CN113148830A - Portal frame for transferring heavy packing boxes - Google Patents
Portal frame for transferring heavy packing boxes Download PDFInfo
- Publication number
- CN113148830A CN113148830A CN202110216658.6A CN202110216658A CN113148830A CN 113148830 A CN113148830 A CN 113148830A CN 202110216658 A CN202110216658 A CN 202110216658A CN 113148830 A CN113148830 A CN 113148830A
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- Prior art keywords
- plate
- fixedly connected
- outer side
- cavity
- moving
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Classifications
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- 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
- B66C1/28—Duplicate, e.g. pivoted, members engaging the loads from two sides
- B66C1/30—Duplicate, e.g. pivoted, members engaging the loads from two sides and also arranged to grip the sides of the loads
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- 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
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B66—HOISTING; LIFTING; HAULING
- B66C—CRANES; LOAD-ENGAGING ELEMENTS OR DEVICES FOR CRANES, CAPSTANS, WINCHES, OR TACKLES
- B66C5/00—Base supporting structures with legs
- B66C5/02—Fixed or travelling bridges or gantries, i.e. elongated structures of inverted L or of inverted U shape or tripods
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- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Civil Engineering (AREA)
- Structural Engineering (AREA)
- Handcart (AREA)
Abstract
The invention relates to the technical field of portal frames, in particular to a portal frame for transferring a heavy container. Through the arrangement of the adjusting structure, the lifting plate in the clamping structure can be conveniently lifted and adjusted, heavy packing boxes with different sizes can be clamped and fixed conveniently, the situation that different corresponding portal frames are bought due to the fact that the packing boxes are not cylindrical in size is avoided, and economic expenditure is reduced.
Description
Technical Field
The invention relates to the technical field of portal frames, in particular to a portal frame for transferring heavy containers.
Background
The portal frame is a novel small-sized hoisting portal frame developed according to the requirements of carrying equipment, warehouse in and out goods, hoisting and maintaining heavy equipment and material transportation in daily production of medium and small factories (companies). The method is suitable for manufacturing moulds, automobile repair factories, mines, civil engineering construction sites and occasions needing lifting. The lifting machine is commonly used for material transportation and up-and-down use of constructors in building construction, and achieves lifting mechanization. The manpower can be reduced, the production and operation cost can be reduced, and the working efficiency can be improved.
Current portal frame is when shifting heavy packing box, can use the transfer device who changes this to carry out the centre gripping to heavy packing box fixed, but when carrying out the centre gripping fixed, required step is more with time, lead to whole transfer speed slow, and when shifting not unidimensional heavy packing box, need different transfer device, increase holistic purchase expenditure, the bearing chain that sets up between portal frame and the transfer device in addition can cause the life reduction of bearing chain after long-time transporting heavy packing box.
To this end, the invention proposes a portal frame for the transfer of heavy containers to solve the above mentioned problems.
Disclosure of Invention
The invention aims to provide a portal frame for transferring heavy containers, which solves the problems in the prior art.
In order to achieve the purpose, the invention provides the following technical scheme: the portal frame for transferring the heavy cargo box comprises a support frame, wherein a cross beam is fixedly connected to the upper end of the support frame, a moving frame is arranged inside the cross beam, a bottom plate is arranged at the bottom of the moving frame, a first pull ring is fixedly connected to the bottom of the bottom plate, a bearing chain is movably connected to the bottom of the first pull ring, a top plate is arranged at the bottom of the bearing chain, a second pull ring is fixedly connected to the outer side of the upper end of the top plate, a servo motor is fixedly connected to the left of the servo motor and is connected with a rotating wheel, the upper end of a belt is sleeved inside the rotating wheel, a transmission cavity is arranged inside the top plate, a first transmission wheel is arranged inside the transmission cavity, a transmission rod penetrates through the middle of the first transmission wheel, a second transmission wheel is fixedly connected to the outer side of the transmission rod, a clamping structure is arranged on the outer side of the top plate and comprises a rotating rod, a driven wheel, a moving block, a pulley, a clamping plate, an adjusting structure, a lifting cavity, a limiting plate, a lifting plate, Restriction groove, layer board, first rubber pad, second rubber pad, activity chamber are provided with the dwang in the middle of the inside of activity chamber, are provided with from the driving wheel in the middle of the dwang, the inside piece that moves that is provided with of activity chamber moves the piece, moves a bottom and is provided with the pulley, moves a bottom fixed connection grip block, the inside regulation structure that is provided with in grip block bottom, the inside lift chamber that is provided with of grip block, the inside restriction board that is provided with of lift chamber, restriction board bottom fixed connection lifter plate, the lifter plate outside is provided with the restriction groove, the inboard fixed connection layer board in lifter plate bottom, the layer board upper end is provided with first rubber pad, the grip block inboard is provided with the second rubber pad.
