CN114229676A - Steel construction hoist device for construction - Google Patents
Steel construction hoist device for construction Download PDFInfo
- Publication number
- CN114229676A CN114229676A CN202111571515.3A CN202111571515A CN114229676A CN 114229676 A CN114229676 A CN 114229676A CN 202111571515 A CN202111571515 A CN 202111571515A CN 114229676 A CN114229676 A CN 114229676A
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- block
- shaped
- shaped rod
- fixed
- steel structure
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- 229910000831 Steel Inorganic materials 0.000 title claims abstract description 65
- 239000010959 steel Substances 0.000 title claims abstract description 65
- 238000010276 construction Methods 0.000 title claims description 20
- 239000002184 metal Substances 0.000 claims abstract description 17
- 238000009435 building construction Methods 0.000 claims abstract description 11
- 239000007787 solid Substances 0.000 claims description 9
- 230000000149 penetrating effect Effects 0.000 claims 1
- 230000005484 gravity Effects 0.000 abstract description 3
- 230000000694 effects Effects 0.000 description 6
- 230000008878 coupling Effects 0.000 description 2
- 238000010168 coupling process Methods 0.000 description 2
- 238000005859 coupling reaction Methods 0.000 description 2
- 239000013013 elastic material Substances 0.000 description 2
- 230000006872 improvement Effects 0.000 description 2
- 230000007246 mechanism Effects 0.000 description 2
- 230000009471 action Effects 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 238000011161 development Methods 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 238000009434 installation Methods 0.000 description 1
- 239000010985 leather Substances 0.000 description 1
- 238000000034 method Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 238000012856 packing Methods 0.000 description 1
- 230000008569 process Effects 0.000 description 1
- 230000002035 prolonged effect Effects 0.000 description 1
- 238000011160 research Methods 0.000 description 1
- 239000011435 rock Substances 0.000 description 1
- 238000001179 sorption measurement Methods 0.000 description 1
- 238000004804 winding Methods 0.000 description 1
Images
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
- B66C1/12—Slings comprising chains, wires, ropes, or bands; Nets
- B66C1/14—Slings with hooks
-
- 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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- E—FIXED CONSTRUCTIONS
- E04—BUILDING
- E04G—SCAFFOLDING; FORMS; SHUTTERING; BUILDING IMPLEMENTS OR AIDS, OR THEIR USE; HANDLING BUILDING MATERIALS ON THE SITE; REPAIRING, BREAKING-UP OR OTHER WORK ON EXISTING BUILDINGS
- E04G21/00—Preparing, conveying, or working-up building materials or building elements in situ; Other devices or measures for constructional work
- E04G21/14—Conveying or assembling building elements
- E04G21/16—Tools or apparatus
- E04G21/162—Handles to carry construction blocks
Landscapes
- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Architecture (AREA)
- Civil Engineering (AREA)
- Structural Engineering (AREA)
- Conveying And Assembling Of Building Elements In Situ (AREA)
Abstract
The invention provides a steel structure hoisting device for building construction, which comprises a metal sleeve and a C-shaped rod, wherein the lower part of the metal sleeve is sleeved and fixed at the upper end of a steel cable, a hook is fixedly arranged at the lower end of the steel cable, the lower part of the metal sleeve is fixedly connected with the upper end of the C-shaped rod, a fixed block is arranged at the lower end of the C-shaped rod, another fixed block is sleeved at the middle upper part of the C-shaped rod, the fixed block can move up and down on the C-shaped rod, and a fixing ring which can be opened and closed and can adjust the size of a ring is arranged at the front end of each fixed block. The steel structure fixing device has the advantages that the steel structure can be conveniently fixed, the space in the C-shaped fixing ring can be properly adjusted according to the size of the steel structure, the use range of equipment is enlarged, the practicability is improved, the fixing block is arranged and meshed with the square block to be fixed at the position of the long groove, when some steel structures with larger lengths are hoisted, the gap between the fixing blocks can be enlarged by adjusting the fixing block, the bearing range of the gravity of a steel cable is enlarged, and the working safety is improved.
