CN104973522A - 臂式起重机 - Google Patents
臂式起重机 Download PDFInfo
- Publication number
- CN104973522A CN104973522A CN201510256850.2A CN201510256850A CN104973522A CN 104973522 A CN104973522 A CN 104973522A CN 201510256850 A CN201510256850 A CN 201510256850A CN 104973522 A CN104973522 A CN 104973522A
- Authority
- CN
- China
- Prior art keywords
- circuit
- steel cable
- motor
- reel
- drum
- Prior art date
- Legal status (The legal status 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 status listed.)
- Granted
Links
- 229910000831 Steel Inorganic materials 0.000 claims abstract description 55
- 239000010959 steel Substances 0.000 claims abstract description 55
- 238000004804 winding Methods 0.000 claims abstract description 12
- 230000000670 limiting effect Effects 0.000 claims description 26
- 238000001914 filtration Methods 0.000 claims description 10
- 239000000725 suspension Substances 0.000 claims description 7
- 230000033228 biological regulation Effects 0.000 claims description 6
- 239000004020 conductor Substances 0.000 claims description 6
- 230000001681 protective effect Effects 0.000 claims description 5
- 230000005540 biological transmission Effects 0.000 claims description 4
- NJPPVKZQTLUDBO-UHFFFAOYSA-N novaluron Chemical compound C1=C(Cl)C(OC(F)(F)C(OC(F)(F)F)F)=CC=C1NC(=O)NC(=O)C1=C(F)C=CC=C1F NJPPVKZQTLUDBO-UHFFFAOYSA-N 0.000 claims description 4
- 239000003638 chemical reducing agent Substances 0.000 abstract 3
- 238000010586 diagram Methods 0.000 description 15
- 230000007246 mechanism Effects 0.000 description 14
- 230000000694 effects Effects 0.000 description 6
- 239000003990 capacitor Substances 0.000 description 5
- 230000008859 change Effects 0.000 description 3
- 238000000034 method Methods 0.000 description 3
- 230000007812 deficiency Effects 0.000 description 2
- 238000009434 installation Methods 0.000 description 2
- 230000008569 process Effects 0.000 description 2
- 239000000126 substance Substances 0.000 description 2
- 230000001960 triggered effect Effects 0.000 description 2
- 230000009471 action Effects 0.000 description 1
- 238000006243 chemical reaction Methods 0.000 description 1
- 230000003750 conditioning effect Effects 0.000 description 1
- 230000034994 death Effects 0.000 description 1
- 231100000517 death Toxicity 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 238000004146 energy storage Methods 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 230000006872 improvement Effects 0.000 description 1
- 230000002401 inhibitory effect Effects 0.000 description 1
- 230000002452 interceptive effect Effects 0.000 description 1
- 239000000203 mixture Substances 0.000 description 1
- 230000002093 peripheral effect Effects 0.000 description 1
- 230000004044 response Effects 0.000 description 1
- 230000002441 reversible effect Effects 0.000 description 1
- 239000004065 semiconductor Substances 0.000 description 1
- 238000004088 simulation Methods 0.000 description 1
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
- B66D1/14—Power transmissions between power sources and drums or barrels
- B66D1/20—Chain, belt, or friction drives, e.g. incorporating sheaves of fixed or variable ratio
-
- 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
-
- 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
- F16D—COUPLINGS FOR TRANSMITTING ROTATION; CLUTCHES; BRAKES
- F16D49/00—Brakes with a braking member co-operating with the periphery of a drum, wheel-rim, or the like
