CN210855057U - Automatic folding type introducing beam of swing arm tower crane - Google Patents
Automatic folding type introducing beam of swing arm tower crane Download PDFInfo
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- CN210855057U CN210855057U CN201921932316.9U CN201921932316U CN210855057U CN 210855057 U CN210855057 U CN 210855057U CN 201921932316 U CN201921932316 U CN 201921932316U CN 210855057 U CN210855057 U CN 210855057U
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Abstract
The utility model discloses an automatic foldable introduction roof beam of swing arm tower machine, aim at providing the length that can fold the introduction roof beam and effectively optimize the advantage in introduction roof beam cross-section, its technical scheme main points are, an automatic foldable introduction roof beam of swing arm tower machine, including jacking set frame, fixedly connected with revolving bed on the jacking set frame, fixedly connected with balance arm on the revolving bed, the one end fixedly connected with balancing weight of balance arm, revolving bed below fixedly connected with rear end introduction roof beam, one side of rear end introduction roof beam is rotated and is connected with folding mechanism, folding mechanism includes the front end introduction roof beam of being connected with the rotation of rear end introduction roof beam, the folding rotary joint of fixedly connected with on the front end introduction roof beam, folding rotary joint's one end and rear end introduction roof beam fixed connection, fixedly connected with traction joint on the front end introduction roof beam, the last drive element that is equipped with of traction joint. The mechanism works to achieve the length of the folded introduction beam and to effectively optimize the section of the introduction beam.
Description
Technical Field
The utility model relates to a hoist technical field, concretely relates to automatically folded introduction roof beam of swing arm tower machine.
Background
The development of the domestic capital construction structure is different day by day, and along with the modularization of components and the heavy hoisting load, the demand of the market on the movable arm tower crane is stably improved. Throughout the requirements of each project and the development trend of the future, the hoisting amplitude, the hoisting load and the arm length of the movable arm tower crane are respectively developed towards large amplitude, heavy amplitude and long amplitude, the minimum hoisting amplitude is inevitably increased by lengthening the arm length, and the jacking node-adding hoisting point is far, the current solution is to increase the length of an introduction beam to meet the requirement of the minimum amplitude hoisting standard node, the length of the introduction beam of the movable arm tower crane is over-long and can reach 7-10m long generally, and when the movable arm tower crane rotates for 360 degrees, the introduction beam of the movable arm tower crane can interfere with a balancing weight.
Disclosure of Invention
The utility model aims at providing a swing arm tower machine automatically folding type introduction roof beam, it has the length that can fold the introduction roof beam and effectively optimizes the advantage in introduction roof beam cross-section.
The above technical purpose of the present invention can be achieved by the following technical solutions:
the utility model provides an automatic foldable introduction roof beam of swing arm tower machine, including jacking stock, be equipped with rather than fixed connection's revolving bed on the jacking stock, fixedly connected with balance arm on the revolving bed, the one end fixedly connected with balancing weight of balance arm, the revolving bed is equipped with rather than fixed connection's rear end introduction roof beam towards ground one side, rear end introduction roof beam and jacking stock fixed connection, one side of rear end introduction roof beam is equipped with rather than the folding mechanism who rotates the connection, folding mechanism includes rotates the front end introduction roof beam of being connected with the rear end introduction roof beam, be equipped with rather than fixed connection's folding rotary joint on the front end introduction roof beam, folding rotary joint's one end and rear end introduction roof beam fixed connection, be equipped with rather than fixed connection's traction joint on the front end introduction roof beam, be equipped with on the traction joint and be used for driving front end introduction.
Through adopting above-mentioned technical scheme, when needs are folded the introduction roof beam, the drive element motion is driving the joint motion of pulling, and the joint of pulling and front end introduction roof beam fixed connection, therefore front end introduction roof beam motion, front end introduction roof beam are connected with rear end introduction roof beam through folding rotary joint to this drives the front end introduction roof beam and rotates on the rear end introduction roof beam, realizes the length of folding introduction roof beam and the cross-section of effectual optimization introduction roof beam. The front end introduction beam and the rear end introduction beam can be well connected and folded through the folding rotary joint.
The driving element is used for traction, when the automatic folding type leading-in beam of the movable arm tower crane is in a non-jacking state, the driving element releases to fold the leading-in beam to be in a vertical state, and interference between the leading-in beam and an upper structure is guaranteed; when the swing arm tower crane is in the automatic folding type leading-in beam jacking state, the driving element is tightened, the leading-in beam is pulled to be in the horizontal state, the section surface of the leading-in beam is guaranteed to be pressed tightly, and the leading-in beam is guaranteed to have a bearing standard section leading-in strip.
Further setting: the driving element comprises a traction rope fixedly connected with the traction joint, one end of the traction rope is provided with a winch for driving the traction rope to move, and the winch is fixedly connected to the rotary seat.
Through adopting above-mentioned technical scheme, driving the haulage rope motion through the hoist engine on the revolving bed, haulage rope and traction joint fixed connection to this drives the motion of front end introduction roof beam. The weight can be vertically lifted by the hoist.