Description
Technical Field
The invention belongs to the technical field of buildings, and particularly relates to a steel structure hoisting device for building construction.
Background
With the continuous development of the infrastructure technology in China, more and more steel structures are widely applied to various fields, when the existing large-scale steel structure building is constructed, a plurality of steel columns need to be laid on the bottom surface firstly, the steel columns are used for supporting the whole steel structure, the volume and the mass of the steel columns are usually large, the steel columns are installed through hoisting equipment when being installed, bottom plates are usually installed at the bottom ends of the steel columns, through holes are formed in the bottom plates, after the steel columns are hoisted, the through holes need to be aligned to bolts which are installed on the ground in advance, and then the bolts are screwed to fix the steel columns on the ground.
Original steel construction hoist device for construction is the cable wire with tubulose steel construction winding and carry through the crane mostly, but the mode of carrying like this not only is not convenient for carry, and efficiency is extremely slow, often comparatively dangerous moreover, the easy atress inequality of steel construction that the cable wire was binded slips even, and the steel construction quality is very big again, the cable wire is when hoisting, the steel construction rocks unavoidably, has very big research to the bearing capacity of cable wire to there is higher danger.
Disclosure of Invention
In order to solve the problems in the prior art, the invention provides a steel structure hoisting device for building construction, which has the characteristics of simple structure, compact connection, convenience in installation and fixation, larger bearable stress, higher safety and wider applicable steel structure size range.
In order to achieve the purpose, the invention provides the following technical scheme: the utility model provides a steel construction hoist device for construction, includes metal covering and C shape pole, and the metal covering lower part cover is established and is fixed in the cable wire upper end, and the cable wire lower extreme has set firmly the couple, and metal covering lower part and C shape pole upper end fixed connection, C shape pole lower extreme are equipped with the fixed block, and upper portion cover is equipped with another fixed block in the C shape pole, and this fixed block can reciprocate on C shape pole, and the front end of each fixed block is installed and is opened and shut to but the solid fixed ring of adjustable circle size.
Furthermore, a rectangular through hole is formed in the rear portion of a fixing block at the middle upper portion of the C-shaped rod, the fixing block is sleeved on the C-shaped rod through the rectangular through hole, an adjusting groove is formed in the outer side face of the C-shaped rod, threaded holes are distributed in the adjusting groove, and a second locking screw penetrates through the rear portion of the fixing block and is fixedly connected with a threaded hole in the adjusting groove.
Furthermore, a long groove is formed in the inner side face of the C-shaped rod, a continuous square block is fixed in the long groove to form a rack, a gear is arranged at the contact position of the fixed block and the inner side face of the C-shaped rod, and the gear is meshed with the square block for matching.
Furthermore, the C-shaped fixing rings are in a pair, one C-shaped fixing ring is rotatably connected with one side of the fixing block, and the other C-shaped fixing ring is fixedly connected with the other side of the fixing block; the end of one C-shaped fixing ring is fixedly connected with an arc-shaped block, the end of the other C-shaped fixing ring is fixedly connected with a rectangular lantern ring for the arc-shaped block to penetrate through, the back of the arc-shaped block is provided with a sliding groove, threaded holes are distributed in the sliding groove, a sliding block is arranged on the sliding groove, a through hole is formed in the sliding block, and a locking screw penetrates into the hole and is connected with a threaded hole in the sliding groove.
Furthermore, a reset elastic rod is arranged at the joint of the C-shaped fixing ring and the rotating shaft of the fixing block.
Furthermore, telescopic sleeves are arranged in the two C-shaped fixing rings, and elastic connecting rings are arranged at the ends of the telescopic sleeves.
Furthermore, the inner side of the telescopic sleeve is distributed with round convex blocks, and the outer ends of the round convex blocks are sleeved with rubber pads.
