CN106241622B - Mobile crane - Google Patents
Mobile crane Download PDFInfo
- Publication number
- CN106241622B CN106241622B CN201610663843.9A CN201610663843A CN106241622B CN 106241622 B CN106241622 B CN 106241622B CN 201610663843 A CN201610663843 A CN 201610663843A CN 106241622 B CN106241622 B CN 106241622B
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- Prior art keywords
- shaft
- counter
- slideway
- jib
- arm
- 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.)
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Classifications
-
- 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
- B66C23/42—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 jibs of adjustable configuration, e.g. foldable
-
- 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
- B66C23/64—Jibs
-
- 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
- B66C23/72—Counterweights or supports for balancing lifting couples
-
- 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
- B66C23/72—Counterweights or supports for balancing lifting couples
- B66C23/74—Counterweights or supports for balancing lifting couples separate from jib
Landscapes
- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Jib Cranes (AREA)
Abstract
Mobile crane, it is related to a kind of crane, including pedestal, organic bar is set on pedestal, first shaft is provided on machine bar, rotation is provided with counter-jib in first shaft, movement is provided with sliding sleeve on counter-jib, second shaft is provided on the sliding sleeve, rotation is provided with lifting arm in second shaft, it is also slided on machine bar and is provided with supporting sleeve, the third shaft is provided on supporting sleeve, support arm is provided in third shaft, it is slided on lifting arm and is provided with fixing sleeve, fourth shaft is provided on fixing sleeve, the fourth shaft connection support arm, counter-jib bottom end is provided with dismountable counter-balanced carriage, lifting arm top is provided with ground jack.Compared with prior art, the crane arm that this loop wheel machine can be adjusted can need the height sling and location to adjust hoisting moment, loop wheel machine is kept to stablize according to playing the weight of weight, playing weight.Greatly improve the basic lifting performance of loop wheel machine and multi-environment applicability.
Description
Technical field
The present invention relates to a kind of crane, especially a kind of mobilecrane.
Background technology
Loop wheel machine is the popular address of crane, is had widely in a series of heavy industry products such as ship, equipment, machinery, mold
Using.Divide from size, loop wheel machine is divided into small loop wheel machine and big loop wheel machine, and big loop wheel machine is essentially fixed, and small loop wheel machine is essentially movable type.
Small loop wheel machine is also known as suspension transferring machine, Minitype swing machine, portable lifting and carrying machine.It is a kind of function admirable, using extremely wide minicomputer
Tool equipment.It is generally applicable to all trades and professions.For building field, small loop wheel machine is suitable for the lifting job of skyscraper, all
Such as length and width materials such as various construction materials, the handling of various art works, plank, the woodwork plates particularly carried to corridor inconvenience
With more its unique advantage.But compared to fixed large-scale crane, small-sized crane not only can not show a candle to large size in handling amount
Loop wheel machine is also nothing like in the stability of entire loop wheel machine, because of the difference of fixed form, once small-sized crane misoperation is non-
It is often susceptible to and topples, cause the accident.
Invention content
The present invention provides Mobile crane, the crane arm that this loop wheel machine can be adjusted, energy for deficiency of the prior art
According to playing the weight of weight, playing height and location adjusting hoisting moment that weight needs are sling, loop wheel machine is kept to stablize.
Greatly improve the basic lifting performance of loop wheel machine and multi-environment applicability.
In order to solve the above-mentioned technical problem, the present invention is addressed by following technical proposals：Mobile crane, the bottom of including
Seat sets organic bar on the pedestal, is provided with first shaft on the machine bar, in the first shaft rotation be provided with flat
Weigh arm, on the counter-jib movement be provided with sliding sleeve, second shaft is provided on the sliding sleeve, in the second shaft
Rotation is provided with lifting arm, is also slided on the machine bar and is provided with supporting sleeve, the third shaft, institute are provided on the supporting sleeve
Support arm is provided in the third shaft stated, is slided on the lifting arm and is provided with fixing sleeve, be provided on the fixing sleeve
Fourth shaft, the fourth shaft connection support arm, the counter-jib bottom end is provided with dismountable counter-balanced carriage, institute
The lifting arm top stated is provided with ground jack.
In above-mentioned technical proposal, it is preferred that turntable is provided on the pedestal, the machine bar is arranged on described turn
On disk.
