CN108408573B - Device for vertically conveying large plate blocks and application method thereof - Google Patents
Device for vertically conveying large plate blocks and application method thereof Download PDFInfo
- Publication number
- CN108408573B CN108408573B CN201810449720.4A CN201810449720A CN108408573B CN 108408573 B CN108408573 B CN 108408573B CN 201810449720 A CN201810449720 A CN 201810449720A CN 108408573 B CN108408573 B CN 108408573B
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- rotator
- large plate
- lifting
- supporting
- chain block
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- 238000000034 method Methods 0.000 title claims abstract description 19
- 235000004443 Ricinus communis Nutrition 0.000 claims description 6
- 229910000831 Steel Inorganic materials 0.000 description 5
- 239000010959 steel Substances 0.000 description 5
- 230000007547 defect Effects 0.000 description 2
- 230000005484 gravity Effects 0.000 description 2
- 238000004519 manufacturing process Methods 0.000 description 2
- 238000012986 modification Methods 0.000 description 2
- 230000004048 modification Effects 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 1
- 238000010276 construction Methods 0.000 description 1
- 239000000463 material Substances 0.000 description 1
- 229910001220 stainless steel Inorganic materials 0.000 description 1
- 239000010935 stainless steel Substances 0.000 description 1
- 238000003466 welding Methods 0.000 description 1
Classifications
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B66—HOISTING; LIFTING; HAULING
- B66C—CRANES; LOAD-ENGAGING ELEMENTS OR DEVICES FOR CRANES, CAPSTANS, WINCHES, OR TACKLES
- B66C1/00—Load-engaging elements or devices attached to lifting or lowering gear of cranes or adapted for connection therewith for transmitting lifting forces to articles or groups of articles
- B66C1/10—Load-engaging elements or devices attached to lifting or lowering gear of cranes or adapted for connection therewith for transmitting lifting forces to articles or groups of articles by mechanical means
- B66C1/22—Rigid members, e.g. L-shaped members, with parts engaging the under surface of the loads; Crane hooks
-
- 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
- B66C1/42—Gripping members engaging only the external or internal surfaces of the articles
- B66C1/44—Gripping members engaging only the external or internal surfaces of the articles and applying frictional forces
-
- 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
-
- 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
- B66D1/04—Driving gear manually operated
-
- 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)
- Handcart (AREA)
Abstract
The invention discloses a device for vertically conveying large plate blocks, which comprises at least two supporting frames, at least two rotators for rotating the large plate blocks, a connecting frame and a plurality of universal casters, wherein the two supporting frames are arranged on the same side of the connecting frame; the support frames are connected through the connecting frame, the universal casters are arranged at the bottoms of the support frames, and the rotator is arranged on the support frames; the support frame still is equipped with chain block and is used for hanging the first lug of chain block, is equipped with the tongs that are used for pressing from both sides tight large-scale plate on the circulator, and tongs detachably is connected with the circulator to and be equipped with the second lug that is used for hooking chain block on the tongs. The invention also discloses an application method of the device for vertically conveying the large plate. The invention can realize the lifting, turning, vertical conveying and stacking and unloading of large-scale plates, has simple structure, is convenient and quick to operate, reduces labor intensity, saves conveying time and improves working efficiency.
Description
Technical Field
The invention belongs to the technical field of conveying devices, and particularly relates to a device for vertically conveying large-scale plates and an application method thereof.
Background
After the filter is used for many years, the filter plate of the filter can deform or crack to different degrees. When the filter plate is damaged in the use process, the filter plate needs to be replaced. At present, no special tool is used for vertically conveying large plates in a narrow channel, and a flat car is generally used for carrying the filter plates horizontally.
