CN102030282A - Midpoint-connected combined scissor retractable lifting mechanism - Google Patents
Midpoint-connected combined scissor retractable lifting mechanism Download PDFInfo
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- CN102030282A CN102030282A CN2010105640773A CN201010564077A CN102030282A CN 102030282 A CN102030282 A CN 102030282A CN 2010105640773 A CN2010105640773 A CN 2010105640773A CN 201010564077 A CN201010564077 A CN 201010564077A CN 102030282 A CN102030282 A CN 102030282A
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Abstract
The invention relates to a midpoint-connected combined scissor retractable lifting mechanism, which is a novel combined scissor retractable lifting mechanism formed by combining a scissor line, top and bottom frames, a swinging connecting rod and midpoint-connected combined frames. In the midpoint-connected combined scissor retractable lifting mechanism, the head ends and the tail ends of two or more scissor lines are combined by connecting the swinging connecting rod with the two top and bottom frames, a plurality of midpoint-connected combined frames are connected to each scissor position layer of a plurality of scissor lines or midpoint pin shafts of scissor rods of a plurality of same scissor position layers; and the frames limit space positions when the plurality of scissor lines are stretched, retracted and lifted to form the retractable lifting mechanism in various combined shapes from two-sided shapes to polygons and the like. In the midpoint-connected combined scissor retractable lifting mechanism, the common slippage connection is eliminated to make the structural combination more simple and stable, the retractable lifting operation more flexible and reliable, and the load bearing stronger and more efficient. The midpoint-connected combined scissor retractable lifting mechanism can be widely used for various kinds of operating equipment such as elevator pillar vehicles and the like, can comprehensively serve in the fields of construction engineering such as architectural decoration erection and the like, mechanical equipment of hoisting, lifting and transporting, and tower, pillar and board frames with elevation movement changes and the like, is ingenious and excellent and has boundless development and application prospect.
Description
Technical field
The invention belongs to the improvement of a kind of combined scissors fork mechanism, especially a kind of mid point joint group formula combined scissors fork expanding and lifting mechanism.Technical background
Scissors mechanism is a kind of ancient traditional mechanical mechanism, in prior art, from single-row cut to pitch cut the parallel combination of fork row more and formed the application of quite popularizing.Chinese patent " supporting, expanding and lifting mechanism for combined shear fork " (CN 1328148C) and " attached frame type combined shear-fork streatching-lifting mechanism " (CN 1814541X), new wound special connector or attached frame will a plurality ofly be cut the fork row and be mutually the angle combination, make the stable and load-carrying efficiency of the anti-rolling of novel combined scissors fork mechanism etc. that revolutionary change and raising arranged.But, things always needs constantly development and perfect, also there is a common weakness in the combined scissors fork mechanism of two kinds of new wounds, that is exactly that the crowd cuts fork row and need use slippage with its top underframe or attached frame and be connected, defectives such as this causes that mechanism's complexity cost raising running is become flexible, this needs also can eliminate with new thinking and scheme realization improvement.
Summary of the invention
The objective of the invention is to provide a kind of mid point joint group formula combined scissors fork expanding and lifting mechanism, use fan pendulum connecting rod and mid point joint group frame combined shear fork row, abolish traditional slippage and connect, constitute the combined scissors fork telescopic lifting new mechanism that cost savings efficient simple in structure improves.
The object of the present invention is achieved like this: mid point joint group formula combined scissors fork expanding and lifting mechanism constitutes by cutting fork row, top underframe, fan pendulum connecting rod and mid point joint group frame.The described fork row cut intersect middle-end by two scissors rods and cut fork through what mid point bearing pin series connection becoming two scissors rod angles can change flexibly, and several are cut fork and are concatenated into row with the stacked Volleyball Association of scissors rod head and the tail by bearing pin and constitute.Described top underframe is mechanism top or base, intersect connection or become angle to connect from beginning to end by two or more linear portion frameworks, constitute plane rigid frames such as vee shape, T font, U font, criss-cross, I-shape, triangle, quadrangle or polygon, its linear portion framework is provided with the axis hole that connects fan pendulum connecting rod.Described fan pendulum connecting rod is that two ends can connect with bearing pin and cut fork row two ends and the top underframe is only made the rigid connecting rod that fan-shaped swing changes.Described mid point joint group frame is pitched the same scissors rod mid point bearing pin of cutting the vent layer in the row for connecting many cutting of combination, and the frame connection limits many rigid frames of pitching row telescopic lifting time space position of cutting.Mid point joint group formula combined scissors fork expanding and lifting mechanism is connected two top underframes through fan pendulum connecting rod and is formed combination by two or more fork row head and the tail two ends of cutting, several mid point joint group frames be connected in that the crowd cuts fork row each cut vent layer or some with the scissors rod mid point bearing pin of cutting the vent layer, the frame connection limits the crowd and cuts fork row telescopic lifting time space position and constitute later-model combined scissors fork expanding and lifting mechanism.