In above-mentioned technical proposal, it is preferred that first slideway is provided on the counter-jib, the first slideway both sides are uniform
It is provided with several first and fixes tooth, be provided on the sliding sleeve and fix the matched first buckle of tooth with the first.
In above-mentioned technical proposal, it is preferred that second slideway is provided on the lifting arm, the second slideway both sides are uniform
It is provided with several second and fixes tooth, be provided on the fixing sleeve and fix the matched second buckle of tooth with the second.
In above-mentioned technical proposal, it is preferred that the third slideway is provided on the machine bar, the third slideway both sides are uniformly set
Several the third fixation teeth are equipped with, is provided on the supporting sleeve and described third fixes matched third buckle of tooth.
In above-mentioned technical proposal, it is preferred that the counter-balanced carriage includes the counterweight shaft being arranged on the counter-jib, described
Rotation is provided with connection strap in counterweight shaft, and the connection strap connects counterweight basket.
In above-mentioned technical proposal, it is preferred that the ground jack includes the coiler for being arranged on lifting arm top, the winding
Drawstring is placed in device, the drawstring top is provided with dismountable drag hook.
The present invention is a kind of Mobile crane, and Mobile crane is frequently necessary to be lifted in the landform of various complexity,
Such as slope, sand ground etc., lifted in these landform just will appear it is fixed loosely, the situation of crank, this will be right
The Lifting Capacity of loop wheel machine causes greatly to weaken, while also reduces the safety of lifting.Jenny in the present invention has
Adjustable counter-jib, support arm and lifting arm, can be according to the weight of weight and the fixed position of jenny before lifting
Carry out the length relationship between adjustment arm, support arm and lifting arm, to form most suitably used hoisting moment, can not only cause
Entire hoisting process is stablized, moreover it is possible to which relatively existing loop wheel machine significantly improves lifting amount.
Compared with prior art, the crane arm that this loop wheel machine can be adjusted can be hung according to playing the weight of weight, playing weight needs
The height risen and location adjust hoisting moment, and loop wheel machine is kept to stablize.Greatly improve loop wheel machine plays principal characteristic substantially
It can be with multi-environment applicability.
Description of the drawings
Schematic diagram when Fig. 1 is movement of the present invention.
Fig. 2 installs fixed pin schematic diagram additional when being present invention work.
Fig. 3 installs fixed column schematic diagram additional when being present invention work.
Fig. 4 installs sucker schematic diagram additional when being present invention work.
Fig. 5 is schematic top plan view of the present invention.
Fig. 6 is schematic diagram at Fig. 1-A partial enlargements of the present invention.
Fig. 7 is schematic diagram at Fig. 1-B partial enlargements of the present invention.
Fig. 8 is schematic diagram at Fig. 1-C partial enlargements of the present invention.
Specific embodiment
The present invention is described in further detail with specific embodiment below in conjunction with the accompanying drawings.
Embodiment one：As shown in Figures 1 to 8, a kind of Mobile crane including pedestal 1, is provided on the pedestal 1
Turntable 2 sets organic bar 3 on the turntable 2, uniform circular is gone back on the turntable 2 is provided with several connection machine bars 3 and rise
To the support bar 31 of fixed function.Be provided with first shaft 39 on the machine bar 3, in the first shaft 39 rotation be provided with flat
Weigh arm 4, is provided with first slideway 41 on the counter-jib 4,41 both sides of first slideway are evenly arranged with several first and fix
Tooth 42, first are fixed the line centered on first slideway 41 of tooth 42 and are aligned.Movement is provided with sliding sleeve 43 on the counter-jib 4, slides
Set 43 can slide on first slideway 41, and the first buckle fixed tooth 42 with the first and be fixed to each other is provided on 43 both sides of sliding sleeve
45.Second shaft 44 is provided on the sliding sleeve 43, is rotated in the second shaft 44 and is provided with lifting arm 5.Described rises
Second slideway 51 is provided on arm 5,51 both sides of second slideway are evenly arranged with several second and fix tooth 52, and second fixes tooth 52
Line is aligned centered on second slideway 51.It is slided on the lifting arm 5 and is provided with fixing sleeve 53, fixing sleeve 53 is on second slideway 51
Sliding, 53 both sides of fixing sleeve are provided with the second buckle 55 fixed tooth 52 with the second and be fixed to each other.The fixing sleeve 53 is set
There is fourth shaft 54.It is provided with the third slideway 31 on the machine bar 3, it is third solid that 31 both sides of the third slideway are evenly arranged with several
Fixed tooth 32, third, which fixes the line centered on the third slideway 31 of tooth 32, is aligned.It is also slided on the machine bar 3 and is provided with supporting sleeve 33, propped up
Support set 33 slides on the third slideway 31, and 33 both sides of supporting sleeve are provided with the third buckle 35 being fixed to each other with the described third fixation tooth 32.