However, the following disadvantages exist in using a flatbed for transporting the filter plates: 1. the new filter plate needs to be transported to the site of the filter machine or a warehouse for storing the filter plates through a production material channel less than 260cm, however, each filter plate has a width of 290cm and a weight of about 350kg, when the filter plate passes through a narrower channel, the filter plate needs to be turned over by a certain angle by manpower to pass through, and when the narrow channel is longer, the labor intensity is high; 2. each filter plate needs 8 people to carry, and about only 6 filter plates can be carried in one working day, so that the time consumption is long, and the normal production can be influenced.
Disclosure of Invention
In order to overcome the technical defects, a first object of the present invention is to provide a device for vertical transportation of large-sized slabs, which not only can realize lifting, overturning, vertical transportation and stacking of large-sized slabs, but also reduces labor intensity and saves transportation time.
In order to solve the problems, the invention is realized according to the following technical scheme:
a device for vertical transport of large slabs, characterized in that:
comprises at least two supporting frames, at least two rotators for rotating large plate blocks, a connecting frame and a plurality of universal casters;
the supporting frame comprises a lifting arm, a supporting column and a supporting seat, wherein the lifting arm is connected with the supporting seat through the supporting column; the lifting arm is provided with a chain block and a first lifting lug for hanging the chain block;
The rotator is provided with a grip for clamping the large plate, the grip is detachably connected with the rotator, and the rotator is arranged on the support column; the grip is provided with a second lifting lug;
The support frame is connected through the link, the universal castor is located the supporting seat bottom.
Further, the rotator is a manual rotator and a driven rotator; the manual rotator and the driven rotator also comprise a grabbing seat and grabbing arms, wherein the grabbing seat is fixed on the supporting column, one end of each grabbing arm is rotatably connected with the grabbing seat, and the other end of each grabbing arm is lapped with the corresponding grabbing hand through a concave-convex clamping groove.
Further, the manual rotator further comprises a driver, the driver is arranged at one end, different from the gripper, of the manual rotator, and the gripper arm penetrates through the gripper seat to be connected with the driver.
Further, the grip is provided with a locating pin for determining the clamping position of the large plate block.
Further, the device also comprises an auxiliary hanging beam, wherein the auxiliary hanging beam is connected with the two grippers.
Further, the support frame includes two the support column, the jack-up davit, the supporting seat with two the support column constitutes the inclined ladder shape structure.
Further, the supporting seat is a square tube with an angle of 120-140 degrees.
Further, a brake is arranged on the universal castor.
Further, a plurality of rows of first screw holes for fixing the supporting frame are formed in the connecting frame.
In order to overcome the technical defects, a second object of the invention is to provide an application method of a device for vertically conveying large plate blocks, which is simple and convenient to operate and improves the working efficiency.
In order to solve the problems, the invention is realized according to the following technical scheme:
an application method of a device for vertical transportation of large plate blocks, comprising the following steps:
s1, clamping the large plate by the grippers, and then respectively hanging the chain block on the first lifting lugs and then hooking the second lifting lugs;
s2, pulling the free end of the chain block, and balancing and lifting the large plate until the large plate is higher than the rotator;
s3, after aligning the gripper with the rotator, slowly descending the large plate until the gripper is connected with the rotator and locked;
s4, rotating the rotator to enable the large plate to rotate to be in a vertical state, and conveying the large plate;
s5, after the large plate is vertically conveyed to a destination, the rotator is rotated, so that the large plate rotates to be in a horizontal state;
S6, pulling the free end of the chain block, and balancing and lifting the large plate block until the grab handle is separated from the rotator;
s7, slowly loosening the free end of the chain block to enable the large plate to drop to the ground, and completing stacking and unloading of the large plate.
Compared with the prior art, the invention has the beneficial effects that:
(1) When the large plate is transported, the grippers are clamped to the large plate to be transported, then the hand chain blocks are hung on the first lifting lugs and then hook the second lifting lugs on the grippers, the free ends of the hand chain blocks are pulled to lift the large plate, after the grippers are connected with the rotator, the rotator is rotated to enable the large plate to be vertical, then the large plate is transported, and finally the grippers are separated from the rotator by pulling the free ends of the hand chain blocks, so that stacking and unloading of the large plate are carried out. The device not only can realize the lifting, overturning, vertical conveying and stacking and unloading of large-scale plates, but also lightens the labor intensity and saves the conveying time.
