CN113620164A - Lifting appliance applied to large cement caisson - Google Patents
Lifting appliance applied to large cement caisson Download PDFInfo
- Publication number
- CN113620164A CN113620164A CN202110807352.8A CN202110807352A CN113620164A CN 113620164 A CN113620164 A CN 113620164A CN 202110807352 A CN202110807352 A CN 202110807352A CN 113620164 A CN113620164 A CN 113620164A
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- CN
- China
- Prior art keywords
- caisson
- main
- cement
- shaft assemblies
- shaft assembly
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Pending
Links
- 239000004568 cement Substances 0.000 title claims abstract description 35
- 230000000712 assembly Effects 0.000 claims abstract description 40
- 238000000429 assembly Methods 0.000 claims abstract description 40
- 229910000831 Steel Inorganic materials 0.000 claims abstract description 34
- 239000010959 steel Substances 0.000 claims abstract description 34
- 230000000149 penetrating effect Effects 0.000 claims abstract description 25
- 238000000034 method Methods 0.000 description 5
- 239000006260 foam Substances 0.000 description 4
- 238000009434 installation Methods 0.000 description 3
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 1
- 238000010276 construction Methods 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 230000002349 favourable effect Effects 0.000 description 1
- 230000005484 gravity Effects 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- NJPPVKZQTLUDBO-UHFFFAOYSA-N novaluron Chemical compound C1=C(Cl)C(OC(F)(F)C(OC(F)(F)F)F)=CC=C1NC(=O)NC(=O)C1=C(F)C=CC=C1F NJPPVKZQTLUDBO-UHFFFAOYSA-N 0.000 description 1
- 239000011150 reinforced concrete Substances 0.000 description 1
- 238000004642 transportation engineering 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
- B66C1/62—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 comprising article-engaging members of a shape complementary to that of the articles to be handled
- B66C1/66—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 comprising article-engaging members of a shape complementary to that of the articles to be handled for engaging holes, recesses, or abutments on articles specially provided for facilitating handling thereof
-
- 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
Landscapes
- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Load-Engaging Elements For Cranes (AREA)
Abstract
The invention discloses a lifting appliance applied to a large-scale cement caisson. The large-scale cement caisson comprises a large-scale cement caisson body, wherein a plurality of wall holes are symmetrically formed in the bottoms of two ends of the large-scale cement caisson body, pin penetrating shaft assemblies are arranged in the wall holes, a lifting appliance comprises a balance beam body which is positioned on the upper portion of the large-scale cement caisson body, a plurality of first main lifting shaft assemblies are symmetrically arranged at the bottoms of the two ends of the balance beam body, the first main lifting shaft assemblies are positioned above the pin penetrating shaft assemblies, fixed pulleys are arranged in the first main lifting shaft assemblies, auxiliary steel wire ropes are arranged on the fixed pulleys and the pin penetrating shaft assemblies, a plurality of second main lifting shaft assemblies are symmetrically arranged on the upper sides of the two ends of the balance beam body, the second main lifting shaft assemblies are positioned above the first main lifting shaft assemblies, main lifting hooks are arranged above the two ends of the balance beam body, and main steel wire rope rings are arranged between the main lifting hooks and the second main lifting shaft assemblies. The invention is applied to the technical field of lifting appliances.
Description
Technical Field
The invention relates to a lifting appliance, in particular to a lifting appliance applied to a large-scale cement caisson.
Background
The reinforced concrete caisson is a common large prefabricated part in the water transportation engineering as a wall body structure of a gravity wharf. The caisson is provided with two methods of floating transportation and hoisting installation. The caisson hoisting and installing method has low requirement on the prefabricated site, needs no special pedestal, is suitable for the caisson prefabricated in the temporary prefabricated site on the bank wall and hoisting construction, has relatively high installation precision, and can also be suitable for the caisson with special requirements of no water on the top of the caisson and the like, so the caisson hoisting and installing method is widely applied to caisson installation engineering.
