CN112061985A - Double-drum anti-shaking portal trolley system - Google Patents
Double-drum anti-shaking portal trolley system Download PDFInfo
- Publication number
- CN112061985A CN112061985A CN202011060392.2A CN202011060392A CN112061985A CN 112061985 A CN112061985 A CN 112061985A CN 202011060392 A CN202011060392 A CN 202011060392A CN 112061985 A CN112061985 A CN 112061985A
- Authority
- CN
- China
- Prior art keywords
- pulley block
- lifting
- winding drum
- wire rope
- steel wire
- 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.)
- Pending
Links
- 229910000831 Steel Inorganic materials 0.000 claims abstract description 35
- 239000010959 steel Substances 0.000 claims abstract description 35
- 230000009467 reduction Effects 0.000 claims abstract description 9
- 238000004804 winding Methods 0.000 claims description 33
- 230000008878 coupling Effects 0.000 claims description 3
- 238000010168 coupling process Methods 0.000 claims description 3
- 238000005859 coupling reaction Methods 0.000 claims description 3
- 230000009977 dual effect Effects 0.000 claims 3
- 238000000034 method Methods 0.000 abstract description 13
- 230000008569 process Effects 0.000 abstract description 13
- 239000000725 suspension Substances 0.000 abstract description 3
- 230000000087 stabilizing effect Effects 0.000 abstract description 2
- 230000036544 posture Effects 0.000 abstract 1
- 238000004519 manufacturing process Methods 0.000 description 5
- 230000007547 defect Effects 0.000 description 2
- 238000012546 transfer Methods 0.000 description 2
- 238000005452 bending Methods 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 238000012423 maintenance Methods 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000012544 monitoring process Methods 0.000 description 1
- 230000002035 prolonged effect Effects 0.000 description 1
Images
Classifications
-
- 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
- B66C13/04—Auxiliary devices for controlling movements of suspended loads, or preventing cable slack
- B66C13/08—Auxiliary devices for controlling movements of suspended loads, or preventing cable slack for depositing loads in desired attitudes or positions
- B66C13/085—Auxiliary devices for controlling movements of suspended loads, or preventing cable slack for depositing loads in desired attitudes or positions electrical
-
- 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
- B66C1/12—Slings comprising chains, wires, ropes, or bands; Nets
-
- 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
- B66C13/16—Applications of indicating, registering, or weighing devices
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B66—HOISTING; LIFTING; HAULING
- B66C—CRANES; LOAD-ENGAGING ELEMENTS OR DEVICES FOR CRANES, CAPSTANS, WINCHES, OR TACKLES
- B66C5/00—Base supporting structures with legs
- B66C5/02—Fixed or travelling bridges or gantries, i.e. elongated structures of inverted L or of inverted U shape or tripods
-
- 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
-
- 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
- B66D1/26—Rope, cable, or chain winding mechanisms; Capstans having several 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
Landscapes
- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Civil Engineering (AREA)
- Structural Engineering (AREA)
- Carriers, Traveling Bodies, And Overhead Traveling Cranes (AREA)
Abstract
The invention discloses a double-drum anti-swing portal trolley system, wherein lifting drums, a reduction gearbox, a motor and the like are arranged on a portal trolley, four pulley sets are arranged on a central axis of an upper frame of a lifting appliance, and a suspension system is formed by eight steel wire ropes and is used for stabilizing and preventing load postures in the lifting process and the portal trolley running process. The invention ensures the efficient operation of the double-trolley shore bridge and automates the intelligent operation of the wharf.
Description
Technical Field
The invention relates to a portal trolley of an automatic double-trolley shore bridge and/or an automatic rail crane, in particular to a double-drum anti-swing portal trolley system.
Background
The system engineering theory developed on the basis of modern control theory and intelligent control theory pushes the main container wharf in the world to develop from the traditional manual and semi-automatic wharf to the full-automatic wharf.