The ingenious application fan of mid point joint group formula combined scissors fork expanding and lifting mechanism pendulum connecting rod connects cuts fork row and top underframe, use the qualification of mid point joint group circle connection and cut the fork row, eliminate and abolish slippage connection mode commonly used, the simplification group connects configuration section material saving cost and improves effectiveness of performance, it can drive the crowd by top underframe or mid point joint group frame apparatus power-driven mechanism and cut fork row variation realization telescopic lifting, reaches brief and efficiently gets twice the result with half the effort.
Description of drawings
Below in conjunction with the accompanying drawing signal this patent design-calculated basic structure, mechanism principle and typical exemplifying embodiment are further described:
Fig. 1 serves as reasons to fan and puts the change mechanism signal that fork row and the top underframe flexible contraction of formation (A) and raise (B) are cut in the connecting rod connection.
Fig. 2 three cuts that the fork contigency connects triangle top underframe and through the combined scissors fork expanding and lifting mechanism example of two mid point joint group circles limits.
Fig. 3 four cuts that the fork contigency connects vee shape top underframe and through the combined scissors fork expanding and lifting mechanism example of two mid point joint group circles limits.
Fig. 4 three cuts the fork contigency and connects the combined scissors fork expanding and lifting mechanism that U font top underframe makes up two mid point joint group frames and shrink signal.
Fig. 5 three cuts the fork contigency and connects the signal that raises of combined scissors fork expanding and lifting mechanism that U font top underframe makes up two mid point joint group frames.
Fig. 6 four cuts that the fork contigency connects quadrangle top underframe and through the combined scissors fork expanding and lifting mechanism example of three mid point joint group circles limits.
In the accompanying drawings: 1. for cutting the fork row, 2. being the mid point bearing pin, 3. is the top underframe, for fan pendulum connecting rod, 5. is mid point joint group frame 4..
The specific embodiment
Mid point joint group formula combined scissors fork expanding and lifting mechanism becomes simpler because enforcement is made in superseded abolishment slippage connection commonly used.In force, cut fork row 1 and can select the section bar of various material and appropriate length to make scissors rod, can cut the stacked Volleyball Association of fork by any and become to cut fork row 1; Top underframe 3 can be intersected connection or head and the tail and become angle to connect by the linear portion framework of special design section, constitute the rigid frame of vee shape, T font, U font, criss-cross, I-shape, triangle, quadrangle or polygon or the like various plane fundamental modes; Fan pendulum connecting rod 4 is made by the material of sufficient intensity, and its length is required to decide by the limit of cutting fork row size and telescopic lifting; The material of mid point joint group frame 5 and restriction are still less, it can be arranged on the inboard that the crowd cuts fork row 1, also can be arranged on the periphery that the crowd cuts fork row 1, can with top underframe 3 similar shapes also can with top bottom framework 3 similar shape not, the mid point joint group frame 5 in the same mid point joint group formula combined scissors fork expanding and lifting mechanism can be that the phase similar shape also can be a form type shape inequality.Mid point joint group formula combined scissors fork expanding and lifting mechanism can be formed multiple pattern through fan pendulum connecting rod 4 connections two top underframes by two or more fork row 1 of cutting, can satisfy various telescopic lifting and shore demand, driving scissors rod variable angle realizes that the driving actuating unit of telescopic lifting can install any part at top underframe 3 or mid point joint group frame 5.Mid point joint group formula combined scissors fork expanding and lifting mechanism is abolished slippage commonly used and is connected, make textural association more succinct firm, telescopic lifting is sensitiveer reliable, load supporting more powerful efficient, it can be widely used in implements such as various companion ladder important actor cars, can serve construction work, lifting such as building decoration comprehensively and promote the mechanical equipment that transports, the fields such as king-post board frame that lifting moving changes.Its ingenious remarkable Application and Development is had boundless prospects.
