CN1631760A - Supporting, expanding and lifting mechanism for combined shear fork - Google Patents
Supporting, expanding and lifting mechanism for combined shear fork Download PDFInfo
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- CN1631760A CN1631760A CN 200410099095 CN200410099095A CN1631760A CN 1631760 A CN1631760 A CN 1631760A CN 200410099095 CN200410099095 CN 200410099095 CN 200410099095 A CN200410099095 A CN 200410099095A CN 1631760 A CN1631760 A CN 1631760A
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Abstract
The invention is a combined shear fork supporting telescopic lifting mechanism consists of two or more shear fork combined with each other by lap jointer so to form a double-columned or multi-columned combined shear fork supporting telescopic lifting mechanism which lifts by adjusting the included angles of the shear forks together. The shear fork supports by coaction from that the fork columns links adept with each other which lowers its own weight and enhances its intensity, stability and efficiency. It is unique and novel, broadly adapted, of simple, stable, superior and rational structure, of strong and stable support and of reliable and steady lifting compared with the existing shear fork lift product or mechanism. The invention saves material, lowers cost and waste, and breaks a new path for the shear fork application. While work on fluid drive or wire and chain drive, it can broadly applied to many labor facilities such as lift ladder, raising platform, lift pillar and lifter which serves broadly on building, decorating, shelving or other construction projects, craning, lifting and transferring facilities, or tower stand which varies the height.
Description
The present invention relates to the improvement of a kind of shearing fork telescopic mechanism.Especially the expanding and lifting mechanism that supports of combined scissors fork.
In existing technology, cut fork with one and use rather commonly as expanding and lifting mechanism to a plurality of fork row cut of cutting the stacked formation of fork, especially the telescopic lifting that connects two row parallel shears fork by parallel rod supports, and is widely used in daily; Be equipped with drivings such as hydraulic actuating cylinder air cylinder, this fork type elevator, bay-lift etc. form series of products already, and various device or operation field such as be applied to ascending a height, promote, transport.Resembling Chinese patent " a kind of autocontrol hydraulic lifting ladder " 95209483.5, " wall tunnel type hydraulic elevating platform " 03229183.8 etc. all is to place position very to drive the lifting support that is connected two row parallel shears fork by parallel rod hydraulic actuating cylinder.But, this class parallel shears fork the be disbursed from the cost and expenses lifting mechanism or the product of support, the practical function of parallel rod only is equal to widens the scissors rod banner, and real passive still two row scissors rods only are so bracing force is very limited; And parallel rod and two row parallel shears fork be connected quite firm stable, it is considerable to cause that material expends the body heaviness, cost increases waste; Moreover such mechanism's rising back whole structural stability is poor, rocks big and is difficult to and prevent.
The objective of the invention is to provide a kind of supporting, expanding and lifting mechanism for combined shear fork or device, and the connection combination of using novelty makes cuts fork row interphase interaction rock-steady structure, collaborative supporting increase effect; It utilizes overlapper that two are formed an angle and are coupled to each other combination to several fork row cut, and forms two and is listed as to the supporting, expanding and lifting mechanism for combined shear fork of multiple row combination form, realizes steadily reliably that with common change scissors rod angle telescopic lifting supports efficiently.