Furthermore, a limiting groove for limiting the T-shaped rod is formed in a fixing block at the middle upper part of the C-shaped rod, a reset spring is arranged in the limiting groove, the fixing block is connected with a ratchet wheel through a gear, the ratchet wheel is arranged at the outer end of the limiting block, the other end of the limiting block is fixedly connected with the T-shaped rod, and the T-shaped rod is in limiting connection with the limiting groove through the reset spring.
Compared with the prior art, the invention has the beneficial effects that: according to the invention, through the arrangement of the C-shaped fixing ring, one part of the C-shaped fixing ring is fixedly connected with the fixing block, the other part of the C-shaped fixing ring is connected with the fixing block through the rotating shaft, and the arc-shaped block for limiting is arranged at one part of the C-shaped fixing ring; according to the invention, through the arrangement of the fixed block, the rear end of the fixed block is fixed in the adjusting groove through the second locking screw and is fixed at the position of the strip groove through being meshed with the square block, and the arrangement has the advantages that when some steel structures with larger length are hoisted, gaps can be obtained among the fixed blocks by adjusting the fixed blocks, so that the gravity bearing range of the steel cable is enlarged, and the working safety is improved; according to the invention, through the arrangement of the C-shaped rod, the C-shaped rod is fixedly connected with the metal sleeve through the connecting block, the stress of the steel cable is reduced, the use strength of the steel cable is increased, and the service life of the steel cable is prolonged; according to the invention, the round convex block is arranged at the end face of the telescopic sleeve, and the arrangement has the effects of increasing the contact friction force between the telescopic sleeve and a steel structure, improving the fixed adsorption capacity and increasing the fixing effect.
Drawings
FIG. 1 is a schematic structural view of the present invention;
FIG. 2 is a rear view of the present invention;
FIG. 3 is a schematic view of the C-shaped retaining ring of the present invention;
FIG. 4 is an enlarged view of portion A of FIG. 1;
FIG. 5 is a schematic view of the T-bar of the present invention.
In the figure: 1. a steel cord; 2. a square block; 3. a metal sheath; 4. a long groove; 5. a square block; 6. a T-shaped rod; 7. a C-shaped rod; 8. hooking; 9. a telescopic sleeve; 10. an arc-shaped block; 11. a sliding groove; 12. a fixed block; 13. a C-shaped fixing ring; 14. a locking screw I; 15. a slider; 16. an elastic rod; 17. an elastic connecting ring; 18. a second locking screw; 19. an adjustment groove; 20. a circular bump; 21. a limiting block; 22. a return spring; 23. a limiting groove; 24. and (4) ratchet wheels.
Detailed Description
The technical solution in the embodiments of the present invention will be clearly and completely described below with reference to the accompanying drawings.
Examples
Referring to fig. 1-5, a steel structure hoisting device for building construction comprises a metal sleeve 3 and a C-shaped rod 7, wherein the lower part of the metal sleeve 3 is fixedly sleeved on the upper end of a steel cable 1, the upper end of the metal sleeve 3 is fixedly connected with a crane, the lower end of the steel cable 1 is fixedly provided with a hook 8 for being connected with the crane, the metal sleeve 3 is fixedly connected with the upper end of the C-shaped rod 7 through a connecting block 2, the lower end of the C-shaped rod 7 is fixedly welded with a fixed block 12, the middle of the C-shaped rod 7 is sleeved with another fixed block 12, the fixed block 12 can move up and down on the C-shaped rod 7 to adjust the distance between the two C-shaped fixed rings 13, and each fixed block 12 is provided with a fixed ring 13 which can be opened and closed and can adjust the size of the ring. The C-shaped rod 7 in the embodiment plays a role in reducing the stress of the steel cable 1 and increasing the service strength and the service life of the steel cable 1.
