CN206842871U - A kind of anti-rock gantry crane device - Google Patents
A kind of anti-rock gantry crane device Download PDFInfo
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- CN206842871U CN206842871U CN201720733560.7U CN201720733560U CN206842871U CN 206842871 U CN206842871 U CN 206842871U CN 201720733560 U CN201720733560 U CN 201720733560U CN 206842871 U CN206842871 U CN 206842871U
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Abstract
The utility model discloses a kind of anti-rock gantry crane device, including crossbeam, track, power box, aid in steel wire and king wire, center position inside the crossbeam is provided with track, the output end of first motor is provided with screw rod by shaft coupling, two pieces of nut blocks are installed on screw rod, power box is fixed with the top of two pieces of nut blocks, side inside the power box is symmetrically installed with two pieces of main supporting plates, signal receiver is installed inside the power box of the arc support rod side, arc support rod is provided with analysis and processing unit inside the power box away from signal receiver side, the auxiliary steel wire, which is located in the side wall of crossbeam bottom, is uniformly provided with offset detector, the center position of the below the crossbeam is provided with lifting body.The utility model not only increases the operating efficiency of crane, and slow down the shaking degree of lifting body, avoids the landing of object on suspension hook.
Description
Technical field
Crane technical field is the utility model is related to, specially a kind of anti-rock gantry crane device.
Background technology
With the continuous development of economy, industrialized process is also progressively accelerated, in the work progress of heavy industry often
See gantry crane, at present used in gantry crane general structure it is complicated, it is cumbersome, and security performance compared with
Low, there is the processes such as unexpected start and stop, acceleration and deceleration, deflecting in also some gantry cranes, these factors can all cause at work
Crane hook and load are significantly rocked, and crane hook and rocking for load can cause transported goods and surrounding objects
Damage even threatens personal safety, and the requirement of technical capability and labor intensity to staff is increased, and is also greatly reduced
The operating efficiency of crane, and direct economic loss is brought, the suspension hook of also some gantry cranes does not have an anticreep dress
Put, the landing of object on suspension hook is very likely resulted in during use, threaten the life security of user, some suspension hooks
On anti-drop device when opening, the gap opened is very little, is unfavorable for some thicker steel wire ropes and places, if
Using brute-force, it is possible to cause the damage of suspension hook, bring loss to user, while can also reduce operating efficiency.
Utility model content
The purpose of this utility model is to provide a kind of anti-rock gantry crane device, to solve above-mentioned background technology
The problem of middle proposition.
To achieve the above object, the utility model provides following technical scheme：A kind of anti-rock gantry crane device,
Including crossbeam, track, power box, auxiliary steel wire and king wire, the center position inside the crossbeam is provided with track, track
Internal side is provided with the second motor, and the output end of second motor is provided with screw rod by shaft coupling, installed on screw rod
There are two pieces of nut blocks, and power box is fixed with the top of two pieces of nut blocks, the side inside the power box is symmetrically installed
There are two pieces of main supporting plates, and main winch is provided with by bearing between two pieces of main supporting plates, twined on the outside of the main winch
King wire is wound with, side of the main supporting plate away from main winch is provided with the 3rd motor, and the output end of the 3rd motor is led to
Cross shaft coupling to connect with main winch, the both ends inside the power box are all symmetrically installed with two pieces of auxiliary support plates, and two
Auxiliary hoist engine is provided with by bearing between block auxiliary support plate, aids in being wound with auxiliary steel wire on the outside of hoist engine, it is described
Side of the auxiliary support plate away from auxiliary hoist engine is provided with the first motor, and the output end of the first motor by shaft coupling with it is auxiliary
Help hoist engine to connect, the auxiliary side of the hoist engine away from main winch is symmetrically installed with fixed plate, and two fixed plates it
Between adjustable plate is installed, the one end of the adjustable plate away from fixed plate extends to the outside of power box, above the adjustable plate
Power box external stability have vertical rod, and auxiliary guide wheels are installed between the vertical rod of both sides, and aid in one end of steel wire to wear
Cross auxiliary guide wheels and the lower section of crossbeam is extended to through adjustable plate, be hinged in the power box side wall immediately below the adjustable plate
There is damper, and the bottom of damper one end and adjustable plate away from power box is hinged, the power box is close to adjustable plate