The object of the present invention is achieved like this: supporting, expanding and lifting mechanism for combined shear fork is coupled to each other combination by overlapper with certain angle by two extremely several fork row of cutting, form the two telescopic lifting supporting mechanisms that are listed as to the multiple row combination form, during work, realize steadily reliably telescopic lifting support efficiently by all common scissors rod angles that changes of fork row of cutting.It can be cut the fork row by two and be coupled to each other the two row combination form supporting, expanding and lifting mechanism for combined shear fork that form V-arrangement by overlapper; Can cut the fork row by three and be coupled to each other combination, form the supporting, expanding and lifting mechanism for combined shear fork of triangle, Y shape, N shape, U-shaped or the like three row combination forms by overlapper; Can be coupled to each other by overlapper and form rectangle, prismatic, trapezoidal, X-shaped, W shape, polygon or the like combination in any by a plurality of fork row cut, form the supporting, expanding and lifting mechanism for combined shear fork of multiple row combination form, and by two scissors mechanisms to the independent combination of several V-arrangements, triangle, polygon or the like through disjunctor overlap joint or discrete set combination, form more multi-class multiple row combination form supporting, expanding and lifting mechanism for combined shear fork, thereby the telescopic lifting of realizing various bearing surface areas and bearing capacity supports.Use fixed angle or variable-angle pattern in order to the overlapper that connects the combined scissors fork row in the supporting, expanding and lifting mechanism for combined shear fork, two to more overlap joint mouths are set according to combination form needs overlapper.
Supporting, expanding and lifting mechanism for combined shear fork will be cut the fork row by overlapper and be coupled to each other combination with certain included angle, make to cut to pitch the collaborative supporting of ingenious overlap joint mutual action between row, support steadiness and be doubled and redoubled with the carrying effect; Compare with existing scissors fork elevating mechanism or product, its pattern style uniqueness is changeable, Applicable scope is extensively various, physical construction simple and stable, mechanism proterties are superior rationally, the load supporting powerful firm, lift telescopic is steadily reliable.Its economical with materials alleviates deadweight, cost-cutting is eliminated waste, has opened up and has cut the new world that fork is used.Adapted hydraulic-pneumatic, screw rod tooth bar, cable wire iron chains or the like all kinds of drivings, it can be widely used in various companion ladders, bay-lift, lifting column, elevator or the like implement, can serve construction work such as building decoration, lifting promotes the mechanical equipment that transports, the fields such as king-post board frame that lifting moving changes comprehensively.
Below in conjunction with the signal accompanying drawing principle of compositionality of the present invention and embodiment are described further:
Accompanying drawing illustrates basic structure of the present invention and practices example.In the accompanying drawings: (1) is for cutting the fork row.Two scissors rods intersect to form one and cut fork, cut fork or a plurality ofly cut one of stacked formation of fork and cut fork row for one; Cut the fork row and realize that with the angle of common change scissors rod telescopic lifting supports; Supporting, expanding and lifting mechanism for combined shear fork is by realizing steadily reliably telescopic lifting support efficiently with two extremely several fork row of cutting with various types connection combination; It can be that the scissors rod equal in length is cut combination between the fork row, also several different scissors rod length can be cut the combination of fork row, the special fork row (as the trapezoidal fork row etc. of cutting) of cutting of the stacked formation of the different scissors rods of length can also be made up.(2) be overlapper.Using overlapper and realize cutting any pattern connection of fork row combination, is the key of supporting, expanding and lifting mechanism for combined shear fork performance performance advantage.Overlapper can be that the fixed angle pattern also can be the variable-angle pattern, and the overlap joint mouth can be provided with two to more as required.Accompanying drawing 5, Fig. 6, Fig. 7, Fig. 8 exemplify four kinds of fixed angle type overlapper; Accompanying drawing 9, Figure 10, Figure 11 are three kinds of variable-angle type overlapper of illustration, and the overlap joint mouth (6) of variable-angle type overlapper can depend on according to angle axle (7) rotation and change angle among the figure.In practicing, no matter decide its structural style of overlapper of angle or angle and overlap joint mouthful quantity etc. and also can do many variations according to actual needs, such as set up the pedal of climbing usefulness or handle or the like.(3) be base.Base is the connection basis that practices supporting, expanding and lifting mechanism for combined shear fork, and base can be adorned and invest location occasion or machine equipment, also can add wheel or be installed on various types of vehicles and move with convenient, flexible.(4) be slideway.Slideway is a kind of mode that mechanism connects the base top board, according to the specific needs of various application, and the variation displacement track setting of all moving fulcrums when slideway can be cut the combination of fork row according to various types.(5) be the lifting top board.The lifting top board is a service platform or function device loading surface, and it is the table top that can become different shape, can arrange the various fences of installing, cab, equipment etc.
