CN102530785B - Multifunctional fly jib device for high-altitude work vehicle - Google Patents
Multifunctional fly jib device for high-altitude work vehicle Download PDFInfo
- Publication number
- CN102530785B CN102530785B CN201110451818.1A CN201110451818A CN102530785B CN 102530785 B CN102530785 B CN 102530785B CN 201110451818 A CN201110451818 A CN 201110451818A CN 102530785 B CN102530785 B CN 102530785B
- Authority
- CN
- China
- Prior art keywords
- fly jib
- oil cylinder
- sprocket wheel
- jib
- bearing pin
- 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.)
- Expired - Fee Related
Links
Landscapes
- Forklifts And Lifting Vehicles (AREA)
- Jib Cranes (AREA)
Abstract
The invention discloses a multifunctional fly jib device for a high-altitude work vehicle, which is mounted at a head of a main jib of the high-altitude work vehicle. Actions of a fly jib within a wide range are realized by additionally mounting a four-link device at the end of a driving oil cylinder, a working platform is ensured to be kept horizontally constantly by adopting a sprocket-chain device, each action is limited by a mechanical device and a sensor to guarantee safety, and a hoisting device at the head of the fly jib can facilitate fetching of workers, so that work efficiency is improved.
Description
Technical field
The present invention relates to technical field of engineering machinery, particularly the multi-functional fly jib device of a kind of aerial platform.
Background technology
Fly jib device is the important component part of aerial platform boom system, in order to improve the complete machine alerting ability of operation among a small circle, at present, parallel four linkages of the many employings of most of aerial platform fly jib systems, moved by the direct actuating arm frame of oil cylinder, such device has that structure is not compact, scope of work is little, action not steadily and the shortcomings such as function singleness, require higher small-sized aloft work car for some structural compactness especially, traditional fly jib device often can not meet the designing requirement of overall dimensions of a car in the time of retracted state.And in the time of aloft work, staff often needs back and forth between operation point and ground, to get frequently thing operation, and work efficiency is very low.
Summary of the invention
(1) goal of the invention:
The object of patent of the present invention is to overcome above-mentioned the deficiencies in the prior art, a kind of compact conformation, flexible movements is provided and has the multi-functional fly jib device of small-sized aloft work car of lift heavy function.
In order to arrive above-mentioned purpose, the multi-functional fly jib device of a kind of aerial platform provided by the invention, comprising: connecting rod, driving oil cylinder, fly jib head workplatform and fly jib agent structure on firm banking, driving oil cylinder lower link, driving oil cylinder.
Described firm banking is installed on aloft work vehicle main body jib head, drive connecting rod two ends on oil cylinder be connected in jib agent structure by bearing pin respectively and drive the A of oil cylinder to hold, drive oil cylinder lower link two ends be connected in firm banking by bearing pin respectively and drive the A of oil cylinder to hold, drive the B end of oil cylinder to be connected with fly jib agent structure by bearing pin, fly jib agent structure one end is connected in firm banking by bearing pin, and the other end is connected in workplatform by bearing pin.
Described fly jib device further comprises: sprocket wheel chain transmission system.Described sprocket wheel chain transmission system comprises sprocket wheel I, tightening device, silent chain and sprocket wheel II, described sprocket wheel II is connected with firm banking by flange, sprocket wheel I is connected with workplatform by flange, between sprocket wheel I and sprocket wheel II, carry out transmission by silent chain, tightening device is housed between silent chain.
Described fly jib device further comprises: play raw suspension hook, elevator and leading sheave hoist; The described elevator that hoists is connected in fly jib agent structure afterbody by flange, leading sheave is installed on workplatform by bearing pin, steel rope is walked around the leading sheave being fixed on workplatform and is connected with a raw suspension hook, and the elevator that hoists is controlled the folding and unfolding of steel rope by hydraulic-driven.
The multi-functional fly jib device of aerial platform of the present invention, be installed on aerial platform principal arm head, by realizing fly jib and move in a big way driving oil cylinder end to install four linkages additional, and adopt sprocket chain device to ensure workplatform level all the time, each action is all used mechanical device and sensor to carry out spacing, in order to ensure safety, the chain sling of fly jib head can facilitate staff to get thing operation, increases work efficiency.
Brief description of the drawings
The multi-functional fly jib structure drawing of device of Fig. 1 embodiment of the present invention aerial platform.
The sprocket wheel chain drive system structure figure of the multi-functional fly jib device of Fig. 2 embodiment of the present invention aerial platform.
Detailed description of the invention
Below in conjunction with drawings and Examples, the present invention is described in detail.
