CN207551773U - A kind of boom hoisting moves the cantilever crane with rotation - Google Patents
A kind of boom hoisting moves the cantilever crane with rotation Download PDFInfo
- Publication number
- CN207551773U CN207551773U CN201721747345.9U CN201721747345U CN207551773U CN 207551773 U CN207551773 U CN 207551773U CN 201721747345 U CN201721747345 U CN 201721747345U CN 207551773 U CN207551773 U CN 207551773U
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- motor
- fixedly connected
- gear
- rotation
- shaft
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Abstract
The utility model discloses a kind of boom hoistings to move the cantilever crane with rotation, including pedestal, the upper surface of the pedestal is fixedly connected with the lower surface of support column, the upper surface of the support column is connected with clutch shaft bearing, first rotating shaft is socketed in the clutch shaft bearing, the surface of the first rotating shaft is fixedly connected with first gear, the first gear is engaged with second gear, the second gear is fixedly connected on the surface of the first motor output shaft, and the fuselage of first motor is fixedly connected with the upper surface of supporting block.The boom hoisting moves the cantilever crane with rotation, by setting the first motor, carrier bar, the second motor, support plate, cross bar and third motor, so as to be repeatedly adjusted to the position of electric block, electric block can be made to carry out conversion direction when cargo is sling, consequently facilitating cargo is lifted, the efficiency of loading and unloading to cargo is improved, reduces the cost of handling goods.
Description
Technical field
The utility model is related to port crane technical field, specially a kind of boom hoisting moves outstanding with rotation
Boom crane.
Background technology
The cargo of the lighter in weight of harbour handling at present mainly be column crossbeam cantilever beam crane, this crane
Since boom hoisting is fixed, when handling goods needs that good position will be adjusted under goods handling to crossbeam lift again,
This not only lowers the efficiency of cranage cargo, also increase the cost of handling goods.
Invention content
In view of the deficiencies of the prior art, the utility model provides the cantilever lifting that a kind of boom hoisting is moved and rotated
Machine, solve the cargo of current harbour handling lighter in weight mainly be column crossbeam cantilever beam crane, this lifting
Since boom hoisting is fixed, when handling goods needs that good position will be adjusted under goods handling to crossbeam hang machine again
Dress, this not only lowers the efficiency of cranage cargo, the problem of also increasing handling goods cost.
To achieve the above object, the utility model provides following technical solution：A kind of boom hoisting moves and rotation
Cantilever crane, including pedestal, the upper surface of the pedestal is fixedly connected with the lower surface of support column, the upper table of the support column
Face is connected with clutch shaft bearing, and first rotating shaft is socketed in the clutch shaft bearing, and the surface of the first rotating shaft is fixedly connected with
One gear, the first gear are engaged with second gear, and the second gear is fixedly connected on the surface of the first motor output shaft,
The fuselage of first motor is fixedly connected with the upper surface of supporting block, the right side of the supporting block and the left side of support column
It is fixedly connected, the top of the first rotating shaft is fixedly connected, and two by lower surface of the connecting plate respectively with two carrier bars
The opposite face of carrier bar is fixedly connected by two fixed links, and the upper surface of two carrier bars offers the first sliding groove, institute
It states and is slidably connected in the first sliding groove there are two the first idler wheel, and the upper surface of two the first idler wheels is consolidated with the lower surface of fixed plate
Fixed connection, the upper surface of the fixed plate are connected with second bearing, are socketed with the second shaft in the second bearing, and described second
The surface of shaft is fixedly connected with third gear, and the third gear is engaged with the 4th gear, and the 4th gear is fixedly connected
On the surface of the second motor output shaft, the fuselage of second motor is fixedly connected with the upper surface of fixed plate, described second turn
The bottom end of axis is fixedly connected with the upper surface of support plate, and the upper surface of the support plate offers second sliding slot, and described second slides
Setting is there are two sliding block in slot, and the upper surface of two sliding blocks is fixedly connected by two montants with the lower surface of fixed plate, institute
The lower surface for stating support plate is provided with electric block, and the upper surface of the fixed plate is fixed by the right side of fixed block and cross bar
Connection, the upper surface of the cross bar offer third sliding slot, the lower surface of the third sliding slot inner wall and the following table of the second idler wheel
Face overlaps, and the upper surface of second idler wheel is fixedly connected with the lower surface of connecting rod, and the lower surface of the connecting rod passes through two
Upper surface of a link block respectively with two carrier bars is fixedly connected, and the lower surface of the cross bar is provided with several teeth, institute
It states teeth to engage with the 5th gear, the 5th gear is fixedly connected on the surface of third motor output shaft, the third motor
Fuselage be fixedly connected with the upper surface of carrier bar.
