CN104030173A - Telescopic tower body of miniature tower-type hoisting machinery - Google Patents
Telescopic tower body of miniature tower-type hoisting machinery Download PDFInfo
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- CN104030173A CN104030173A CN201410197278.2A CN201410197278A CN104030173A CN 104030173 A CN104030173 A CN 104030173A CN 201410197278 A CN201410197278 A CN 201410197278A CN 104030173 A CN104030173 A CN 104030173A
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Abstract
A telescopic tower body of a miniature tower-type hoisting machinery comprises an inner tower body, a middle tower body and an outer tower body; the inner tower body can make telescopic motion in the middle tower body, and the middle tower body can make telescopic motion in the outer tower body; four corners at the top of the middle tower body, as well as four corners at the top of the outer tower body, are respectively provided with four groups of orthogonal upper abutting wheels, and slide rails of the four groups of the orthogonal upper abutting wheels are four columns of an adjacent inner-side tower body; four corners at the bottom of the inner tower body, as well as four corners at the bottom of the middle tower body, are respectively provided with four lower abutting wheels; and inner slide rails corresponding to the lower abutting wheels are fixedly disposed at the inner side of an adjacent outer-side tower body. The tower body is compact in structure, reasonable in space arrangement, small in occupied land area and flexible in operation, is capable of rapidly safely stably adjusting three kinds of lifting height of the tower body, and is suitable for working environments with different lifting heights.
Description
Technical field
This invention relates to a kind of major part of Mini-tower hoist tool, and particularly the telescopic tower body of a kind of Mini-tower hoist tool, belongs to hoisting crane manufacturing technology field.
Background technology
Tower crane tower crane is called for short tower machine, also claims tower crane, and its crane arm is contained in the rotary crane on towering tower body top.Working space is large, is mainly used in the installation of vertical and horizontal feed and the building element of material in housing construction.By metal construction, operating mechanism and electric system three parts, formed.Metal construction comprises tower body, crane arm and base etc.Operating mechanism hoists, luffing, revolution and walking four parts.Electric system comprises electrical motor, controller, electric power distribution cabinet, connection line, signal and illumination equipment etc.
In recent years, three layers and with storied building, residential building, in the small building constructions such as low layer industrial building, adopts universal building tower crane more, common Mini-tower hoist tool, the tower body of stretching structure only has two joints, for meeting, uses height, and the height of every joint tower body is very long, and remove and install and transport all very inconvenient, each saves tower body and splits into a plurality of independent tower bodies and increased traffic cost.
Summary of the invention
Goal of the invention: the telescopic tower body of Mini-tower hoist tool that the object of this invention is to provide a kind of compact conformation safety and stability.
Technical scheme: the telescopic tower body of a kind of Mini-tower hoist tool, comprise interior tower body, middle tower body and outer tower body, described interior tower body can fore and aft motion in middle tower body inside, described middle tower body outside tower body inside can fore and aft motion, described middle tower body and four corners, outer tower body top are respectively equipped with four groups of orthogonal upper rollers, and the slideway of described upper roller is four columns of adjacent inner side tower body; Four corners of described interior tower body and middle tower body bottom are respectively equipped with four lower rollers, and the corresponding inner slide of described lower roller is fixed on the inner side of adjacent outside tower body.Thereby slide and realized adjacent two reliable and stable sliding up and down of tower body on corresponding slideway by upper roller and lower roller, and used rolling friction pair principle, reduced the wear problem of larger friction force to main chord structure while moving that hoist of inner each structure of tower body.Tower body structure adopts stock structural shape to distribute, and utilizes HYDRAULIC CONTROL SYSTEM to have the hydraulic ram of sufficient intensity and rigidity as the major impetus of tower body up-and-down movement, fluid control safety and stability, and speed is adjustable, controls flexibly, convenient and swift.
Preference, in order to improve tower body reliability, the mode that adopts location to add locking after stretching out realizes the fixing of tower body, described middle tower body is respectively equipped with two registration devices that can overturn with relative both sides, outer tower body top, the below correspondence of described registration device is provided with the blocking device that quantity is equal, described interior tower body and the middle tower body bottom position corresponding with adjacent outside tower body blocking device is provided with locking otic placode, between described blocking device and locking otic placode, by bearing pin, locks; The top that locks otic placode on described interior tower body and middle tower body is provided with location crossbeam, and the position of described location crossbeam is corresponding with registration device.
