CN112279122A - Tower crane's balancing weight positioning mechanism - Google Patents
Tower crane's balancing weight positioning mechanism Download PDFInfo
- Publication number
- CN112279122A CN112279122A CN202011354139.8A CN202011354139A CN112279122A CN 112279122 A CN112279122 A CN 112279122A CN 202011354139 A CN202011354139 A CN 202011354139A CN 112279122 A CN112279122 A CN 112279122A
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- CN
- China
- Prior art keywords
- balancing weight
- movable cover
- electric rolling
- rolling mechanism
- rotating arm
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Classifications
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B66—HOISTING; LIFTING; HAULING
- B66C—CRANES; LOAD-ENGAGING ELEMENTS OR DEVICES FOR CRANES, CAPSTANS, WINCHES, OR TACKLES
- B66C23/00—Cranes comprising essentially a beam, boom, or triangular structure acting as a cantilever and mounted for translatory of swinging movements in vertical or horizontal planes or a combination of such movements, e.g. jib-cranes, derricks, tower cranes
- B66C23/62—Constructional features or details
- B66C23/72—Counterweights or supports for balancing lifting couples
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- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Jib Cranes (AREA)
Abstract
The invention discloses a balancing weight positioning mechanism of a tower crane, which belongs to the technical field of tower cranes and has the technical scheme that the balancing weight positioning mechanism comprises a rotating arm and a plurality of balancing weights arranged on the rotating arm through a plurality of fixing pins, wherein the balancing weights are mutually attached and aligned, a handle is fixedly arranged at the top of each balancing weight, a movable cover is arranged at the upper end of the rotating arm in a sliding manner, the movable cover is reversely buckled on the rotating arm in a U shape and can completely cover the balancing weights during sliding, and an inserting plate is arranged on the inner side of the movable cover, is in an L shape and can horizontally penetrate through the handles simultaneously; the upper end of the rotating arm is provided with a first electric rolling mechanism and a second electric rolling mechanism at the positions of two sides of the movable cover respectively, and the first electric rolling mechanism and the second electric rolling mechanism are connected with the movable cover through a first steel cable and a second steel cable which are rolled on the first electric rolling mechanism and the second electric rolling mechanism respectively. The counterweight positioning mechanism of the tower crane can enable the counterweight to be more stably installed on the rotating arm.
Description
Technical Field
The invention relates to the technical field of tower cranes, in particular to a counterweight positioning mechanism of a tower crane.
Background
The tower crane is generally a tower crane, is the most common hoisting equipment on a building site, is used for hoisting construction raw materials such as reinforcing steel bars, wood ridges, concrete, steel pipes and the like for construction, and is an essential equipment on the building site. All install a plurality of balancing weights on tower crane's the rotor arm, traditional tower crane often only comes balancing weight and rotor arm to install together through the fixed pin, but when meeting with bad weather or geological disasters, this kind of mounting structure can make the balancing weight have great risk of dropping, consequently, it promotes mounting structure's steadiness between balancing weight and the rotor arm to be necessary to design a balancing weight positioning mechanism.
Disclosure of Invention
The invention aims to provide a counterweight positioning mechanism of a tower crane, which can ensure that a counterweight is more stably arranged on a rotating arm.
The technical purpose of the invention is realized by the following technical scheme: a balancing weight positioning mechanism of a tower crane comprises a rotating arm and a plurality of balancing weights arranged on the rotating arm through a plurality of fixing pins, wherein the balancing weights are mutually attached and aligned, a handle is fixedly arranged at the top of each balancing weight, a movable cover is arranged at the upper end of the rotating arm in a sliding manner, the movable cover is buckled on the rotating arm in a U-shaped manner, the movable cover can completely cover the balancing weights during sliding, a plug board is arranged on the inner side of the movable cover, and the plug board is L-shaped and can horizontally penetrate through the handles simultaneously; and the upper end of the rotating arm is provided with a first electric rolling mechanism and a second electric rolling mechanism at the positions on two sides of the movable cover respectively, and the first electric rolling mechanism and the second electric rolling mechanism are connected with the movable cover through a first steel cable and a second steel cable which are rolled on the first electric rolling mechanism and the second electric rolling mechanism respectively.
Furthermore, the lower extreme fixed mounting of rotor arm has a plurality of support piece that are the U type, and is a plurality of support piece and polylith the quantity and the position one-to-one of balancing weight, the balancing weight embedding is in support piece's U type structure.
Further, the first steel cable and the second steel cable are staggered with the balancing weight in the vertical direction.
Furthermore, the upper end fixed mounting of rotor arm has the locating plate, the locating plate is located the movable cover is close to the side that the picture peg runs through the end, the locating hole has been seted up on the locating plate, the picture peg can run through the locating hole.