Preferably, the upper surface of carrier bar is provided with clump weight, and clump weight is located at the left side of two link blocks.
Preferably, the front of support column is provided with accumulator, and the output terminal of accumulator and the input terminal of control panel are electrically connected
It connects.
Preferably, control panel is arranged on the surface of support column front accumulator, the output terminal of control panel respectively with
The input terminal electrical connection of first motor, the second motor, electric block and third motor.
Preferably, the first motor and third motor are servo motor, and the second motor is band-type brake motor.
Preferably, the shape of second sliding slot is circular ring shape, and the cross section of second sliding slot is T-shaped, and the shape of sliding block is T words
Shape.
The utility model provides the cantilever crane that a kind of boom hoisting is moved and rotated, and has following beneficial to effect
Fruit：
（1）The boom hoisting moves the cantilever crane with rotation, by setting the first motor, carrier bar, the second electricity
Machine, support plate, cross bar and third motor, the output shaft of the first motor makes first gear by second gear when the first motor works
First rotating shaft rotation is driven, so as to which so that carrier bar rotates, the output shaft of the second motor passes through the 4th when the second motor works
Gear makes third gear drive the rotation of the second shaft, so as to so that support plate rotation, third motor when third motor works
Output shaft engagement teeth are moved cross bar, so as to so that support plate is located remotely from each other or close with support column, so as to
Repeatedly the position of electric block is adjusted, electric block can be made to carry out conversion direction when cargo is sling, so as to just
It is lifted in cargo, improves the efficiency of loading and unloading to cargo, reduce the cost of handling goods.
（2）The boom hoisting moves the cantilever crane with rotation, by setting second sliding slot, sliding block and montant, erects
Sliding block can be fixed in bar, and sliding block improves second sliding slot and support plate can be fixed, and electric block can be made more preferable
Cargo is lifted.
（3）The boom hoisting moves the cantilever crane with rotation, by setting the first idler wheel and the second idler wheel, utilizes
First idler wheel can reduce fixed plate and the frictional force of carrier bar, more easily can be moved fixed plate, utilize second
Idler wheel can be such that teeth are preferably engaged with the 5th gear, and so as to so that the more stable movement of cross bar, and this practicality is new
Type which has a compact structure and a reasonable design, it is highly practical.
Description of the drawings
Fig. 1：The cross-sectional view that the utility model is faced；
Fig. 2：The cross-sectional view that the utility model the first sliding groove is faced；
Fig. 3：The structure diagram that the utility model second sliding slot is overlooked.
In figure：1. pedestal；2. support column；3. clutch shaft bearing；4. first rotating shaft；5. first gear；6. second gear；7. the
One motor；8. supporting block；9. connecting plate；10. carrier bar；11. fixed link；12. the first sliding groove；13. the first idler wheel；14. it fixes
Plate；15. second bearing；16. the second shaft；17. third gear；18. the 4th gear；19. the second motor；20. support plate；21.
Second sliding slot；22. sliding block；23. montant；24. electric block；25. fixed block；26. cross bar；27. third sliding slot；28. the second rolling
Wheel；29. connecting rod；30. link block；31. teeth；32. the 5th gear；33. third motor；34. clump weight；35. accumulator；
36. control panel.
Specific embodiment
The following is a combination of the drawings in the embodiments of the present utility model, and the technical scheme in the embodiment of the utility model is carried out
It clearly and completely describes, it is clear that the described embodiments are only a part of the embodiments of the utility model rather than whole
Embodiment.Based on the embodiment in the utility model, those of ordinary skill in the art are without making creative work
All other embodiments obtained shall fall within the protection scope of the present invention.