The third shaft 34 is provided on the supporting sleeve 33.Support arm 6 is provided between third shaft 34 and fourth shaft 54.
4 bottom end of counter-jib is provided with dismountable counter-balanced carriage 8, and counter-balanced carriage 8 includes being arranged on counter-jib 4
Counterweight shaft 81, in counterweight shaft 81 rotation be provided with connection strap 82, connection strap 82 connects counterweight basket 83.The lifting arm 5
Top is provided with ground jack 9, and ground jack 9 includes the coiler 91 for being arranged on 5 top of lifting arm, drawstring is placed in coiler 91
92,92 top of drawstring is provided with dismountable drag hook 93.
It is provided on the pedestal 1 and branch is folded for several of the distribution of center of circle uniform circular and activity with the machine bar 3
Dagger 7 is provided with several and the 7 matched notch 12 of folding support column on the pedestal 1.The folding support
Column 7 includes first folding column 71 and second folding column, and folding rotary shaft 73, institute are provided between the first folding column 71 and second folding column
First fixed pin 74 is provided on the folding rotary shaft 73 stated.7 end set of folding support column has fixed mechanism, and described consolidates
Determine mechanism and include fixed rotating shaft 72, be provided with second fixed pin 75 on the fixed rotating shaft 72, set on the fixed rotating shaft 72
It is equipped with dismountable fixed pin 101 or dismountable sucker 103 or dismountable fixed column 102.1 bottom of the pedestal setting
There is dismountable universal wheel 11.
When not needing to work, pedestal 1 is additionally arranged at the bottom universal wheel 11, in order to movement.In general it is steady in order to keep advancing
Determine with smooth, 4 universal wheels 11 are uniformly installed additional in 1 bottom of pedestal.The receipts for accommodating universal wheel 11 can also be set in pedestal 1
Receive slot.Then the fixing device on folding support column 7 is removed, folding support column 7 to be facilitated to be retracted on pedestal 1.Fold branch
Dagger 7 is fixed by first fixed pin 74, prevents first folding column 71 and second folding column between advancing from mutually swinging.In this state originally
Invention can carry out dragging transport, if it is necessary, driving motor can also be installed additional in pedestal 1, ten thousand are driven by driving motor
To wheel 11, this loop wheel machine automatic moving is allowed.It needs in use, this loop wheel machine is first moved to lifting position.Because this loop wheel machine exclusively for
The fixed form of different terrain is optimized so that this loop wheel machine is suitable for various landform.In general, this loop wheel machine has been moved to
After hanging position, hydraulic column 13 is put down, to remove universal wheel 11.Then first fixed pin 74 is unclamped, allows folding support column 7 by lacking
Mouth 12 reaches the additional fixation of outer progress, subsequently withdraws hydraulic column 13 and pedestal 1 is allowed to contact ground.Because the folding of this loop wheel machine
7 uniform circular of support column is distributed on pedestal 1, can arbitrarily be stretched out to multiple directions, while can choose to install adaptation not
With the fixed mechanism of floor type so that this loop wheel machine can be fixed under severe ground environment.Such as on the slope, it is
It prevents from toppling during work, fixed pin 101 can be installed additional on fixed rotating shaft 72, by the way that fixed pin 101 is inserted into ground
Stronger fixation is carried out under face, this fixing means is also applied for the soft sand ground in soil, muddy ground, meadow etc..If ground
Face is uneven, and entire loop wheel machine is unstable after the placement of pedestal 1, can also be fixed by folding support column 7, and entire loop wheel machine is allowed to keep
Balance and stability.Because folding support column 7 can install fixed pin 101, sucker 103, fixed column 102 additional or other are various types of
Fixing piece as long as having space pedestal for placed 1 and folding support column 7 can be allowed to stretch out, can make this loop wheel machine obtain preferable stabilising surface.I.e.
Make to be that level land is placed, as long as folding support column 7 is allowed, which to stretch out contact ground, will improve the stability of this loop wheel machine, this loop wheel machine can be allowed
Load is improved with stability.Certainly, the fixation of folding support column 7 need not be carried out when fixing, being also by the fixation of pedestal 1 only can
Capable.
