lower lifting guide rail (11); an upper lifting guide rail (51) is arranged on one side of the lifting frame (5), one side of the upper end of the scissor lifting mechanism (3) is hinged to the base (1), and the other side of the upper end of the scissor lifting mechanism is arranged on the upper lifting guide rail (51); be provided with safe spacing lock (12) down on lifting guide (11), safe spacing lock (12) are including flexible seat (121), reset plate (122), spacing pin (123), reset spring (124), band pulley (125), hold-in range (126) and step motor (127), flexible seat (121) upper portion is provided with reset plate (122), spacing pin (123) pass flexible seat (121) and reset plate (122), the cover has reset spring (124) that are used for pushing down spacing pin (123) on spacing pin (123) between flexible seat (121) and reset plate (122), flexible seat (121) one end has set firmly step motor (127), be provided with band pulley (125) on the rotation axis of step motor (127) and spacing pin (123) upper end respectively, be provided with hold-in range (126) between band pulley (125).
2. The rope motor winding pulley elevator as claimed in claim 1, characterized in that: a limiting bulge (1231) is arranged on the limiting pin (123) between the telescopic seat (121) and the reset plate (122), and the reset spring (124) is arranged between the limiting bulge (1231) and the reset plate (122).
3. The rope motor winding pulley elevator as claimed in claim 1, characterized in that: the lower end of the limiting pin (123) is provided with a through inclined cutting surface (1232).
CN202110549546.2A 2021-05-20 2021-05-20 Rope body motor rolling pulley companion ladder Active CN113120815B (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CN202110549546.2A CN113120815B (en) 2021-05-20 2021-05-20 Rope body motor rolling pulley companion ladder

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Application Number Priority Date Filing Date Title
CN202110549546.2A CN113120815B (en) 2021-05-20 2021-05-20 Rope body motor rolling pulley companion ladder

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CN113120815A CN113120815A (en) 2021-07-16
CN113120815B true CN113120815B (en) 2022-09-09

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Families Citing this family (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN117087470B (en) * 2023-10-19 2024-01-02 威胜信息技术股份有限公司 Energy-saving direct current fills electric pile

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CN103231178A (en) * 2012-09-12 2013-08-07 苏州领创激光科技有限公司 Scissor lift pallet changer
CN204265395U (en) * 2014-10-29 2015-04-15 意欧斯仓储设备股份有限公司 A kind of rolling connects light bracket hydraulic platform truck
CN108355296A (en) * 2018-03-28 2018-08-03 河南工业职业技术学院 A kind of physical education jumping stand
CN111994804A (en) * 2020-08-24 2020-11-27 陈和东 Hoisting method for installing air conditioner external unit outside high-rise building wall

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CN100494041C (en) * 2005-08-08 2009-06-03 倪既民 Traction driven shearing fork telescopic lifting mechanism
US20130228397A1 (en) * 2012-03-02 2013-09-05 Tom D. Horn Wind tower maintenance platforms and techniques
CN104076701B (en) * 2014-06-18 2017-02-08 北京航空航天大学 Electromagnetic bolt-gear pair type shafting locking mechanism capable of being controlled through programming
CN111411620A (en) * 2020-04-27 2020-07-14 北部湾大学 Liftable composite multifunctional aquaculture net cage for self-elevating ocean platform
CN111533015A (en) * 2020-05-08 2020-08-14 周贤平 Lifting device for mounting outdoor unit of air conditioner
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Patent Citations (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN103231178A (en) * 2012-09-12 2013-08-07 苏州领创激光科技有限公司 Scissor lift pallet changer
CN204265395U (en) * 2014-10-29 2015-04-15 意欧斯仓储设备股份有限公司 A kind of rolling connects light bracket hydraulic platform truck
CN108355296A (en) * 2018-03-28 2018-08-03 河南工业职业技术学院 A kind of physical education jumping stand
CN111994804A (en) * 2020-08-24 2020-11-27 陈和东 Hoisting method for installing air conditioner external unit outside high-rise building wall

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