The multi-functional fly jib device of aerial platform of the present embodiment comprises: firm banking 1; Drive oil cylinder lower link 2; Drive connecting rod 3 on oil cylinder; Drive oil cylinder 4; Suspension hook 5 hoists; Fly jib head workplatform 6; Elevator 7 hoists; Fly jib agent structure 8; Sprocket wheel chain transmission system 9; Leading sheave 10, as shown in Figure 1.
a, fly jib luffing
Firm banking 1 is installed on aloft work vehicle main body jib head, in main body luffing range of cantilever support process, remain and ground level, drive connecting rod 3 two ends on oil cylinder be connected in jib agent structure 8 by bearing pin respectively and drive the A of oil cylinder 4 to hold, drive oil cylinder lower link 2 two ends be connected in firm banking 1 by bearing pin respectively and drive the A of oil cylinder 4 to hold, drive the B end of oil cylinder 4 to be connected with fly jib agent structure 8 by bearing pin, fly jib agent structure 8 one end are connected in firm banking 1 by bearing pin, the other end is connected in workplatform 6 by bearing pin, by the position of each point of connection of reasonable Arrangement, can within the scope of negative 105 ° to positive 75 °, carry out luffing by driving oil cylinder 4 to realize fly jib.
b, fly jib chain gear
Sprocket wheel chain transmission system 9 comprises: sprocket wheel I 11; Tightening device 12; Silent chain 13; Sprocket wheel II 14, as shown in Figure 2.Be used for ensureing fly jib amplitude changing process workplatform all the time with firm banking 1 keeping parallelism, due to firm banking 1 all the time with ground level, thereby ensure workplatform 6 and ground level, sprocket wheel II 14 is connected with firm banking 1 by flange, sprocket wheel I 11 is connected with workplatform 6 by flange, between sprocket wheel I 11 and sprocket wheel II 14, carries out transmission by silent chain 13, and tightening device 12 is housed between silent chain 13, in case chain is lax, cause jib to tremble.
c, fly jib hang and carry
The elevator 7 that hoists is connected in fly jib agent structure 8 afterbodys by flange, leading sheave 10 is installed on workplatform 6 by bearing pin, steel rope is walked around the leading sheave 10 being fixed on workplatform and is connected with the suspension hook 5 that hoists, the elevator 7 that hoists is controlled the folding and unfolding of steel rope by hydraulic-driven, carry function thereby realize hanging.
Above content is the further description of the present invention being done in conjunction with optimal technical scheme, can not assert that the concrete enforcement of invention only limits to these explanations.Concerning general technical staff of the technical field of the invention, not departing under the prerequisite of design of the present invention, can also make simple deduction and replacement, all should be considered as protection scope of the present invention.
Claims (2)
1. the multi-functional fly jib device of aerial platform, it is characterized in that, described fly jib device comprises: connecting rod (3), driving oil cylinder (4), fly jib head workplatform (6), fly jib agent structure (8) and sprocket wheel chain transmission system (9) on firm banking (1), driving oil cylinder lower link (2), driving oil cylinder;
Described firm banking (1) is installed on aloft work vehicle main body jib head, drive connecting rod (3) two ends on oil cylinder be connected in jib agent structure (8) by bearing pin respectively and drive the A of oil cylinder (4) to hold, drive oil cylinder lower link (2) two ends be connected in firm banking (1) by bearing pin respectively and drive the A of oil cylinder (4) to hold, drive the B end of oil cylinder (4) to be connected with fly jib agent structure (8) by bearing pin, fly jib agent structure (8) one end is connected in firm banking (1) by bearing pin, and the other end is connected in workplatform (6) by bearing pin
;described sprocket wheel chain transmission system (9) comprises sprocket wheel I (11), tightening device (12), silent chain (13) and sprocket wheel II (14), described sprocket wheel II (14) is connected with firm banking (1) by flange, sprocket wheel I (11) is connected with workplatform (6) by flange, between sprocket wheel I (11) and sprocket wheel II (14), carry out transmission by silent chain (13), tightening device (12) is housed between silent chain (13).