Further setting: the front end introduction roof beam rotates one side of junction with the rear end introduction roof beam and is equipped with the support column with front end introduction roof beam fixed connection, is equipped with on the support column rather than the line roller that drags who rotates the connection, and drags line roller and drive element adaptation for support to drive element.
Through adopting above-mentioned technical scheme, can support drive element through the roller of dragging on the support column, can carry out fine protection to drive element moreover, prevent drive element's damage.
Further setting: the rotary seat is respectively provided with a first connector and a second connector which are fixedly connected with the rotary seat, the rear end introduction beam is provided with a plurality of first connectors and second connectors which are fixedly connected with the rear end introduction beam, and the first connectors are matched with the first connectors, and the second connectors are matched with the second connectors. A first pin shaft is arranged at the joint of the first connector and the first connector, and a second pin shaft is arranged at the joint of the second connector and the second connector.
Through adopting above-mentioned technical scheme, through first round pin axle with the first joint on the seat of gyration be connected with first connector to and through second round pin axle with the second joint on the seat of gyration be connected with the second connector, can play fine limiting displacement to rear end introduction roof beam, through the connection of first round pin axle and second round pin axle, be convenient for people's loading and dismantlement moreover.
To sum up, the utility model discloses following beneficial effect has: when people need fold the length of introducing the roof beam, through the release of drive element, drive element is driving the motion of traction joint, and traction joint and front end introducing roof beam fixed connection, consequently drive element is driving the motion of front end introducing roof beam, and front end introducing roof beam is connected with rear end introducing roof beam through folding rotary joint to this is folded the front end introducing roof beam to with rear end introducing roof beam vertically state. The heavy object can be vertically lifted through the winch, so that the operation of people is facilitated.
Drawings
The present invention will be further explained with reference to the accompanying drawings.
FIG. 1 is a schematic structural diagram of an automatic folding type introducing beam of a movable arm tower crane;
FIG. 2 is a schematic view of a folding mechanism;
fig. 3 is a schematic view of a folding structure of an automatic folding type introducing beam of a movable arm tower crane.
In the figure, 1, a jacking sleeve frame; 2. a rotary base; 21. a first joint; 22. a second joint; 23. a first connector; 24. a second connector; 25. a first pin shaft; 26. a second pin shaft; 27. a rear end lead-in beam; 271. folding the rotary joint; 272. a support pillar; 273. a thread dragging roller; 28. the front end is introduced into the beam; 29. a traction sub; 210. a hauling rope; 211. a winch; 3. a balance arm; 4. and a balancing weight.
Detailed Description
The following describes the embodiments of the present invention with reference to the accompanying drawings.
The utility model adopts the technical proposal that:
an automatic folding leading-in beam of a movable arm tower crane comprises a jacking sleeve frame 1, as shown in figure 1 and figure 2, a rotary seat 2 fixedly connected with the jacking sleeve frame 1 is arranged on the jacking sleeve frame 1, a balance arm 3 is fixedly connected to the left side of the rotary seat 2, the right end of the balance arm 3 is fixedly connected with the rotary seat 2, a balancing weight 4 is fixedly connected to the left end of the balance arm 3, a first connector 21 and a second connector 22 fixedly connected with the rotary seat 2 are respectively arranged on one side of the rotary seat 2 facing the ground, the first connector 21 and the second connector 22 are horizontally arranged from left to right, a first connector 23 and a second connector 24 connected with the first connector 21 are respectively arranged on the first connector 21 and the second connector 22, a first pin shaft 25 is arranged at the joint of the first connector 23 and the first connector 21, a second pin shaft 26 is arranged at the joint of the second connector 24 and the second connector 22, a rear-end leading-in beam 27 fixedly connected with the first connector 23 and the second connector 24 is arranged, the right side of the rear end introduction beam 27 is provided with a folding mechanism rotatably connected thereto.
As shown in fig. 2 and 3, the folding mechanism includes a front end introducing beam 28 rotatably connected to the rear end introducing beam 27, a folding rotary joint 271 fixedly connected to the front end introducing beam 28 is disposed on the lower side of the left end of the front end introducing beam 28, the right end of the folding rotary joint 271 is fixedly connected to the lower side of the left end of the front end introducing beam 28, and the left end of the folding rotary joint 271 is fixedly connected to the lower side of the right end of the rear end introducing beam 27. Front end introduction roof beam 28 rotates the junction with rear end introduction roof beam 27 and is equipped with the support column 272 with front end introduction roof beam 28 upside left end fixed connection, be equipped with on the support column 272 rather than rotate the tow line roller 273 of being connected, the right side of tow line roller 273 horizontal direction is equipped with the tow connector 29 with front end introduction roof beam 28 intermediate position fixed connection, be equipped with on the tow connector 29 and be used for driving front end introduction roof beam 28 pivoted drive element, drive element includes the haulage rope 210 with tow connector 29 fixed connection, haulage rope 210 is located the top of tow line roller 273, and haulage rope 210 can rotate on tow line roller 273, the right-hand member and the tow connector 29 fixed connection of haulage rope 210, the left end of haulage rope 210 is equipped with hoist engine 211, be used for driving the motion of haulage rope 210, hoist engine 211 fixed connection is on revolving bed 2.
