CN113860166A - Anti-swing device for crane lifting appliance - Google Patents
Anti-swing device for crane lifting appliance Download PDFInfo
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- CN113860166A CN113860166A CN202111328638.4A CN202111328638A CN113860166A CN 113860166 A CN113860166 A CN 113860166A CN 202111328638 A CN202111328638 A CN 202111328638A CN 113860166 A CN113860166 A CN 113860166A
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- assembly
- sliding block
- shock absorption
- shell
- crane
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- 230000003139 buffering effect Effects 0.000 claims abstract description 9
- 230000000149 penetrating effect Effects 0.000 claims abstract description 4
- 238000010521 absorption reaction Methods 0.000 claims description 30
- 230000035939 shock Effects 0.000 claims description 26
- 230000000903 blocking effect Effects 0.000 claims description 7
- 230000000116 mitigating effect Effects 0.000 claims 1
- 230000000694 effects Effects 0.000 abstract description 6
- 239000000463 material Substances 0.000 description 5
- 230000007246 mechanism Effects 0.000 description 4
- 229910000831 Steel Inorganic materials 0.000 description 3
- 239000010959 steel Substances 0.000 description 3
- 230000005389 magnetism Effects 0.000 description 2
- 230000004075 alteration Effects 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 230000002349 favourable effect Effects 0.000 description 1
- 239000002184 metal Substances 0.000 description 1
- 238000000926 separation method Methods 0.000 description 1
- 238000006467 substitution reaction Methods 0.000 description 1
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Classifications
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B66—HOISTING; LIFTING; HAULING
- B66C—CRANES; LOAD-ENGAGING ELEMENTS OR DEVICES FOR CRANES, CAPSTANS, WINCHES, OR TACKLES
- B66C13/00—Other constructional features or details
- B66C13/04—Auxiliary devices for controlling movements of suspended loads, or preventing cable slack
- B66C13/06—Auxiliary devices for controlling movements of suspended loads, or preventing cable slack for minimising or preventing longitudinal or transverse swinging of loads
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- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Load-Engaging Elements For Cranes (AREA)
- Jib Cranes (AREA)
Abstract
The invention discloses an anti-swing device for a crane lifting appliance, which comprises a connecting assembly, an anti-swing assembly arranged at the lower end of the connecting assembly, a buffering assembly arranged at the lower end of the anti-swing assembly, and a lifting assembly penetrating through the anti-swing assembly and the buffering assembly and arranged at the lower end of the connecting assembly; the anti-swing assembly comprises a sliding block, wherein communicating holes are formed in two symmetrical side faces of the sliding block, a balance rod is embedded in each communicating hole, and two ends of each balance rod are fixedly provided with a balance weight plate; the upper side surface of the sliding block is provided with a first through hole; the lower extreme of sliding block is provided with the locating plate, through spliced pole fixed connection between locating plate and the sliding block, and has seted up the constant head tank on the locating plate, is provided with the glossy spacing pipe of inner wall between first through-hole and the constant head tank, lifts by crane the subassembly and runs through first through-hole, spacing pipe and constant head tank in proper order, has realized preventing the pendulum effect, and prevents that the pendulum subassembly only sets up at the top of hoist, consequently need not overlength and too big guide arm.
Description
Technical Field
The invention relates to the field of cranes, in particular to an anti-swing device for a crane lifting appliance.
Background
At present, the guiding and anti-swing modes used in the prior art are divided into two main categories:
1. the rigid guide rod is adopted, and the rigid guide rod is characterized in that the lifting appliance can be effectively prevented from swinging, but the heavier the lifted material is, the larger the inertia is, so that the larger the guide rod needs to be made, and the larger the impact on the running starting and braking is;
2. the steel wire rope is wound in a diagonal pulling mode, and the wound steel wire rope has a larger inclination angle with a lifting appliance and a trolley; the mode can reduce the swing amplitude of the lifting appliance to a certain extent, but the effect is not good, and the lifting appliance is only suitable for occasions with low requirements.
Therefore, how to achieve stable guiding and preventing swinging of the spreader is a technical problem to be solved in the hoisting mechanism of the crane, and further improvement is needed.