The middle position of side is fixed with arc support rod, and master is provided with by bearing outside the power box between arc support rod
Directive wheel, and one end of king wire through main directive wheel and extends to the lower section of crossbeam, the power of the arc support rod side
Box house is provided with signal receiver, and arc support rod is provided with analysis inside the power box away from signal receiver side
Processing unit, and the input of the output end of signal receiver and analysis and processing unit is electrically connected with, the auxiliary steel wire is located at
Offset detector, and the input of the output end of offset detector and signal receiver are uniformly installed in the side wall of crossbeam bottom
It is electrically connected with, the center position of the below the crossbeam is provided with lifting body, and the top of lifting body is fixed with movable pulley, and king wire
Through movable pulley, U-shaped hook is all provided with the outer wall of the crossbeam both sides, and auxiliary steel wire is located at one end and the U-shaped of below the crossbeam
Hook is fixedly connected, and the center position of the lifting body bottom is provided with suspension hook, and the bottom of suspension hook is hinged with connecting pole, the company
The inclined upward for connecing post is provided with depression bar, and spring, and the one end of spring away from suspension hook are fixed with the suspension hook side wall of depression bar side
It is fixedly connected with depression bar, the depression bar is provided with baffle plate, and the axis of baffle plate and pressure in the suspension hook side wall away from baffle plate one end
The axis of bar overlaps.
Preferably, the both sides of the crossbeam bottom are all welded with support frame.
Preferably, the power box side wall of the main directive wheel opening position is provided with trapezoidal groove.
Preferably, the edge of the cross rail top is welded with guardrail, and is welded between adjacent barrier anti-at equal intervals
Guard bar.
Preferably, the bottom on the inside of the suspension hook is provided with deep-slotted chip breaker.
Preferably, the width of the baffle plate is more than depression bar width.
Compared with prior art, the beneficial effects of the utility model are：Symmetrically pacified by the both ends inside power box
Auxiliary support plate is filled, auxiliary hoist engine is installed by bearing on the madial wall between auxiliary support plate, aids in the surface of hoist engine
Winding auxiliary steel wire, installation first motor of the auxiliary support plate away from auxiliary hoist engine side, installation auxiliary is oriented between vertical rod
Wheel, the firmness of lifting body is improved, so as to improve the reliability of crane, by aiding in hoist engine away from master winch
The power box internal symmetry mounting plate of machine side, sets adjustable plate between fixed plate, the power box above adjustable plate
External stability vertical rod, installs auxiliary guide wheels between vertical rod, damper, arc are hinged in the power box side wall immediately below adjustable plate
Signal receiver, analysis and processing unit are installed respectively, auxiliary steel wire is located at crossbeam bottom inside the power box of shape support bar both sides
Offset detector is installed in the side wall at end, slow down the shaking degree of lifting body, improves the operating efficiency of crane, is led to simultaneously
Cross the center position in lifting body bottom and suspension hook is installed, the bottom of suspension hook is articulated and connected post, the inclined upward installation of connecting pole
Depression bar, fixed spring in the suspension hook side wall of depression bar side, depression bar are installed baffle plate in the suspension hook side wall away from baffle plate one end, avoided
The landing of object on suspension hook, improves the security of crane hook, and the utility model not only increases the work effect of crane
Rate, and the shaking degree of lifting body is slow down, avoid the landing of object on suspension hook.
Brief description of the drawings
Fig. 1 is structural representation of the present utility model；
Fig. 2 is side view of the present utility model；
Fig. 3 is partial top view of the present utility model；
Fig. 4 is power box inner side elevational view of the present utility model；
Fig. 5 is Suspension hook structure schematic diagram of the present utility model；
Fig. 6 is auxiliary guide wheels of the present utility model and vertical rod cooperation schematic diagram.
In figure：1- support frames；2- crossbeams；3- tracks；4- guardrails；5- offset detectors；6- power box；7- aids in elevator
Machine；The motors of 8- first；The main directive wheels of 9-；10- nut blocks；11- auxiliary support plates；12- aids in steel wire；13- screw rods；14- is protected
Bar；The motors of 15- second；16- movable pulleys；17-U shape hooks；18- lifting bodies；19- suspension hooks；20- king wires；21- fixed plates；22- is stood
Bar；23- adjustable plates；The motors of 24- the 3rd；25- main supporting plates；26- main winch；27- auxiliary guide wheels；28- signal receivers；
29- arc support rods；30- analysis and processing units；31- dampers；32- baffle plates；33- depression bars；34- springs；35- connecting poles.