The traditional caisson hoisting process has two types, one is pre-embedded hoisting rings hoisting, and the other is pin-through hoisting. Because the embedded hoisting ring is embedded in the opening of the box, the size is limited, and the bearing capacity is generally small, the pin-through hoisting process is widely applied. With the continuous enhancement of offshore hoisting operation capability in China, the weight of the caisson is increased (mainly the total size and the wall thickness of the caisson), and due to the greatly increased wall thickness of the caisson, a steel wire rope can interfere with the wall of the caisson during hoisting by using the traditional caisson pin-through hoisting tool, so that potential safety hazards are generated.
Disclosure of Invention
The invention aims to solve the technical problem of overcoming the defects of the prior art and provides the lifting appliance which is reasonable in design, avoids the interference of a steel wire rope and the side wall of a large-sized cement caisson, and reliably ensures the lifting safety and is applied to the large-sized cement caisson.
The technical scheme adopted by the invention is as follows: the large-scale cement caisson comprises a large-scale cement caisson body, wherein a plurality of wall holes are symmetrically formed in the bottoms of two ends of the large-scale cement caisson body, pin penetrating shaft assemblies are arranged in the wall holes, a lifting appliance comprises a balance beam body which is positioned on the upper portion of the large-scale cement caisson body, a plurality of first main lifting shaft assemblies are symmetrically arranged at the bottoms of the two ends of the balance beam body, the first main lifting shaft assemblies are positioned above the pin penetrating shaft assemblies, fixed pulleys are arranged in the first main lifting shaft assemblies, auxiliary steel wire ropes are arranged on the fixed pulleys and the pin penetrating shaft assemblies, a plurality of second main lifting shaft assemblies are symmetrically arranged on the upper sides of the two ends of the balance beam body, the second main lifting shaft assemblies are positioned above the first main lifting shaft assemblies, main lifting hooks are arranged above the two ends of the balance beam body, and main steel wire rope rings are arranged between the main lifting hooks and the second main lifting shaft assemblies.
Furthermore, both ends of the auxiliary steel wire rope are provided with closed-loop forged steel die heads, one end of the pin penetrating shaft assembly is connected with one closed-loop forged steel die head, and the other end of the pin penetrating shaft assembly penetrates through the wall hole to extend into the inner wall of the large cement caisson and is connected with the other closed-loop forged steel die head.
Furthermore, each main wire rope loop spans two sides of a lifting lug of the main lifting hook and is fixed with two adjacent main lifting shaft assemblies respectively.
Furthermore, the sum of the wall thickness of the large cement caisson and the diameters of the two auxiliary steel wire ropes is smaller than the diameter of the fixed pulley.
Furthermore, the second main hanging shaft assembly and the first main hanging shaft assembly respectively comprise two symmetrically arranged angle codes and a hanging shaft arranged between the two angle codes, and the fixed pulley is arranged on the hanging shaft of the first main hanging shaft assembly.
The invention has the beneficial effects that: because the invention comprises a large-scale cement caisson, a plurality of wall holes are symmetrically arranged at the bottoms of two ends of the large-scale cement caisson, pin shaft penetrating assemblies are arranged in the wall holes, the lifting appliance comprises a balance beam body which is positioned on the upper part of the large-scale cement caisson, a plurality of first main lifting shaft assemblies are symmetrically arranged at the bottoms of the two ends of the balance beam body, the first main lifting shaft assemblies are positioned above the pin shaft penetrating assemblies, fixed pulleys are arranged in the first main lifting shaft assemblies, auxiliary steel wire ropes are respectively arranged on the fixed pulleys and the pin shaft penetrating assemblies, a plurality of second main lifting shaft assemblies are symmetrically arranged at the upper sides of the two ends of the balance beam body, the second main lifting shaft assemblies are positioned above the first main lifting shaft assemblies, main lifting hooks are respectively arranged above the two ends of the balance beam body, and main steel wire rope rings are respectively arranged between the main lifting hooks and the second main lifting shaft assemblies, when the invention is lifted, the balance beam body lifts to offset the clamping component effect of the main steel wire rope ring, the fixed pulley supports the auxiliary steel wire rope, the friction interference between the auxiliary steel wire rope and the side wall of the large cement caisson is avoided, and the overall horizontal angle of the large cement caisson can be leveled by adjusting the relative height of the two main lifting hooks.
