CN106429532B - Swinging waterpower ship unloaders - Google Patents
Swinging waterpower ship unloaders Download PDFInfo
- Publication number
- CN106429532B CN106429532B CN201610895033.6A CN201610895033A CN106429532B CN 106429532 B CN106429532 B CN 106429532B CN 201610895033 A CN201610895033 A CN 201610895033A CN 106429532 B CN106429532 B CN 106429532B
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- China
- Prior art keywords
- arm support
- assembly
- wheel
- connect
- slush pump
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- 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
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B65—CONVEYING; PACKING; STORING; HANDLING THIN OR FILAMENTARY MATERIAL
- B65G—TRANSPORT OR STORAGE DEVICES, e.g. CONVEYORS FOR LOADING OR TIPPING, SHOP CONVEYOR SYSTEMS OR PNEUMATIC TUBE CONVEYORS
- B65G67/00—Loading or unloading vehicles
- B65G67/60—Loading or unloading ships
- B65G67/606—Loading or unloading ships using devices specially adapted for bulk material
Abstract
The invention discloses a kind of swinging waterpower ship unloaders, including luffing mechanism, swing mechanism and arm support, at least provided with a slush pump on the arm support, the arm support is connect with one end of the swing mechanism, and connect with the other end of the swing mechanism by the luffing mechanism, the slush pump is equipped with mud channel system and clear water pipeline system, under working condition, it is driven by the swing mechanism, the luffing mechanism and the arm support can be rotated around the rotary shaft of the swing mechanism.The present invention is unloaded using the waterpower mode that traditional ship unloaders never use, bulk material unloading is carried out using waterpower, and dustlessization unloading may be implemented, the dust pollution phenomenon of bulk cargo harbour is efficiently controlled, cooperation swing mechanism and luffing mechanism can achieve the purpose that mechanization production, high efficiency unloading, ship type of different sizes can also be adapted to by changing pitch angle, be more suitable for unloading the bulk cargo than great, moisture is high, particle is small than traditional ship unloaders.
Description
Technical field
The present invention relates to a kind of bulk material waterpower cargo unloader, be particularly suitable for water content is big, granularity is smaller concentrate,
The unloading of the bulk materials such as cleaned coal.
Background technology
Ship unloaders are the important equipments of large-scale bulk cargo harbour, and decisive role is played to the operation at bulk cargo harbour.But bulk cargo
Type is various, and granularity, humidity, salt content etc. are not quite similar, currently, can fully meet all kinds without a certain ship unloaders
The ship-discharging operation of bulk cargo.Traditional ship unloaders include：Pneumatic ship unloader, grab bucket ship unloader, continuous ship discharging machine and screw ship unloader,
Pneumatic ship unloader is suitable for powder, and grab bucket ship unloader, continuous ship discharging machine and screw ship unloader are suitable for lower piece of water content
Shape bulk cargo.There is a kind of seabed ore in sand form, the material salt content in harbour recently in excavation with the mankind to new mineral resources
Greatly, particle is tiny, moisture is high, density is big.If a large amount of spreadings, sizing can be caused to cannot be satisfied using traditional ship unloaders unloading
Environmental requirement, and ship unloaders can be caused to paralyse, seriously affect the normal operation of harbour.
Therefore a kind of novel ship unloaders of market in urgent need, can adapt to that particle is tiny, moisture is high, the unloading of the big material of density
Operation solves the problems, such as that the feature of environmental protection present in the prior art is poor, unload period length.
Invention content
A large amount of spreadings, sizing can be caused to can not meet environmental requirement according to traditional ship unloaders unloading set forth above, and
And the technical issues of ship unloaders being caused to paralyse, seriously affecting the normal operation of harbour, and a kind of swinging waterpower unloading is provided
Machine.
The technological means that the present invention uses is as follows：
A kind of swinging waterpower ship unloaders, it is characterised in that：Including luffing mechanism, swing mechanism and arm support, the arm support
On at least provided with a slush pump；
The arm support is connect with one end of the swing mechanism, and passes through the another of the luffing mechanism and the swing mechanism
One end connects；
The slush pump is equipped with mud channel system and clear water pipeline system；
It under working condition, is driven by the swing mechanism, the luffing mechanism and the arm support can be around the turn-around machines
The rotary shaft of structure rotates.