From the experience of the dutch ETC, german CTA, dutch EUROMAX, and chinese Qingdao and Yangshan full-automatic wharf, the double-Trolley automatic Quay bridge dtqc (double Trolley linear Quay crane) plus the automatic agv (automatic Guided vehicle) plus the automatic Rail crane armg (automatic Rail mounted gantry) is the most efficient configuration scheme of the automatic wharf.
The double-trolley automatic shore bridge can be divided into an upper working area and a lower working area, wherein the front girder and the rear girder are the working areas of the main trolley and are responsible for conveying containers from a ship to a transfer platform, the portal trolleys on the connecting beams are responsible for conveying the containers from the transfer platform to the AGV trolley, and the process is an unloading process, otherwise, the loading process is a loading process. The portal trolley plays a key role in the ship unloading/loading process and is a link for communicating the front end and the tail end.
The main trolley is researched and optimized for decades, the technology is relatively mature and stable, and the portal trolley is produced along with the appearance of an automatic double-trolley shore bridge in recent years. However, the main defects of the conventional gantry trolley at present are long production and manufacturing period, complex production process, complex steel wire rope winding system, short service life of the steel wire rope, narrow maintenance space and the like.
Disclosure of Invention
Aiming at the defects in the prior art, the invention aims to provide a double-drum anti-shaking portal trolley system so as to ensure the efficient operation of a double-trolley shore bridge and the intelligent operation of an automatic wharf.
In order to achieve the purpose, the invention adopts the following technical scheme:
a double-drum anti-swing portal trolley system comprises a lifting appliance upper frame, and a first lifting drum and a second lifting drum which are symmetrically arranged and positioned above the lifting appliance upper frame;
a first pulley block and a second pulley block are respectively arranged on the two end parts of the upper surface of the upper frame of the lifting appliance along the length direction, and the first pulley block and the second pulley block are both positioned on the central axis of the upper frame of the lifting appliance along the length direction;
a third pulley block and a fourth pulley block are respectively arranged on two lateral sides of the width direction of the upper surface of the lifting appliance upper frame, and the third pulley block and the fourth pulley block are both positioned on the central axis of the lifting appliance upper frame in the width direction;
a first fixed point and a second fixed point are respectively arranged above the two sides of the first pulley block and the second pulley block;
a third fixed point and a fourth fixed point are arranged right above the third pulley block and the fourth pulley block;
the first lifting winding drum is positioned right above the first pulley block, and the second lifting winding drum is positioned right above the second pulley block;
a cart direction steel wire rope and a trolley direction steel wire rope are wound on the first lifting winding drum and the second lifting winding drum;
one end of the cart direction steel wire rope on the first lifting winding drum is connected with the first lifting winding drum, and the other end of the cart direction steel wire rope bypasses the third pulley block and then is connected with the fourth fixed point of the third pulley block; one end of the cart direction steel wire rope on the second lifting winding drum is connected with the second lifting winding drum, and the other end of the cart direction steel wire rope bypasses the third pulley block and is connected with the third fixed point of the third pulley block;
one end of the trolley direction steel wire rope on the first lifting winding drum is connected with the first lifting winding drum, and the other end of the trolley direction steel wire rope rounds the first pulley block and then is connected with the first/second fixed point of the first pulley block; one end of the trolley direction steel wire rope on the second lifting winding drum is connected with the second lifting winding drum, and the other end of the trolley direction steel wire rope bypasses the second pulley block and then is connected with the first/second fixed point of the second pulley block.
Preferably, the first lifting winding drum and the second lifting winding drum are connected with a motor through a reduction gearbox.
Preferably, the reduction gearbox is arranged on the same side and connected through a coupling.
Preferably, the first pulley block, the second pulley block, the third pulley block and the fourth pulley block all comprise two upper pulleys and a gear pair, and the two upper pulleys are engaged with the gear pair.
The double-drum anti-shaking portal trolley system provided by the invention has the following beneficial effects:
1) the double-drum anti-swing portal trolley system has the advantages that the upper structure of the portal trolley is simple in arrangement, and the steering pulleys are simplified;
2) the double-drum anti-shaking portal trolley system effectively reduces the manufacturing labor cost;
3) the double-drum anti-shaking portal trolley system shortens the production period of the whole portal trolley;
4) the double-drum anti-swing portal trolley system avoids repeated bending of the lifting steel wire rope in a short distance, so that the service life of the lifting steel wire rope is obviously prolonged.