After the completion of pedestal 1 is placed, fixed according to the weight of lifting object, the height of lifting object, the weight of breeding and loop wheel machine
Stasiofax calculate hoisting moment safe range and best hoisting moment, then adjustment arm 4, lifting arm 5 and support arm 6
Between hoisting moment in hoisting moment safe range and closest to best hoisting moment.The adjusting of counter-jib 4 mainly passes through
First shaft 39 on machine bar 3, first shaft 39 can be electrically driven (operated) electric rotation shafts.The adjusting of lifting arm 5 mainly passes through counter-jib 4
On sliding sleeve 43.Between first slideway 41 and sliding sleeve 43 on counter-jib 4 can be chain structure, and driving device is arranged on
In counter-jib 4, sliding sleeve 43 is allowed to be moved on first slideway 41 by driving device, the first buckle 45 on sliding sleeve 43 may be
It is automatically controlled, after being moved to target location, it can both lock first and fix the fixation that tooth 42 carries out sliding sleeve 43, be arranged on sliding sleeve 43
Second shaft 44 can be electrically driven (operated) electric rotation shaft, second shaft 44 controls the rotation of lifting arm 5.The mobile needs of support arm 6
Fixing sleeve 53 and supporting sleeve 33 are carried out at the same time.It can be chain to be provided on lifting arm 5 between second slideway 51 and fixing sleeve 53
Structure, driving device are arranged in lifting arm 5, fixing sleeve 53 are allowed to be moved on second slideway 51 by driving device, fixing sleeve 53
On second buckle 55 or automatically controlled, after being moved to target location, can both lock second and fix tooth 52 set 53 is fixed
Fixed, the fourth shaft 54 being arranged on fixing sleeve 53 can be electrically driven (operated) electric rotation shaft, and fourth shaft 54 controls turning for support arm 6
It is dynamic.It can be chain structure to be provided on machine bar 3 between third slideway 31 and supporting sleeve 33, and driving device is arranged in machine bar 3,
Supporting sleeve 33 is allowed to be moved on the third slideway 31 by driving device, the third buckle 35 or automatically controlled, movement on supporting sleeve 33
To after target location, the fixation that the third fixation tooth 32 is supported set 33, the third shaft being arranged on supporting sleeve 33 can have both been locked
34 can be electrically driven (operated) electric rotation shaft, and the third shaft 34 controls the rotation of support arm 6.Package unit can be very if being driven for electricity
Readily counter-jib 4, lifting arm 5 and support arm 6 are adjusted.
Counter-jib 4, lifting arm 5 and support arm 6 place breeding after the completion of adjusting in counterweight basket 83, it is however generally that counter-balanced carriage
8 be dismountable, is dismantled in transit, is installed in use.Lifting object is risen by ground jack 9 after the completion of all working
Weight, turntable 2 carry out the rotation of machine bar 3.After the completion of lifting, dismounting counterweight basket 83 packs up folding support column 7, by putting down hydraulic pressure
Column 13 installs universal wheel 11.Then this loop wheel machine can easily just be transported.
Claims (7)
1. Mobile crane, including pedestal（1）, the pedestal（1）The upper organic bar of setting（3）, it is characterized in that, the machine bar
（3）On be provided with first shaft（39）, the first shaft（39）Upper rotation is provided with counter-jib（4）, the counter-jib（4）On
Movement is provided with sliding sleeve（43）, the sliding sleeve（43）On be provided with second shaft（44）, the second shaft（44）It is upper to turn
It is dynamic to be provided with lifting arm（5）, the machine bar（3）On also slide be provided with supporting sleeve（33）, the supporting sleeve（33）On set
It is equipped with the third shaft（34）, third shaft（34）On be provided with support arm（6）, the lifting arm（5）Upper slip is provided with
Fixing sleeve（53）, the fixing sleeve（53）On be provided with fourth shaft（54）, the fourth shaft（54）The connection support
Arm（6）, the counter-jib（4）Bottom end is provided with dismountable counter-balanced carriage（8）, the lifting arm（5）Top is provided with
Ground jack（9）.
2. Mobile crane according to claim 1, it is characterized in that, the pedestal（1）On be provided with turntable（2）, institute
The machine bar stated（3）It is arranged on the turntable（2）On.