Disclosure of Invention
The present invention aims to provide an anti-swing device for a crane spreader, which solves the above mentioned problems in the prior art.
The purpose of the invention can be realized by the following technical scheme:
a crane sling anti-swing device comprises a connecting assembly, an anti-swing assembly arranged at the lower end of the connecting assembly, a shock absorption assembly arranged at the lower end of the anti-swing assembly, and a hoisting assembly penetrating through the anti-swing assembly and the shock absorption assembly and arranged at the lower end of the connecting assembly;
the anti-swing assembly comprises a sliding block, wherein communicating holes are formed in two symmetrical side faces of the sliding block, a balance rod is embedded in each communicating hole, and two ends of each balance rod are fixedly provided with a balance weight plate;
the upper side surface of the sliding block is provided with a first through hole;
the lower extreme of sliding block is provided with the locating plate, through spliced pole fixed connection between locating plate and the sliding block, and has seted up the constant head tank on the locating plate, is provided with the glossy spacing pipe of inner wall between first through-hole and the constant head tank, lifts by crane the subassembly and runs through first through-hole, spacing pipe and constant head tank in proper order.
Further, the connecting component comprises a transverse plate, a first vertical plate and a second vertical plate, wherein the first vertical plate and the second vertical plate are arranged on two sides of the transverse plate;
wherein, be provided with the connecting rod between first riser and the second riser, and set up the sliding tray of embedding connecting rod on sliding block and the weight plate.
Further, the cushioning component comprises an upper cushioning shell and a lower cushioning shell;
wherein, the upper shock absorption shell is arranged at the upper end of the lower shock absorption shell, and a connecting spring is arranged between the upper shock absorption shell and the lower shock absorption shell;
one side of the upper cushioning shell close to the lower cushioning shell is provided with a first magnetic attraction piece, one side of the lower cushioning shell close to the upper cushioning shell is provided with a second magnetic attraction piece, and the polarity of the first magnetic attraction piece is opposite to that of the second magnetic attraction piece.
Further, the bradyseism subassembly still includes the connecting box, and wherein, the connecting box runs through bradyseism shell and lower bradyseism shell and is located first magnetism and inhale between the piece and the second magnetism.
Further, the inner cavity of the upper shock absorption shell is divided into a first cavity and a second cavity by the connecting box;
the first cavity is internally provided with a telescopic rod, one end of the telescopic rod is fixedly connected with the side wall of the first cavity, and the other end of the telescopic rod is fixedly connected with the outer wall of the connecting box through a first buffering block;
be provided with buffer spring in the second chamber, buffer spring's one end and the lateral wall fixed connection of second chamber, buffer spring's the other end through the second slow-down block with the outer wall fixed connection of connecting box.
Further, the hoisting assembly comprises a storage box, wherein the storage box is arranged on the transverse plate and is fixedly connected with the sliding block;
the storage box is internally stored with a lifting rope.
Furthermore, a through groove is formed in the connecting box, and the lifting rope sequentially penetrates through the first through hole, the limiting pipe, the positioning groove and the through groove to be fixedly connected with the lifting hook.
Furthermore, an auxiliary blocking piece is arranged at the opening of the lifting hook, wherein one end of the auxiliary blocking piece is movably arranged at one side of the opening, and the other end of the auxiliary blocking piece is abutted against the other side of the opening;
one side of the auxiliary separation blade facing the groove opening is provided with a plurality of anti-skid pieces which are distributed randomly, wherein the anti-skid pieces are saw-tooth-shaped protrusions.
Compared with the prior art, the invention has the beneficial effects that:
(1) through the sliding block, the two symmetrical side surfaces of the sliding block are provided with communication holes, the communication holes are embedded with balance rods, and the two ends of each balance rod are fixedly provided with counterweight plates; the upper side surface of the sliding block is provided with a first through hole; the lower extreme of sliding block is provided with the locating plate, through spliced pole fixed connection between locating plate and the sliding block, and has seted up the constant head tank on the locating plate, is provided with the glossy spacing pipe of inner wall between first through-hole and the constant head tank, and the subassembly that lifts by crane runs through first through-hole, spacing pipe and constant head tank in proper order can realize preventing the pendulum effect, and prevents that the pendulum subassembly only sets up at the top of hoist, consequently need not overlength and too big guide arm.