Preferably, the top of the top plate is provided with four second pull rings, the bottom of the bottom plate is provided with four first pull rings corresponding to the second pull rings, a bearing chain is arranged inside each first pull ring, and the bottom of each bearing chain is connected with the second pull ring.
Preferably, the upper end of the transmission cavity penetrates through the top plate, the inner side of the bottom of the belt is sleeved with a first transmission wheel, the transmission rod penetrates through the transmission cavity and extends into the movable cavity, the second transmission wheel and the driven wheel are both arranged into bevel gears, the second transmission wheel is meshed with the driven wheel and is connected with the driven wheel, two moving blocks are symmetrically arranged in the movable cavity in the left-right direction, two ends of the rotating rod penetrate through the moving rod and extend into the top plate, external threads are arranged on the outer side of the rotating rod, positive external threads are arranged on the outer side of the left moving block corresponding to the positive external threads on the outer side of the rotating rod, internal threads are arranged on the outer side of the right moving block corresponding to the negative external threads on the outer side of the rotating rod, two pulleys are symmetrically arranged at the bottom of each moving block, two moving blocks are arranged on the clamping plates correspondingly, each clamping plate penetrates through the movable cavity and extends to the outer side, and a lifting cavity is arranged in the clamping plates, the equidistant society group in lifter plate outside has the restriction groove, and the lifter plate runs through the lift chamber and extends to the outside, and the second drive wheel uses the transfer line as the central bilateral symmetry to be provided with two second drive wheels, and the clamping structure corresponds the second drive wheel bilateral symmetry and is provided with two sets ofly.
Preferably, adjust the structure including adjusting chamber, spring, moving board, connecting rod, draw piece, restriction piece, adjust the chamber and be located the grip block bottom, adjust intracavity portion and be provided with the spring, the inboard fixed connection of spring moves the board, moves board bottom outside fixed connection connecting rod, and the connecting rod runs through the grip block and extends to the outside, and the connecting rod outside fixed connection draws the piece, moves inboard upper end fixed connection restriction piece of board.
Compared with the prior art, the invention has the beneficial effects that:
1. through setting up servo motor, rotating wheel, belt, first drive wheel, transfer line, second drive wheel and clamping structure, can conveniently carry out the centre gripping with heavy packing box, the follow-up transportation of being convenient for reduces required step and time when fixed with heavy packing box centre gripping, avoids the fixed heavy packing box required time overlength of centre gripping, leads to whole transfer speed slow, improves the transfer speed.
2. Through the arrangement of the adjusting structure, the lifting plate in the clamping structure can be conveniently lifted and adjusted, heavy packing boxes with different sizes can be clamped and fixed conveniently, the situation that different corresponding portal frames are bought due to the fact that the packing boxes are not cylindrical in size is avoided, and economic expenditure is reduced.
3. Through setting up four bearing chains in bottom plate bottom, the second pull ring on the cooperation roof can disperse to the weight of heavy type packing box, avoids alone the bearing chain to bear too big weight, avoids long-time single bearing chain to use for a long time, causes the bearing chain life to reduce, increases the life of bearing chain, reduces the economic expenditure to the bearing chain.
Drawings
FIG. 1 is a cross-sectional view of the present invention;
FIG. 2 is a top plan view of the present invention;
FIG. 3 is a front cross-sectional view of the top plate of the present invention;
FIG. 4 is a side cross-sectional view of the top plate of the present invention;
fig. 5 is a schematic view of an adjustment structure of the present invention.