Accompanying drawing 1 is that a kind of cutting by two pitched the two row combination forms combination telescopic lifting supporting mechanism exemplifying embodiment that row (1) connection is combined to form V-arrangement; The V-arrangement angle can be set arbitrarily according to actual needs in the enforcement.Accompanying drawing 2 is a kind ofly to cut fork row (1) by three and connect and be combined to form leg-of-mutton three row combination forms combination telescopic lifting supporting mechanism exemplifying embodiment; Cut fork row (1) by three and also can connect the supporting, expanding and lifting mechanism for combined shear fork that is combined into Y shape, U-shaped, N shape or the like multiple three row combination forms by overlapper (2).Accompanying drawing 3 is that a kind of cutting by four pitched the multiple row combination form combination telescopic lifting supporting mechanism exemplifying embodiment that row (1) connection is combined to form rectangle; In the enforcement, by a plurality of cut fork row (1) be coupled to each other the multiple row combination form supporting, expanding and lifting mechanism for combined shear fork that forms by overlapper (2) more can be ever-changing, formation prismatic also capable of being combined, trapezoidal, X-shaped, W shape, polygon or the like be combination form arbitrarily.Accompanying drawing 4 is supporting, expanding and lifting mechanism for combined shear fork exemplifying embodiments of another kind of multiple row combination form, it is cut the fork contigency by four and connects and form two discrete V-arrangement combination mechanisms, by base (4) and lifting top board (5) location set integrator, form the multiple row combination form supporting, expanding and lifting mechanism for combined shear fork of 2 set, it can satisfy the actual demand that large tracts of land top load telescopic lifting supports.Example is analogized in view of the above, equally also can become the supporting, expanding and lifting mechanism for combined shear fork of or multiple spot type at 2 through disjunctor overlap joint or discrete set to combined scissors fork mechanisms such as several V-arrangements, triangle, triangle, polygon in the enforcement, satisfy the actual techniques demand of various telescopic lifting area and carrying total amount or the like by two.Select the most brief optimal array configuration for use with characteristics according to actual needs, just can make supporting, expanding and lifting mechanism for combined shear fork reach maximum application benefit.
Claims (5)
1, a kind ofly is coupled to each other the supporting, expanding and lifting mechanism for combined shear fork that is combined to form and it is characterized in that to several fork row cut: cut fork row (1) combination that is coupled to each other to several by overlapper (2) by two by two, form two and be listed as, realize that with common change scissors rod angle telescopic lifting supports to the supporting, expanding and lifting mechanism for combined shear fork of multiple row combination form.
2, supporting, expanding and lifting mechanism for combined shear fork according to claim 1 is characterized in that: cut fork row (1) by two and be coupled to each other combination by overlapper (2), form the supporting, expanding and lifting mechanism for combined shear fork of two row combination forms, realize that with common change scissors rod angle telescopic lifting supports.
3, supporting, expanding and lifting mechanism for combined shear fork according to claim 1 is characterized in that: cut fork row (1) by three and be coupled to each other combination by overlapper (2), form the supporting, expanding and lifting mechanism for combined shear fork of three row combination forms, realize that with common change scissors rod angle telescopic lifting supports.
4, supporting, expanding and lifting mechanism for combined shear fork according to claim 1 is characterized in that: be coupled to each other combination by a plurality of fork row (1) of cutting by overlapper (2), form the supporting, expanding and lifting mechanism for combined shear fork of multiple row combination form, realize that with common change scissors rod angle telescopic lifting supports.