(2) Through having seted up logical groove in the connecting box, and the lifting rope runs through first through-hole, spacing pipe, constant head tank and logical groove and lifting hook fixed connection in proper order, can avoid steel cable and hoist and dolly all to have great inclination, is favorable to the inclination of lifting rope to be injectd.
Drawings
In order to facilitate understanding for those skilled in the art, the present invention will be further described with reference to the accompanying drawings.
FIG. 1 is a perspective view of the overall structure of the present invention;
FIG. 2 is an isometric view of the present invention;
FIG. 3 is a rear view of the present invention;
FIG. 4 is a burst diagram of the present invention;
FIG. 5 is a schematic view of a shock absorption assembly according to the present invention.
In the figure: 1. a connecting assembly; 2. an anti-sway assembly; 3. a cushioning component; 4. a hoisting assembly; 11. a transverse plate; 12. a first vertical plate; 13. a second vertical plate; 14. a connecting rod; 21. a slider; 22. a sliding groove; 23. connecting columns; 24. a limiting pipe; 25. positioning a plate; 26. positioning a groove; 31. mounting a cushioning shell; 32. a lower cushioning shell; 33. a connection box; 34. a first buffering block; 35. a second buffering block; 36. a telescopic rod; 37. a buffer spring; 38. a first magnetic attraction member; 39. a second magnetic attraction member; 310. a through groove; 311. a connecting spring; 41. a storage box; 42. lifting a lifting rope; 43. lifting a lifting hook; 44. an auxiliary baffle plate.
Detailed Description
To further illustrate the technical means and effects of the present invention adopted to achieve the predetermined objects, the following detailed description of the embodiments, structures, features and effects according to the present invention will be made with reference to the accompanying drawings and preferred embodiments.
Referring to fig. 1 to 5, a crane sling anti-swing apparatus is applied to a crane, which refers to a multi-action crane for vertically lifting and horizontally moving a heavy object within a certain range. Also known as crown blocks, navigation cranes and cranes.
More specifically, the driving cab and the crane control cab of the tire crane are integrated and formed by evolving a crawler crane (crawler crane), a crawler and a walking bracket of a walking mechanism are changed into a chassis with tires, the defect that a crawler plate of the crawler crane (crawler crane) damages a road surface is overcome, and the tire crane belongs to material handling machinery.
The bridge crane is a hoisting device which is transversely arranged above workshops, warehouses and stockyards to hoist materials. Since its two ends are seated on a tall concrete column or a metal bracket, it is shaped like a bridge. The bridge frame of the bridge crane runs longitudinally along the rails laid on the elevated frames at two sides, so that the space below the bridge frame can be fully utilized to hoist materials without being hindered by ground equipment. The lifting machine has the widest application range and the largest quantity.
The hoisting equipment has the working characteristics of intermittent motion, namely corresponding mechanisms for taking materials, transporting, unloading and the like in one working cycle work alternately, the development and the use of the crane in the market are more and more extensive, and the hoisting equipment needs to hoist objects at high altitude, so that the objects swing in the air, and the swinging can damage the hoisting equipment, so that how to realize the stable guiding of the lifting appliance and prevent the swinging is a technical problem to be solved urgently in the hoisting mechanism of the crane;
the anti-vibration device comprises a connecting assembly 1, an anti-vibration assembly 2 arranged at the lower end of the connecting assembly 1, a cushioning assembly 3 arranged at the lower end of the anti-vibration assembly 2, and a lifting assembly 4 penetrating through the anti-vibration assembly 2 and the cushioning assembly 3 and arranged at the lower end of the connecting assembly 1;
in some embodiments, the anti-swing assembly 2 includes a sliding block 21, wherein communicating holes are formed on two symmetrical sides of the sliding block 21, a balance bar is embedded in the communicating holes, and two ends of the balance bar are fixedly provided with a weight plate; the upper side surface of the sliding block 21 is provided with a first through hole;
the lower extreme of sliding block 21 is provided with locating plate 25, through spliced pole 23 fixed connection between locating plate 25 and the sliding block 21, and has seted up constant head tank 26 on the locating plate 25, is provided with the glossy spacing pipe 24 of inner wall between first through-hole and the constant head tank 26, lifts by crane subassembly 4 and runs through first through-hole, spacing pipe 24 and constant head tank 26 in proper order.