In the figure: the device comprises a support frame 1, a cross beam 2, a moving frame 3, a bottom plate 4, a first pull ring 5, a bearing chain 6, a top plate 7, a second pull ring 8, a servo motor 9, a rotating wheel 10, a belt 11, a transmission cavity 12, a first transmission wheel 13, a transmission rod 14, a second transmission wheel 15, a clamping structure 16, a rotating rod 17, a driven wheel 18, a moving block 19, a pulley 20, a clamping plate 21, an adjusting structure 22, a lifting cavity 23, a limiting plate 24, a lifting plate 25, a limiting groove 26, a supporting plate 27, a first rubber pad 28, a second rubber pad 29, a moving cavity 30, an adjusting cavity 221, a spring 222, a moving plate 223, a connecting rod 224, a pulling block 225 and a limiting block 226.
Detailed Description
The technical solutions in the embodiments of the present invention will be clearly and completely described below. The embodiments of the present invention, and all other embodiments obtained by a person of ordinary skill in the art without any inventive work, belong to the scope of protection of the present invention.
Referring to fig. 1 to 5, the present invention provides a technical solution: the portal frame for transferring the heavy cargo box comprises a support frame 1, wherein the upper end of the support frame 1 is fixedly connected with a cross beam 2, a moving frame 3 is arranged in the cross beam 2, a bottom plate 4 is arranged at the bottom of the moving frame 3, a first pull ring 5 is fixedly connected at the bottom of the bottom plate 4, a bearing chain 6 is movably connected at the bottom of the first pull ring 5, a top plate 7 is arranged at the bottom of the bearing chain 6, a second pull ring 8 is fixedly connected at the outer side of the upper end of the top plate 7, a servo motor 9 is fixedly connected at the upper end of the top plate 7, a rotating wheel 10 is fixedly connected at the left side of the servo motor 9, the upper end of a belt 11 is sleeved in the rotating wheel 10, a transmission cavity 12 is arranged in the top plate 7, a first transmission wheel 13 is arranged in the transmission cavity 12, a transmission rod 14 penetrates through the middle of the first transmission wheel 13, a second transmission wheel 15 is fixedly connected at the outer side of the transmission rod 14, a clamping structure 16 is arranged at the outer side of the top plate 7, the clamping structure 16 comprises a rotating rod 17, a driven wheel 18, Move piece 19, pulley 20, grip block 21, regulation structure 22, lift chamber 23, limiting plate 24, lifter plate 25, limiting groove 26, layer board 27, first rubber pad 28, second rubber pad 29, activity chamber 30 is provided with dwang 17 in the middle of inside, be provided with from driving wheel 18 in the middle of the dwang 17, activity chamber 30 is inside to be provided with and to move piece 19, it is provided with pulley 20 to move piece 19 bottom, move piece 19 bottom fixed connection grip block 21, grip block 21 bottom is inside to be provided with regulation structure 22, grip block 21 is inside to be provided with lift chamber 23, lift chamber 23 is inside to be provided with limiting plate 24, limiting plate 24 bottom fixed connection lifter plate 25, the lifter plate 25 outside is provided with limiting groove 26, lifter plate 25 bottom inboard fixed connection layer board 27, layer board 27 upper end is provided with first rubber pad 28, grip block 21 inboard is provided with second rubber pad 29.
The top of the top plate 7 is provided with four second pull rings 8, the bottom of the bottom plate 4 is provided with four first pull rings 5 corresponding to the second pull rings 8, each first pull ring 5 is internally provided with a bearing chain 6, the bottom of each bearing chain 6 is connected with the second pull ring 8, and the four bearing chains 6 can disperse the whole weight.