As shown in Figs. 1-3, a kind of boom hoisting is moved includes pedestal 1 with the cantilever crane of rotation, by setting base
Seat 1, can preferably be fixed support column 2, electric block 24 can be made more easily to be lifted to cargo, pedestal 1
Upper surface be fixedly connected with the lower surface of support column 2, the front of support column 2 is provided with accumulator 35, the output of accumulator 35
End is electrically connected with the input terminal of control panel 36, by setting accumulator 35, can more easily make first the 7, second electricity of motor
Machine 19, electric block 24 and 33 electricity consumption of third motor work, so as to preferably be lifted to cargo, control panel
36 are arranged on the surface of 2 front accumulator 35 of support column, and the output terminal of control panel 36 is electric with the first motor 7, second respectively
The input terminal electrical connection of machine 19, electric block 24 and third motor 33, by setting control panel 36, can preferably control the
The work of one motor 7, the second motor 19, electric block 24 and third motor 33, can more easily lift cargo, carry
For height to the efficiency of loading and unloading of cargo, the first motor 7 and third motor 33 are servo motor, can be faster to electric block 24
Position is adjusted, and the second motor 19 is band-type brake motor, and the output shaft of the second motor 19 will not when the second motor 19 does not work
Rotation, can be preferably to support plate 20 into fixation, while preferably electric block 24 can be fixed, support column 2
Upper surface is connected with clutch shaft bearing 3, and first rotating shaft 4 is socketed in clutch shaft bearing 3, and the surface of first rotating shaft 4 is fixedly connected with
One gear 5, first gear 5 are engaged with second gear 6, and second gear 6 is fixedly connected on the surface of 7 output shaft of the first motor, the
The fuselage of one motor 7 is fixedly connected with the upper surface of supporting block 8, and by setting the first motor 7, the output shaft of the first motor 7 leads to
Crossing second gear 6 can make first gear 5 that first rotating shaft 4 be driven to rotate, and be adjusted so as to the position to electric block 24
Whole, the maximum angle of 7 output shaft of the first motor rotation is 360 degree, avoids influencing the second motor 19, third motor 33 and electronic calabash
24 electricity consumption of reed works, and the right side of supporting block 8 is fixedly connected with the left side of support column 2, and the top of first rotating shaft 4 passes through
Lower surface of the connecting plate 9 respectively with two carrier bars 10 is fixedly connected, and the opposite face of two carrier bars 10 passes through two fixations
Bar 11 is fixedly connected, and the upper surface of two carrier bars 10 offers the first sliding groove 12, is slidably connected in the first sliding groove 12
Two the first idler wheels 13 by setting the first idler wheel 13, can reduce fixed plate 14 and carrier bar 10 using the first idler wheel 13
Frictional force can be moved more easily fixed plate 14, and the upper surface of two the first idler wheels 13 with fixed plate 14
Lower surface is fixedly connected, and the upper surface of fixed plate 14 is connected with second bearing 15, and the second shaft 16 is socketed in second bearing 15,
The surface of second shaft 16 is fixedly connected with third gear 17, and third gear 17 is engaged with the 4th gear 18, and the 4th gear 18 is solid
Surely the surface of 19 output shaft of the second motor is connected to, the fuselage of the second motor 19 is fixedly connected with the upper surface of fixed plate 14, is led to
The second motor 19 of setting is crossed, the output shaft of the second motor 19 can make third gear 17 drive the second shaft by the 4th gear 18
16 rotations, so as to so that support plate 20 rotates that electric block 24 is adjusted, bottom end and the support plate 20 of the second shaft 16
Upper surface be fixedly connected, the upper surface of support plate 20 offers second sliding slot 21, and there are two sliding blocks for setting in second sliding slot 21
22, the shape of second sliding slot 21 is circular ring shape, and the cross section of second sliding slot 21 is T-shaped, and the shape of sliding block 22 is T-shaped, and
The upper surface of two sliding blocks 22 is fixedly connected by two montants 23 with the lower surface of fixed plate 14, by setting second sliding slot
21st, sliding block 22 can be fixed in sliding block 22 and montant 23, montant 23, and sliding block 22 improves second sliding slot 21 can be to support plate
20 are fixed, and electric block 24 can be made preferably to be lifted to cargo, and the lower surface of support plate 20 is provided with electronic calabash
Reed 24, the upper surface of fixed plate 14 are fixedly connected by fixed block 25 with the right side of cross bar 26, and the upper surface of cross bar 26 opens up
There is third sliding slot 27, the lower surface of 27 inner wall of third sliding slot and the lower surface of the second idler wheel 28 overlap, the upper table of the second idler wheel 28
Face is fixedly connected with the lower surface of connecting rod 29, by setting the second idler wheel 28, can make teeth 31 can using the second idler wheel 28
Preferably to be engaged with the 5th gear 32, so as to so that the more stable movement of cross bar 26, the lower surface of connecting rod 29 passes through two
Upper surface of a link block 30 respectively with two carrier bars 10 is fixedly connected, and the lower surface of cross bar 26 is provided with several teeth
31, teeth 31 are engaged with the 5th gear 32, and the 5th gear 32 is fixedly connected on the surface of 33 output shaft of third motor, third motor
33 fuselage is fixedly connected with the upper surface of carrier bar 10, and by setting third motor 33, the output shaft of third motor 33 can be with
The 5th gear 32 is driven to rotate, the 5th gear 32 engagement teeth 31 can make cross bar 26 that fixed block 25 be driven to be moved, so as to
Can be moved fixed plate 14.