Through the sliding block 21, the two symmetrical side surfaces of the sliding block 21 are provided with communication holes, balance rods are embedded in the communication holes, and the two ends of each balance rod are fixedly provided with balance weight plates; the upper side surface of the sliding block 21 is provided with a first through hole; sliding block 21's lower extreme is provided with locating plate 25, through spliced pole 23 fixed connection between locating plate 25 and the sliding block 21, and locating slot 26 has been seted up on the locating plate 25, be provided with the glossy spacing pipe 24 of inner wall between first through-hole and the locating slot 26, lift by crane subassembly 4 runs through first through-hole in proper order, spacing pipe 24 and locating slot 26 can realize preventing putting the effect, and prevent that swing subassembly 2 only sets up at the top of hoist, consequently need not overlength and too big guide arm.
The connecting assembly 1 comprises a transverse plate 11, a first vertical plate 12 and a second vertical plate 13 which are arranged on two sides of the transverse plate 11;
wherein, be provided with connecting rod 14 between first riser 12 and the second riser 13, and set up the sliding tray 22 of embedding connecting rod 14 on sliding block 21 and the weight plate.
The cushioning assembly 3 comprises an upper cushioning shell 31 and a lower cushioning shell 32;
wherein, the upper shock absorption shell 31 is arranged at the upper end of the lower shock absorption shell 32, and a connecting spring 311 is arranged between the upper shock absorption shell 31 and the lower shock absorption shell 32;
a first magnetic attraction piece 38 is arranged on one side of the upper shock absorption shell 31 close to the lower shock absorption shell 32, a second magnetic attraction piece 39 is arranged on one side of the lower shock absorption shell 32 close to the upper shock absorption shell 31, and the polarity of the first magnetic attraction piece 38 is opposite to that of the second magnetic attraction piece 39.
The cushioning assembly 3 further comprises a connection box 33, wherein the connection box 33 penetrates the upper cushioning shell 31 and the lower cushioning shell 32 and is located between the first magnetic attraction piece 38 and the second magnetic attraction piece 39.
The inner cavity of the upper shock-absorbing shell 31 is divided into a first chamber and a second chamber by a connecting box 33;
wherein, an expansion link 36 is arranged in the first chamber, one end of the expansion link 36 is fixedly connected with the side wall of the first chamber, and the other end of the expansion link 36 is fixedly connected with the outer wall of the connecting box 33 through a first buffering block 34;
be provided with buffer spring 37 in the second chamber, buffer spring 37's one end and the lateral wall fixed connection of second chamber, buffer spring 37's the other end passes through the outer wall fixed connection of second buffering piece 35 and connecting box 33.
The hoisting assembly 4 comprises a storage box 41, wherein the storage box 41 is arranged on the transverse plate 11, and the storage box 41 is fixedly connected with the sliding block 21;
the storage case 41 stores therein a lifting rope 42.
A through slot 310 is formed in the connection box 33, and the lifting rope 42 sequentially penetrates through the first through hole, the limiting pipe 24, the positioning slot 26 and the through slot 310 to be fixedly connected with the lifting hook 43.
An auxiliary blocking piece 44 is arranged at the groove opening of the lifting hook 43, wherein one end of the auxiliary blocking piece 44 is movably arranged at one side of the groove opening, and the other end of the auxiliary blocking piece 44 is abutted against the other side of the groove opening;
the side of the auxiliary baffle 44 facing the groove opening is provided with a plurality of anti-slip members which are randomly distributed, wherein the anti-slip members are saw-tooth shaped protrusions.