The swing mechanism includes adhesion wheel group, driven wheel group, the equalizer bar being connect with the luffing mechanism, revolution
Frame and pivot axis；
The adhesion wheel group includes adhesion wheel positioning sleeve, the assembly of adhesion wheel vertical shaft, the assembly of adhesion wheel axletree
With adhesion wheel driving motor, the adhesion wheel vertical shaft fit through adhesion wheel bearing block and adhesion wheel bearing with it is described
Adhesion wheel axletree assembly connection, adhesion wheel axletree assembly both ends are respectively equipped with the assembly of adhesion wheel wheel, institute
The one end for stating the assembly of adhesion wheel axletree is connect by adhesion wheel drive connection axis with the adhesion wheel driving motor；
The driven wheel group includes driven wheel positioning sleeve, the assembly of driven wheel vertical shaft and driven wheel axletree dress
Match, the driven wheel vertical shaft fits through driven wheel bearing block and driven wheel bearing and filled with the driven wheel axletree
With connection, driven wheel axletree assembly both ends are respectively equipped with the assembly of driven wheel wheel；
The equalizer bar includes upper beam and bottom end rail, is connected by multiple supporting legs between the upper beam and the bottom end rail
It connects, the both ends of the upper beam are assembled respectively by sleeve and the adhesion wheel vertical shaft and driven wheel vertical shaft assembly connects
It connects to form revolute pair, the sleeve part housing is stretched out in the adhesion wheel vertical shaft assembly the adhesion wheel positioning sleeve, institute
Stating the driven wheel vertical shaft assembly stretching sleeve part housing has the driven wheel positioning sleeve；
The reversing frame includes the reversing frame front end, reversing frame rear end and reversing frame otic placode welded together, the revolution
Frame front end is connect with the equalizer bar；
The pivot axis includes pivot axis otic placode, mandrel, mandrel positioning sleeve, gusset and support base, and the mandrel is fixed
Position set is welded with the gusset, and is connect with the support base by bolt, and the pivot axis otic placode is welded with the mandrel,
And connect to form revolute pair with the mandrel positioning sleeve by the mandrel, the pivot axis otic placode is equipped with and the arm support
The arm support hinged shaft of connection, the pivot axis otic placode are connect by reversing frame hinged shaft with the reversing frame otic placode, the turn-around machine
The rotary shaft of structure is the mandrel.
The luffing mechanism includes the hydraulic system of movable stand, rotating turret and the connection movable stand and the rotating turret,
The rotating turret connect to form revolute pair by equalizer bar otic placode with the bottom end rail, and the movable stand passes through pitching otic placode and institute
It states arm support to connect to form revolute pair, the rotating turret is equipped with positioning pin, and the downlink point for limiting the movable stand is described fixed
Position pin is fixed by bolt and washer with the rotating turret；
The arm support includes the arm support leading portion connected by bolt, nuts and washers and arm support back segment, the arm support leading portion
Front end be equipped with slush pump hanger lifting lug and the pitching otic placode successively, the rear end of the arm support back segment is equipped with mandrel otic placode, institute
It states mandrel otic placode and forms revolute pair with the arm support stud connection；
The slush pump is connect by slush pump hanger with the slush pump hanger lifting lug；
The slush pump is equipped with the clear water interface with the clear water pipeline system connectivity, the clear water interface and the mud
Slurry pipe-line system is connected to the nozzle of the slush pump, and reamer is equipped in the nozzle；
Under working condition, the hydraulic system drives the relatively described rotating turret sliding of the movable stand, make the arm support around
The arm support hinged shaft rotation, so as to adjust the height of the slush pump.
Also by turning round connection beam connection between the reversing frame front end and the equalizer bar.
After the barge of delivery ore in sand form pulls in shore, swinging waterpower ship unloaders are contacted slush pump with ore in sand form by luffing mechanism.
Then, starting clear water pipeline system to mud water supplying pump, flow enters clear water interface, is entered in cabin by nozzle is spouting,
Sand heap below slush pump is sprayed into a small puddle.Then start slush pump, it, will be in puddle by the stirring action of reamer
Ore in sand form stirs to form mortar, while slush pump picks up mortar, and mud is sent to harbour rear by mud channel system, realizes
Unloading.