In conclusion, the invention has the following beneficial effects:
this kind of tower crane's balancing weight positioning mechanism, make the picture peg pass the handle at balancing weight top through the slip regulation movable cover, so, even the fixed pin on the balancing weight drops, the balancing weight also can be hung on the picture peg through the handle, in order to prevent that the balancing weight directly drops, and be equipped with support piece at the balancing weight periphery, support piece is direct and the rotor arm is connected, the balancing weight can receive support piece's lift, thereby can further prevent that the balancing weight from directly dropping, to sum up, under picture peg and support piece's combined action, can make the balancing weight install on the rotor arm more firmly, be difficult for dropping, high safety is high.
Drawings
FIG. 1 is an overall view of the insert plate of the present invention when it is not inserted into the handle;
fig. 2 is an overall structure view of the insert plate of the present invention after being inserted into the handle.
In the figure: 1. a rotating arm; 2. a balancing weight; 3. a support member; 4. a fixing pin; 5. a handle; 6. a first electric winding mechanism; 7. a first wire rope; 8. positioning a plate; 9. positioning holes; 10. a movable cover; 11. inserting plates; 12. a second electric winding mechanism; 13. a second steel cord.
Detailed Description
The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.
Referring to fig. 1-2, a positioning mechanism for a tower crane counterweight block comprises a rotating arm 1 and a plurality of counterweight blocks 2 mounted on the rotating arm 1 through a plurality of fixing pins 4, wherein the counterweight blocks 2 are mutually attached and aligned, a handle 5 is fixedly mounted at the top of each counterweight block 2, a movable cover 10 is slidably mounted at the upper end of the rotating arm 1, the movable cover 10 is U-shaped and reversely buckled on the rotating arm 1, the movable cover 10 can completely cover the counterweight blocks 2 during sliding, an inserting plate 11 is arranged on the inner side of the movable cover 10, and the inserting plate 11 is L-shaped and can horizontally penetrate through the handle blocks 5; the upper end of the rotating arm 1 is provided with a first electric rolling mechanism 6 and a second electric rolling mechanism 12 at the two sides of the movable cover 10, and the first electric rolling mechanism 6 and the second electric rolling mechanism 12 are connected with the movable cover 10 through a first steel cable 7 and a second steel cable 13 which are rolled on the first electric rolling mechanism and the second electric rolling mechanism respectively.
Through the technical scheme, the movable cover 10 is adjusted to slide on the rotating arm 1 by pulling and winding the first steel cable 7 and the second steel cable 13 through the first electric winding mechanism 6 and the second electric winding mechanism 12, so that the inserting plate 11 on the movable cover 10 penetrates through the lifting handle 5 at the top of the balancing weight 2, and therefore, even if the fixed pin 4 on the balancing weight 2 falls off, the balancing weight 2 can be hung on the inserting plate 11 through the lifting handle 5 to prevent the balancing weight 2 from directly falling off, so that the balancing weight 2 can be more stably installed on the rotating arm 1 and is not easy to fall off and high in safety.
Further, the lower extreme fixed mounting of rotor arm 1 has a plurality of support piece 3 that are the U type, a plurality of support piece 3 and the quantity and the position one-to-one of polylith balancing weight 2, and balancing weight 2 imbeds in support piece 3's U type structure, and balancing weight 2 can receive support piece 3 lift to can further prevent that balancing weight 2 directly drops.
Further, first cable wire 7 and second cable wire 13 all stagger with balancing weight 2 in the vertical direction to prevent first cable wire 7 and second cable wire 13 from causing the interference to block for the installation of balancing weight 2, thereby be convenient for the installation of balancing weight 2.
Furthermore, the upper end of the rotating arm 1 is fixedly provided with a positioning plate 8, the positioning plate 8 is positioned on one side of the movable cover 10 close to the penetrating end of the inserting plate 11, the positioning plate 8 is provided with a positioning hole 9, the inserting plate 11 can penetrate through the positioning hole 9, after the inserting plate 11 penetrates through the lifting handle 5, the penetrating end of the inserting plate 11 can extend into the positioning hole 9 and lean on the positioning plate 8, so that the supporting and positioning of the penetrating end of the inserting plate 11 are realized, and the bearing capacity of the inserting plate 11 is further increased.
The present embodiment is only for explaining the present invention, and it is not limited to the present invention, and those skilled in the art can make modifications of the present embodiment without inventive contribution as needed after reading the present specification, but all of them are protected by patent law within the scope of the claims of the present invention.