5, supporting, expanding and lifting mechanism for combined shear fork according to claim 1 is characterized in that: the overlapper (2) in order to connection combined scissors fork row (1) is fixed angle or variable-angle pattern, and overlapper (2) is provided with two to more overlap joints mouthful (6).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CNB2004100990953A CN1328148C (en) | 2004-12-25 | 2004-12-25 | Supporting, expanding and lifting mechanism for combined shear fork |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CNB2004100990953A CN1328148C (en) | 2004-12-25 | 2004-12-25 | Supporting, expanding and lifting mechanism for combined shear fork |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN1631760A true CN1631760A (en) | 2005-06-29 |
| CN1328148C CN1328148C (en) | 2007-07-25 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CNB2004100990953A Expired - Fee Related CN1328148C (en) | 2004-12-25 | 2004-12-25 | Supporting, expanding and lifting mechanism for combined shear fork |
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Cited By (16)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN100447069C (en) * | 2006-04-05 | 2008-12-31 | 倪既民 | Traction-driven encircled frame-combination fork type top-lifting elevator |
| CN100447070C (en) * | 2006-04-05 | 2008-12-31 | 倪既民 | Traction driving hy-pass additional-frame combined shear-fork jacking elevator |
| CN101549834A (en) * | 2008-03-31 | 2009-10-07 | 中西金属工业株式会社 | Lifting type conveyor |
| CN100584737C (en) * | 2007-10-22 | 2010-01-27 | 北京星光影视设备科技股份有限公司 | Balanced type lifting platform |
| CN101832456A (en) * | 2010-05-19 | 2010-09-15 | 中国人民解放军国防科学技术大学 | Space scissor type telescopic mechanism |
| CN102852352A (en) * | 2012-09-22 | 2013-01-02 | 济南华北升降平台制造有限公司 | Mechanical synchronizing device for large-tonnage lifting stage |
| CN104369180A (en) * | 2014-10-20 | 2015-02-25 | 佛山市禾才科技服务有限公司 | Quadrilateral composite mechanical arm |
| CN104464828A (en) * | 2014-10-20 | 2015-03-25 | 佛山市禾才科技服务有限公司 | A-type composite mechanical arm |
| CN104464833A (en) * | 2014-10-29 | 2015-03-25 | 佛山市禾才科技服务有限公司 | Combined mechanical arm |
| CN104464832A (en) * | 2014-10-20 | 2015-03-25 | 佛山市禾才科技服务有限公司 | V type composite mechanical arm |
| CN104482392A (en) * | 2014-10-29 | 2015-04-01 | 佛山市禾才科技服务有限公司 | Internal-closed and external-opening type mechanical arm |
| CN104476564A (en) * | 2014-10-20 | 2015-04-01 | 佛山市禾才科技服务有限公司 | Y-type compound mechanical arm |
| CN104599720A (en) * | 2014-10-20 | 2015-05-06 | 佛山市禾才科技服务有限公司 | Triangular type combined mechanical arm |
| CN104599721A (en) * | 2015-01-09 | 2015-05-06 | 佛山市禾才科技服务有限公司 | Telescopic boom with position-limiting mechanism |
| CN104616701A (en) * | 2014-12-08 | 2015-05-13 | 佛山市禾才科技服务有限公司 | Co-directional and synchronous composite moving mechanical structure |
| CN104828738A (en) * | 2015-04-16 | 2015-08-12 | 国家电网公司 | Indoor transformer bell cover hoisting device |
Family Cites Families (6)
| Publication number | Priority date | Publication date | Assignee | Title |
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| CN2130167Y (en) * | 1992-05-30 | 1993-04-21 | 能源部电力建设研究所 | U-type hydraulic lift platform |
| DE9414456U1 (en) * | 1994-09-07 | 1994-10-27 | Otto Nußbaum GmbH & Co KG, 77694 Kehl | Lift for motor vehicles |
| CN2229509Y (en) * | 1995-05-02 | 1996-06-19 | 王建庆 | Self-controlling hydraulic companion ladder |