Drawings
FIG. 1 is a schematic structural view of a double drum anti-roll portal trolley system of the present invention;
FIG. 2 is a schematic view in the direction A of FIG. 1;
FIG. 3 is a schematic view in the direction B of FIG. 1;
FIG. 4 is a schematic structural diagram of a pulley block in the double-drum anti-swing portal trolley system of the invention;
fig. 5 is a schematic top view of the pulley block of fig. 4.
Detailed Description
The technical scheme of the invention is further explained by combining the drawings and the embodiment.
Referring to fig. 1, the double-drum anti-swing portal trolley system provided by the invention comprises a lifting appliance upper frame 1, and a first lifting drum 2 and a second lifting drum 3 which are symmetrically arranged in parallel and positioned above the lifting appliance upper frame 1, wherein the first lifting drum 2 and the second lifting drum 3 are both connected with a motor 15 through a reduction gearbox 14, the two reduction gearboxes are arranged on the same side and are connected with each other through a coupling 16 or are rigidly connected with a single motor 15, and the two motors 15 are arranged on the inner sides of the first lifting drum 2/the second lifting drum 3 in parallel, so that electrical and mechanical synchronization is realized.
The length of the upper surface of the upper hanger 1 is respectively provided with a first pulley block 4 and a second pulley block 5 towards the two ends, and the first pulley block 4 and the second pulley block 5 are both positioned on the central axis position of the upper hanger 1 in the length direction.
The third pulley block 6 and the fourth pulley block 7 are respectively arranged on the two lateral sides of the width direction of the upper surface of the hanger frame 1, and the third pulley block 6 and the fourth pulley block 7 are both positioned on the central axis position of the hanger frame 1 in the width direction.
The oblique upper parts of the two sides of the first pulley block 4 and the second pulley block 5 are respectively provided with a first fixed point 8 and a second fixed point 9.
And a third fixing point 10 and a fourth fixing point 11 are respectively arranged right above the third pulley block 6 and the fourth pulley block 7.
The first fixing point 8, the second fixing point 9, the third fixing point 10 and the fourth fixing point 11 are all arranged on the portal trolley structure 100.
The first lifting reel 2 is positioned right above the first pulley block 4, and the second lifting reel 3 is positioned right above the second pulley block 5;
the first hoisting drum 2 and the second hoisting drum 3 are wound with a cart direction steel wire rope 12 and a trolley direction steel wire rope 13.
As shown in fig. 2, one end of a cart-direction wire rope 12 on the first lifting drum 2 is connected to the first lifting drum 2, and the other end of the cart-direction wire rope 12 obliquely passes through the third pulley block 6 from the first lifting drum 2 and then is connected to the fourth fixing point 11 of the third pulley block 6. One end of a cart direction steel wire rope 12 on the second lifting winding drum 3 is connected with the second lifting winding drum 3, and the other end of the cart direction steel wire rope 12 obliquely and downwards rounds the third pulley block 6 and then is connected with a third fixed point 10 of the third pulley block 6. Taking the second hoisting drum 3 as an example, the intersection point (shown as point b in fig. 2) of the extension line of the perpendicular line of the second hoisting drum 3 and the tangent point (shown as point c in fig. 2) of the cart-direction wire rope 12 and the extension line of the oblique line from the third pulley block 6 to the third fixed point 10 is a point a and the tangent point c of the cart-direction wire rope 12 on the second hoisting drum 3, and a right triangle abc is formed. Therefore, the left side and the right side of the sea and land sides of the upper frame 1 of the lifting appliance are completely symmetrical, and finally four right-angled triangles are formed.