Swinging waterpower ship unloaders are unloaded by the way of being layered feeding, slush pump are sunk to cabin first, and protect
Certain altitude is held, is changed using swing mechanism with the reduction of the material of cabin interior suction shots in the fixed point suction of the side of hatch
The position of slush pump suction point.When starting adhesion wheel driving motor, the rotation of adhesion wheel group drives driven wheel group together
Movement can make swinging waterpower ship unloaders are whole to do fixed-axis rotation around pivot axis, to drive slush pump along camber line rail
Mark moves horizontally, and when slush pump moves on to the other side of hatch by the side of hatch, stops adhesion wheel driving motor, completes the
The unloading of one layer of ore in sand form.
At this moment it utilizes luffing mechanism to reduce arm support (7) height, until slush pump is contacted again until ore in sand form, stops pitching
Mechanism action, height herein is kept by slush pump, and suction is pinpointed in the other side of hatch.With the material of cabin interior suction shots
It reduces, is again started up the position that adhesion wheel driving motor (reversion) changes slush pump suction point, makes slush pump along camber line rail
Mark moves horizontally, and until slush pump moves on to starting point, stops adhesion wheel driving motor, completes a feeding cycle.
So circulation is gone down until ore in sand form is unsnatched in cabin.
The present invention has the following advantages：
1, the waterpower mode never used using traditional ship unloaders is unloaded, and the present invention carries out bulk material using waterpower
Dustlessization unloading may be implemented in unloading, has efficiently controlled the dust pollution phenomenon of bulk cargo harbour.
2, coordinate swing mechanism and luffing mechanism that can achieve the purpose that mechanization production, high efficiency unloading, can also lead to
It crosses and changes pitch angle to adapt to ship type of different sizes.
3, it is more suitable for unloading the bulk cargo than great, moisture is high, particle is small than traditional ship unloaders.
The present invention can be widely popularized in fields such as bulk material unloadings based on the above reasons.
Description of the drawings
The present invention will be further described in detail below with reference to the accompanying drawings and specific embodiments.
Fig. 1 be the present invention specific implementation mode in swinging waterpower ship unloaders structural schematic diagram.
Fig. 2 be the present invention specific implementation mode in luffing mechanism structural schematic diagram.
Fig. 3 be the present invention specific implementation mode in adhesion wheel group structural schematic diagram.
Fig. 4 is the left view of Fig. 3.
Fig. 5 be the present invention specific implementation mode in driven wheel group structural schematic diagram.
Fig. 6 is the left view of Fig. 5.
Fig. 7 be the present invention specific implementation mode in equalizer bar front view.
Fig. 8 be the present invention specific implementation mode in equalizer bar vertical view.
Fig. 9 be the present invention specific implementation mode in reversing frame front view.
Figure 10 be the present invention specific implementation mode in reversing frame vertical view.
Figure 11 be the present invention specific implementation mode in pivot axis front view.
Figure 12 be the present invention specific implementation mode in pivot axis right view.
Figure 13 be the present invention specific implementation mode in pivot axis vertical view.
Figure 14 be the present invention specific implementation mode in arm support front view.
Figure 15 be the present invention specific implementation mode in arm support vertical view.
Figure 16 be the present invention specific implementation mode in slush pump hanger structural schematic diagram.
Figure 17 be the present invention specific implementation mode in mud channel system structural schematic diagram.
Figure 18 be the present invention specific implementation mode in clear water pipeline system structural schematic diagram.