- F16D49/16—Brakes with two brake-blocks
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B66—HOISTING; LIFTING; HAULING
- B66C—CRANES; LOAD-ENGAGING ELEMENTS OR DEVICES FOR CRANES, CAPSTANS, WINCHES, OR TACKLES
- B66C23/00—Cranes comprising essentially a beam, boom, or triangular structure acting as a cantilever and mounted for translatory of swinging movements in vertical or horizontal planes or a combination of such movements, e.g. jib-cranes, derricks, tower cranes
- B66C23/18—Cranes comprising essentially a beam, boom, or triangular structure acting as a cantilever and mounted for translatory of swinging movements in vertical or horizontal planes or a combination of such movements, e.g. jib-cranes, derricks, tower cranes specially adapted for use in particular purposes
- B66C23/36—Cranes comprising essentially a beam, boom, or triangular structure acting as a cantilever and mounted for translatory of swinging movements in vertical or horizontal planes or a combination of such movements, e.g. jib-cranes, derricks, tower cranes specially adapted for use in particular purposes mounted on road or rail vehicles; Manually-movable jib-cranes for use in workshops; Floating cranes
- B66C23/38—Cranes comprising essentially a beam, boom, or triangular structure acting as a cantilever and mounted for translatory of swinging movements in vertical or horizontal planes or a combination of such movements, e.g. jib-cranes, derricks, tower cranes specially adapted for use in particular purposes mounted on road or rail vehicles; Manually-movable jib-cranes for use in workshops; Floating cranes with separate prime movers for crane and vehicle
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B66—HOISTING; LIFTING; HAULING
- B66C—CRANES; LOAD-ENGAGING ELEMENTS OR DEVICES FOR CRANES, CAPSTANS, WINCHES, OR TACKLES
- B66C1/00—Load-engaging elements or devices attached to lifting or lowering gear of cranes or adapted for connection therewith for transmitting lifting forces to articles or groups of articles
- B66C1/10—Load-engaging elements or devices attached to lifting or lowering gear of cranes or adapted for connection therewith for transmitting lifting forces to articles or groups of articles by mechanical means
- B66C1/22—Rigid members, e.g. L-shaped members, with parts engaging the under surface of the loads; Crane hooks
- B66C1/34—Crane hooks
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B66—HOISTING; LIFTING; HAULING
- B66C—CRANES; LOAD-ENGAGING ELEMENTS OR DEVICES FOR CRANES, CAPSTANS, WINCHES, OR TACKLES
- B66C13/00—Other constructional features or details
- B66C13/18—Control systems or devices
- B66C13/22—Control systems or devices for electric drives
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B66—HOISTING; LIFTING; HAULING
- B66C—CRANES; LOAD-ENGAGING ELEMENTS OR DEVICES FOR CRANES, CAPSTANS, WINCHES, OR TACKLES
- B66C23/00—Cranes comprising essentially a beam, boom, or triangular structure acting as a cantilever and mounted for translatory of swinging movements in vertical or horizontal planes or a combination of such movements, e.g. jib-cranes, derricks, tower cranes
- B66C23/62—Constructional features or details
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B66—HOISTING; LIFTING; HAULING
- B66C—CRANES; LOAD-ENGAGING ELEMENTS OR DEVICES FOR CRANES, CAPSTANS, WINCHES, OR TACKLES