As shown in fig. 3, one end of a trolley direction wire rope 13 on the first lifting drum 2 is connected to the first lifting drum 2, and the other end of the trolley direction wire rope 13 vertically passes downwards through the first pulley block 4 and then is connected to the first/ second fixing point 8, 9 of the first pulley block. One end of a trolley direction steel wire rope 13 on the second lifting winding drum 3 is connected with the second lifting winding drum 3, and the other end of the trolley direction steel wire rope 13 vertically and downwards rounds the second pulley block 5 and then is connected with the first/ second fixing points 8 and 9 of the second pulley block 5. Taking the second fixing point 9 as an example, the second fixing point 9 is an intersection point (e.g. point b ' in fig. 3) of an extension line of a point c ' and a vertical extension line of the second pulley block 5 to the second hoisting drum 3, and the point c ' and a tangent point a ' of the trolley direction wire rope 13 on the second hoisting drum 3 form a right triangle a ' b ' c '. Therefore, the left side and the right side of the sea and land sides of the upper frame 1 of the lifting appliance are completely symmetrical, and finally four right-angled triangles are formed.
With reference to the right triangles shown in fig. 2 and 3, the arrangement of the eight right triangles of the double-drum anti-swing portal trolley system effectively solves the swing problem of the lifting appliance in the operation process and the stability of the posture of the lifting appliance in the lifting process.
Referring to fig. 4 and 5, the first pulley block 4, the second pulley block 5, the third pulley block 6, and the fourth pulley block 7 each include two upper pulleys 14 and a gear pair 15, and the two upper pulleys 14 are engaged with the gear pair 15. In the stopping process of the portal trolley, the self-locking function of the gear pair 15 can be used for effectively preventing the suspension system from generating simple pendulum.
In addition, the cart direction steel wire rope 12 and the trolley direction steel wire rope 13 of the double-drum anti-shaking portal trolley system are respectively provided with a weight sensor for monitoring the real-time stress state of the steel wire ropes in the running process.
In conclusion, the double-drum anti-swing portal trolley system provides a 16-rope triangular anti-swing portal trolley with an upper structure without steering pulleys, parallel arrangement of double drums and direct connection of a lifting reduction box, wherein the lifting drums, the reduction box, a motor and the like are arranged on the portal trolley, four pulley groups are arranged on a central axis of an upper frame of a lifting appliance, and a suspension system is formed by eight steel wire ropes and used for stabilizing and preventing a load posture in a lifting process and a portal trolley running process.
It should be understood by those skilled in the art that the above embodiments are only for illustrating the present invention and are not to be used as a limitation of the present invention, and that changes and modifications to the above described embodiments are within the scope of the claims of the present invention as long as they are within the spirit and scope of the present invention.
Claims (4)
1. The utility model provides a two reel anti-swing portal trolley system, includes the hoist and puts on the shelf, and is located first reel, the second that rises that two symmetries of hoist put on the shelf top set up rises to rise the reel, its characterized in that together:
a first pulley block and a second pulley block are respectively arranged on the two end parts of the upper surface of the upper frame of the lifting appliance along the length direction, and the first pulley block and the second pulley block are both positioned on the central axis of the upper frame of the lifting appliance along the length direction;
a third pulley block and a fourth pulley block are respectively arranged on two lateral sides of the width direction of the upper surface of the lifting appliance upper frame, and the third pulley block and the fourth pulley block are both positioned on the central axis of the lifting appliance upper frame in the width direction;
a first fixed point and a second fixed point are respectively arranged above the two sides of the first pulley block and the second pulley block;
a third fixed point and a fourth fixed point are arranged right above the third pulley block and the fourth pulley block;
the first lifting winding drum is positioned right above the first pulley block, and the second lifting winding drum is positioned right above the second pulley block;
a cart direction steel wire rope and a trolley direction steel wire rope are wound on the first lifting winding drum and the second lifting winding drum;
one end of the cart direction steel wire rope on the first lifting winding drum is connected with the first lifting winding drum, and the other end of the cart direction steel wire rope bypasses the third pulley block and then is connected with the fourth fixed point of the third pulley block; one end of the cart direction steel wire rope on the second lifting winding drum is connected with the second lifting winding drum, and the other end of the cart direction steel wire rope bypasses the third pulley block and is connected with the third fixed point of the third pulley block;
one end of the trolley direction steel wire rope on the first lifting winding drum is connected with the first lifting winding drum, and the other end of the trolley direction steel wire rope rounds the first pulley block and then is connected with the first/second fixed point of the first pulley block; one end of the trolley direction steel wire rope on the second lifting winding drum is connected with the second lifting winding drum, and the other end of the trolley direction steel wire rope bypasses the second pulley block and then is connected with the first/second fixed point of the second pulley block.
