CN220703012U - Tower crane standard knot lifting tool matched with lifting hook - Google Patents
Tower crane standard knot lifting tool matched with lifting hook Download PDFInfo
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- CN220703012U CN220703012U CN202322354314.9U CN202322354314U CN220703012U CN 220703012 U CN220703012 U CN 220703012U CN 202322354314 U CN202322354314 U CN 202322354314U CN 220703012 U CN220703012 U CN 220703012U
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- 238000007789 sealing Methods 0.000 claims description 6
- 239000000725 suspension Substances 0.000 claims description 6
- 230000000149 penetrating effect Effects 0.000 claims description 5
- 230000003014 reinforcing effect Effects 0.000 claims description 4
- 230000009194 climbing Effects 0.000 description 2
- 238000010586 diagram Methods 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 238000009434 installation Methods 0.000 description 1
- 238000000034 method Methods 0.000 description 1
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Abstract
The utility model provides a lifting tool fixture for a standard section of a tower crane, which is matched with a lifting hook, and comprises: the hoisting beam vertically penetrates through the balance beam of the tower crane and is symmetrically provided with hanging lug plates at two ends; the lifting sling is arranged right below the tower crane lifting hook and is in a groined structure, first connecting pieces are arranged at four corners, and a first lifting hole and a second lifting hole are arranged from top to bottom on the outer side of the tower crane lifting hook; the introducing lifting appliance is arranged below the lifting appliance and is of a groined structure, the positions of the top parts corresponding to the first connecting pieces are respectively provided with a second connecting piece, the second connecting pieces are positioned on the outer sides of the first connecting pieces and are provided with third lifting holes which are coaxially communicated with the second lifting holes, the lifting appliance is connected with the introducing lifting appliance through pin shafts, the third connecting pieces are arranged at the top parts of the introducing lifting appliance, and the four end parts of the introducing lifting appliance are fixedly provided with fourth connecting pieces. The utility model has simple structure, good stress, stronger stability and difficult occurrence of tipping phenomenon.
Description
Technical Field
The utility model relates to the technical field of tower cranes, in particular to a standard section lifting tool for a tower crane, which is matched with a lifting hook.
Background
The standard section introducing lifting tool of the tower crane is an important component part on the tower crane, is used for introducing the standard section into the climbing frame during the jacking and section adding operation of the tower crane, and is matched with the climbing frame to realize the jacking operation of the whole tower crane. The standard section weight of the ultra-large tonnage tower crane is increased, the conventional introduction structure can not meet the use requirement, and the rationality and the high efficiency of the lifting appliance structure determine whether the lifting operation can be smoothly carried out. In the prior art, a lifting hook head is generally directly connected with a lifting point on a lifting appliance through a rope, the lifting point corresponding to the width of the lifting hook head is arranged at the center of the lifting appliance structure, and the lifting appliance is pulled by the lifting hook head in the vertical direction through the rope. The lifting points are arranged around the lifting appliance and are connected with the standard node lifting points through the rigging, so that the standard node lifting is realized. The prior art has the following defects: (1) The prior art is only suitable for the working condition that the hook head range of the lifting hook is larger than the distance between lifting points on the lifting appliance, and when the center distance between the lifting points on the lifting appliance is larger than the size of the hook head, the lifting appliance rigging is obliquely placed at the moment, so that horizontal pulling force can be generated, and the lifting is unstable; (2) The existing lifting appliance structure is only suitable for a double-lifting-point form, a hook head is directly used for being connected with a rope, and a multi-lifting-point form is not suitable any more; (3) When the two-point lifting appliance works, the lifting appliance can incline during lifting of the standard section due to factors such as external wind force and the like, and potential safety hazards exist.
In view of this, there is a need for improvements to the spreaders of the prior art to solve the above-mentioned problems.
Disclosure of Invention
The utility model aims to disclose a standard section lifting tool for a tower crane, which is matched with a lifting hook to solve the technical problems, and the standard section is lifted by using the lifting hook of the tower crane, and the introduced lifting tool is hung on an introduced trolley, so that the introduced lifting tool is more definite in stress, more uniform, higher in stability and higher in reliability, and the introduced lifting tool and the lifting tool are matched with each other to be used in a simple structure, better in stress, convenient to install, higher in stability and difficult to roll over.