(2) The application method of the device for vertically conveying the large plate block is simple and convenient to operate, and improves the working efficiency.
Drawings
The invention is described in further detail below with reference to the attached drawing figures, wherein:
FIG. 1 is a schematic view of the overall structure of the apparatus for vertical transport of large panels according to the present invention;
FIG. 2 is a schematic view of a part of a rotator according to the present invention;
FIG. 3 is a partial cross-sectional view of the rotator according to the present invention;
FIG. 4 is a schematic view of a partial structure of the hand grip of the present invention gripping the filter plate;
FIG. 5 is a schematic view of a partial construction of the locating pin assembly position according to the present invention;
FIG. 6 is a schematic view of the relative positions of the support base and the filter plate laid flat according to the present invention;
FIG. 7 is a schematic view of the overall structure of the horizontal lifting of the filter plate according to the present invention;
FIG. 8 is a schematic view of an overall structure of a filter plate according to the present invention inverted;
FIG. 9 is a schematic view of the overall structure of the vertical transport of the filter plate of the present invention;
fig. 10 is a schematic view of the overall structure of the filter plate stack according to the present invention.
Marking:
1. Universal castor; 2. a connecting frame; 21. a first screw hole; 3. a support frame; 31. lifting arm; 311. a first lifting lug; 312. chain block; 32. a support column; 33. a support base; 4. a rotator; 41. a manual rotator; 42. a driven rotator; 43. a grip; 431. the second lifting lug; 432. a positioning pin; 433. a second screw hole; 434. a first screw; 435. angle steel; 44. a grab seat; 45. a gripping arm; 451. a bolt; 46. a driver; 461. a hand wheel; 462. a worm wheel; 463. a worm; 5. an auxiliary hanging beam; 6. a filter plate; 61. elbow support; 7. Plastic Wang Dianpian.
Detailed Description
The preferred embodiments of the present invention will be described below with reference to the accompanying drawings, it being understood that the preferred embodiments described herein are for illustration and explanation of the present invention only, and are not intended to limit the present invention.
The invention discloses a device for vertically conveying large blocks, which is shown in figures 1-10 and comprises at least two supporting frames 3, at least two rotators 4 for rotating the large blocks, a connecting frame 2 and a plurality of universal casters 1;
The support frame 3 comprises a lifting arm 31, a support column 32 and a support seat 33, wherein the lifting arm 31 and the support seat 33 are connected through the support column 32; the lifting arm 31 is provided with a chain block 312 and a first lifting lug 311 for hanging the chain block 312;
the rotator 4 is provided with a grip 43 for clamping a large plate, the grip 43 is detachably connected with the rotator 4, and the rotator 4 is arranged on the support column 32; the grip 43 is provided with a second lifting lug 431;
The support frame 3 is connected through link 2, and universal castor 1 locates supporting seat 33 bottom.
As an embodiment, the device is used for vertical transportation of a filter plate 6 of a filter and comprises two supporting frames 3, two rotators 4 and four universal casters 1; the number of the support columns 32 is two, and the two support columns 32, the lifting arm 31 and the support seat 33 form an inclined ladder-shaped structure; the two rotators 4 are respectively arranged in the middle of the support column; four casters are distributed at the bottom of the support base 33. The structural design ensures that the device can bear load more stably and move flexibly.
In the above embodiment, one of the rotators 4 is the manual rotator 41, and the other is the driven rotator 42; the manual rotator 41 and the driven rotator 42 also comprise a grabbing seat 44 and grabbing arms 45, wherein the grabbing seat 44 is fixed on the support column 32, one end of each grabbing arm 45 is rotatably connected with the grabbing seat 44, and the other end of each grabbing arm 45 is overlapped with each grabbing hand 43 through a concave-convex clamping groove.
