WO2008040146A1 - Treuil motorisé - Google Patents

Treuil motorisé Download PDF

Info

Publication number
WO2008040146A1
WO2008040146A1 PCT/CN2007/002624 CN2007002624W WO2008040146A1 WO 2008040146 A1 WO2008040146 A1 WO 2008040146A1 CN 2007002624 W CN2007002624 W CN 2007002624W WO 2008040146 A1 WO2008040146 A1 WO 2008040146A1
Authority
WO
WIPO (PCT)
Prior art keywords
clutch
unit
drum
electric winch
protrusions
Prior art date
Application number
PCT/CN2007/002624
Other languages
English (en)
Chinese (zh)
Inventor
Stan Smith
Bobby Duane Taylor
Original Assignee
Mile Marker (Shenzhen) Limited
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Application filed by Mile Marker (Shenzhen) Limited filed Critical Mile Marker (Shenzhen) Limited
Publication of WO2008040146A1 publication Critical patent/WO2008040146A1/fr

Links

Classifications

    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B66—HOISTING; LIFTING; HAULING
    • B66D—CAPSTANS; WINCHES; TACKLES, e.g. PULLEY BLOCKS; HOISTS
    • B66D1/00—Rope, cable, or chain winding mechanisms; Capstans
    • B66D1/02—Driving gear
    • B66D1/12—Driving gear incorporating electric motors
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B66—HOISTING; LIFTING; HAULING
    • B66D—CAPSTANS; WINCHES; TACKLES, e.g. PULLEY BLOCKS; HOISTS
    • B66D1/00—Rope, cable, or chain winding mechanisms; Capstans
    • B66D1/02—Driving gear
    • B66D1/14—Power transmissions between power sources and drums or barrels
    • B66D1/22—Planetary or differential gearings, i.e. with planet gears having movable axes of rotation
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B66—HOISTING; LIFTING; HAULING
    • B66D—CAPSTANS; WINCHES; TACKLES, e.g. PULLEY BLOCKS; HOISTS
    • B66D1/00—Rope, cable, or chain winding mechanisms; Capstans
    • B66D1/28—Other constructional details
    • B66D1/36—Guiding, or otherwise ensuring winding in an orderly manner, of ropes, cables, or chains
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B66—HOISTING; LIFTING; HAULING
    • B66D—CAPSTANS; WINCHES; TACKLES, e.g. PULLEY BLOCKS; HOISTS
    • B66D3/00—Portable or mobile lifting or hauling appliances
    • B66D3/18—Power-operated hoists
    • B66D3/20—Power-operated hoists with driving motor, e.g. electric motor, and drum or barrel contained in a common housing
    • B66D3/22—Power-operated hoists with driving motor, e.g. electric motor, and drum or barrel contained in a common housing with variable-speed gearings between driving motor and drum or barrel
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B66—HOISTING; LIFTING; HAULING
    • B66D—CAPSTANS; WINCHES; TACKLES, e.g. PULLEY BLOCKS; HOISTS
    • B66D5/00—Braking or detent devices characterised by application to lifting or hoisting gear, e.g. for controlling the lowering of loads
    • B66D5/02—Crane, lift hoist, or winch brakes operating on drums, barrels, or ropes
    • B66D5/06—Crane, lift hoist, or winch brakes operating on drums, barrels, or ropes with radial effect
    • B66D5/08—Crane, lift hoist, or winch brakes operating on drums, barrels, or ropes with radial effect embodying blocks or shoes