Specifically, the rear portion of the fixed block 12 in the middle of the C-shaped rod 7 is provided with a rectangular through hole, the fixed block 12 is sleeved on the C-shaped rod 7 through the rectangular through hole, the inner side surface of the C-shaped rod 7 is provided with a long groove 4, a continuous square block 5 is fixed in the groove of the inner side surface of the C-shaped rod 7 to form a rack, a gear is arranged at the contact position of the inner side surfaces of the fixed block 12 and the C-shaped rod 7, and the gear is meshed with the square block 5 for matching. An adjusting groove 19 is formed in the outer side surface of the C-shaped rod 7, threaded holes are distributed in the adjusting groove 19, and the rear portion of the fixing block 12 is fixedly connected with the threaded holes of the adjusting groove 19 through a second locking screw 18, so that the height of the fixing block 12 in the middle of the C-shaped rod 7 can be adjusted conveniently.
Specifically, be equipped with spacing groove 23 in fixed block 12, it is spacing to be used for T shape pole 6, be equipped with reset spring 22 that is used for the locking effect that resets in the spacing groove 23, fixed block 12 is connected with ratchet 24 through the gear, ratchet 24 sets up the outer end at stopper 21, the stopper 21 other end and T shape pole 6 fixed connection, T shape pole 6 passes through reset spring 22 and 23 spacing connections in spacing groove, in this embodiment fixed block 12 department plays when hoist and mount are done to the great steel construction of some length, can be through adjusting fixed block 12, obtain the clearance between increasing fixed block 12, thereby improve the scope that the gravity of cable wire 1 bore, the security of improvement work. The limiting block 21 is rectangular and is not convenient to rotate, and the limiting block 21 plays a role in limiting the rotation of the T-shaped rod 6 in the embodiment.
Specifically, the solid fixed ring 13 of C shape divide into two parts, one of them part is connected with fixed block 12 through the pivot, another part and fixed block 12 fixed connection, the solid fixed ring 13 pivot junction of C shape is equipped with the elastic rod 16 that is used for the reset action, elastic rod 16 adopts elastic material, wherein, the solid fixed ring 13's of a C shape end rigid coupling has arc piece 10, the solid fixed ring 13's of another C shape end rigid coupling has the rectangle lantern ring that supplies arc piece 10 to penetrate, sliding tray 11 has been seted up at the back of arc piece 10, the distribution has the screw hole in the sliding tray 11, be equipped with sliding block 15 on the sliding tray 11, be equipped with the perforation on sliding block 15, the screw hole that penetrates No. one locking screw 14 in the hole and sliding tray 11 meets. The C-shaped fixing ring 13 in the embodiment is arranged in such a way, so that the stress locking of the C-shaped fixing ring 13 is improved, and the steel structure is conveniently fixed.
Specifically, be equipped with the flexible cover 9 that is used for increasing fixed effect in the solid fixed ring 13 of two C shapes, be equipped with the elastic connection ring 17 that is used for the effect that resets in the flexible cover 9, adopt elastic material, the setting of the solid fixed ring 13 department of C shape plays and is convenient for fix the steel construction in this embodiment to can be according to the size of steel construction, the space in the solid fixed ring 13 of C shape is properly adjusted in the small circle, increases the application range of equipment, improves the practicality.
Specifically, 9 departments of telescope tube are equipped with evenly distributed's circular convex block 20, and circular convex block 20 outer pot head is equipped with the rubber leather packing that is used for increasing frictional force, and circular convex block 20 increases the contact frictional force of telescope tube 9 and steel construction in this embodiment, improves fixed absorptive ability, increases fixed effect.
The working principle and the using process of the invention are as follows: in the invention, a metal sleeve 3 is sleeved at the outer end of a steel cable 1, the other end of the steel cable is fixedly connected with a crane, a connecting block 2 is fixedly connected with the metal sleeve 3 according to the length of a steel structure, a first locking screw 14 needs to rotate anticlockwise due to light leaning on a hook, a C-shaped fixing ring 13 is sleeved at the steel structure, a hook 8 is hung at the hook of the steel structure, a second locking screw 18 rotates anticlockwise according to the length of the steel structure, a T-shaped rod 6 is pulled out, a ratchet mechanism 24 is disengaged with a gear, the fixed block 12 improves sliding of the gear in a strip groove 4, the T-shaped rod 6 is loosened after sliding to a proper position, a reset spring 22 resets the T-shaped rod, the ratchet mechanism 24 limits the gear, the interval between the fixed blocks 12 is properly adjusted, the stress strength and the stability during working are improved, a sliding block 15 is driven to slide in a sliding groove 11 by the first locking screw 14, the space in the C-shaped fixing ring 13 is reduced, the steel structure is fixed, the length of the steel cable 1 is contracted through a crane, the steel structure is lifted, and the steel structure is installed at a proper position.