Specific implementation mode
As shown in Fig. 1-Figure 18, a kind of swinging waterpower ship unloaders, including
Luffing mechanism 1, including movable stand 1.1, rotating turret 1.2 and the connection movable stand 1.1 and the rotating turret 1.2
Hydraulic system 1.3；
Swing mechanism, including adhesion wheel group 2, driven wheel group 3, equalizer bar 4, reversing frame 5 and pivot axis 6；
The adhesion wheel group 2 includes adhesion wheel positioning sleeve 2.1, adhesion wheel vertical shaft assembly 2.2, adhesion wheel wheel
Axis assembly 2.3 and adhesion wheel driving motor 2.4, the adhesion wheel vertical shaft assembly 2.2 pass through 2.5 He of adhesion wheel bearing block
Adhesion wheel bearing 2.6 is connect with adhesion wheel axletree assembly 2.3, and the adhesion wheel axletree assembles 2.3 both ends
It is respectively equipped with adhesion wheel wheel assembly 2.7, one end of the adhesion wheel axletree assembly 2.3 is driven by adhesion wheel to be connected
Spindle 2.8 is connect with the adhesion wheel driving motor 2.4；
The driven wheel group 3 includes driven wheel positioning sleeve 3.1, driven wheel vertical shaft assembly 3.2 and driven wheel vehicle
Wheel shaft assembly 3.3, the driven wheel vertical shaft assembly 3.2 pass through driven wheel bearing block 3.4 and driven wheel bearing 3.5 and institute
3.3 connection of driven wheel axletree assembly is stated, the driven wheel axletree assembles 3.3 both ends and is respectively equipped with driven wheel wheel
Assembly 3.6；
The equalizer bar 4 includes upper beam 4.1 and bottom end rail 4.2, between the upper beam 4.1 and the bottom end rail 4.2
It is connected by multiple supporting legs 4.3, the both ends of the upper beam 4.1 are assembled by sleeve 4.4 and the adhesion wheel vertical shaft respectively
2.2 and 3.2 connection of driven wheel vertical shaft assembly form revolute pair, the sets are stretched out in the adhesion wheel vertical shaft assembly 2.2
4.4 part housings of cylinder have the adhesion wheel positioning sleeve 2.1, the driven wheel vertical shaft assembly 3.2 to stretch out 4.4, the sleeve
Exceptionally it is cased with the driven wheel positioning sleeve 3.1；
The reversing frame 5 includes reversing frame front end 5.1, reversing frame rear end 5.2 and the reversing frame otic placode welded together
5.3, the reversing frame front end 5.1 is connect with the equalizer bar 4, also logical between the reversing frame front end 5.1 and the equalizer bar 4
Cross the connection of revolution connection beam 4.5.
The pivot axis 6 includes pivot axis otic placode 6.1, mandrel 6.2, mandrel positioning sleeve 6.3, gusset 6.4 and support
Seat 6.5, the mandrel positioning sleeve 6.3 is welded with the gusset 6.4, and is connect with the support base 6.5 by bolt, described time
Hinge axis otic placode 6.1 is welded with the mandrel 6.2, and is connect formation with the mandrel positioning sleeve 6.3 by the mandrel 6.2 and turned
Dynamic pair, the pivot axis otic placode 6.1 are connect by reversing frame hinged shaft 6.6 with the reversing frame otic placode 5.3.
Arm support 7 includes the arm support leading portion 7.1 connected by bolt, nuts and washers and arm support back segment 7.2, the arm support
The front end of leading portion 7.1 is equipped with slush pump hanger lifting lug 7.3 and pitching otic placode 7.4 successively, and the rear end of the arm support back segment 7.2 is equipped with
Mandrel otic placode 7.5, the pivot axis otic placode 6.1 are equipped with the arm support hinged shaft 6.7 being connect with the arm support 7, the mandrel ear
Plate 7.5 connect to form revolute pair with the arm support hinged shaft 6.7；
The rotating turret 1.2 connect to form revolute pair by equalizer bar otic placode 4.6 with the bottom end rail 4.2, the movement
Frame 1.1 connect to form revolute pair by the pitching otic placode 7.4 with the arm support 7, and the rotating turret 1.2 is equipped with positioning pin
1.4, the downlink point for limiting the movable stand 1.1, the positioning pin 1.4 passes through bolt and washer and the rotating turret 1.2
It is fixed；
Two slush pumps 8, the slush pump are connect by slush pump hanger 9 with the slush pump hanger lifting lug 7.3；
The slush pump hanger 9 includes hoist cable I 9.1, over sling 9.2, hoist cable II 9.3, lower hanger 9.4, III 9.5 and of hoist cable
Hoist cable IV 9.6.Together with over sling 9.2 is hung by hoist cable II 9.3 with hoist cable IV 9.6 with lower hanger 9.4, jointly by hoist cable I 9.1
With the hanging of hoist cable III 9.5 on slush pump hanger lifting lug 7.3.Lower hanger 9.4 hangs two slush pumps 8 by hoist cable.
The slush pump 8 is equipped with mud channel system 10 and clear water pipeline system 11；
The mud channel system 10 includes sequentially connected hard tube I 10.1, elbow I 10.2, hose I 10.3 and threeway I
10.4 (related with the number of slush pump 8).Hard tube I 10.1 is fixed on arm support 7, with elbow I 10.2, hose I 10.3 and threeway I
10.4 (related with the number of slush pump 8) form Pipeline transport mud together.