Drawings
FIG. 1 is a schematic structural view of the present invention;
FIG. 2 is a front view of the present invention;
fig. 3 is an enlarged schematic view of a portion of fig. 1A.
Detailed Description
As shown in fig. 1 to 3, in the present embodiment, the present invention includes that a plurality of wall holes are symmetrically formed at the bottoms of both ends of a large cement caisson 1, a pin shaft assembly 2 is arranged in the wall hole, the lifting appliance comprises a balance beam body 3 which is positioned on the upper part of a large-scale cement caisson 1, a plurality of main hoisting shaft assemblies (4) are symmetrically arranged at the bottoms of the two ends of the balance beam body (3), the main hoisting shaft assemblies (4) are positioned above the pin shaft penetrating assembly (2), a fixed pulley 5 is arranged in the main hanging shaft assembly 4, the fixed pulley 5 and the pin shaft penetrating assembly 2 are both provided with an auxiliary steel wire rope 6, a plurality of second main hanging shaft assemblies 7 are symmetrically arranged on the upper sides of the two ends of the balance beam body 3, the second main hanging shaft assemblies 7 are positioned above the first main hanging shaft assemblies 4, the main lifting hook 8 is arranged above two ends of the balance beam body 3, and the main lifting hook 8 and the main lifting shaft assembly 7 are provided with a main steel wire rope ring 9 therebetween.
In this embodiment, the balance beam body 3 includes two girders, two are provided with a plurality of crossbeams between the girders, wherein two are provided with the containing box between the crossbeams, a plurality of foam grooves with different shapes and sizes are arranged in the containing box, some foam grooves are provided with first containing grooves matched with the main lifting hook 8, some foam grooves are provided with second containing grooves matched with the pin penetrating shaft assembly 2, and some foam grooves are provided with steel wire rope containing grooves, so that the design is favorable for containing the balance beam, when the balance beam is not needed to be used for a long time, parts can be orderly contained in the containing box, and the next use is convenient.
In this embodiment, both ends of the secondary steel wire rope 6 are provided with closed-loop forged steel die heads 61, one end of the pin penetrating shaft assembly 2 is connected with one of the closed-loop forged steel die heads 61, and the other end of the pin penetrating shaft assembly 2 penetrates through the wall hole to extend into the inner wall of the large cement caisson 1 and is connected with the other closed-loop forged steel die head 61.
In this embodiment, each main wire rope loop 9 spans across two sides of the lifting lug of the main lifting hook 8 and is fixed to two adjacent main lifting shaft assemblies 7 respectively.
In this embodiment, the sum of the wall thickness of the large cement caisson 1 and the diameters of the two auxiliary steel cables 6 is smaller than the diameter of the fixed pulley 5.
In this embodiment, the second main hanging shaft assembly 7 and the first main hanging shaft assembly 4 both include two symmetrically arranged corner connectors 71 and a hanging shaft 72 arranged between the two corner connectors 71, and the fixed pulley 5 is mounted on the hanging shaft 72 of the first main hanging shaft assembly 4.
In this embodiment, the pin penetrating shaft assembly 2 includes a pin penetrating rod, two ends of the pin penetrating rod are provided with lifting heads matched with the closed-loop forged steel die head 61, the lifting heads are fixedly connected with the pin penetrating rod through threads, the lifting and dismounting are convenient, and the pin penetrating rod and the fixed pulley 5 can be changed in length according to the wall thickness of different caissons.
In conclusion, the fixed pulley 5 is added to prop open the auxiliary steel wire rope 6, so that the interference between the auxiliary steel wire rope 6 and the wall thickness of the large cement caisson 1 is avoided, and the safety of the caisson hoisting operation is ensured.
The invention is applied to the technical field of lifting appliances.
While the embodiments of the present invention have been described in terms of practical embodiments, they are not to be construed as limiting the meaning of the present invention, and modifications of the embodiments and combinations with other embodiments will be apparent to those skilled in the art in light of the present description.