2. The dual drum anti-swing portal trolley system of claim 1, wherein: the first lifting winding drum and the second lifting winding drum are connected with a motor through a reduction gearbox.
3. The dual drum anti-swing portal trolley system of claim 2, wherein: the reduction gearbox is arranged on the same side and connected through a coupling.
4. The dual drum anti-swing portal trolley system of claim 1, wherein: the first pulley block, the second pulley block, the third pulley block and the fourth pulley block respectively comprise two upper pulleys and a gear pair, and the two upper pulleys are meshed with the gear pair.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202011060392.2A CN112061985A (en) | 2020-09-30 | 2020-09-30 | Double-drum anti-shaking portal trolley system |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202011060392.2A CN112061985A (en) | 2020-09-30 | 2020-09-30 | Double-drum anti-shaking portal trolley system |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN112061985A true CN112061985A (en) | 2020-12-11 |
Family
ID=73683111
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202011060392.2A Pending CN112061985A (en) | 2020-09-30 | 2020-09-30 | Double-drum anti-shaking portal trolley system |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN112061985A (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113336094A (en) * | 2021-06-09 | 2021-09-03 | 湖南天桥嘉成智能科技有限公司 | Six-direction flexible adjusting method and high-precision flexible carrying equipment |
| CN119284739A (en) * | 2024-12-11 | 2025-01-10 | 河南省华中起重机集团有限公司 | European double-beam crane assembly and method for preventing shaking |
Citations (12)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US4949855A (en) * | 1988-12-09 | 1990-08-21 | Harnischfeger Corporation | Anti-sway crane reeving apparatus |
| CN1521107A (en) * | 2003-02-12 | 2004-08-18 | 上海振华港口机械（集团）股份有限公 | Deviation correcting technology for a steel cable winding type sling |
| US20070158290A1 (en) * | 2006-01-12 | 2007-07-12 | Hans Kuenz Gesellschaft M.B.H. | Lifting device |
| CN201942459U (en) * | 2010-10-28 | 2011-08-24 | 三一集团有限公司 | Container crane lifting mechanism and container crane |
| CN102211740A (en) * | 2010-04-08 | 2011-10-12 | 韩国科学技术院 | Multi-stage trolley for crane and crane comprising same |
| CN102224098A (en) * | 2008-11-26 | 2011-10-19 | 三井造船株式会社 | Rope reeving structure for crane |
| CN202848895U (en) * | 2012-06-21 | 2013-04-03 | 太原重工股份有限公司 | Crane hoisting mechanism |
| CN203806977U (en) * | 2014-04-21 | 2014-09-03 | 上海振华重工(集团)股份有限公司 | Steel wire rope winding mechanism |
| CN204400458U (en) * | 2015-01-07 | 2015-06-17 | 诺尔起重设备（中国）有限公司 | Eight rope hoisting mechanism for trolleys of container handling crane |
| JP2015193462A (en) * | 2014-03-31 | 2015-11-05 | 三井造船株式会社 | Crane |
| CN111439677A (en) * | 2020-05-15 | 2020-07-24 | 青岛海西重机有限责任公司 | A container crane lifting wire rope anti-sway system |
| CN212503670U (en) * | 2020-09-30 | 2021-02-09 | 上海振华重工(集团)股份有限公司 | Double-drum anti-shaking portal trolley system |
-
2020
- 2020-09-30 CN CN202011060392.2A patent/CN112061985A/en active Pending
Patent Citations (12)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US4949855A (en) * | 1988-12-09 | 1990-08-21 | Harnischfeger Corporation | Anti-sway crane reeving apparatus |
| CN1521107A (en) * | 2003-02-12 | 2004-08-18 | 上海振华港口机械（集团）股份有限公 | Deviation correcting technology for a steel cable winding type sling |
| US20070158290A1 (en) * | 2006-01-12 | 2007-07-12 | Hans Kuenz Gesellschaft M.B.H. | Lifting device |