Specifically, the grab base 44 is fixed to the support column 32 by welding a steel plate, so that the structure is more firm. The gripping arms 45 are also fitted with snap springs and washers to prevent the gripping arms 45 from sliding out of the gripping seats 44. After the grip 43 is connected with the grip arm 45, the bolt 451 penetrates through the connection portion of the grip arm 45 to avoid the release of the grip 43. The handle 43 is a groove structure, one side of the groove is provided with a second screw hole 433, and the second screw hole 433 is used for locking the filter plate 6 by the first screw 434, so that the handle 43 can clamp the filter plate 6 better. A plastic Wang Dianpian 7 is interposed between the first screw 434 and the filter plate 6 to prevent the first screw 434 from damaging the contact surface.
In the above embodiment, the manual rotator 41 further includes a driver 46, where the driver 46 is disposed at an end of the manual rotator 41 opposite to the gripper 43, and the gripper arm 45 is connected to the driver 46 through the gripper seat 44. Specifically, the driver 46 is mounted on a flange on the grip base 44, and the driver 46 is further provided with a hand wheel 461; the driver 46 has a structure of a worm wheel 462 and a worm 463, and the hand wheel 461 is connected with the worm wheel 462 and the worm 463, and the gripping arm 45 can be driven to rotate by rotating the hand wheel 461.
In the above embodiment, the positioning pins 432 are provided on the hand grips 43, and the position where the hand grips 43 grip the filter plate 6 is determined by the distance between the positioning pins 432 and the lower plane of the elbow rests 61 of the filter plate 6. Specifically, when the positioning pins 432 are pushed against the lower surface of the elbow rests 61 of the filter plate 6, the handles 43 are positioned at positions where the gravity forces at both ends of the filter plate 6 are balanced.
In the above embodiment, the auxiliary hanging beam 5 is further included, and the auxiliary hanging beam 5 connects the two grips 43. Specifically, the auxiliary hanging beam 5 is a stainless steel round bar, the angle steel 435 is welded on the grip 43, the second lifting lug 431 is installed on the angle steel 435, and two ends of the auxiliary hanging beam 5 are tightened on the angle steel 435 through second screws, so that the filter plate 6 is prevented from deforming in the hanging process.
In the above embodiment, the supporting seat 33 is a square tube with a folding angle, and the folding angle is 120 ° to 140 °. In particular, the angle of the fold is 135 °, which is advantageous in maintaining the stability of the whole device, and to some extent reducing the required channel width when the device is moved laterally.
In the above embodiment, the caster 1 is provided with a brake. The universal castor 1 ensures that the device can move and bend in all directions, and the brake can be kept stable in the lifting process.
In the above embodiment, 4 rows of first screw holes 21 for fixing the support frame 3 are provided on the connection frame 2. Specifically, according to the width difference of the transporting filter plate 6, the first screw holes 21 with proper width are selected for fixing, the interval between the two first screw holes 21 on the inner side is 2080mm, the filter plate is suitable for being used when transporting the filter plate 6 of the Mora 2001 type filter, the interval between the two first screw holes 21 on the outer side is 2780mm, and the filter plate is suitable for being used when transporting the filter plate 6 of the Norton filter.