The clear water pipeline system 11 includes sequentially connected hard tube II 11.1, elbow II 11.2, hose II 11.3 and three
Logical II 11.4 (related with the number of slush pump 8).Hard tube II 11.1 is fixed on arm support 7, with elbow II 11.2, hose II 11.3
It forms pipeline together with threeway II 11.4 (related with the number of slush pump 8) and provides clear water for ship unloaders.
The slush pump 8 be equipped with the threeway II 11.4 (with the number of slush pump in relation to) connection clear water interface
8.1, the clear water interface 8.1 and the mud channel system 11 are connected to the nozzle of the slush pump 8 8.2, the nozzle
Reamer is equipped in 8.2.
The foregoing is only a preferred embodiment of the present invention, but scope of protection of the present invention is not limited thereto,
Any one skilled in the art in the technical scope disclosed by the present invention, according to the technique and scheme of the present invention and its
Inventive concept is subject to equivalent substitution or change, should be covered by the protection scope of the present invention.
Claims (3)
1. a kind of swinging waterpower ship unloaders, it is characterised in that：Including luffing mechanism, swing mechanism and arm support, on the arm support
At least provided with a slush pump,
The arm support is connect with one end of the swing mechanism, and passes through the other end of the luffing mechanism and the swing mechanism
Connection,
The slush pump is equipped with mud channel system and clear water pipeline system,
It under working condition, is driven by the swing mechanism, the luffing mechanism and the arm support can be around the swing mechanisms
Rotary shaft rotates；
The swing mechanism include adhesion wheel group, driven wheel group, the equalizer bar being connect with the luffing mechanism, reversing frame and
Pivot axis,
The adhesion wheel group includes adhesion wheel positioning sleeve, the assembly of adhesion wheel vertical shaft, the assembly of adhesion wheel axletree and master
Motor car wheel driving motor, the adhesion wheel vertical shaft fit through adhesion wheel bearing block and adhesion wheel bearing and the active
Wheel axletree assembly connection, adhesion wheel axletree assembly both ends are respectively equipped with the assembly of adhesion wheel wheel, the master
One end of motor car wheel axletree assembly is drivingly connected axis by adhesion wheel and is connect with the adhesion wheel driving motor,
The driven wheel group includes driven wheel positioning sleeve, the assembly of driven wheel vertical shaft and the assembly of driven wheel axletree, institute
It states driven wheel vertical shaft and fits through driven wheel bearing block and driven wheel bearing and driven wheel axletree assembly company
It connecing, driven wheel axletree assembly both ends are respectively equipped with the assembly of driven wheel wheel,
The equalizer bar includes upper beam and bottom end rail, is connected by multiple supporting legs between the upper beam and the bottom end rail,
The both ends of the upper beam pass through sleeve and adhesion wheel vertical shaft assembly and the driven wheel vertical shaft assembly connection respectively
Revolute pair is formed, the sleeve part housing is stretched out in the adhesion wheel vertical shaft assembly the adhesion wheel positioning sleeve, described
The sleeve part housing is stretched out in the assembly of driven wheel vertical shaft the driven wheel positioning sleeve,
The reversing frame includes the reversing frame front end, reversing frame rear end and reversing frame otic placode welded together, before the reversing frame
End is connect with the equalizer bar,
The pivot axis includes pivot axis otic placode, mandrel, mandrel positioning sleeve, gusset and support base, the mandrel positioning sleeve
It welds with the gusset, and is connect with the support base by bolt, the pivot axis otic placode is welded with the mandrel, and is led to
It crosses the mandrel to connect to form revolute pair with the mandrel positioning sleeve, the pivot axis otic placode is equipped with and connect with the arm support
Arm support hinged shaft, the pivot axis otic placode connect by reversing frame hinged shaft with the reversing frame otic placode.