The upper end of a transmission cavity 12 penetrates through a top plate 7, the inner side of the bottom of a belt 11 is sleeved with a first transmission wheel 13, a transmission rod 14 penetrates through the transmission cavity 12 and extends into a movable cavity 30, a second transmission wheel 15 and a driven wheel 18 are both set to be conical gears, the second transmission wheel 15 is meshed with the driven wheel 18, two moving blocks 19 are symmetrically arranged in the movable cavity 30 in the left-right direction, two ends of a rotating rod 17 penetrate through the moving blocks 19 and extend into the top plate 7, an external thread is arranged on the outer side of the rotating rod 17, a positive external thread is arranged on the outer side of the left end of the rotating rod 17, an internal thread is arranged in the inner part of the left moving block 19 corresponding to the positive external thread on the outer side of the rotating rod 17, a negative external thread is arranged on the outer side of the right end of the rotating rod 17, an internal thread is arranged in the inner part of the right moving block 19 corresponding to the negative external thread on the outer side of the rotating rod 17, two pulleys are symmetrically arranged at the bottom of each moving block 19, and two clamping plates 21 are arranged corresponding to the moving blocks 19, each clamping plate 21 penetrates through the movable cavity 30 and extends to the outer side, the lifting cavities 23 are formed in the clamping plates 21, the limiting grooves 26 are formed in the outer sides of the lifting plates 25 in an equidistant mode, the lifting plates 25 penetrate through the lifting cavities 23 and extend to the outer side, the two second driving wheels 15 are arranged on the second driving wheels 15 in a bilateral symmetry mode by taking the transmission rod 14 as the center, the clamping structures 16 are arranged in two groups corresponding to the second driving wheels 15 in a bilateral symmetry mode, and the first driving wheel 13 can drive the transmission rod 14 to rotate.
The adjusting structure 22 comprises an adjusting cavity 221, a spring 222, a moving plate 223, a connecting rod 224, a pulling block 225 and a limiting block 226, the adjusting cavity 221 is located at the bottom of the clamping plate 21, the spring 222 is arranged inside the adjusting cavity 221, the spring 222 is fixedly connected with the moving plate 223 on the inner side, the connecting rod 224 is fixedly connected with the outer side of the bottom of the moving plate 223, the connecting rod 224 penetrates through the clamping plate 21 and extends to the outer side, the connecting rod 224 is fixedly connected with the pulling block 225 on the outer side, the limiting block 226 is fixedly connected with the upper end of the inner side of the moving plate 223, and the adjusting structure 22 can conveniently adjust the height of the lifting plate 25.
The working principle is as follows:
when the heavy-duty container clamping device is used, the top plate 7 is moved to the position above a heavy-duty container, the servo motor 9 is started, the servo motor 9 drives the rotating wheel 10 to rotate, the rotating wheel 10 drives the belt 11 to rotate, the belt 11 drives the first driving wheel 13 to rotate, the first driving wheel 13 drives the driving wheel 4 to rotate, the driving wheel 4 drives the second driving wheel 15 to rotate, the second driving wheel 15 drives the driven wheel 8 to rotate, the driven wheel 8 drives the rotating rod 17 to rotate, the rotating wheel 17 rubs with the internal thread of the moving block 19 through external threads on the outer side, the moving block 19 is driven to move towards the inside, the moving block 19 drives the clamping plate 21 to move towards the inside, the clamping plate 21 drives the supporting plate 27 to move towards the inside, the clamping plate 21 clamps the heavy-duty container, the supporting plate 27 supports the heavy-duty container from the bottom, and clamping and fixing of the heavy-duty container is completed.
When adjusting lifter plate 25, at first, the pulling draws piece 225 and moves to the outside, draw the piece and drive connecting rod 224 and move to the outside, connecting rod 224 drives and moves board 223 and moves to the outside, move board 223 and drive restriction piece 226 and move to the outside, restriction piece 226 leaves restriction groove 26 back, do not restrict lifter plate 25, move lifter plate 25, adjust lifter plate 25 to suitable height, drawing piece 225 in loosening, spring 222 promotes and moves board 223 and moves to the inside, 223 promotes restriction piece 226 and gets into inside restriction groove 26, accomplish the regulation, be convenient for shift the heavy packing box of not unidimensional.
Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the invention, the scope of which is defined in the appended claims and their equivalents.