Beneficial effect: compact conformation of the present invention, space connection and reasonable arrangement, floor area is little, flexible operation, three kinds of lifting altitudes of adjusting tower body that can be fast and safely stable, are applicable to the working environment of different lifting altitudes; The work capacity that this telescopic tower body structure has greatly reduced installation, dismounting and the transportation of common tower crane lifting altitude makes this tower machine under restricted workyard and transportation road conditions, there is higher work efficiency, greatly reduced the demand to extra auxiliary installing device.
Accompanying drawing explanation
Fig. 1 is the structural representation of tower body of the present invention while all stretching out;
Fig. 2 is that in the present invention, roller is arranged on the partial enlarged drawing on tower body;
Fig. 3 is that under the present invention, roller is arranged on the partial enlarged drawing on tower body.
The specific embodiment
Below in conjunction with accompanying drawing, the invention will be further described.
As shown in Figure 1,2 and 3, the telescopic tower body of a kind of Mini-tower hoist tool, comprise interior tower body 1, middle tower body 2 and outer tower body 3, described interior tower body 1 can fore and aft motion in middle tower body 2 inside, described middle tower body 2 outside tower body 3 inside can fore and aft motion, described middle tower body 2 and four corners, outer tower body 3 top are respectively equipped with four groups of orthogonal upper rollers 4, and the slideway of described upper roller 4 is four columns of adjacent inner side tower body; Described interior tower body 1 and corner, four of 2 bottoms of middle tower body are respectively equipped with four lower rollers 5, and the corresponding inner slide 6 of described lower roller 5 is fixed on the inner side of adjacent outside tower body.Thereby slide and realized adjacent two reliable and stable sliding up and down of tower body on corresponding slideway by upper roller 4 and lower roller 5, and used rolling friction pair principle, reduced the wear problem of larger friction force to main chord structure while moving that hoist of inner each structure of tower body.Tower body structure adopts stock structural shape to distribute, and utilizes HYDRAULIC CONTROL SYSTEM to have the hydraulic ram of sufficient intensity and rigidity as the major impetus of tower body up-and-down movement, fluid control safety and stability, and speed is adjustable, controls flexibly, convenient and swift.
As shown in Figure 2, in order to improve tower body reliability, the mode that adopts location to add locking after stretching out realizes the fixing of tower body, described middle tower body 2 is respectively equipped with two registration devices that can overturn 7 with outer tower body 3 relative both sides, top, the below correspondence of described registration device 7 is provided with the blocking device 8 that quantity is equal, described interior tower body 1 and the middle tower body 2 bottoms position corresponding with adjacent outside tower body blocking device 8 is provided with locking otic placode 9, between described blocking device 8 and locking otic placode 9, by bearing pin, locks; The top that locks otic placode 9 on described interior tower body 1 and middle tower body 2 is provided with location crossbeam 10, and the position of described location crossbeam 10 is corresponding with registration device 7.
Compact conformation of the present invention, space connection and reasonable arrangement, floor area is little, flexible operation, three kinds of lifting altitudes of adjusting tower body that can be fast and safely stable, are applicable to the working environment of different lifting altitudes; The work capacity that this telescopic tower body structure has greatly reduced installation, dismounting and the transportation of common tower crane lifting altitude makes this tower machine under restricted workyard and transportation road conditions, there is higher work efficiency, greatly reduced the demand to extra auxiliary installing device.
Claims (2)
1. the telescopic tower body of Mini-tower hoist tool, comprise interior tower body (1), middle tower body (2) and outer tower body (3), described interior tower body (1) can fore and aft motion in middle tower body (2) inside, described middle tower body (2) outside tower body (3) inside can fore and aft motion, it is characterized in that: described middle tower body (2) and four corners, outer tower body (3) top are respectively equipped with four groups of orthogonal upper rollers (4), the slideway of described upper roller (4) is four columns of adjacent inner side tower body; Four corners of described interior tower body (1) and middle tower body (2) bottom are respectively equipped with four lower rollers (5), and the corresponding inner slide (6) of described lower roller (5) is fixed on the inner side of adjacent outside tower body.