Embodiment
Below in conjunction with the accompanying drawing in the utility model embodiment, the technical scheme in the embodiment of the utility model is carried out
Clearly and completely describing, it is clear that described embodiment is only the utility model part of the embodiment, rather than whole
Embodiment.Based on the embodiment in the utility model, those of ordinary skill in the art are not under the premise of creative work is made
The every other embodiment obtained, belong to the scope of the utility model protection.
Refer to Fig. 1-6, a kind of embodiment provided by the utility model：A kind of anti-rock gantry crane device, bag
Including crossbeam 2, track 3, power box 6, auxiliary steel wire 12 and king wire 20, the center position inside crossbeam 2 is provided with track 3,
Side inside track 3 is provided with the second motor 15, and the model of second motor 15 can be Y112M-2, the second motor 15 it is defeated
Go out end and screw rod 13 is provided with by shaft coupling, two pieces of nut blocks 10 are installed, and the top of two pieces of nut blocks 10 is consolidated on screw rod 13
Fixed dynamic casing 6, the side inside power box 6 are symmetrically installed with two pieces of main supporting plates 25, and two pieces of main supporting plates 25 it
Between main winch 26 is provided with by bearing, the outside of main winch 26 is wound with king wire 20, and main supporting plate 25 is away from master file
The side for raising machine 26 is provided with the 3rd motor 24, and the model of the 3rd motor 24 can be Y110L-2, and the output of the 3rd motor 24
End is connected by shaft coupling with main winch 26, and the both ends inside power box 6 are all symmetrically installed with two pieces of auxiliary support plates 11,
And auxiliary hoist engine 7 is provided with by bearing between two pieces of auxiliary support plates 11, the outside of auxiliary hoist engine 7 is wound with auxiliary steel
Silk 12, side of the auxiliary support plate 11 away from auxiliary hoist engine 7 are provided with the first motor 8, and the model of first motor 8 can be
Y90L-2, and the output end of the first motor 8 is connected by shaft coupling with auxiliary hoist engine 7, auxiliary hoist engine 7 is away from main winch
26 side is symmetrically installed with fixed plate 21, and adjustable plate 23 is provided between two fixed plates 21, and adjustable plate 23 is away from fixed
One end of plate 21 extends to the outside of power box 6, and the external stability of power box 6 of the top of adjustable plate 23 has vertical rod 22, and two
Auxiliary guide wheels 27 are installed between the vertical rod 22 of side, and aid in one end of steel wire 12 through auxiliary guide wheels 27 and through regulation
Plate 23 extends to the lower section of crossbeam 2, and damper 31, and damper are hinged with the side wall of power box 6 of the underface of adjustable plate 23
31 one end away from power box 6 and the bottom of adjustable plate 23 are hinged, and power box 6 is close to the centre position of the side of adjustable plate 23
Place is fixed with arc support rod 29, and main directive wheel 9 is provided with by bearing outside the power box 6 between arc support rod 29,
The side wall of power box 6 of the main opening position of directive wheel 9 is provided with trapezoidal groove, is easy to the rotation of main directive wheel 9, and king wire 20
One end is through main directive wheel 9 and extends to the lower section of crossbeam 2, and letter is provided with inside the power box 6 of the side of arc support rod 29
Number receiver 28, the model of the signal receiver 28 can be DM 500-S, and arc support rod 29 is away from the side of signal receiver 28
Power box 6 inside analysis and processing unit 30 is installed, and the output end of signal receiver 28 and analysis and processing unit 30
Input is electrically connected with, and auxiliary steel wire 12, which is located in the side wall of the bottom of crossbeam 2, is uniformly provided with offset detector 5, and offsets inspection
Survey the output end of device 5 to be electrically connected with the input of signal receiver 28, the center position of the lower section of crossbeam 2 is provided with lifting body
18, the top of lifting body 18 is fixed with movable pulley 16, and king wire 20 passes through movable pulley 16, is all set on the outer wall of the both sides of crossbeam 2
There is U-shaped hook 17, and aid in steel wire 12 to be located at one end of the lower section of crossbeam 2 and be fixedly connected with U-shaped hook 17, the center of the bottom of lifting body 18
Opening position is provided with suspension hook 19, and the bottom of the inner side of suspension hook 19 is provided with deep-slotted chip breaker, prevents object in the internal slide of suspension hook 19, suspension hook 19
Bottom be hinged with connecting pole 35, the inclined upward of connecting pole 35 is provided with depression bar 33, in the side wall of suspension hook 19 of the side of depression bar 33
Spring 34 is fixed with, and the one end of spring 34 away from suspension hook 19 is fixedly connected with depression bar 33, depression bar 33 is away from the one end of baffle plate 32
Baffle plate 32 is installed, the width of baffle plate 32 is more than the width of depression bar 33, is easy to the stop to depression bar 33, and baffle plate in the side wall of suspension hook 19
32 axis overlaps with the axis of depression bar 33, and the both sides of the bottom of crossbeam 2 are all welded with support frame 1, the edge at the top of crossbeam 2
Place is welded with guardrail 4, and equidistant fender rod 14 is welded between adjacent barrier 4.