In order to achieve the above purpose, the utility model provides a standard section lifting tool fixture of a tower crane, which is matched with a lifting hook, and the lifting tool fixture comprises:
the hoisting beam vertically penetrates through the balance beam of the tower crane and is symmetrically provided with hanging lug plates at two ends;
the lifting sling is arranged right below the tower crane lifting hook and is in a groined structure, first connecting pieces are arranged at four corners, and the first connecting pieces are positioned at the outer side of the tower crane lifting hook and are provided with a first lifting hole and a second lifting hole from top to bottom along the height direction;
the first rigging is provided with two groups and is used for connecting the hanging lug plate with two first hanging holes arranged on the same side;
the lifting sling is arranged below the lifting sling and is in a groined structure, second connecting pieces are arranged at the positions of the tops corresponding to the first connecting pieces, the second connecting pieces are positioned on the outer sides of the first connecting pieces and are provided with third hanging holes which are coaxially communicated with the second hanging holes, and the lifting sling are connected with the third hanging holes by penetrating the second hanging holes through pin shafts;
the top of the introducing sling is provided with a third connecting piece, and the third connecting piece is provided with a fourth hanging hole for penetrating and matching with a hanging shaft of the introducing trolley;
four ends of the introduction lifting appliance are fixedly provided with fourth connecting pieces, and each fourth connecting piece arranged at each end is connected with an adjacent standard node lifting point through a second rigging.
As a further improvement of the utility model, the two ends of the lifting beam are respectively sleeved with a connector, one side of the connector, which is away from the lifting beam, is provided with a connecting part, the hanging lug plate is rotationally connected with the connecting part, and the outermost end of the connecting part is also provided with a sealing plate which is matched with the connector to limit and fix the hanging lug plate on the connecting part.
As a further improvement of the present utility model, the first hanging hole is located above and inside the second hanging hole.
As a further improvement of the utility model, the first connecting pieces are respectively positioned right above the two cross beams horizontally arranged in the introducing lifting appliance, and the two sides of each group of the first connecting pieces are respectively provided with a second connecting piece.
As a further improvement of the utility model, the second connecting piece and the third connecting piece are both opening lifting lugs.
As a further improvement of the utility model, the fourth connecting piece is an ear plate and is arranged obliquely towards the outside of the introduction sling so that the top projection of the ear plate is located on the top projection extension line of the second rigging.
As a further improvement of the utility model, a reinforcing diagonal bracing is arranged between the ends of the adjacent cross bars and the vertical bars of the introducing lifting appliance.
As a further improvement of the utility model, the third connecting piece is at least provided with four groups which are correspondingly matched with the front and rear suspension shafts at the two sides of the introducing trolley.
Compared with the prior art, the utility model has the beneficial effects that:
(1) The standard section lifting tool for the tower crane, which is matched with the lifting hook, is matched with the lifting beam, the introduction lifting tool and the lifting tool for use, has a simple structure, is well stressed and is convenient to install; the four-point type lifting appliance structure is adopted, so that the stability is better, lifting points of the lifting appliance are symmetrically distributed on two sides of the lifting hook, the stress is even, and the inclination phenomenon is not easy to occur during lifting; the introduced lifting appliance is hung in the middle of the trolley wheel, so that the stress is more definite, more uniform, higher in stability and higher in reliability; the structure is simple, and the overall weight can be effectively reduced while the strength is met.
Drawings
Fig. 1 is a schematic perspective view of a standard section lifting tool of a tower crane, which is used in cooperation with a lifting hook, and the introduced lifting tool is not shown in the figure;
FIG. 2 is a schematic view of a lifting beam in a standard section lifting tool of a tower crane, which is used in cooperation with a lifting hook;
FIG. 3 is a schematic top view of a lifting sling of a tower crane standard knot sling tooling for use with a hook in accordance with the present utility model;
FIG. 4 is a schematic side view of a lifting sling in a standard section sling tool of a tower crane for use with a hook in accordance with the present utility model;
FIG. 5 is a schematic top view of a standard section of a tool for lifting a tower crane in accordance with the present utility model;
FIG. 6 is a schematic side view of a standard section of a lifting tool of a tower crane in cooperation with a lifting hook according to the present utility model;
FIG. 7 is a schematic diagram showing the cooperation of an introduction sling and an introduction trolley in a standard section sling tool of a tower crane, which is used with a lifting hook;
fig. 8 is a schematic diagram showing connection between a standard section and a lifting tool introduced into a standard section lifting tool for a tower crane, which is used with a lifting hook in the utility model, in a top view.