Claims (4)
1. A portal frame for heavy packing box transfer, includes strut (1), its characterized in that: the upper end of the strut (1) is fixedly connected with a cross beam (2), a moving frame (3) is arranged in the cross beam (2), a bottom plate (4) is arranged at the bottom of the moving frame (3), a first pull ring (5) is fixedly connected at the bottom of the bottom plate (4), a bearing chain (6) is movably connected at the bottom of the first pull ring (5), a top plate (7) is arranged at the bottom of the bearing chain (6), a second pull ring (8) is fixedly connected at the outer side of the upper end of the top plate (7), a servo motor (9) is fixedly connected at the upper end of the top plate (7), a rotating wheel (10) is fixedly connected at the left side of the servo motor (9), the upper end of a belt (11) is sleeved in the rotating wheel (10), a transmission cavity (12) is arranged in the top plate (7), a first transmission wheel (13) is arranged in the transmission cavity (12), a transmission rod (14) is penetrated in the middle of the first transmission wheel (13), and a second transmission wheel (15) is fixedly connected at the outer side of the transmission rod (14), the clamping structure (16) is arranged on the outer side of the top plate (7), the clamping structure (16) comprises a rotating rod (17), a driven wheel (18), a moving block (19), a pulley (20), a clamping plate (21), an adjusting structure (22), a lifting cavity (23), a limiting plate (24), a lifting plate (25), a limiting groove (26), a supporting plate (27), a first rubber pad (28), a second rubber pad (29) and a movable cavity (30), the rotating rod (17) is arranged in the middle of the inner part of the movable cavity (30), the driven wheel (18) is arranged in the middle of the rotating rod (17), the moving block (19) is arranged in the movable cavity (30), the pulley (20) is arranged at the bottom of the moving block (19), the clamping plate (21) is fixedly connected to the bottom of the moving block (19), the adjusting structure (22) is arranged in the bottom of the clamping plate (21), the lifting cavity (23) is arranged in the clamping plate (21), limiting plates (24) are arranged in the lifting cavity (23), the bottoms of the limiting plates (24) are fixedly connected with lifting plates (25), limiting grooves (26) are formed in the outer sides of the lifting plates (25), supporting plates (27) are fixedly connected to the inner sides of the bottoms of the lifting plates (25), first rubber pads (28) are arranged at the upper ends of the supporting plates (27), and second rubber pads (29) are arranged on the inner sides of the clamping plates (21).
2. The portal frame for heavy container transfer of claim 1, wherein: the top of the top plate (7) is provided with four second pull rings (8), the bottom of the bottom plate (4) is provided with four first pull rings (5) corresponding to the second pull rings (8), a bearing chain (6) is arranged inside each first pull ring (5), and the bottom of each bearing chain (6) is connected with the second pull ring (8).
3. The portal frame for heavy container transfer of claim 1, wherein: the upper end of the transmission cavity (12) penetrates through the top plate (7), a first transmission wheel (13) is sleeved on the inner side of the bottom of the belt (11), a transmission rod (14) penetrates through the transmission cavity (12) and extends to the interior of the movable cavity (30), a second transmission wheel (15) and a driven wheel (18) are both arranged into bevel gears, the second transmission wheel (15) is meshed with the driven wheel (18), two moving blocks (19) are arranged in the movable cavity (30) in a bilateral symmetry manner, two ends of a rotating rod (17) penetrate through the moving blocks (19) and extend to the interior of the top plate (7), external threads are arranged on the outer side of the rotating rod (17), a positive external thread is arranged on the outer side of the left end of the rotating rod (17), an internal thread is arranged on the inner side of the moving block (19) corresponding to the positive external thread on the outer side of the rotating rod (17), a negative external thread is arranged on the outer side of the rotating rod (17), an internal thread is arranged on the inner side of the right moving block (19) corresponding to the outer side of the rotating rod (17), every moves equal bilateral symmetry in piece (19) bottom and is provided with two pulleys, grip block (21) correspond and move piece (19) and be provided with two, activity chamber (30) are all run through and extend to the outside in every grip block (21), grip block (21) inside all is provided with lift chamber (23), there are restriction groove (26) in the equidistance society group in lift plate (25) outside, lift chamber (23) are run through and extend to the outside in lift plate (25), second drive wheel (15) use transfer line (14) to be provided with two second drive wheels (15) as central bilateral symmetry, clamping structure (16) correspond second drive wheel (15) bilateral symmetry and are provided with two sets ofly.