3. Mobile crane according to claim 1, it is characterized in that, the counter-jib（4）On be provided with first slideway
（41）, the first slideway（41）Both sides are evenly arranged with several first and fix tooth（42）, the sliding sleeve（43）Upper setting
Have and fix tooth with the first（42）Matched first buckle（45）.
4. Mobile crane according to claim 1, it is characterized in that, the lifting arm（5）On be provided with second slideway
（51）, the second slideway（51）Both sides are evenly arranged with several second and fix tooth（52）, the fixing sleeve（53）Upper setting
Have and fix tooth with the second（52）Matched second buckle（55）.
5. Mobile crane according to claim 1, it is characterized in that, the machine bar（3）On be provided with the third slideway（31）,
Third slideway（31）Both sides are evenly arranged with several the third fixation teeth（32）, the supporting sleeve（33）On be provided with and institute
State the third fixation tooth（32）Matched third buckle（35）.
6. Mobile crane according to claim 1, it is characterized in that, the counter-balanced carriage（8）Including being arranged on the balance
Arm（4）On counterweight shaft（81）, the counterweight shaft（81）Upper rotation is provided with connection strap（82）, the connection strap（82）Even
Connect counterweight basket（83）.
7. Mobile crane according to claim 1, it is characterized in that, the ground jack（9）Including being arranged on lifting arm（5）
The coiler on top（91）, the coiler（91）Inside it is placed with drawstring（92）, the drawstring（92）Top is provided with detachably
Drag hook（93）.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201610663843.9A CN106241622B (en) | 2016-08-15 | 2016-08-15 | Mobile crane |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201610663843.9A CN106241622B (en) | 2016-08-15 | 2016-08-15 | Mobile crane |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN106241622A CN106241622A (en) | 2016-12-21 |
| CN106241622B true CN106241622B (en) | 2018-06-19 |
Family
ID=57591483
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201610663843.9A Active CN106241622B (en) | 2016-08-15 | 2016-08-15 | Mobile crane |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN106241622B (en) |
Families Citing this family (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106495006A (en) * | 2016-12-30 | 2017-03-15 | 三海洋重工有限公司 | Bank bridge and handling system |
| CN107139209A (en) * | 2017-05-31 | 2017-09-08 | 苏州优银机械有限公司 | Multifunctional rotary lifting machine arm |
| CN107175687A (en) * | 2017-06-01 | 2017-09-19 | 苏州优银机械有限公司 | Multifunctional rotary double end mechanical arm |
| CN114408740B (en) * | 2022-03-28 | 2022-06-07 | 南通德众科技发展有限公司 | High stability marine truss-like order of gram is hung davit |
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| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101068744A (en) * | 2004-12-03 | 2007-11-07 | 曼尼托沃克起重机德国有限公司 | Vehicle crane |
| CN201280396Y (en) * | 2008-06-16 | 2009-07-29 | 韩振新 | Miniature movable high-rise feeding device |
| CN203529789U (en) * | 2013-10-18 | 2014-04-09 | 谭武军 | Multi-purpose agricultural electrical work vehicle |
| CN204355989U (en) * | 2014-12-31 | 2015-05-27 | 梅县梅雁旋窑水泥有限公司 | A kind of general combined type balance crane |
| CN204847866U (en) * | 2015-08-29 | 2015-12-09 | 河南真牛起重机有限公司 | Simple and easy movable portable crane |
Family Cites Families (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPH10338468A (en) * | 1997-06-04 | 1998-12-22 | Maeda Seisakusho:Kk | Self-traveling crane |
-
2016
- 2016-08-15 CN CN201610663843.9A patent/CN106241622B/en active Active
Patent Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101068744A (en) * | 2004-12-03 | 2007-11-07 | 曼尼托沃克起重机德国有限公司 | Vehicle crane |
| CN201280396Y (en) * | 2008-06-16 | 2009-07-29 | 韩振新 | Miniature movable high-rise feeding device |
| CN203529789U (en) * | 2013-10-18 | 2014-04-09 | 谭武军 | Multi-purpose agricultural electrical work vehicle |
| CN204355989U (en) * | 2014-12-31 | 2015-05-27 | 梅县梅雁旋窑水泥有限公司 | A kind of general combined type balance crane |
| CN204847866U (en) * | 2015-08-29 | 2015-12-09 | 河南真牛起重机有限公司 | Simple and easy movable portable crane |
Also Published As
| Publication number | Publication date |
|---|---|
| CN106241622A (en) | 2016-12-21 |
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