Although the present invention has been described with reference to the preferred embodiments, it should be understood that various changes, substitutions and alterations can be made herein without departing from the spirit and scope of the invention as defined by the appended claims.
Claims (8)
1. The crane sling anti-swing device is characterized by comprising a connecting assembly (1), an anti-swing assembly (2) arranged at the lower end of the connecting assembly (1), a shock absorption assembly (3) arranged at the lower end of the anti-swing assembly (2), and a hoisting assembly (4) penetrating through the anti-swing assembly (2) and the shock absorption assembly (3) and arranged at the lower end of the connecting assembly (1);
the anti-swing assembly (2) comprises a sliding block (21), wherein communicating holes are formed in two symmetrical side faces of the sliding block (21), a balance rod is embedded in each communicating hole, and two ends of each balance rod are fixedly provided with a balance weight plate;
the upper side surface of the sliding block (21) is provided with a first through hole;
the lower extreme of sliding block (21) is provided with locating plate (25), through spliced pole (23) fixed connection between locating plate (25) and sliding block (21), and has seted up constant head tank (26) on locating plate (25), is provided with between first through-hole and constant head tank (26) the glossy spacing pipe of inner wall (24), lifts by crane subassembly (4) and runs through first through-hole, spacing pipe (24) and constant head tank (26) in proper order.
2. The crane spreader anti-sway device of claim 1, characterized in that the connection assembly (1) comprises a cross plate (11), a first riser (12) and a second riser (13) arranged on both sides of the cross plate (11);
wherein, be provided with connecting rod (14) between first riser (12) and second riser (13), and sliding block (21) and the weight plate on set up sliding tray (22) of embedding connecting rod (14).
3. A crane spreader anti-sway device according to claim 2, characterized in that the seismic module (3) comprises an upper seismic shell (31) and a lower seismic shell (32);
wherein, the upper shock absorption shell (31) is arranged at the upper end of the lower shock absorption shell (32), and a connecting spring (311) is arranged between the upper shock absorption shell (31) and the lower shock absorption shell (32);
one side of the upper shock absorption shell (31) close to the lower shock absorption shell (32) is provided with a first magnetic absorption piece (38), one side of the lower shock absorption shell (32) close to the upper shock absorption shell (31) is provided with a second magnetic absorption piece (39), and the polarity of the first magnetic absorption piece (38) is opposite to that of the second magnetic absorption piece (39).
4. A crane spreader anti-sway device according to claim 3, wherein the seismic mitigation assembly (3) further comprises a connection box (33), wherein the connection box (33) penetrates the upper and lower seismic shells (31, 32) and is located between the first and second magnetically attractive elements (38, 39).
5. A crane spreader anti-sway device according to claim 4, characterized in that the inner cavity of the upper seismic shell (31) is divided into a first chamber and a second chamber by a connection box (33);
wherein, a telescopic rod (36) is arranged in the first chamber, one end of the telescopic rod (36) is fixedly connected with the side wall of the first chamber, and the other end of the telescopic rod (36) is fixedly connected with the outer wall of the connecting box (33) through a first buffering block (34);
be provided with buffer spring (37) in the second chamber, buffer spring (37)'s one end and the lateral wall fixed connection of second chamber, buffer spring (37)'s the other end passes through the outer wall fixed connection of second buffering piece (35) and connecting box (33).
6. A crane spreader anti-sway device according to claim 5, characterized in that the hoisting assembly (4) comprises a storage box (41), wherein the storage box (41) is arranged on the cross plate (11) and the storage box (41) is fixedly connected with the sliding block (21);
a lifting rope (42) is stored in the storage box (41).
7. The anti-sway device of a crane spreader according to claim 6, characterized in that a through-slot (310) is formed in the connection box (33), and the lifting rope (42) sequentially passes through the first through-hole, the limiting pipe (24), the positioning slot (26) and the through-slot (310) to be fixedly connected with the lifting hook (43).