Claims (4)
1. The utility model provides a tower crane's balancing weight positioning mechanism, includes rotor arm (1) and installs through a plurality of fixed pins (4) polylith balancing weight (2), polylith on rotor arm (1) balancing weight (2) laminate each other and align, and every the equal fixed mounting in top of balancing weight (2) has a handle (5), its characterized in that:
the upper end of the rotating arm (1) is provided with a movable cover (10) in a sliding manner, the movable cover (10) is reversely buckled on the rotating arm (1) in a U shape, the movable cover (10) can completely cover the multiple balancing weights (2) during sliding, the inner side of the movable cover (10) is provided with an inserting plate (11), and the inserting plate (11) is in an L shape and can horizontally penetrate through the multiple lifting handles (5) at the same time;
the upper end of the rotating arm (1) is positioned at the positions of two sides of the movable cover (10) and is respectively provided with a first electric rolling mechanism (6) and a second electric rolling mechanism (12), and the first electric rolling mechanism (6) and the second electric rolling mechanism (12) are respectively connected with the movable cover (10) through a first steel cable (7) and a second steel cable (13) which are rolled on the first electric rolling mechanism and the second electric rolling mechanism.
2. The counterweight positioning mechanism of a tower crane according to claim 1, wherein: the lower extreme fixed mounting of rotor arm (1) has a plurality of support piece (3) that are the U type, and is a plurality of support piece (3) and polylith the quantity and the position one-to-one of balancing weight (2), balancing weight (2) embedding is in the U type structure of support piece (3).
3. The counterweight positioning mechanism of a tower crane according to claim 1, wherein: the first steel cable (7) and the second steel cable (13) are staggered with the balancing weight (2) in the vertical direction.
4. The counterweight positioning mechanism of a tower crane according to claim 1, wherein: the upper end fixed mounting of rotor arm (1) has locating plate (8), locating plate (8) are located movable cover (10) are close to one side that picture peg (11) run through the end, locating hole (9) have been seted up on locating plate (8), picture peg (11) can run through locating hole (9).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202011354139.8A CN112279122A (en) | 2020-11-27 | 2020-11-27 | Tower crane's balancing weight positioning mechanism |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202011354139.8A CN112279122A (en) | 2020-11-27 | 2020-11-27 | Tower crane's balancing weight positioning mechanism |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN112279122A true CN112279122A (en) | 2021-01-29 |
Family
ID=74425710
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202011354139.8A Pending CN112279122A (en) | 2020-11-27 | 2020-11-27 | Tower crane's balancing weight positioning mechanism |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN112279122A (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113666283A (en) * | 2021-08-26 | 2021-11-19 | 安徽春华智能科技有限公司 | Crane counterweight structure and stabilizing method |
Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2001261286A (en) * | 2000-03-21 | 2001-09-26 | Takenaka Komuten Co Ltd | Counterweight device for disassembly type crane |
| CN102515040A (en) * | 2011-11-30 | 2012-06-27 | 郑州市长城机器制造有限公司 | Counterweight block component and tower crane with counterweight block component |
| CN202321984U (en) * | 2011-12-05 | 2012-07-11 | 中联重科股份有限公司 | Balance weight adjustable lifting hook component and tower crane comprising lifting hook component |
| CN203187323U (en) * | 2013-02-06 | 2013-09-11 | 长沙海川自动化设备有限公司 | Building tower crane capable of rotating based on injection power |
| CN206328077U (en) * | 2016-12-15 | 2017-07-14 | 山东丰汇设备技术有限公司 | A kind of assembled moving balance weight |
-
2020
- 2020-11-27 CN CN202011354139.8A patent/CN112279122A/en active Pending
Patent Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2001261286A (en) * | 2000-03-21 | 2001-09-26 | Takenaka Komuten Co Ltd | Counterweight device for disassembly type crane |
| CN102515040A (en) * | 2011-11-30 | 2012-06-27 | 郑州市长城机器制造有限公司 | Counterweight block component and tower crane with counterweight block component |
| CN202321984U (en) * | 2011-12-05 | 2012-07-11 | 中联重科股份有限公司 | Balance weight adjustable lifting hook component and tower crane comprising lifting hook component |
| CN203187323U (en) * | 2013-02-06 | 2013-09-11 | 长沙海川自动化设备有限公司 | Building tower crane capable of rotating based on injection power |
| CN206328077U (en) * | 2016-12-15 | 2017-07-14 | 山东丰汇设备技术有限公司 | A kind of assembled moving balance weight |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113666283A (en) * | 2021-08-26 | 2021-11-19 | 安徽春华智能科技有限公司 | Crane counterweight structure and stabilizing method |
| CN113666283B (en) * | 2021-08-26 | 2023-11-07 | 安徽江河智能装备集团有限公司 | Crane counterweight structure and stabilizing method |
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Application publication date: 20210129 |