Finally, it should be noted that: although the present invention has been described in detail with reference to the foregoing embodiments, it will be apparent to those skilled in the art that changes may be made in the embodiments and/or equivalents thereof without departing from the spirit and scope of the invention. Any modification, equivalent replacement, or improvement made within the spirit and principle of the present invention should be included in the protection scope of the present invention.
Claims (8)
1. The utility model provides a steel construction hoist device for construction which characterized in that: the utility model provides a steel construction hoist device for construction, including metal covering (3) and C shape pole (7), metal covering (3) lower part cover is established and is fixed in cable wire (1) upper end, cable wire (1) lower extreme has set firmly couple (8), metal covering (3) lower part and C shape pole (7) upper end fixed connection, C shape pole (7) lower extreme is equipped with fixed block (12), upper portion cover is equipped with another fixed block (12) in C shape pole (7), this fixed block (12) can reciprocate on C shape pole (7), the front end of each fixed block (12) is installed and is opened and shut, and solid fixed ring (13) of adjustable circle size.
2. The steel structure hoisting device for building construction of claim 1, characterized in that: the rear part of the fixed block (12) at the middle upper part of the C-shaped rod (7) is provided with a rectangular through hole, the fixed block (12) is sleeved on the C-shaped rod (7) through the rectangular through hole, the outer side surface of the C-shaped rod (7) is provided with an adjusting groove (19), threaded holes are distributed in the adjusting groove (19), and the rear part of the fixed block (12) penetrates through a second locking screw (18) to be fixedly connected with a threaded hole in the adjusting groove (19).
3. The steel structure hoisting device for building construction according to claim 1 or 2, characterized in that: the inner side surface of the C-shaped rod (7) is provided with a long groove (4), a continuous square block (5) is fixed in the long groove (4) to form a rack, a gear is arranged at the contact position of the fixed block (12) and the inner side surface of the C-shaped rod (7), and the gear is meshed with the square block (5) for matching.
4. The steel structure hoisting device for building construction of claim 3, characterized in that: the C-shaped fixing rings (13) are in a pair, one C-shaped fixing ring (13) is rotatably connected with one side of the fixing block (12), and the other C-shaped fixing ring (13) is fixedly connected with the other side of the fixing block (12); the end of a C-shaped fixing ring (13) is fixedly connected with an arc-shaped block (10), the end of another C-shaped fixing ring (13) is fixedly connected with a rectangular lantern ring for the arc-shaped block (10) to penetrate, the back of the arc-shaped block (10) is provided with a sliding groove (11), threaded holes are distributed in the sliding groove (11), a sliding block (15) is arranged on the sliding groove (11), a through hole is arranged on the sliding block (15), and a locking screw (14) penetrating into the hole is connected with a threaded hole in the sliding groove (11).
5. The steel structure hoisting device for building construction of claim 4, characterized in that: a reset elastic rod (16) is arranged at the joint of the C-shaped fixing ring (3) and the rotating shaft of the fixing block (12).
6. The steel structure hoisting device for building construction according to claim 4 or 5, characterized in that: the two C-shaped fixing rings (13) are internally provided with a telescopic sleeve (9), and the end of the telescopic sleeve (9) is provided with an elastic connecting ring (17).
7. The steel structure hoisting device for building construction of claim 6, characterized in that: the inner side of the telescopic sleeve (9) is distributed with a round convex block (20), and the outer end of the round convex block (20) is sleeved with a rubber cushion.