When needing to lift cargo, the first motor 7 and third motor 33 is controlled to work by control panel 36, the
The output shaft of one motor 7 makes first gear 5 that first rotating shaft 4 be driven to rotate by second gear 6, so as to which connecting plate 9 be made to drive two
A carrier bar 10 rotates, so as to carry out first time adjustment, the output shaft band of third motor 33 to the position of electric block 24
The 32 positive direction rotation of dynamic 5th gear, the 5th gear 32 engagement teeth 31 make cross bar 26 that fixed block 25 be driven to be leaned on link block 30
Closely, the output shaft of control third motor 33 rotates 32 negative direction of the 5th gear, so as to so that the 5th gear 32 engages teeth
31 make cross bar 26 drive fixed block 25 and link block 30 separate, are adjusted so as to carry out second to the position of electric block 24
It is whole, the first motor 7 and third motor 33 is controlled to stop work by control panel 36 after the position to electric block 24 is adjusted
Make, electric block 24 is controlled to work by control panel 36 and cargo is sling, 19 work of the second motor is controlled by control panel 36
Make, the output shaft of the second motor 19 drives third gear 17 to rotate by the 4th gear 18, and third gear 17 passes through the second shaft
16 make support plate 20 that electric block 24 be driven to rotate, so as to be adjusted to the direction of cargo, when to the side of cargo
The second motor 19 is controlled to be stopped by control panel 36 after adjusting, electric block is then controlled by control panel 36
24 pairs of cargos are placed.
The boom hoisting moves the cantilever crane with rotation, by setting the first motor 7, the 10, second electricity of carrier bar
Machine 19, support plate 20, cross bar 26 and third motor 33, the output shaft of the first motor 7 passes through second gear when the first motor 7 works
6 make first gear 5 that first rotating shaft 4 be driven to rotate, so as to so that carrier bar 10 rotates, the second motor when the second motor 19 works
19 output shaft makes third gear 17 that the second shaft 16 be driven to rotate by the 4th gear 18, so as to so that 20 turns of support plate
Dynamic, the output shaft engagement teeth 31 of third motor 33 are moved cross bar 26 when third motor 33 works, so as to so that branch
Fagging 20 is located remotely from each other or close with support column 2, so as to be repeatedly adjusted to the position of electric block 24, can make electricity
Dynamic cucurbit 24 carries out conversion direction when cargo is sling, consequently facilitating being lifted to cargo, improves the handling to cargo
Efficiency reduces the cost of handling goods.
Meanwhile the boom hoisting moves the cantilever crane with rotation, by setting second sliding slot 21, sliding block 22 and erecting
Sliding block 22 can be fixed in bar 23, montant 23, and sliding block 22 improves second sliding slot 21 and support plate 20 can be fixed, can
So that electric block 24 preferably lifts cargo.
Meanwhile the boom hoisting moves the cantilever crane with rotation, by setting the first idler wheel 13 and the second idler wheel
28, the frictional force of fixed plate 14 and carrier bar 10 can be reduced using the first idler wheel 13, can more easily make fixed plate 14 into
Row movement, can be such that teeth 31 are preferably engaged with the 5th gear 32, so as to so that cross bar 26 using the second idler wheel 28
More stable movement, and the utility model which has a compact structure and a reasonable design, it is highly practical.