Claims (5)
1. The utility model provides a be applied to hoist of large-scale cement caisson, the both ends bottom symmetry of large-scale cement caisson (1) is provided with a plurality of wall hole, install in the wall hole and wear pin axle subassembly (2), its characterized in that: the lifting appliance comprises a balance beam body (3) which is positioned on the upper part of a large-scale cement caisson (1), the bottoms of the two ends of the balance beam body (3) are symmetrically provided with a plurality of first main hanging shaft assemblies (4), the first main hanging shaft assembly (4) is positioned above the pin penetrating shaft assembly (2), a fixed pulley (5) is arranged in the first main hanging shaft component (4), auxiliary steel wire ropes (6) are arranged on the fixed pulley (5) and the pin shaft penetrating component (2), a plurality of second main hanging shaft assemblies (7) are symmetrically arranged at the upper sides of the two ends of the balance beam body (3), the second main hanging shaft component (7) is positioned above the first main hanging shaft component (4), the upper parts of the two ends of the balance beam body (3) are respectively provided with a main lifting hook (8), and a main steel wire rope ring (9) is arranged between the main lifting hook (8) and the second main lifting shaft assembly (7).
2. The spreader applied to the large cement caisson of claim 1, wherein: and both ends of the auxiliary steel wire rope (6) are provided with closed-loop forged steel die heads (61), one end of the pin penetrating shaft assembly (2) is connected with one closed-loop forged steel die head (61), and the other end of the pin penetrating shaft assembly (2) penetrates through the wall hole to extend into the inner wall of the large cement caisson (1) and is connected with the other closed-loop forged steel die head (61).
3. The spreader applied to the large cement caisson of claim 1, wherein: each main wire rope loop (9) spans the two sides of the lifting lug of the main lifting hook (8) and is fixed with the two adjacent main lifting shaft assemblies (7) respectively.
4. The spreader applied to the large cement caisson of claim 1, wherein: the length of the sum of the wall thickness of the large cement caisson (1) and the diameters of the two auxiliary steel wire ropes (6) is smaller than the diameter of the fixed pulley (5).
5. The spreader applied to the large cement caisson of claim 1, wherein: the second main hoisting shaft assembly (7) and the first main hoisting shaft assembly (4) respectively comprise two symmetrically arranged angle codes (71) and hoisting shafts (72) arranged between the two angle codes (71), and the fixed pulleys (5) are arranged on the hoisting shafts (72) of the first main hoisting shaft assembly (4).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202110807352.8A CN113620164A (en) | 2021-07-16 | 2021-07-16 | Lifting appliance applied to large cement caisson |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202110807352.8A CN113620164A (en) | 2021-07-16 | 2021-07-16 | Lifting appliance applied to large cement caisson |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN113620164A true CN113620164A (en) | 2021-11-09 |
Family
ID=78380022
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202110807352.8A Pending CN113620164A (en) | 2021-07-16 | 2021-07-16 | Lifting appliance applied to large cement caisson |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN113620164A (en) |
Citations (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN202897773U (en) * | 2012-09-27 | 2013-04-24 | 中国化学工程第三建设有限公司 | Combined balance beam |
| CN106744257A (en) * | 2016-11-22 | 2017-05-31 | 广东力特工程机械有限公司 | A kind of method of kiloton adjustable combined sling, assemble method and lifting caisson |
| CN112239154A (en) * | 2020-09-22 | 2021-01-19 | 中国港湾工程有限责任公司 | Caisson floating-assisting lifting appliance and lifting method thereof |
-
2021
- 2021-07-16 CN CN202110807352.8A patent/CN113620164A/en active Pending
Patent Citations (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN202897773U (en) * | 2012-09-27 | 2013-04-24 | 中国化学工程第三建设有限公司 | Combined balance beam |
| CN106744257A (en) * | 2016-11-22 | 2017-05-31 | 广东力特工程机械有限公司 | A kind of method of kiloton adjustable combined sling, assemble method and lifting caisson |
| CN112239154A (en) * | 2020-09-22 | 2021-01-19 | 中国港湾工程有限责任公司 | Caisson floating-assisting lifting appliance and lifting method thereof |
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| Date | Code | Title | Description |
|---|---|---|---|
| PB01 | Publication | ||
| PB01 | Publication | ||
| SE01 | Entry into force of request for substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| RJ01 | Rejection of invention patent application after publication |
Application publication date: 20211109 |
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| RJ01 | Rejection of invention patent application after publication |