8. A crane spreader anti-sway apparatus as claimed in claim 7, wherein the mouth of the lifting hook (43) is provided with an auxiliary flap (44), wherein one end of the auxiliary flap (44) is movably arranged at one side of the mouth, and the other end of the auxiliary flap (44) abuts against the other side of the mouth;
the side of the auxiliary blocking sheet (44) facing the groove opening is provided with a plurality of anti-skid members which are distributed randomly, wherein the anti-skid members are saw-tooth-shaped protrusions.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202111328638.4A CN113860166B (en) | 2021-11-10 | 2021-11-10 | Anti-swing device for crane sling |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202111328638.4A CN113860166B (en) | 2021-11-10 | 2021-11-10 | Anti-swing device for crane sling |
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| Publication Number | Publication Date |
|---|---|
| CN113860166A true CN113860166A (en) | 2021-12-31 |
| CN113860166B CN113860166B (en) | 2024-09-10 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202111328638.4A Active CN113860166B (en) | 2021-11-10 | 2021-11-10 | Anti-swing device for crane sling |
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| Country | Link |
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| CN (1) | CN113860166B (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN117963722A (en) * | 2024-04-01 | 2024-05-03 | 河南新创业起重机械有限公司 | Auto repair hoist device |
Citations (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPH02120490U (en) * | 1989-03-17 | 1990-09-28 | ||
| JP2007238320A (en) * | 2006-03-13 | 2007-09-20 | Mitsui Eng & Shipbuild Co Ltd | Container crane |
| CN208279213U (en) * | 2018-03-28 | 2018-12-25 | 广州公孙策信息科技有限公司 | A kind of crane anti-collision device |
| CN212050212U (en) * | 2020-03-12 | 2020-12-01 | 河南省长丰起重机有限公司 | Single-beam crane anti-swing device |
| CN212769409U (en) * | 2020-07-01 | 2021-03-23 | 蒋云平 | Lifting machinery lifting hook buffering fixing device for building engineering |
| CN213923753U (en) * | 2020-12-09 | 2021-08-10 | 一汽解放汽车有限公司 | Load-bearing device and bridge crane |
| CN214359832U (en) * | 2021-02-05 | 2021-10-08 | 河南省晟源起重机械有限公司 | Steel wire rope lifting swing-proof device of crane |
-
2021
- 2021-11-10 CN CN202111328638.4A patent/CN113860166B/en active Active
Patent Citations (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPH02120490U (en) * | 1989-03-17 | 1990-09-28 | ||
| JP2007238320A (en) * | 2006-03-13 | 2007-09-20 | Mitsui Eng & Shipbuild Co Ltd | Container crane |
| CN208279213U (en) * | 2018-03-28 | 2018-12-25 | 广州公孙策信息科技有限公司 | A kind of crane anti-collision device |
| CN212050212U (en) * | 2020-03-12 | 2020-12-01 | 河南省长丰起重机有限公司 | Single-beam crane anti-swing device |
| CN212769409U (en) * | 2020-07-01 | 2021-03-23 | 蒋云平 | Lifting machinery lifting hook buffering fixing device for building engineering |
| CN213923753U (en) * | 2020-12-09 | 2021-08-10 | 一汽解放汽车有限公司 | Load-bearing device and bridge crane |
| CN214359832U (en) * | 2021-02-05 | 2021-10-08 | 河南省晟源起重机械有限公司 | Steel wire rope lifting swing-proof device of crane |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN117963722A (en) * | 2024-04-01 | 2024-05-03 | 河南新创业起重机械有限公司 | Auto repair hoist device |
| CN117963722B (en) * | 2024-04-01 | 2024-05-31 | 河南新创业起重机械有限公司 | Auto repair hoist device |
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| CN113860166B (en) | 2024-09-10 |
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Address after: 231600 intersection of Liaoyuan road and Daihe Road, Feidong Economic Development Zone, Hefei City, Anhui Province Applicant after: Anhui Jangho Intelligent Equipment Group Co.,Ltd. Address before: 230000 intersection of Liaoyuan road and Daihe Road, Feidong Economic Development Zone, Hefei City, Anhui Province Applicant before: Anhui Chunhua Intelligent Technology Co.,Ltd. |
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