- B66C23/00—Cranes comprising essentially a beam, boom, or triangular structure acting as a cantilever and mounted for translatory of swinging movements in vertical or horizontal planes or a combination of such movements, e.g. jib-cranes, derricks, tower cranes
- B66C23/62—Constructional features or details
- B66C23/84—Slewing gear
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B66—HOISTING; LIFTING; HAULING
- B66C—CRANES; LOAD-ENGAGING ELEMENTS OR DEVICES FOR CRANES, CAPSTANS, WINCHES, OR TACKLES
- B66C23/00—Cranes comprising essentially a beam, boom, or triangular structure acting as a cantilever and mounted for translatory of swinging movements in vertical or horizontal planes or a combination of such movements, e.g. jib-cranes, derricks, tower cranes
- B66C23/88—Safety gear
- B66C23/90—Devices for indicating or limiting lifting moment
- B66C23/905—Devices for indicating or limiting lifting moment electrical
-
- 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
-
- 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
- B66D1/16—Power transmissions between power sources and drums or barrels the drums or barrels being freely rotatable, e.g. having a clutch activated independently of a brake
- B66D1/18—Power transmissions between power sources and drums or barrels the drums or barrels being freely rotatable, e.g. having a clutch activated independently of a brake and the power being transmitted from a continuously operating and irreversible prime mover, i.e. an internal combustion engine, e.g. on a motor vehicle or a portable winch
-
- 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
- B66D1/30—Rope, cable, or chain drums or barrels
-
- 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
- B66D1/30—Rope, cable, or chain drums or barrels
- B66D1/34—Attachment of ropes or cables to drums or barrels
-
- 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
- B66D1/00—Rope, cable, or chain winding mechanisms; Capstans
- B66D1/28—Other constructional details
- B66D1/40—Control devices
-
- 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
- B66D1/40—Control devices
- B66D1/42—Control devices non-automatic
- B66D1/46—Control devices non-automatic electric
-
- 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
- B66D1/54—Safety gear
-
- 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
- B66D1/54—Safety gear
- B66D1/56—Adaptations of limit switches
-
- 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
-
- H—ELECTRICITY
- H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
- H02P—CONTROL OR REGULATION OF ELECTRIC MOTORS, ELECTRIC GENERATORS OR DYNAMO-ELECTRIC CONVERTERS; CONTROLLING TRANSFORMERS, REACTORS OR CHOKE COILS
- H02P27/00—Arrangements or methods for the control of AC motors characterised by the kind of supply voltage
- H02P27/04—Arrangements or methods for the control of AC motors characterised by the kind of supply voltage using variable-frequency supply voltage, e.g. inverter or converter supply voltage
- H02P27/06—Arrangements or methods for the control of AC motors characterised by the kind of supply voltage using variable-frequency supply voltage, e.g. inverter or converter supply voltage using dc to ac converters or inverters
- H02P27/08—Arrangements or methods for the control of AC motors characterised by the kind of supply voltage using variable-frequency supply voltage, e.g. inverter or converter supply voltage using dc to ac converters or inverters with pulse width modulation
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B66—HOISTING; LIFTING; HAULING