2. the multi-functional fly jib device of aerial platform according to claim 1, is characterized in that, described fly jib device further comprises: play raw suspension hook (5), the elevator that hoists (7) and leading sheave (10);
The described elevator that hoists (7) is connected in fly jib agent structure (8) afterbody by flange, leading sheave (10) is installed on workplatform (6) by bearing pin, steel rope is walked around the leading sheave (10) being fixed on workplatform and is connected with a raw suspension hook (5), and the elevator that hoists (7) is controlled the folding and unfolding of steel rope by hydraulic-driven.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201110451818.1A CN102530785B (en) | 2011-12-30 | 2011-12-30 | Multifunctional fly jib device for high-altitude work vehicle |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201110451818.1A CN102530785B (en) | 2011-12-30 | 2011-12-30 | Multifunctional fly jib device for high-altitude work vehicle |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN102530785A CN102530785A (en) | 2012-07-04 |
| CN102530785B true CN102530785B (en) | 2014-07-23 |
Family
ID=46339028
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201110451818.1A Expired - Fee Related CN102530785B (en) | 2011-12-30 | 2011-12-30 | Multifunctional fly jib device for high-altitude work vehicle |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN102530785B (en) |
Families Citing this family (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103277405B (en) * | 2013-06-20 | 2015-11-25 | 徐州重型机械有限公司 | Rotary member self-locking device and apply the engineering machinery of this self-locking device |
Citations (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| GB606180A (en) * | 1945-05-03 | 1948-08-10 | Henry Elvidge | Improvements in or relating to lifting apparatus |
| CN2110010U (en) * | 1992-01-18 | 1992-07-15 | 中国建筑科学研究院建筑机械化研究所 | Automatic flat-adjusting machanism for working terrace of high-altitude work vehicle |
| CN2383833Y (en) * | 1999-07-09 | 2000-06-21 | 上海市区供电局汽车修理厂 | Automatic balancer of cabin for foldable arm type high-altitude operation car |
| CA2216142C (en) * | 1996-01-26 | 2001-04-17 | Figgie International Inc. | Articulated aerial work platform system |
| CN2568615Y (en) * | 2002-08-29 | 2003-08-27 | 湖南省浦沅集团有限公司 | Leveling mechanism for workbench |
| CN201686457U (en) * | 2010-05-04 | 2010-12-29 | 大连理工大学 | Aloft work engineering mechanical fly jib structure with six-rod leveling mechanism |
| CN202022713U (en) * | 2011-03-01 | 2011-11-02 | 大连益利亚工程机械有限公司 | Foldback-type fly jib system with leveling function |
| CN202038845U (en) * | 2011-05-10 | 2011-11-16 | 山东大学 | Overhead working platform with folding arms |
-
2011
- 2011-12-30 CN CN201110451818.1A patent/CN102530785B/en not_active Expired - Fee Related
Patent Citations (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| GB606180A (en) * | 1945-05-03 | 1948-08-10 | Henry Elvidge | Improvements in or relating to lifting apparatus |
| CN2110010U (en) * | 1992-01-18 | 1992-07-15 | 中国建筑科学研究院建筑机械化研究所 | Automatic flat-adjusting machanism for working terrace of high-altitude work vehicle |
| CA2216142C (en) * | 1996-01-26 | 2001-04-17 | Figgie International Inc. | Articulated aerial work platform system |
| CN2383833Y (en) * | 1999-07-09 | 2000-06-21 | 上海市区供电局汽车修理厂 | Automatic balancer of cabin for foldable arm type high-altitude operation car |
| CN2568615Y (en) * | 2002-08-29 | 2003-08-27 | 湖南省浦沅集团有限公司 | Leveling mechanism for workbench |
| CN201686457U (en) * | 2010-05-04 | 2010-12-29 | 大连理工大学 | Aloft work engineering mechanical fly jib structure with six-rod leveling mechanism |
| CN202022713U (en) * | 2011-03-01 | 2011-11-02 | 大连益利亚工程机械有限公司 | Foldback-type fly jib system with leveling function |
| CN202038845U (en) * | 2011-05-10 | 2011-11-16 | 山东大学 | Overhead working platform with folding arms |
Also Published As
| Publication number | Publication date |
|---|---|
| CN102530785A (en) | 2012-07-04 |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN205151582U (en) | Novel rack and pinion luffing single -boom multipurpose stationary crane | |
| CN206088813U (en) | Heavy machinery hoists transfer device | |
| CN203382420U (en) | Crane and fixed jib luffing device for same | |
| CN203558761U (en) | Hydraulic knuckle crane | |
| CN204848038U (en) | Roll over cantilever crane | |
| CN203048450U (en) | Crawler type telescopic boom crane | |
| CN103640999A (en) | Marine multi-section arm telescopic crane | |
| CN102351129B (en) | Super-lifting device for improving lifting performance of crane and crane | |
| CN102530785B (en) | Multifunctional fly jib device for high-altitude work vehicle | |
| CN104671133A (en) | Marine jib crane luffing structure | |
| CN204727497U (en) | A kind of deck crane anti roll device | |
| CN103043536A (en) | Rigid four-bar balance crane | |
| CN201882810U (en) | Tower crane provided with jib loading boom lateral stay cables | |
| CN202369296U (en) | Counterweight hoisting mechanism and crane with same | |
| CN104671126A (en) | Reinforced boom frame structure of jib crane | |
| CN202369291U (en) | Winch mounting structure of automobile crane | |
| CN202529745U (en) | Main amplitude-variation mast of crawler crane and crane with mast | |
| CN202279647U (en) | Cargo boom of lorry-mounted crane | |
| CN201882828U (en) | Crane provided with split rotary supporting device | |
| CN203558779U (en) | Marine multi-section-arm telescopic crane | |
| CN103359636A (en) | Boom gravity center compensation device for single-boom portal crane | |
| CN202379626U (en) | Boom utilizing gravity to realize extension and contraction and crane containing boom | |
| CN201864517U (en) | Small-size member hoisting tool | |
| CN202007085U (en) | Double-beam cantilever crane | |
| CN204625031U (en) | A kind of no killing well equipment hydraulically extensible mast |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C06 | Publication | ||
| PB01 | Publication | ||
| C10 | Entry into substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20140723 Termination date: 20181230 |
|
| CF01 | Termination of patent right due to non-payment of annual fee |