Definitions

  • the present invention relates to the field of winch technology, and in particular to an electric winch. Background technique
  • Electric winches are mainly used in off-road vehicles, agricultural vehicles, ATV sports cars, yachts, and other special vehicles. It is a self-protection and traction device for vehicles and ships. It can self-rescue in harsh environments such as snow, swamps, deserts, beaches, muddy mountain roads, and may perform obstacle removal, hauling items, installation facilities, etc. under other conditions. It is an indispensable safety device for petroleum, hydrology, environmental protection, forestry, transportation, public security, border defense, and other field sports.
  • the working principle inside the electric winch is:
  • the electric power of the car battery first drives the electric motor.
  • the motor rotates to drive the drive shaft, and the drive shaft drives the planetary gears to produce a powerful reduction ratio.
  • the increased torque is then transmitted back to the drum, which drives the cable.
  • the brake unit is inside the drum and the drum is automatically locked when the cable is tightened.
  • the technical problem to be solved by the present invention is to overcome the deficiencies of the prior art described above and to provide an electric winch that can be automatically braked.
  • an electric winch comprising: a drum unit, an automatic brake unit, a gearbox unit, a fairlead, and an electric motor, wherein the automatic brake unit is inserted into the drum unit, The gearbox unit is coupled to the automatic brake unit, and the fairlead is mounted on the drum unit.
  • the drum unit includes a drum that winds a cable, a front cover at both ends of the drum,
  • the fairlead includes a bracket, and a pair of first rollers and a pair of second rollers mounted on the bracket, and the fairlead is mounted on the drum unit through the bracket.
  • the automatic brake unit includes a clutch unit, a mechanical tension spring, a friction plate, and a transmission shaft.
  • the clutch unit includes an active clutch, a front clutch, and a rear clutch;
  • the main clutch has a cylindrical shape and is pressed by 120.
  • the front clutch is also cylindrical, with a passage inside and 120 on the outer surface.
  • the rear clutch is also cylindrical, and has a passage therein, and an outer 120 extends from the bottom surface. The three protrusions of the distribution.
  • the clutch unit further includes a clutch accommodating cavity sleeved on the rear clutch, which is a circular ring, and three protrusions on the outer surface corresponding to the rear clutch, and three receiving slots are provided.
  • the mechanical tension spring is located between the rear clutch and the front clutch and is disposed thereon.
  • the friction plate is a pair of semi-cylindrical pieces which are sleeved on the spring and are in frictional contact with the spring and the drum.
  • the transmission shaft is a hexagonal cylinder, one end of which is inserted from the rear clutch, and sequentially passes through the clutch receiving chamber, the mechanical tension spring, the front clutch, and the active clutch.
  • gearbox housing for receiving and sealing the gearbox unit that engages a rear cover of the drum unit and includes a handle.
  • the invention has the following beneficial effects:
  • the spring of the automatic brake unit is in contact with the drum, so that the reverse rotation does not occur when the cable is retracted, and the brake is automatically braked if the reverse occurs.
  • Figure 1 is an exploded perspective view of an electric winch of the present invention.
  • FIG. 2 is an exploded perspective view of the automatic brake unit of the electric winch of the present invention. detailed description
  • the electric winch of the present invention comprises a drum unit 1, an automatic brake unit 2, a gear box unit, a fairlead 4, and an electric motor 5.
  • the drum unit 1 is driven by an electric motor 5, which includes a drum 10 for winding a cable, a front cover 11 at both ends of the drum 10, a rear cover 12, and a connecting rod 13 connected between the front and rear covers 11, 12. .
  • the drum 10 can change the direction of rotation under the control of the remote controller.
  • the gearbox unit includes three stages of planetary gears: a first stage planetary gear 31, a second stage planetary gear 32, and a third stage planetary gear 33.
  • the three-stage planetary gears are connected in sequence, and as a transmission mechanism, the energy generated by the motor 5 is converted into a powerful traction force to make the winch light and compact.
  • the fairlead 4 is used to guide the cable around the drum 10 of the winch drum unit 1 when the winch is used at an angle. It will reduce the risk of damage to the winch bracket or bumper when the cable is recycled, often fixedly mounted outside the winch frame or bumper.
  • the fairlead 4 includes a bracket 40, and a pair of first rollers 41 and a pair of second rollers 42 mounted on the bracket 40, which are directly attached to the front and rear covers 11 and 12 of the drum unit 1 via the bracket 40.
  • the automatic brake unit 2 includes a clutch unit, a mechanical tension spring 23, a transmission shaft 24, and a friction plate 26.
  • the clutch unit is used to change the disengaged or locked state of the drum unit 1 and the transmission system, thereby changing the state in which the drum unit 1 is idling or locked with the transmission system, including the active clutch 20, the front clutch 21, and the rear clutch 22.
  • the active clutch 20 has a cylindrical shape with three protrusions at 120° and a gap between the three protrusions.
  • the front clutch 21 is also cylindrical in shape with a passage therein and also 120 on the outer surface. There are three protrusions in the distribution.
  • the rear clutch 22 also has a cylindrical shape with a passage therein and an outwardly extending 120 from the bottom surface.
  • a clutch accommodating chamber 25 is sleeved on the rear clutch 22, which is an annular shape, and has three protrusions on the outer surface corresponding to the rear clutch 22, and three receiving grooves are provided to accommodate the three protrusions.
  • a mechanical tension spring 2 3 is located between the rear clutch 22 and the front clutch 21 and is sleeved thereon.
  • the friction plates 26 are a pair of semi-cylindrical pieces which are snap-fitted to each other on a spring 23 which is in frictional contact with the spring 23 and the drum 10.
  • the drive shaft 24 is a hexagonal cylinder, one end of which The rear clutch 22 is inserted through the clutch accommodating chamber 25, the spring 23, the front clutch 21, and the active clutch 20 in sequence.
  • the present invention also includes a gearbox housing 6 for receiving and sealing the gearbox unit that engages the rear cover 12 of the drum unit 1, including a handle 60 that is open for rotation of the drum 10 because of the gearbox unit The outgoing power and drum unit 1 have been disengaged.
  • the motor 5 When assembled, the motor 5 is engaged with the front cover 11 of the drum unit 1, and the automatic brake unit 2 is inserted into the drum 10 of the drum unit 1, and is connected to the motor 5 through the front cover 11, the gear case housing 6 and rear.
  • the cover 12 is engaged to seal the gearbox unit therein.
  • the drum unit 1 When working, release the handle 60, the drum unit 1 can be freely rotated, the cable can be manually pulled out to the required position; the handle 60 is closed, after the motor is started, the torque is increased by the three-stage gearbox unit to drive the drum unit 1 The wire is retracted, thereby pulling the heavy object. At this time, the drum unit 1 can only retract the cable and does not reverse.
  • the main principle is to pass the mechanical tension spring 23. If it is reversed, the spring 23 is opened, because the spring 23 is fixed. When the other end rotates in its spiral direction, the outer diameter of the spring is reduced, the brake does not work, and if the other end is increased against the outer diameter of the spring in the direction of the spiral, the friction plate 26 is tightened, and it is tightened again.
  • the inner wall of the drum 10 is braked by friction.
  • the joint parts of the electric winch of the invention are further provided with a sealing ring coated with a sealant, which can effectively prevent water from flowing into the interior, and the whole electric winch has a waterproof function.