In the figure: 1. hoisting the beam; 2. a hanging lug plate; 3. lifting a lifting appliance; 4. introducing a lifting appliance; 5. introducing a trolley; 6. a first rigging; 7. a second rigging; 8. a standard section; 11. a joint; 12. a sealing plate; 31. a first connector; 41. a second connector; 42. a pin shaft; 43. a third connecting member; 44. a fourth connecting member; 45. reinforcing diagonal braces; 51. a suspension shaft; 311. a first hanging hole; 312. and a second hanging hole.
Detailed Description
The present utility model will be described in detail below with reference to the embodiments shown in the drawings, but it should be understood that the embodiments are not limited to the present utility model, and functional, method, or structural equivalents and alternatives according to the embodiments are within the scope of protection of the present utility model by those skilled in the art.
Referring to fig. 1 to 8, there is shown an embodiment of a standard section lifting tool for a tower crane for use with a lifting hook according to the present utility model.
Tower crane standard knot hoist frock that uses with lifting hook cooperation, hoist frock includes: the hoisting beams vertically penetrate through the balance beam of the tower crane and are symmetrically provided with hanging lug plates at two ends, as shown in a reference figure 1; the lifting sling is arranged right below the tower crane lifting hook and is in a groined structure, the four corners of the lifting sling are respectively provided with a first connecting piece, the first connecting pieces are positioned at the outer side of the tower crane lifting hook, a first lifting hole and a second lifting hole are arranged from top to bottom along the height direction, and the first lifting hole is positioned at the upper inner side of the second lifting hole, as shown in the reference figures 3-4; the first rigging is provided with two groups for connecting the hanging lug plate with two first hanging holes arranged on the same side; the lifting sling is arranged below the lifting sling and is in a groined structure, the top of the lifting sling is provided with second connecting pieces corresponding to the first connecting pieces, the second connecting pieces are positioned on the outer sides of the first connecting pieces and are provided with third hanging holes which are coaxially communicated with the second hanging holes, and the lifting sling is connected with the lifting sling through the second hanging holes and the third hanging holes through pin shafts; a third connecting piece is arranged at the top of the introducing sling, and is provided with a fourth hanging hole for penetrating and matching with a hanging shaft of the introducing trolley; the four ends of the introducing lifting appliance are fixedly provided with fourth connecting pieces, and the fourth connecting pieces arranged at each end are connected with the adjacent standard sections through second rigging, as shown in fig. 5-8.
Specifically, referring to fig. 2, the two ends of the lifting beam are respectively sleeved with a joint, one side of the joint, which deviates from the lifting beam, is provided with a connecting part, the hanging lug plate is rotationally connected with the connecting part, and the outermost end of the connecting part is further provided with a sealing plate, and the sealing plate is matched with the joint to limit and fix the hanging lug plate on the connecting part.
Specifically, the first connecting pieces are respectively positioned right above two cross beams horizontally arranged in the introducing lifting appliance, and the second connecting pieces are respectively arranged on two sides of each group of the first connecting pieces. The second connecting piece and the third connecting piece are all opening lifting lugs. The third connecting piece is at least provided with four groups which are correspondingly matched with the front and rear suspension shafts at the two sides of the introducing trolley. The fourth connecting piece is the otic placode, and the direction slope arrangement of orientation introduction hoist outside for the top down projection of otic placode is located the top down projection extension of second rigging, and the reference is shown in fig. 8. It should be understood that the first rigging and the second rigging both adopt a chain and shackle structure.
In the embodiment, a reinforcing diagonal brace is further arranged between the ends of the adjacent cross bars and the vertical bars of the introducing lifting appliance.
Working principle: the lifting sling is assembled and connected with the introduction sling, the suspension lifting lug plate is connected with the lifting sling through the first rigging, the introduction sling is connected with the standard knot through the second rigging, the third connecting piece of the introduction sling is hung on the suspension shaft of the introduction trolley under the lifting operation of the lifting hook of the tower crane, the standard knot is driven to enter the tower body structure through the introduction trolley, the second rigging is disconnected after the standard knot is in place, the tool moves out of the tower body structure through the introduction trolley, and one standard knot installation is completed.