While there has been shown and described that the embodiment of the utility model, for the ordinary skill in the art,
It is appreciated that can these embodiments be carried out with a variety of variations in the case of the principle and spirit for not departing from the utility model, repaiied
Change, replace and modification, the scope of the utility model are defined by the appended claims and the equivalents thereof.
Claims (6)
1. a kind of boom hoisting moves the cantilever crane with rotation, including pedestal（1）, it is characterised in that：Pedestal（1）It is upper
Surface and support column（2）Lower surface be fixedly connected, support column（2）Upper surface be connected with clutch shaft bearing（3）, clutch shaft bearing
（3）Inside it is socketed with first rotating shaft（4）, first rotating shaft（4）Surface be fixedly connected with first gear（5）, first gear（5）With
Two gears（6）Engagement, second gear（6）It is fixedly connected on the first motor（7）The surface of output shaft, the first motor（7）Fuselage
With supporting block（8）Upper surface be fixedly connected, supporting block（8）Right side and support column（2）Left side be fixedly connected, first
Shaft（4）Top pass through connecting plate（9）Respectively with two carrier bars（10）Lower surface be fixedly connected, and two carrier bars
（10）Opposite face pass through two fixed links（11）It is fixedly connected, and two carrier bars（10）Upper surface offer the first cunning
Slot（12）, the first sliding groove（12）Inside being slidably connected, there are two the first idler wheels（13）, and two the first idler wheels（13）Upper surface it is equal
With fixed plate（14）Lower surface be fixedly connected, fixed plate（14）Upper surface be connected with second bearing（15）, second bearing
（15）Inside it is socketed with the second shaft（16）, the second shaft（16）Surface be fixedly connected with third gear（17）, third gear
（17）With the 4th gear（18）Engagement, the 4th gear（18）It is fixedly connected on the second motor（19）The surface of output shaft, the second electricity
Machine（19）Fuselage and fixed plate（14）Upper surface be fixedly connected, the second shaft（16）Bottom end and support plate（20）Upper table
Face is fixedly connected, support plate（20）Upper surface offer second sliding slot（21）, second sliding slot（21）There are two sliding blocks for interior setting
（22）, and two sliding blocks（22）Upper surface pass through two montants（23）With fixed plate（14）Lower surface be fixedly connected, support
Plate（20）Lower surface be provided with electric block（24）, fixed plate（14）Upper surface pass through fixed block（25）With cross bar（26）'s
Right side is fixedly connected, cross bar（26）Upper surface offer third sliding slot（27）, third sliding slot（27）The lower surface of inner wall with
Second idler wheel（28）Lower surface overlap joint, the second idler wheel（28）Upper surface and connecting rod（29）Lower surface be fixedly connected, even
Extension bar（29）Lower surface pass through two link blocks（30）Respectively with two carrier bars（10）Upper surface be fixedly connected, cross bar
（26）Lower surface be provided with several teeth（31）, teeth（31）With the 5th gear（32）Engagement, the 5th gear（32）It is fixed
It is connected to third motor（33）The surface of output shaft, third motor（33）Fuselage and carrier bar（10）Upper surface fix connect
It connects.
2. a kind of boom hoisting according to claim 1 moves the cantilever crane with rotation, it is characterised in that：Carrying
Bar（10）Upper surface be provided with clump weight（34）, clump weight（34）Positioned at two link blocks（30）Left side.
3. a kind of boom hoisting according to claim 1 moves the cantilever crane with rotation, it is characterised in that：Support
Column（2）Front be provided with accumulator（35）, accumulator（35）Output terminal and control panel（36）Input terminal electrical connection.
4. a kind of boom hoisting according to claim 3 moves the cantilever crane with rotation, it is characterised in that：Control
Panel（36）It is arranged on support column（2）Front accumulator（35）Surface, control panel（36）Output terminal respectively with first
Motor（7）, the second motor（19）, electric block（24）With third motor（33）Input terminal electrical connection.