Landscapes

  • Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • Braking Arrangements (AREA)

Abstract

L'invention concerne un treuil motorisé comprenant une unité tambour (1), une unité d'auto-freinage (2), une unité carter d'engrenage, un guide-câble (4) et un moteur électrique (5), l'unité d'auto-freinage étant insérée dans l'unité tambour, l'unité carter d'engrenage étant reliée à l'unité d'auto-freinage et le guide-câble étant monté sur l'unité tambour. Un ressort de l'unité d'auto-freinage entre en contact par frottement avec le tambour, de façon que l'inversion du treuil ne se produise pas lorsque le câble est retiré, et que, même en cas d'inversion, le treuil soit arrêté automatiquement à temps.
PCT/CN2007/002624 2006-09-06 2007-09-03 Treuil motorisé WO2008040146A1 (fr)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
CN200610062480.X 2006-09-06
CNA200610062480XA CN101139071A (zh) 2006-09-06 2006-09-06 电动绞盘

Publications (1)

Publication Number Publication Date
WO2008040146A1 true WO2008040146A1 (fr) 2008-04-10

Family

ID=39191208

Family Applications (1)

Application Number Title Priority Date Filing Date
PCT/CN2007/002624 WO2008040146A1 (fr) 2006-09-06 2007-09-03 Treuil motorisé

Country Status (2)

Country Link
CN (1) CN101139071A (fr)
WO (1) WO2008040146A1 (fr)

Families Citing this family (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN102765673B (zh) * 2012-07-11 2014-09-03 宁波联达绞盘有限公司 改进型绞盘刹车装置及其安装方法
CN102996762A (zh) * 2012-09-29 2013-03-27 蔡丛荣 电动绞盘内齿圈插接式减速器箱体
TW201418140A (zh) * 2012-11-02 2014-05-16 zong-you He 絞車的導纜裝置
CN104973529B (zh) * 2015-07-08 2017-10-27 北京汽车研究总院有限公司 一种绞盘总成及汽车
CN108545646A (zh) * 2018-07-10 2018-09-18 芜湖泰庆电子科技有限公司 一种矿山开采用具有稳定结构的调度绞车
CN110745724B (zh) * 2019-11-07 2020-11-24 浙江润华机电有限公司 一种电动绞盘
CN112623983B (zh) * 2021-01-06 2022-05-31 浙江双鸟机械有限公司 电动直驱制动器的环链牵引、提升机

Citations (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4583714A (en) * 1980-03-26 1986-04-22 Hy-Reel Machinery, Inc. Vehicle mountable cable reel apparatus
US4909482A (en) * 1986-11-19 1990-03-20 Bellway (Services) Limited Vehicle winch with retractable hitch
CN2309323Y (zh) * 1997-05-16 1999-03-03 冯艳桥 电动汽车绞盘
CN2353614Y (zh) * 1999-01-14 1999-12-15 金华市康达食品包装机械制造有限公司 车用电动绞盘
CN2647822Y (zh) * 2003-09-23 2004-10-13 金华市润华机电制造有限公司 车用电动绞盘星轮刹车机构
CN2654502Y (zh) * 2003-10-13 2004-11-10 金华市润华机电制造有限公司 车船用电动绞盘
CN1635978A (zh) * 2002-12-19 2005-07-06 株式会社3H 电动提升机

Patent Citations (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4583714A (en) * 1980-03-26 1986-04-22 Hy-Reel Machinery, Inc. Vehicle mountable cable reel apparatus
US4909482A (en) * 1986-11-19 1990-03-20 Bellway (Services) Limited Vehicle winch with retractable hitch
CN2309323Y (zh) * 1997-05-16 1999-03-03 冯艳桥 电动汽车绞盘
CN2353614Y (zh) * 1999-01-14 1999-12-15 金华市康达食品包装机械制造有限公司 车用电动绞盘
CN1635978A (zh) * 2002-12-19 2005-07-06 株式会社3H 电动提升机
CN2647822Y (zh) * 2003-09-23 2004-10-13 金华市润华机电制造有限公司 车用电动绞盘星轮刹车机构
CN2654502Y (zh) * 2003-10-13 2004-11-10 金华市润华机电制造有限公司 车船用电动绞盘

Also Published As

Publication number Publication date
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