Operation principle：When crane needs to move up and down, turned first by the motor 24 of 25 side of main supporting plate the 3rd
It is dynamic, drive the main winch 26 between main supporting plate 25 to rotate, the king wire 20 of the surface wrap of main winch 26 is passed through arc
Main directive wheel 9 between support bar 29 drives lifting body 18 to move, in turning by the first motor of side 8 of auxiliary support plate 11
It is dynamic, the rotation of the auxiliary hoist engine 7 between auxiliary support plate 11 is driven, the surface wrap of auxiliary hoist engine 7 is had auxiliary steel wire 12
By the auxiliary guide wheels 27 between vertical rod 22, band lifting body 18 moves, and completes the work that lifting moves up and down, when needing to adjust
During shaking volume, by aiding in steel wire 12 to be located at the bottom side wall offset detector 5 of crossbeam 2, the angle of skew is detected, will be examined
Data after survey are delivered to inside the remote signal receiver 28 of the side of arc support rod 29, by signal receiver 28 by number
Analyzed according to the analysis and processing unit 30 being transferred to inside power box 6, and be delivered to correction amount by processing unit 30
Inside damper 31 in the side wall of 23 underface power box of adjustable plate 6, cause to help damper 31 to adjust different inclined degrees,
The work of adjustment shaking volume is completed, when needing to increase security performance, is acted on, made by the elastic force of spring 34 in the side wall of suspension hook 19
The depression bar 33 of the be hinged connecting pole 35 in the bottom of suspension hook 19 cooperates with the baffle plate 32 in the side wall of suspension hook 19, completes increase security
The work of energy.
It is obvious to a person skilled in the art that the utility model is not limited to the details of above-mentioned one exemplary embodiment, and
And in the case of without departing substantially from spirit or essential attributes of the present utility model, it can realize that this practicality is new in other specific forms
Type.Therefore, no matter from the point of view of which point, embodiment all should be regarded as exemplary, and is nonrestrictive, this practicality is new
The scope of type limits by appended claims rather than described above, it is intended that the equivalency fallen in claim is contained
All changes in justice and scope are included in the utility model.Any reference in claim should not be considered as limitation
Involved claim.