5. a kind of boom hoisting according to claim 1 moves the cantilever crane with rotation, it is characterised in that：First
Motor（7）With third motor（33）For servo motor, the second motor（19）For band-type brake motor.
6. a kind of boom hoisting according to claim 1 moves the cantilever crane with rotation, it is characterised in that：Second
Sliding slot（21）Shape for circular ring shape, second sliding slot（21）Cross section be T-shaped, sliding block（22）Shape to be T-shaped.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201721747345.9U CN207551773U (en) | 2017-12-14 | 2017-12-14 | A kind of boom hoisting moves the cantilever crane with rotation |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201721747345.9U CN207551773U (en) | 2017-12-14 | 2017-12-14 | A kind of boom hoisting moves the cantilever crane with rotation |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN207551773U true CN207551773U (en) | 2018-06-29 |
Family
ID=62663167
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201721747345.9U Expired - Fee Related CN207551773U (en) | 2017-12-14 | 2017-12-14 | A kind of boom hoisting moves the cantilever crane with rotation |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN207551773U (en) |
Cited By (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108569626A (en) * | 2018-07-17 | 2018-09-25 | 苏州美瑞时科技有限公司 | A kind of ship processing turbine lifting equipment |
| CN108975152A (en) * | 2018-09-19 | 2018-12-11 | 袁福珍 | A kind of working method for the working lifting auxiliary device that builds a bridge |
| CN111776961A (en) * | 2020-07-01 | 2020-10-16 | 佛山市兴阳鑫科技有限公司 | Gear introduction structure of tower crane |
| CN112225072A (en) * | 2020-10-13 | 2021-01-15 | 中建海峡建设发展有限公司 | Crane lifting device based on accurate positioning for assembly building construction |
| CN113003404A (en) * | 2021-03-09 | 2021-06-22 | 机械工业第九设计研究院有限公司 | Intelligent lifting appliance for forklift charging room |
| CN118125281A (en) * | 2023-12-21 | 2024-06-04 | 山东捷沃汽车科技有限公司 | Building material hoisting apparatus |
| CN118145479A (en) * | 2024-05-11 | 2024-06-07 | 临沂市交通制冷工程有限公司 | Hoisting tool for disassembling and assembling end cover of refrigerator |
| CN118289655A (en) * | 2024-06-05 | 2024-07-05 | 江苏华泰船业有限公司 | Safety hoisting structure for ship repair and construction |
-
2017
- 2017-12-14 CN CN201721747345.9U patent/CN207551773U/en not_active Expired - Fee Related
Cited By (10)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108569626A (en) * | 2018-07-17 | 2018-09-25 | 苏州美瑞时科技有限公司 | A kind of ship processing turbine lifting equipment |
| CN108975152A (en) * | 2018-09-19 | 2018-12-11 | 袁福珍 | A kind of working method for the working lifting auxiliary device that builds a bridge |
| CN111776961A (en) * | 2020-07-01 | 2020-10-16 | 佛山市兴阳鑫科技有限公司 | Gear introduction structure of tower crane |
| CN112225072A (en) * | 2020-10-13 | 2021-01-15 | 中建海峡建设发展有限公司 | Crane lifting device based on accurate positioning for assembly building construction |
| CN113003404A (en) * | 2021-03-09 | 2021-06-22 | 机械工业第九设计研究院有限公司 | Intelligent lifting appliance for forklift charging room |
| CN113003404B (en) * | 2021-03-09 | 2022-12-02 | 机械工业第九设计研究院股份有限公司 | Intelligent lifting appliance for forklift charging room |
| CN118125281A (en) * | 2023-12-21 | 2024-06-04 | 山东捷沃汽车科技有限公司 | Building material hoisting apparatus |
| CN118125281B (en) * | 2023-12-21 | 2024-09-24 | 山东捷沃汽车科技有限公司 | Building material hoisting apparatus |
| CN118145479A (en) * | 2024-05-11 | 2024-06-07 | 临沂市交通制冷工程有限公司 | Hoisting tool for disassembling and assembling end cover of refrigerator |
| CN118289655A (en) * | 2024-06-05 | 2024-07-05 | 江苏华泰船业有限公司 | Safety hoisting structure for ship repair and construction |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20180629 Termination date: 20191214 |
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| CF01 | Termination of patent right due to non-payment of annual fee |