Furthermore, it should be understood that although the present disclosure describes embodiments, not every embodiment is provided with a separate embodiment, and that this description is provided for clarity only, and that the disclosure is not limited to the embodiments described in detail below, and that the embodiments described in the examples may be combined as appropriate to form other embodiments that will be apparent to those skilled in the art.
Claims (8)
1. Tower crane standard knot hoist frock that uses with lifting hook cooperation, its characterized in that, hoist frock includes:
the hoisting beam vertically penetrates through the balance beam of the tower crane and is symmetrically provided with hanging lug plates at two ends;
the lifting sling is arranged right below the tower crane lifting hook and is in a groined structure, first connecting pieces are arranged at four corners, and the first connecting pieces are positioned at the outer side of the tower crane lifting hook and are provided with a first lifting hole and a second lifting hole from top to bottom along the height direction;
the first rigging is provided with two groups and is used for connecting the hanging lug plate with two first hanging holes arranged on the same side;
the lifting sling is arranged below the lifting sling and is in a groined structure, second connecting pieces are arranged at the positions of the tops corresponding to the first connecting pieces, the second connecting pieces are positioned on the outer sides of the first connecting pieces and are provided with third hanging holes which are coaxially communicated with the second hanging holes, and the lifting sling are connected with the third hanging holes by penetrating the second hanging holes through pin shafts;
the top of the introducing sling is provided with a third connecting piece, and the third connecting piece is provided with a fourth hanging hole for penetrating and matching with a hanging shaft of the introducing trolley;
four ends of the introduction lifting appliance are fixedly provided with fourth connecting pieces, and each fourth connecting piece arranged at each end is connected with an adjacent standard node lifting point through a second rigging.
2. The tower crane standard knot lifting tool matched with the lifting hook for use according to claim 1, wherein connectors are respectively sleeved at two ends of the lifting beam, one side of each connector, which is away from the lifting beam, is provided with a connecting portion, the hanging lug plate is rotationally connected with the connecting portion, a sealing plate is further arranged at the outermost end of the connecting portion, and the sealing plate is matched with the connectors to limit and fix the hanging lug plate on the connecting portion.
3. The tower crane standard knot lifting tool matched with a lifting hook for use according to claim 1, wherein the first lifting hole is positioned on the upper inner side of the second lifting hole.
4. The tower crane standard knot lifting tool matched with the lifting hook for use according to claim 1, wherein the first connecting pieces are respectively located right above two cross beams horizontally arranged in the lifting hook, and the second connecting pieces are arranged on two sides of each group of the first connecting pieces.
5. The tower crane standard knot lifting tool matched with the lifting hook for use according to claim 4, wherein the second connecting piece and the third connecting piece are all opening lifting lugs.
6. The tower crane standard knot lifting tool matched with the lifting hook for use according to claim 1, wherein the fourth connecting piece is an ear plate and is obliquely arranged towards the outer side direction of the introducing lifting tool, so that the overlooking projection of the ear plate is positioned on the overlooking projection extension line of the second rigging.
7. The tower crane standard knot lifting tool matched with the lifting hook for use according to claim 1, wherein a reinforcing diagonal bracing is further arranged between the ends of the adjacent cross bars and the vertical bars of the introducing lifting tool.
8. The tower crane standard knot lifting tool matched with the lifting hook for use according to claim 1, wherein at least four groups of third connecting pieces are arranged and correspondingly matched with front and rear suspension shafts on two sides of the introducing trolley.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202322354314.9U CN220703012U (en) | 2023-08-31 | 2023-08-31 | Tower crane standard knot lifting tool matched with lifting hook |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202322354314.9U CN220703012U (en) | 2023-08-31 | 2023-08-31 | Tower crane standard knot lifting tool matched with lifting hook |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN220703012U true CN220703012U (en) | 2024-04-02 |
Family
ID=90439580
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202322354314.9U Active CN220703012U (en) | 2023-08-31 | 2023-08-31 | Tower crane standard knot lifting tool matched with lifting hook |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN220703012U (en) |
-
2023
- 2023-08-31 CN CN202322354314.9U patent/CN220703012U/en active Active
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