Claims (6)
1. a kind of anti-rock gantry crane device, including crossbeam（2）, track（3）, power box（6）, auxiliary steel wire（12）
And king wire（20）, it is characterised in that：The crossbeam（2）Internal center position is provided with track（3）, track（3）Internal
Side is provided with the second motor（15）, second motor（15）Output end screw rod is provided with by shaft coupling（13）, screw rod
（13）On two pieces of nut blocks are installed（10）, and two pieces of nut blocks（10）Top be fixed with power box（6）, the headstock
Body（6）Internal side is symmetrically installed with two pieces of main supporting plates（25）, and two pieces of main supporting plates（25）Between installed by bearing
There is main winch（26）, the main winch（26）Outside be wound with king wire（20）, the main supporting plate（25）Away from main
Hoist engine（26）Side the 3rd motor is installed（24）, and the 3rd motor（24）Output end pass through shaft coupling and main winch
（26）Connection, the power box（6）Internal both ends are all symmetrically installed with two pieces of auxiliary support plates（11）, and two pieces of auxiliary branch
Fagging（11）Between auxiliary hoist engine is provided with by bearing（7）, aid in hoist engine（7）Outside be wound with auxiliary steel wire
（12）, the auxiliary support plate（11）Away from auxiliary hoist engine（7）Side the first motor is installed（8）, and the first motor（8）
Output end pass through shaft coupling with auxiliary hoist engine（7）Connection, the auxiliary hoist engine（7）Away from main winch（26）Side
It is symmetrically installed with fixed plate（21）, and two fixed plates（21）Between adjustable plate is installed（23）, the adjustable plate（23）It is remote
Fixed plate（21）One end extend to power box（6）Outside, the adjustable plate（23）The power box of top（6）Outside is solid
Surely there is vertical rod（22）, and the vertical rod of both sides（22）Between auxiliary guide wheels are installed（27）, and aid in steel wire（12）One end wear
Cross auxiliary guide wheels（27）And run through adjustable plate（23）Extend to crossbeam（2）Lower section, the adjustable plate（23）Move underface
Power casing（6）Damper is hinged with side wall（31）, and damper（31）Away from power box（6）One end and adjustable plate（23）
Bottom be hinged, the power box（6）Close to adjustable plate（23）The middle position of side is fixed with arc support rod（29）,
Arc support rod（29）Between power box（6）Outside is provided with main directive wheel by bearing（9）, and king wire（20）One
Hold through main directive wheel（9）And extend to crossbeam（2）Lower section, the arc support rod（29）The power box of side（6）It is interior
Portion is provided with signal receiver（28）, arc support rod（29）Away from signal receiver（28）The power box of side（6）It is internal
Analysis and processing unit is installed（30）, and signal receiver（28）Output end and analysis and processing unit（30）Input it is electrical
Connection, the auxiliary steel wire（12）Positioned at crossbeam（2）Offset detector is uniformly installed in the side wall of bottom（5）, and offset inspection
Survey device（5）Output end and signal receiver（28）Input be electrically connected with, the crossbeam（2）The center position of lower section is set
There is lifting body（18）, lifting body（18）Top be fixed with movable pulley（16）, and king wire（20）Through movable pulley（16）, it is described
Crossbeam（2）U-shaped hook is all provided with the outer wall of both sides（17）, and aid in steel wire（12）Positioned at crossbeam（2）One end of lower section and U-shaped hook
（17）It is fixedly connected, the lifting body（18）The center position of bottom is provided with suspension hook（19）, suspension hook（19）Bottom be hinged
There is connecting pole（35）, the connecting pole（35）Inclined upward depression bar is installed（33）, depression bar（33）The suspension hook of side（19）Side
Spring is fixed with wall（34）, and spring（34）Away from suspension hook（19）One end and depression bar（33）It is fixedly connected, the depression bar
（33）Away from baffle plate（32）The suspension hook of one end（19）Baffle plate is installed in side wall（32）, and baffle plate（32）Axis and depression bar
（33）Axis overlap.
A kind of 2. anti-rock gantry crane device according to claim 1, it is characterised in that：The crossbeam（2）Bottom
The both sides at end are all welded with support frame（1）.
A kind of 3. anti-rock gantry crane device according to claim 1, it is characterised in that：The main directive wheel
（9）The power box of opening position（6）Side wall is provided with trapezoidal groove.
A kind of 4. anti-rock gantry crane device according to claim 1, it is characterised in that：The crossbeam（2）Top
The edge in portion is welded with guardrail（4）, and adjacent barrier（4）Between be welded with equidistant fender rod（14）.
A kind of 5. anti-rock gantry crane device according to claim 1, it is characterised in that：The suspension hook（19）It is interior
The bottom of side is provided with deep-slotted chip breaker.