2. the telescopic tower body of Mini-tower hoist tool according to claim 1, it is characterized in that: described middle tower body (2) is respectively equipped with two registration devices that can overturn (7) with relative both sides, outer tower body (3) top, the below correspondence of described registration device (7) is provided with the blocking device that quantity is equal (8), described interior tower body (1) and middle tower body (2) the bottom position corresponding with adjacent outside tower body blocking device (8) is provided with locking otic placode (9), the top of described interior tower body (1) and middle tower body (2) upper locking otic placode (9) is provided with location crossbeam (10), the position of described location crossbeam (10) is corresponding with registration device (7).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201410197278.2A CN104030173A (en) | 2014-05-12 | 2014-05-12 | Telescopic tower body of miniature tower-type hoisting machinery |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201410197278.2A CN104030173A (en) | 2014-05-12 | 2014-05-12 | Telescopic tower body of miniature tower-type hoisting machinery |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN104030173A true CN104030173A (en) | 2014-09-10 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201410197278.2A Pending CN104030173A (en) | 2014-05-12 | 2014-05-12 | Telescopic tower body of miniature tower-type hoisting machinery |
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| CN (1) | CN104030173A (en) |
Citations (9)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US3938670A (en) * | 1969-04-09 | 1976-02-17 | General Crane Industries Limited | Tower crane |
| CN2287621Y (en) * | 1997-03-14 | 1998-08-12 | 陈林 | Telescopic tower crane |
| EP1213253A1 (en) * | 2000-12-11 | 2002-06-12 | San Marco International S.r.l. | Self-erecting crane with telescopic and foldable tower |
| CN201647848U (en) * | 2009-07-23 | 2010-11-24 | 中昇建机(南京)重工有限公司 | Special crane for wind generating equipment hoisting |
| CN201882816U (en) * | 2010-12-11 | 2011-06-29 | 郑州新大方重工科技有限公司 | Retractable tower crane |
| CN102431910A (en) * | 2011-12-12 | 2012-05-02 | 廊坊凯博建设机械科技有限公司 | Arm rack overhead automatic folding and unfolding mechanism of tri-fold arm tower crane and folding and unfolding method thereof |
| CN202754688U (en) * | 2012-08-14 | 2013-02-27 | 住友重机械工程服务株式会社 | Hanging beam device |
| CN103663183A (en) * | 2013-11-29 | 2014-03-26 | 江苏大通重工有限公司 | Fast self-mounting tower crane |
| CN203903841U (en) * | 2014-05-12 | 2014-10-29 | 江苏大通重工有限公司 | Retractable tower body of mini-type tower crane |
-
2014
- 2014-05-12 CN CN201410197278.2A patent/CN104030173A/en active Pending
Patent Citations (9)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US3938670A (en) * | 1969-04-09 | 1976-02-17 | General Crane Industries Limited | Tower crane |
| CN2287621Y (en) * | 1997-03-14 | 1998-08-12 | 陈林 | Telescopic tower crane |
| EP1213253A1 (en) * | 2000-12-11 | 2002-06-12 | San Marco International S.r.l. | Self-erecting crane with telescopic and foldable tower |
| CN201647848U (en) * | 2009-07-23 | 2010-11-24 | 中昇建机(南京)重工有限公司 | Special crane for wind generating equipment hoisting |
| CN201882816U (en) * | 2010-12-11 | 2011-06-29 | 郑州新大方重工科技有限公司 | Retractable tower crane |
| CN102431910A (en) * | 2011-12-12 | 2012-05-02 | 廊坊凯博建设机械科技有限公司 | Arm rack overhead automatic folding and unfolding mechanism of tri-fold arm tower crane and folding and unfolding method thereof |
| CN202754688U (en) * | 2012-08-14 | 2013-02-27 | 住友重机械工程服务株式会社 | Hanging beam device |
| CN103663183A (en) * | 2013-11-29 | 2014-03-26 | 江苏大通重工有限公司 | Fast self-mounting tower crane |
| CN203903841U (en) * | 2014-05-12 | 2014-10-29 | 江苏大通重工有限公司 | Retractable tower body of mini-type tower crane |
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| WD01 | Invention patent application deemed withdrawn after publication |
Application publication date: 20140910 |