- B66C—CRANES; LOAD-ENGAGING ELEMENTS OR DEVICES FOR CRANES, CAPSTANS, WINCHES, OR TACKLES
- B66C2700/00—Cranes
- B66C2700/03—Cranes with arms or jibs; Multiple cranes
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B66—HOISTING; LIFTING; HAULING
- B66C—CRANES; LOAD-ENGAGING ELEMENTS OR DEVICES FOR CRANES, CAPSTANS, WINCHES, OR TACKLES
- B66C2700/00—Cranes
- B66C2700/03—Cranes with arms or jibs; Multiple cranes
- B66C2700/0321—Travelling cranes
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B66—HOISTING; LIFTING; HAULING
- B66D—CAPSTANS; WINCHES; TACKLES, e.g. PULLEY BLOCKS; HOISTS
- B66D2700/00—Capstans, winches or hoists
- B66D2700/01—Winches, capstans or pivots
- B66D2700/0125—Motor operated winches
- B66D2700/0141—Electrically actuated
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B66—HOISTING; LIFTING; HAULING
- B66D—CAPSTANS; WINCHES; TACKLES, e.g. PULLEY BLOCKS; HOISTS
- B66D2700/00—Capstans, winches or hoists
- B66D2700/01—Winches, capstans or pivots
- B66D2700/0183—Details, e.g. winch drums, cooling, bearings, mounting, base structures, cable guiding or attachment of the cable to the drum
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B66—HOISTING; LIFTING; HAULING
- B66D—CAPSTANS; WINCHES; TACKLES, e.g. PULLEY BLOCKS; HOISTS
- B66D2700/00—Capstans, winches or hoists
- B66D2700/03—Mechanisms with latches or braking devices in general for capstans, hoists or similar devices as well as braking devices actuated electrically or by fluid under pressure
Landscapes
- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- General Engineering & Computer Science (AREA)
- Chemical & Material Sciences (AREA)
- Combustion & Propulsion (AREA)
- Power Engineering (AREA)
- Automation & Control Theory (AREA)
- Control And Safety Of Cranes (AREA)
- Jib Cranes (AREA)
- Control Of Ac Motors In General (AREA)
- Carriers, Traveling Bodies, And Overhead Traveling Cranes (AREA)
- Storing, Repeated Paying-Out, And Re-Storing Of Elongated Articles (AREA)
- Braking Arrangements (AREA)
Abstract
Description
Claims (10)
Priority Applications (21)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CN201610828269.8A CN106276636B (zh) | 2015-05-20 | 2015-05-20 | 一种电机停机控制机构 |
CN201610824425.3A CN106379817B (zh) | 2015-05-20 | 2015-05-20 | 一种卷扬机 |
CN201610828338.5A CN106379826B (zh) | 2015-05-20 | 2015-05-20 | 一种卷筒 |
CN201610828104.0A CN106379819B (zh) | 2015-05-20 | 2015-05-20 | 一种电机调速*** |
CN201610824858.9A CN106395646B (zh) | 2015-05-20 | 2015-05-20 | 一种臂式起重机 |
CN201610825105.XA CN106276635B (zh) | 2015-05-20 | 2015-05-20 | 一种配置新型卷筒的臂式起重机 |
CN201610824421.5A CN106348190B (zh) | 2015-05-20 | 2015-05-20 | 一种卷扬机 |
CN201610828294.6A CN106348187B (zh) | 2015-05-20 | 2015-05-20 | 一种具有卷筒的臂式起重机 |
CN201610824407.5A CN106429895B (zh) | 2015-05-20 | 2015-05-20 | 一种优化钢绳缠绕结构的臂式起重机 |
CN201510256850.2A CN104973522B (zh) | 2015-05-20 | 2015-05-20 | 臂式起重机 |
CN201610825102.6A CN106429924A (zh) | 2015-05-20 | 2015-05-20 | 一种优化升降限位器的臂式起重机 |
CN201610825285.1A CN106402203B (zh) | 2015-05-20 | 2015-05-20 | 一种配置制动器的臂式起重机 |
CN201610824877.1A CN106379818B (zh) | 2015-05-20 | 2015-05-20 | 一种优化卷筒支撑结构的臂式起重机 |
CN201610828346.XA CN106335850B (zh) | 2015-05-20 | 2015-05-20 | 一种制动器 |
CN201610826170.4A CN106395648A (zh) | 2015-05-20 | 2015-05-20 | 一种优化卷筒联接结构的臂式起重机 |
CN201610826168.7A CN106395647B (zh) | 2015-05-20 | 2015-05-20 | 一种具有新型变频器的臂式起重机 |
CN201610825170.2A CN106276654A (zh) | 2015-05-20 | 2015-05-20 | 一种优化卷筒安装结构的臂式起重机 |
CN201610824850.2A CN106429923A (zh) | 2015-05-20 | 2015-05-20 | 一种新型的臂式起重机 |