A kind of 6. anti-rock gantry crane device according to claim 1, it is characterised in that：The baffle plate（32）'s
Width is more than depression bar（33）Width.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201720733560.7U CN206842871U (en) | 2017-06-22 | 2017-06-22 | A kind of anti-rock gantry crane device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201720733560.7U CN206842871U (en) | 2017-06-22 | 2017-06-22 | A kind of anti-rock gantry crane device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN206842871U true CN206842871U (en) | 2018-01-05 |
Family
ID=60801743
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201720733560.7U Expired - Fee Related CN206842871U (en) | 2017-06-22 | 2017-06-22 | A kind of anti-rock gantry crane device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN206842871U (en) |
Cited By (11)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108116981A (en) * | 2018-01-27 | 2018-06-05 | 芜湖市洪源新材料有限公司 | A kind of foam finished product Xun Huan lifting transport system |
| CN108502767A (en) * | 2018-03-08 | 2018-09-07 | 杨煜海 | A kind of industrial lifting appliance |
| CN109279492A (en) * | 2018-12-17 | 2019-01-29 | 宁波斯凯勒智能科技有限公司 | A kind of industrial plant safety-type hoisting transportation purlin vehicle |
| CN110451405A (en) * | 2019-06-28 | 2019-11-15 | 佳力机械股份有限公司 | Crane loop chain only shakes device and loop chain lifting equipment |
| CN110498350A (en) * | 2019-08-30 | 2019-11-26 | 石家庄建工集团有限公司 | A kind of multifunctional safe building tower crane |
| CN110668332A (en) * | 2018-07-02 | 2020-01-10 | 合肥恒谦信息科技有限公司 | High stability cantilever crane for building |
| CN111547624A (en) * | 2020-05-11 | 2020-08-18 | 高丽媛 | Hoisting device for household appliance manufacturing |
| CN112239156A (en) * | 2020-11-04 | 2021-01-19 | 常德市荣程机械有限公司 | Tower crane lifting hook stop device |
| CN113636471A (en) * | 2021-10-18 | 2021-11-12 | 南通中远重工有限公司 | Portal crane with double-support-rod cooperative buffering structure |
| CN115849188A (en) * | 2022-12-23 | 2023-03-28 | 江苏多乐热能设备有限公司 | Portable tower crane is used in material processing |
| CN116924247A (en) * | 2023-09-15 | 2023-10-24 | 河南中冶起重机集团有限公司 | Dual-purpose double-beam bridge crane with hoisting mechanism and electric hoist |
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2017
- 2017-06-22 CN CN201720733560.7U patent/CN206842871U/en not_active Expired - Fee Related
Cited By (14)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108116981A (en) * | 2018-01-27 | 2018-06-05 | 芜湖市洪源新材料有限公司 | A kind of foam finished product Xun Huan lifting transport system |
| CN108502767A (en) * | 2018-03-08 | 2018-09-07 | 杨煜海 | A kind of industrial lifting appliance |
| CN110668332A (en) * | 2018-07-02 | 2020-01-10 | 合肥恒谦信息科技有限公司 | High stability cantilever crane for building |
| CN109279492A (en) * | 2018-12-17 | 2019-01-29 | 宁波斯凯勒智能科技有限公司 | A kind of industrial plant safety-type hoisting transportation purlin vehicle |
| CN110451405A (en) * | 2019-06-28 | 2019-11-15 | 佳力机械股份有限公司 | Crane loop chain only shakes device and loop chain lifting equipment |
| CN110498350A (en) * | 2019-08-30 | 2019-11-26 | 石家庄建工集团有限公司 | A kind of multifunctional safe building tower crane |
| CN111547624A (en) * | 2020-05-11 | 2020-08-18 | 高丽媛 | Hoisting device for household appliance manufacturing |
| CN112239156A (en) * | 2020-11-04 | 2021-01-19 | 常德市荣程机械有限公司 | Tower crane lifting hook stop device |
| CN112239156B (en) * | 2020-11-04 | 2023-03-10 | 常德市荣程机械有限公司 | Tower crane lifting hook stop device |
| CN113636471A (en) * | 2021-10-18 | 2021-11-12 | 南通中远重工有限公司 | Portal crane with double-support-rod cooperative buffering structure |
| CN113636471B (en) * | 2021-10-18 | 2021-12-21 | 南通中远重工有限公司 | Portal crane with double-support-rod cooperative buffering structure |
| CN115849188A (en) * | 2022-12-23 | 2023-03-28 | 江苏多乐热能设备有限公司 | Portable tower crane is used in material processing |
| CN115849188B (en) * | 2022-12-23 | 2023-09-01 | 江苏多乐热能设备有限公司 | Mobile tower crane for material processing |
| CN116924247A (en) * | 2023-09-15 | 2023-10-24 | 河南中冶起重机集团有限公司 | Dual-purpose double-beam bridge crane with hoisting mechanism and electric hoist |
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