8. The steel structure hoisting device for building construction according to claim 1, 2, 4, 5 or 7, wherein: a limiting groove (23) for limiting a T-shaped rod (6) is formed in an upper middle fixing block (12) of the C-shaped rod (7), a reset spring (22) is arranged in the limiting groove (23), the fixing block (12) is connected with a ratchet wheel (24) through a gear, the ratchet wheel (24) is arranged at the outer end of a limiting block (21), the other end of the limiting block (21) is fixedly connected with the T-shaped rod (6), and the T-shaped rod (6) is in limiting connection with the limiting groove (23) through the reset spring (22).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202111571515.3A CN114229676A (en) | 2021-12-21 | 2021-12-21 | Steel construction hoist device for construction |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202111571515.3A CN114229676A (en) | 2021-12-21 | 2021-12-21 | Steel construction hoist device for construction |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN114229676A true CN114229676A (en) | 2022-03-25 |
Family
ID=80760311
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202111571515.3A Pending CN114229676A (en) | 2021-12-21 | 2021-12-21 | Steel construction hoist device for construction |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN114229676A (en) |
Citations (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN204355957U (en) * | 2014-12-04 | 2015-05-27 | 成都杰森输配设备实业有限公司 | A kind of novel pipeline anchor ear lifting connection structure |
| CN207957545U (en) * | 2018-02-24 | 2018-10-12 | 大连鹏达起重机制造有限公司 | A kind of bridge crane with arm |
| CN208916607U (en) * | 2018-09-29 | 2019-05-31 | 南京易通大件起重运输有限公司 | A kind of large component lifting positioning auxiliary device |
| CN110877866A (en) * | 2019-11-19 | 2020-03-13 | 徐州巨龙新材料科技有限公司 | But quick adjustment mounted position's water-reducing agent apparatus for producing |
| CN111392615A (en) * | 2020-03-18 | 2020-07-10 | 深圳市弘盛优创机电工程设计有限公司 | Electromechanical pipeline hoisting structure of large-span steel construction |
| CN213445800U (en) * | 2020-08-26 | 2021-06-15 | 江苏万宝鑫金属科技有限公司 | Hoisting device for steel pipe material processing |
| CN214031475U (en) * | 2020-12-30 | 2021-08-24 | 武汉超亚元力技术有限公司 | Equipment lifting device of medium-sized engine unit base |
| CN214879550U (en) * | 2021-04-13 | 2021-11-26 | 宁波远东码头经营有限公司 | Lifting appliance for bridge crane |
-
2021
- 2021-12-21 CN CN202111571515.3A patent/CN114229676A/en active Pending
Patent Citations (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN204355957U (en) * | 2014-12-04 | 2015-05-27 | 成都杰森输配设备实业有限公司 | A kind of novel pipeline anchor ear lifting connection structure |
| CN207957545U (en) * | 2018-02-24 | 2018-10-12 | 大连鹏达起重机制造有限公司 | A kind of bridge crane with arm |
| CN208916607U (en) * | 2018-09-29 | 2019-05-31 | 南京易通大件起重运输有限公司 | A kind of large component lifting positioning auxiliary device |
| CN110877866A (en) * | 2019-11-19 | 2020-03-13 | 徐州巨龙新材料科技有限公司 | But quick adjustment mounted position's water-reducing agent apparatus for producing |
| CN111392615A (en) * | 2020-03-18 | 2020-07-10 | 深圳市弘盛优创机电工程设计有限公司 | Electromechanical pipeline hoisting structure of large-span steel construction |
| CN213445800U (en) * | 2020-08-26 | 2021-06-15 | 江苏万宝鑫金属科技有限公司 | Hoisting device for steel pipe material processing |
| CN214031475U (en) * | 2020-12-30 | 2021-08-24 | 武汉超亚元力技术有限公司 | Equipment lifting device of medium-sized engine unit base |
| CN214879550U (en) * | 2021-04-13 | 2021-11-26 | 宁波远东码头经营有限公司 | Lifting appliance for bridge crane |
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