CN201610824409.4A CN106276653B (zh) | 2015-05-20 | 2015-05-20 | 一种配置新型变频器的臂式起重机 |
CN201610825078.6A CN106629440B (zh) | 2015-05-20 | 2015-05-20 | 一种配置压绳结构的臂式起重机 |
CN201610828215.1A CN106379820B (zh) | 2015-05-20 | 2015-05-20 | 一种配置停机控制***的臂式起重机 |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CN201510256850.2A CN104973522B (zh) | 2015-05-20 | 2015-05-20 | 臂式起重机 |
Related Child Applications (20)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
CN201610828346.XA Division CN106335850B (zh) | 2015-05-20 | 2015-05-20 | 一种制动器 |
CN201610826168.7A Division CN106395647B (zh) | 2015-05-20 | 2015-05-20 | 一种具有新型变频器的臂式起重机 |
CN201610824407.5A Division CN106429895B (zh) | 2015-05-20 | 2015-05-20 | 一种优化钢绳缠绕结构的臂式起重机 |
CN201610825170.2A Division CN106276654A (zh) | 2015-05-20 | 2015-05-20 | 一种优化卷筒安装结构的臂式起重机 |
CN201610828215.1A Division CN106379820B (zh) | 2015-05-20 | 2015-05-20 | 一种配置停机控制***的臂式起重机 |
CN201610824425.3A Division CN106379817B (zh) | 2015-05-20 | 2015-05-20 | 一种卷扬机 |
CN201610828104.0A Division CN106379819B (zh) | 2015-05-20 | 2015-05-20 | 一种电机调速*** |
CN201610826170.4A Division CN106395648A (zh) | 2015-05-20 | 2015-05-20 | 一种优化卷筒联接结构的臂式起重机 |
CN201610828338.5A Division CN106379826B (zh) | 2015-05-20 | 2015-05-20 | 一种卷筒 |
CN201610824850.2A Division CN106429923A (zh) | 2015-05-20 | 2015-05-20 | 一种新型的臂式起重机 |
CN201610824877.1A Division CN106379818B (zh) | 2015-05-20 | 2015-05-20 | 一种优化卷筒支撑结构的臂式起重机 |
CN201610825102.6A Division CN106429924A (zh) | 2015-05-20 | 2015-05-20 | 一种优化升降限位器的臂式起重机 |
CN201610825105.XA Division CN106276635B (zh) | 2015-05-20 | 2015-05-20 | 一种配置新型卷筒的臂式起重机 |
CN201610824409.4A Division CN106276653B (zh) | 2015-05-20 | 2015-05-20 | 一种配置新型变频器的臂式起重机 |
CN201610825078.6A Division CN106629440B (zh) | 2015-05-20 | 2015-05-20 | 一种配置压绳结构的臂式起重机 |
CN201610828269.8A Division CN106276636B (zh) | 2015-05-20 | 2015-05-20 | 一种电机停机控制机构 |
CN201610824421.5A Division CN106348190B (zh) | 2015-05-20 | 2015-05-20 | 一种卷扬机 |
CN201610828294.6A Division CN106348187B (zh) | 2015-05-20 | 2015-05-20 | 一种具有卷筒的臂式起重机 |
CN201610824858.9A Division CN106395646B (zh) | 2015-05-20 | 2015-05-20 | 一种臂式起重机 |
CN201610825285.1A Division CN106402203B (zh) | 2015-05-20 | 2015-05-20 | 一种配置制动器的臂式起重机 |
Publications (2)
Publication Number | Publication Date |
---|---|
CN104973522A true CN104973522A (zh) | 2015-10-14 |
CN104973522B CN104973522B (zh) | 2016-11-23 |
Family
ID=54270569
Family Applications (21)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
CN201610828338.5A Active CN106379826B (zh) | 2015-05-20 | 2015-05-20 | 一种卷筒 |
CN201610826170.4A Pending CN106395648A (zh) | 2015-05-20 | 2015-05-20 | 一种优化卷筒联接结构的臂式起重机 |
CN201610825102.6A Pending CN106429924A (zh) | 2015-05-20 | 2015-05-20 | 一种优化升降限位器的臂式起重机 |
CN201610825078.6A Active CN106629440B (zh) | 2015-05-20 | 2015-05-20 | 一种配置压绳结构的臂式起重机 |
CN201610824877.1A Active CN106379818B (zh) | 2015-05-20 | 2015-05-20 | 一种优化卷筒支撑结构的臂式起重机 |
CN201610828294.6A Active CN106348187B (zh) | 2015-05-20 | 2015-05-20 | 一种具有卷筒的臂式起重机 |
CN201610828269.8A Active CN106276636B (zh) | 2015-05-20 | 2015-05-20 | 一种电机停机控制机构 |
CN201610824425.3A Active CN106379817B (zh) | 2015-05-20 | 2015-05-20 | 一种卷扬机 |
CN201510256850.2A Active CN104973522B (zh) | 2015-05-20 | 2015-05-20 | 臂式起重机 |
CN201610825170.2A Pending CN106276654A (zh) | 2015-05-20 | 2015-05-20 | 一种优化卷筒安装结构的臂式起重机 |
CN201610824409.4A Active CN106276653B (zh) | 2015-05-20 | 2015-05-20 | 一种配置新型变频器的臂式起重机 |
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