| US6651775B2 (en) * | 2000-07-31 | 2003-11-25 | Frederick N. Bassett, Jr. | Low level scaffold with ballscrew drive |
| CN2496845Y (en) * | 2001-08-09 | 2002-06-26 | 陈树彬 | Improved lifting apparatus reinforcing pillar |
| CN2808865Y (en) * | 2004-12-25 | 2006-08-23 | 倪既民 | Combined scissors type retractable lifting mechanism |
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2004
- 2004-12-25 CN CNB2004100990953A patent/CN1328148C/en not_active Expired - Fee Related
Cited By (19)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN100447069C (en) * | 2006-04-05 | 2008-12-31 | 倪既民 | Traction-driven encircled frame-combination fork type top-lifting elevator |
| CN100447070C (en) * | 2006-04-05 | 2008-12-31 | 倪既民 | Traction driving hy-pass additional-frame combined shear-fork jacking elevator |
| CN100584737C (en) * | 2007-10-22 | 2010-01-27 | 北京星光影视设备科技股份有限公司 | Balanced type lifting platform |
| CN101549834A (en) * | 2008-03-31 | 2009-10-07 | 中西金属工业株式会社 | Lifting type conveyor |
| CN101549834B (en) * | 2008-03-31 | 2015-04-15 | 中西金属工业株式会社 | Lifting type conveyor |
| CN101832456A (en) * | 2010-05-19 | 2010-09-15 | 中国人民解放军国防科学技术大学 | Space scissor type telescopic mechanism |
| CN101832456B (en) * | 2010-05-19 | 2011-08-31 | 中国人民解放军国防科学技术大学 | Space scissor type telescopic mechanism |
| CN102852352A (en) * | 2012-09-22 | 2013-01-02 | 济南华北升降平台制造有限公司 | Mechanical synchronizing device for large-tonnage lifting stage |
| CN104464828A (en) * | 2014-10-20 | 2015-03-25 | 佛山市禾才科技服务有限公司 | A-type composite mechanical arm |
| CN104464832A (en) * | 2014-10-20 | 2015-03-25 | 佛山市禾才科技服务有限公司 | V type composite mechanical arm |
| CN104476564A (en) * | 2014-10-20 | 2015-04-01 | 佛山市禾才科技服务有限公司 | Y-type compound mechanical arm |
| CN104369180A (en) * | 2014-10-20 | 2015-02-25 | 佛山市禾才科技服务有限公司 | Quadrilateral composite mechanical arm |
| CN104599720A (en) * | 2014-10-20 | 2015-05-06 | 佛山市禾才科技服务有限公司 | Triangular type combined mechanical arm |
| CN104464833A (en) * | 2014-10-29 | 2015-03-25 | 佛山市禾才科技服务有限公司 | Combined mechanical arm |
| CN104482392A (en) * | 2014-10-29 | 2015-04-01 | 佛山市禾才科技服务有限公司 | Internal-closed and external-opening type mechanical arm |
| CN104616701A (en) * | 2014-12-08 | 2015-05-13 | 佛山市禾才科技服务有限公司 | Co-directional and synchronous composite moving mechanical structure |
| CN104599721A (en) * | 2015-01-09 | 2015-05-06 | 佛山市禾才科技服务有限公司 | Telescopic boom with position-limiting mechanism |
| CN104599721B (en) * | 2015-01-09 | 2017-03-22 | 佛山市禾才科技服务有限公司 | Telescopic boom with position-limiting mechanism |
| CN104828738A (en) * | 2015-04-16 | 2015-08-12 | 国家电网公司 | Indoor transformer bell cover hoisting device |
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|---|---|
| CN1328148C (en) | 2007-07-25 |
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Address after: Hangzhou City, Jianggan District Xiasha Hangzhou economic and Technological Development Zone source Street No. 1273 yuan and Ming Liu Cuifang 7 Building 2 unit 302 room Patentee after: Ni Jimin Address before: Hangzhou City, Zhejiang Province, Xihu District Ancient Jade Road 147, Zhejiang University Huang Hongnian science and Technology Building Room 401, zip code: 310013 Patentee before: Ni Jimin |
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Granted publication date: 20070725 Termination date: 20111225 |