Based on the structural design, the application method of the device for vertically conveying the large plate blocks comprises the following specific steps:
S1, as shown in FIG. 6, the handles 43 are respectively clamped at the gravity balance positions at the two ends of the filter plate 6, and then the chain block 312 is respectively hung on the first lifting lug 311 and then hooked on the second lifting lug 431; specifically, as shown in fig. 5, the positioning pins 432 of the grippers 43 are pushed against the lower surface of the elbow rests 61 of the filter plates 6; as shown in fig. 4, plastic Wang Dianpian is interposed between the first screw 434 on the grip 43 and the filter plate 6, and then the first screw 434 is tightened to clamp the filter plate 6, and an auxiliary hanging beam 5 is installed between the two grips 43;
s2, as shown in FIG. 7, the free end of the chain block 312 is pulled at a constant speed, and the filter plate 6 is lifted in a balanced manner until the filter plate 6 is higher than the rotator 4;
S3, after aligning the handles 43 with the rotator 4, the filter plate 6 slowly descends until the handles 43 are connected with the rotator 4 and locked; specifically, the gripping arms 45 at the two ends are rotated to make the clamping slots of the gripping arms 45 forward, and the bolts 451 are put on after the grippers 43 are inserted into the clamping slots;
S4, pushing out the device, and rotating the rotator 4 to enable the filter plate 6 to rotate to a vertical state as shown in figures 8 and 9; specifically, the filter plate 6 is kept balanced, the device is pushed out of the stack of filter plates 6, the lifting hook of the chain block 312 is loosened, the hand wheel 461 is rotated, the filter plate 6 is vertical, the elbow support 61 of the filter plate 6 is rotated upwards when the filter plate 6 is overturned, and the pushing device moves along the lateral direction of the filter plate 6;
S5, as shown in FIG. 10, after the filter plate 6 is vertically conveyed to a destination, the rotator 4 is rotated to rotate the filter plate 6 to a horizontal state;
s6, pulling the free end of the chain block 312, and balancing and lifting the filter plate 6 until the grip 43 is separated from the rotator 4;
s7, slowly loosening the free end of the chain block 312 to enable the filter plate 6 to drop to the ground, and completing stacking and unloading of the filter plate 6.
The present invention is not limited to the preferred embodiments, and any modifications, equivalent variations and modifications made to the above embodiments according to the technical principles of the present invention are within the scope of the technical proposal of the present invention.
Claims (7)
1. An application method of a device for vertical conveying of large plate blocks is characterized in that:
The device for vertically conveying the large plate block comprises at least two supporting frames, at least two rotators for rotating the large plate block, a connecting frame and a plurality of universal casters;
the supporting frame comprises a lifting arm, a supporting column and a supporting seat, wherein the lifting arm is connected with the supporting seat through the supporting column; the lifting arm is provided with a chain block and a first lifting lug for hanging the chain block;
The rotator is provided with a grip for clamping the large plate, the grip is detachably connected with the rotator, and the rotator is arranged on the support column; the grip is provided with a second lifting lug;
The supporting frames are connected through the connecting frames, and the universal casters are arranged at the bottoms of the supporting seats;
The grip is provided with a positioning pin for determining the clamping position of the large plate block;
The rotator is a manual rotator and a driven rotator; the manual rotator and the driven rotator also comprise a grabbing seat and grabbing arms, wherein the grabbing seat is fixed on the supporting column, one end of each grabbing arm is rotatably connected with the grabbing seat, and the other end of each grabbing arm is overlapped with the corresponding grabbing hand through a concave-convex clamping groove;
the method comprises the following steps:
s1, clamping the large plate by the grippers, and then respectively hanging the chain block on the first lifting lugs and then hooking the second lifting lugs;
s2, pulling the free end of the chain block, and balancing and lifting the large plate until the large plate is higher than the rotator;
s3, after aligning the gripper with the rotator, slowly descending the large plate until the gripper is connected with the rotator and locked;
s4, rotating the rotator to enable the large plate to rotate to be in a vertical state, and conveying the large plate;
s5, after the large plate is vertically conveyed to a destination, the rotator is rotated, so that the large plate rotates to be in a horizontal state;
S6, pulling the free end of the chain block, and balancing and lifting the large plate block until the grab handle is separated from the rotator;
s7, slowly loosening the free end of the chain block to enable the large plate to drop to the ground, and completing stacking and unloading of the large plate.
2. The method of using a device for vertical transport of large slabs according to claim 1, wherein: the manual rotator further comprises a driver, the driver is arranged at one end, different from the gripper, of the manual rotator, and the gripper arm penetrates through the gripper seat to be connected with the driver.