4. The portal frame for heavy container transfer of claim 1, wherein: the adjusting structure (22) comprises an adjusting cavity (221), a spring (222), a moving plate (223), a connecting rod (224), a pulling block (225) and a limiting block (226), the adjusting cavity (221) is located at the bottom of the clamping plate (21), the spring (222) is arranged inside the adjusting cavity (221), the inner side of the spring (222) is fixedly connected with the moving plate (223), the outer side of the bottom of the moving plate (223) is fixedly connected with the connecting rod (224), the connecting rod (224) penetrates through the clamping plate (21) and extends to the outer side, the outer side of the connecting rod (224) is fixedly connected with the pulling block (225), and the inner upper end of the moving plate (223) is fixedly connected with the limiting block (226).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202110216658.6A CN113148830A (en) | 2021-02-26 | 2021-02-26 | Portal frame for transferring heavy packing boxes |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202110216658.6A CN113148830A (en) | 2021-02-26 | 2021-02-26 | Portal frame for transferring heavy packing boxes |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN113148830A true CN113148830A (en) | 2021-07-23 |
Family
ID=76883680
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202110216658.6A Pending CN113148830A (en) | 2021-02-26 | 2021-02-26 | Portal frame for transferring heavy packing boxes |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN113148830A (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113562603A (en) * | 2021-07-27 | 2021-10-29 | 方欣 | Steel arch bridge is built with equipment of supplementary mainboard hoist and mount |
| CN114195000A (en) * | 2021-12-21 | 2022-03-18 | 济南昊中自动化有限公司 | Special hoisting accessory of heavy truck reducing gear box |
Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN207108243U (en) * | 2017-07-01 | 2018-03-16 | 陈小丽 | A kind of good container spreader of locking effect |
| CN207748761U (en) * | 2017-12-27 | 2018-08-21 | 中广核拓普（湖北）新材料有限公司 | A kind of lifting weighing small-sized gantry frame |
| CN211769743U (en) * | 2019-12-30 | 2020-10-27 | 云南省建设投资控股集团有限公司 | Simple device for hoisting track panel |
| CN112320610A (en) * | 2020-11-27 | 2021-02-05 | 湖州南浔临港物流有限公司 | Portal crane for port cargo transfer |
-
2021
- 2021-02-26 CN CN202110216658.6A patent/CN113148830A/en active Pending
Patent Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN207108243U (en) * | 2017-07-01 | 2018-03-16 | 陈小丽 | A kind of good container spreader of locking effect |
| CN207748761U (en) * | 2017-12-27 | 2018-08-21 | 中广核拓普（湖北）新材料有限公司 | A kind of lifting weighing small-sized gantry frame |
| CN211769743U (en) * | 2019-12-30 | 2020-10-27 | 云南省建设投资控股集团有限公司 | Simple device for hoisting track panel |
| CN112320610A (en) * | 2020-11-27 | 2021-02-05 | 湖州南浔临港物流有限公司 | Portal crane for port cargo transfer |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113562603A (en) * | 2021-07-27 | 2021-10-29 | 方欣 | Steel arch bridge is built with equipment of supplementary mainboard hoist and mount |
| CN113562603B (en) * | 2021-07-27 | 2024-05-24 | 中物杭萧绿建科技股份有限公司 | Equipment for hoisting auxiliary main board for building steel arch bridge |
| CN114195000A (en) * | 2021-12-21 | 2022-03-18 | 济南昊中自动化有限公司 | Special hoisting accessory of heavy truck reducing gear box |
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| PB01 | Publication | ||
| PB01 | Publication | ||
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| RJ01 | Rejection of invention patent application after publication |
Application publication date: 20210723 |
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| RJ01 | Rejection of invention patent application after publication |