| CN102224098A (en) * | 2008-11-26 | 2011-10-19 | 三井造船株式会社 | Rope reeving structure for crane |
| CN102211740A (en) * | 2010-04-08 | 2011-10-12 | 韩国科学技术院 | Multi-stage trolley for crane and crane comprising same |
| CN201942459U (en) * | 2010-10-28 | 2011-08-24 | 三一集团有限公司 | Container crane lifting mechanism and container crane |
| CN202848895U (en) * | 2012-06-21 | 2013-04-03 | 太原重工股份有限公司 | Crane hoisting mechanism |
| JP2015193462A (en) * | 2014-03-31 | 2015-11-05 | 三井造船株式会社 | Crane |
| CN203806977U (en) * | 2014-04-21 | 2014-09-03 | 上海振华重工(集团)股份有限公司 | Steel wire rope winding mechanism |
| CN204400458U (en) * | 2015-01-07 | 2015-06-17 | 诺尔起重设备（中国）有限公司 | Eight rope hoisting mechanism for trolleys of container handling crane |
| CN111439677A (en) * | 2020-05-15 | 2020-07-24 | 青岛海西重机有限责任公司 | A container crane lifting wire rope anti-sway system |
| CN212503670U (en) * | 2020-09-30 | 2021-02-09 | 上海振华重工(集团)股份有限公司 | Double-drum anti-shaking portal trolley system |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113336094A (en) * | 2021-06-09 | 2021-09-03 | 湖南天桥嘉成智能科技有限公司 | Six-direction flexible adjusting method and high-precision flexible carrying equipment |
| CN119284739A (en) * | 2024-12-11 | 2025-01-10 | 河南省华中起重机集团有限公司 | European double-beam crane assembly and method for preventing shaking |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN105384079B (en) | Differential type track container crane | |
| CN112061985A (en) | Double-drum anti-shaking portal trolley system | |
| CN105129612A (en) | Double-trolley drive mechanism used for traversing type double-trolley quay crane | |
| CN201560066U (en) | Novel light loading and unloading gantry crane | |
| CN212503670U (en) | Double-drum anti-shaking portal trolley system | |
| CN205204669U (en) | Differential type track container crane | |
| CN109019353B (en) | Lifting equipment and lifting control method for building construction | |
| CN114148934A (en) | Steel wire rope hanging mechanism for electric hoist | |
| CN219239075U (en) | Large-lifting-height wind power installation crane with large pile leg winding | |
| CN209853595U (en) | Novel lower trolley system | |
| CN209396787U (en) | Lifting mechanism of bridge crane | |
| CN204000817U (en) | The large-scale counterweight block privileged sites of vertical ship lift move assembling device | |
| CN104326375A (en) | Four-bar link gantry crane | |
| CN215364550U (en) | Overhead traveling crane of corridor erecting machine and corridor erecting machine | |
| CN214217876U (en) | Lifting appliance for integral hoisting tower crane | |
| CN109353935A (en) | A kind of transfer platform of shore container crane | |
| CN211947970U (en) | Crane trolley for ultra-low bridge erecting machine | |
| CN211310603U (en) | Anti-sway and anti-sway system | |
| CN222961023U (en) | Flat-head shore bridge | |
| CN202967917U (en) | Gantry crane | |
| CN201433039Y (en) | Hook assembly and lifting hook | |
| CN208413662U (en) | A kind of novel LDP hangs up heavy-duty machine partially | |
| CN205616468U (en) | Container crane with two every single move mechanisms | |
| CN218520973U (en) | Lifting reel structure capable of effectively reducing track gauge of trolley | |
| CN110745705A (en) | Tubular pile is with novel two roof beam driving |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| PB01 | Publication | ||
| PB01 | Publication | ||
| SE01 | Entry into force of request for substantive examination | ||
| SE01 | Entry into force of request for substantive examination |