The working principle is as follows:
when people need fold the length of introducing roof beam, fixed connection rotates the release haulage rope 210 at hoist engine 211 in revolving bed 2, haulage rope 210 and traction joint 29 fixed connection, traction joint 29 fixed connection is on front end introducing roof beam 28, therefore haulage rope 210 drives front end introducing roof beam 28 motion, be connected through rather than fixed connection's folding rotary joint 271 between front end introducing roof beam 28 and the rear end introducing roof beam 27, realize folding to front end introducing roof beam 28 through folding rotary joint 271, the pull wire falls on the tow line roller 273 on front end introducing roof beam 28 simultaneously, support the pull wire, with this realization is folding and the effectual introduction roof beam cross-section of optimizing introducing roof beam length to the introducing roof beam.
When the hoist 211 fixedly attached to the inside of the swing base 2 is rotated to tighten the pulling rope 210, the pulling rope 210 pulls the pulling lug 29 and the front end introducing beam 28 to move, and the front end introducing beam 28 is rotated to be level with the rear end introducing beam 27 by folding the rotating lug 271.
The above is the preferred embodiment of the present invention, and is not intended to limit the present invention in any form, and all the simple modifications, equivalent changes and modifications made by the technical entity of the present invention to the above embodiments all belong to the scope of the technical solution of the present invention.
Claims (5)
1. The utility model provides an automatic foldable introduction roof beam of swing arm tower machine, includes jacking stock (1), its characterized in that: be equipped with on jacking stock (1) rather than fixed connection's gyration seat (2), fixedly connected with balance arm (3) on gyration seat (2), the one end fixedly connected with balancing weight (4) of balance arm (3), gyration seat (2) are equipped with rather than fixed connection's rear end introduction roof beam (27) towards ground one side, one side of rear end introduction roof beam (27) is equipped with rather than the folding mechanism who rotates the connection, folding mechanism includes front end introduction roof beam (28) rather than rear end introduction roof beam (27) rotation connection, be equipped with rather than fixed connection's folding rotary joint (271) on front end introduction roof beam (28), the one end and rear end introduction roof beam (27) fixed connection of folding rotary joint (271), be equipped with rather than fixed connection's traction joint (29) on front end introduction roof beam (28), be equipped with on traction joint (29) and be used for driving front end introduction roof beam (28) pivoted driving element.
2. The automatic folding leading-in beam of the movable arm tower crane as claimed in claim 1, wherein: the driving element comprises a traction rope (210) fixedly connected with the traction joint (29), one end of the traction rope (210) is provided with a winch (211) for driving the traction rope (210) to move, and the winch (211) is fixedly connected to the rotary seat (2).
3. The automatic folding leading-in beam of the movable arm tower crane as claimed in claim 1, wherein: the front end introducing beam (28) and the rear end introducing beam (27) are provided with a supporting column (272) fixedly connected with the front end introducing beam (28) on one side of the rotary connection part, the supporting column (272) is provided with a wire dragging roller (273) rotatably connected with the supporting column, and the wire dragging roller (273) is matched with the driving element and used for supporting the driving element.
4. The automatic folding leading-in beam of the movable arm tower crane as claimed in claim 1, wherein: the rotary seat (2) is provided with a first connector (21) and a second connector (22) which are fixedly connected with the rotary seat respectively, the rear end introduction beam (27) is provided with a first connector (23) and a second connector (24) which are fixedly connected with the rear end introduction beam, the first connector (23) is connected with the first connector (21), and the second connector (24) is connected with the second connector (22).
5. The automatic folding leading-in beam of the movable arm tower crane as claimed in claim 4, wherein: and a first pin shaft (25) is arranged at the joint of the first connector (23) and the first connector (21), and a second pin shaft (26) is arranged at the joint of the second connector (24) and the second connector (22).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201921932316.9U CN210855057U (en) | 2019-11-11 | 2019-11-11 | Automatic folding type introducing beam of swing arm tower crane |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201921932316.9U CN210855057U (en) | 2019-11-11 | 2019-11-11 | Automatic folding type introducing beam of swing arm tower crane |
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| Publication Number | Publication Date |
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| CN210855057U true CN210855057U (en) | 2020-06-26 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN201921932316.9U Active CN210855057U (en) | 2019-11-11 | 2019-11-11 | Automatic folding type introducing beam of swing arm tower crane |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO2022057082A1 (en) * | 2020-09-21 | 2022-03-24 | 徐州建机工程机械有限公司 | Foldable introducing mechanism |
-
2019
- 2019-11-11 CN CN201921932316.9U patent/CN210855057U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO2022057082A1 (en) * | 2020-09-21 | 2022-03-24 | 徐州建机工程机械有限公司 | Foldable introducing mechanism |
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