3. The method of using a device for vertical transport of large slabs according to claim 1, wherein: the auxiliary hanging beam is connected with the two grippers.
4. The method of using a device for vertical transport of large slabs according to claim 1, wherein: the support frame includes two the support column, the jack-up davit, the supporting seat with two the support column constitutes the inclined ladder shape structure.
5. The method of using a device for vertical transport of large slabs according to claim 1, wherein: the supporting seat is a square tube with a folding angle, and the folding angle is 120-140 degrees.
6. The method of using a device for vertical transport of large slabs according to claim 1, wherein: and a brake is arranged on the universal castor.
7. The method of using a device for vertical transport of large slabs according to claim 1, wherein: the connecting frame is provided with a plurality of rows of first screw holes for fixing the supporting frame.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201810449720.4A CN108408573B (en) | 2018-05-11 | 2018-05-11 | Device for vertically conveying large plate blocks and application method thereof |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201810449720.4A CN108408573B (en) | 2018-05-11 | 2018-05-11 | Device for vertically conveying large plate blocks and application method thereof |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN108408573A CN108408573A (en) | 2018-08-17 |
| CN108408573B true CN108408573B (en) | 2024-05-07 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201810449720.4A Active CN108408573B (en) | 2018-05-11 | 2018-05-11 | Device for vertically conveying large plate blocks and application method thereof |
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| CN (1) | CN108408573B (en) |
Families Citing this family (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112607198B (en) * | 2020-12-16 | 2023-03-17 | 中国十九冶集团有限公司 | Hoisting device for wide-surface copper plate of crystallizer |
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| CN204021862U (en) * | 2014-06-18 | 2014-12-17 | 浙江神舟机器人科技有限公司 | The switching mechanism of turnover machine |
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| CN106429827A (en) * | 2016-11-23 | 2017-02-22 | 沈阳黎明航空发动机(集团)有限责任公司 | Rotor overturning and hoisting device |
| CN206375592U (en) * | 2016-12-30 | 2017-08-04 | 日照港集团岚山港务有限公司 | Large-duty loader scraper bowl maintenance displacement work auxiliary device |
| CN208166366U (en) * | 2018-05-11 | 2018-11-30 | 广州南沙珠江啤酒有限公司 | A kind of device vertically transported for large-scale plate |
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| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| GB953396A (en) * | 1961-05-23 | 1964-03-25 | Macdonald & Co Haydock Ltd | Gantry for supporting lifting apparatus |
| RU81179U1 (en) * | 2008-08-25 | 2009-03-10 | Закрытое акционерное общество "Научно-производственный центр "Аквамарин" | LIFTING AND TURNING DEVICE |
| CN201792414U (en) * | 2010-08-23 | 2011-04-13 | 马鞍山科达机电有限公司 | Hoisting-overturning device for aerated concrete building block and mould of the aerated concrete building block |
| CN201941081U (en) * | 2010-12-07 | 2011-08-24 | 廊坊开发区现代工程技术有限公司 | Gantry type die overturning returning machine |
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| CN204021862U (en) * | 2014-06-18 | 2014-12-17 | 浙江神舟机器人科技有限公司 | The switching mechanism of turnover machine |
| CN204125065U (en) * | 2014-08-19 | 2015-01-28 | 上海电机学院 | Automotive engine lifting turning rack |
| CN105016215A (en) * | 2015-07-31 | 2015-11-04 | 成都亨通兆业精密机械有限公司 | Installation method for fine-tuning sensor forming mould |
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| CN206375592U (en) * | 2016-12-30 | 2017-08-04 | 日照港集团岚山港务有限公司 | Large-duty loader scraper bowl maintenance displacement work auxiliary device |
| CN208166366U (en) * | 2018-05-11 | 2018-11-30 | 广州南沙珠江啤酒有限公司 | A kind of device vertically transported for large-scale plate |
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| Publication number | Publication date |
|---|---|
| CN108408573A (en) | 2018-08-17 |
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