2. swinging waterpower ship unloaders according to claim 1, it is characterised in that：The luffing mechanism include movable stand,
Rotating turret and the hydraulic system for connecting the movable stand and the rotating turret, the rotating turret by equalizer bar otic placode with it is described under
Crossbeam connects to form revolute pair, and the movable stand connect to form revolute pair by pitching otic placode with the arm support, the rotating turret
It is equipped with positioning pin, the downlink point for limiting the movable stand, the positioning pin passes through bolt and washer and the rotating turret
It is fixed,
The arm support includes the arm support leading portion connected by bolt, nuts and washers and arm support back segment, before the arm support leading portion
End is equipped with slush pump hanger lifting lug and the pitching otic placode successively, and the rear end of the arm support back segment is equipped with mandrel otic placode, the heart
Axis otic placode forms revolute pair with the arm support stud connection,
The slush pump is connect by slush pump hanger with the slush pump hanger lifting lug,
The slush pump is equipped with the clear water interface with the clear water pipeline system connectivity, the clear water interface and the mud tube
Road system is connected to the nozzle of the slush pump, and reamer is equipped in the nozzle,
Under working condition, the hydraulic system drives the relatively described rotating turret sliding of the movable stand, makes the arm support around described
Arm support hinged shaft rotates, so as to adjust the height of the slush pump.
3. swinging waterpower ship unloaders according to claim 1 or 2, it is characterised in that：The reversing frame front end with it is described
Also by turning round connection beam connection between equalizer bar.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201610895033.6A CN106429532B (en) | 2016-10-13 | 2016-10-13 | Swinging waterpower ship unloaders |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201610895033.6A CN106429532B (en) | 2016-10-13 | 2016-10-13 | Swinging waterpower ship unloaders |
Publications (2)
| Publication Number | Publication Date |
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| CN106429532A CN106429532A (en) | 2017-02-22 |
| CN106429532B true CN106429532B (en) | 2018-09-25 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201610895033.6A Active CN106429532B (en) | 2016-10-13 | 2016-10-13 | Swinging waterpower ship unloaders |
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Families Citing this family (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106800195A (en) * | 2017-03-28 | 2017-06-06 | 大连华锐重工集团股份有限公司 | The continuous ship discharging machine and unloading method of bilateral unloading |
| CN112124999A (en) * | 2020-10-20 | 2020-12-25 | 大连华锐重工集团股份有限公司 | Wear-resistant telescopic pitching frame for ship unloader |
Family Cites Families (10)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| DE19507375A1 (en) * | 1995-03-03 | 1996-09-05 | Pwh Anlagen & Systeme Gmbh | Device for unloading bulk goods from the hold of ships |
| CN102689802A (en) * | 2011-03-21 | 2012-09-26 | 江苏万宝机械有限公司 | Novel rubber-tyred mobile ship-loader |
| CN203021057U (en) * | 2012-12-13 | 2013-06-26 | 长江航运科学研究所 | Environment-friendly type straight line forward swing bulk cement ship loader |
| FR3003855B1 (en) * | 2013-03-29 | 2016-01-29 | Fmc Technologies Sa | TRANSFER ARM OF A FLUID PRODUCT FROM SHIP TO SHIP |
| CN203740918U (en) * | 2014-01-03 | 2014-07-30 | 中船华南船舶机械有限公司 | Fluid loading and unloading arm |
| CN104150372A (en) * | 2014-07-22 | 2014-11-19 | 广西梧州运龙港船机械制造有限公司 | Hydraulic foldable arm telescopic crane for ships |
| CN104326284B (en) * | 2014-10-21 | 2016-06-29 | 大连华锐重工集团股份有限公司 | Ship unloaders multiple spot feeding-distribution device |
| CN104891213A (en) * | 2015-05-13 | 2015-09-09 | 广西梧州运龙港船机械制造有限公司 | Ship unloader |
| CN206088450U (en) * | 2016-10-13 | 2017-04-12 | 大连华锐重工集团股份有限公司 | Rotation water conservancy ship unloaders |
| CN106429535B (en) * | 2016-11-30 | 2023-12-19 | 杭州三螺机械设备有限公司 | Spiral negative pressure dual-functional ship unloader |
-
2016
- 2016-10-13 CN CN201610895033.6A patent/CN106429532B/en active Active
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Effective date of registration: 20210507 Address after: 116013 No. 169 Bayi Road, Xigang District, Liaoning, Dalian Patentee after: Dalian Huarui International Engineering Co.,Ltd. Patentee after: DALIAN HUARUI HEAVY INDUSTRY GROUP Co.,Ltd. Address before: 116013 No. 169 Bayi Road, Xigang District, Liaoning, Dalian Patentee before: DALIAN HUARUI HEAVY INDUSTRY GROUP Co.,Ltd. |
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