Claims (2)
1. mid point joint group formula combined scissors fork expanding and lifting mechanism, constitute by cutting fork row, top underframe, fan pendulum connecting rod and mid point joint group frame, it is characterized in that: the described fork row (1) of cutting intersect middle-end by two scissors rods and cut fork through what mid point bearing pin (2) series connection becoming two scissors rod angles can change flexibly, and several are cut fork and are concatenated into row with the stacked Volleyball Association of scissors rod head and the tail by bearing pin and constitute; Described top underframe (3) is mechanism top or base, is intersected connection or is become angle to connect and compose plane rigid frame from beginning to end by two or more linear portion frameworks, and its linear portion framework is provided with the axis hole that connects fan pendulum connecting rod (4); Fork is listed as (1) two ends to described fan pendulum connecting rod (4) and top underframe (3) is only made the rigid connecting rod that fan-shaped swing changes for two ends can be cut with the bearing pin connection; Described mid point joint group frame (5) is cut the same scissors rod mid point bearing pin (2) of cutting the vent layer in the fork row (1) for connecting the combination crowd, and the frame connection limits the rigid frame that the crowd cuts fork row (1) telescopic lifting time space position; Described mid point joint group formula combined scissors fork expanding and lifting mechanism is for connecting the top and base top underframe (3) forms combination by two or more fork row (1) head and the tail two ends of cutting through fan pendulum connecting rod (4), several mid point joint group frames (5) be connected in that the crowd cuts fork row (1) each cut vent layer or some with the scissors rod mid point bearing pin (2) of cutting the vent layer, the frame connection limits the crowd and cuts fork column space change location and constitute later-model combined scissors fork expanding and lifting mechanism.
2. mid point joint group formula combined scissors fork expanding and lifting mechanism according to claim 1 is characterized in that: described mid point joint group formula combined scissors fork expanding and lifting mechanism is driven by top underframe (3) or mid point joint group frame (5) device power-driven mechanism and cuts fork row (1) scissors rod variable angle realization telescopic lifting.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2010105640773A CN102030282A (en) | 2010-11-29 | 2010-11-29 | Midpoint-connected combined scissor retractable lifting mechanism |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2010105640773A CN102030282A (en) | 2010-11-29 | 2010-11-29 | Midpoint-connected combined scissor retractable lifting mechanism |
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| CN102030282A true CN102030282A (en) | 2011-04-27 |
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| CN2010105640773A Pending CN102030282A (en) | 2010-11-29 | 2010-11-29 | Midpoint-connected combined scissor retractable lifting mechanism |
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Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104909287A (en) * | 2015-06-17 | 2015-09-16 | 严斌玉 | Telescopic mechanism |
| CN106006451A (en) * | 2016-05-20 | 2016-10-12 | 三明学院 | Urban afforestation tree trimming device and application method thereof |
| CN112010241A (en) * | 2020-08-15 | 2020-12-01 | 亚洲富士电梯股份有限公司 | Steel construction well elevator installation machineshop car |
| CN112678738A (en) * | 2020-02-26 | 2021-04-20 | 崔侃 | Scissor lift |
| CN114408818A (en) * | 2021-12-31 | 2022-04-29 | 国网山东省电力公司沂源县供电公司 | Substation equipment overhauls platform |
Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US3983960A (en) * | 1973-10-15 | 1976-10-05 | Robert Staines | Scissors lift |
| JPH0733394A (en) * | 1993-02-26 | 1995-02-03 | Karl Eickmann | Scissors lift device |
| CN1814541A (en) * | 2006-02-27 | 2006-08-09 | 倪既民 | Attached frame type combined shear-fork streatching-lifting mechanism |
| CN1919715A (en) * | 2006-03-27 | 2007-02-28 | 倪既民 | Pull and draw drive-type additive frame combined scissor fork flex lifting gearing |
| CN201065318Y (en) * | 2007-06-28 | 2008-05-28 | 倪既民 | Fork variable folding type accessory frame combined shear fork lift truck |
| CN201882857U (en) * | 2010-11-29 | 2011-06-29 | 倪既民 | Midpoint connection and combination type combined scissor retractable lifting mechanism |
-
2010
- 2010-11-29 CN CN2010105640773A patent/CN102030282A/en active Pending
Patent Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US3983960A (en) * | 1973-10-15 | 1976-10-05 | Robert Staines | Scissors lift |
| JPH0733394A (en) * | 1993-02-26 | 1995-02-03 | Karl Eickmann | Scissors lift device |
| CN1814541A (en) * | 2006-02-27 | 2006-08-09 | 倪既民 | Attached frame type combined shear-fork streatching-lifting mechanism |
| CN1919715A (en) * | 2006-03-27 | 2007-02-28 | 倪既民 | Pull and draw drive-type additive frame combined scissor fork flex lifting gearing |
| CN201065318Y (en) * | 2007-06-28 | 2008-05-28 | 倪既民 | Fork variable folding type accessory frame combined shear fork lift truck |
| CN201882857U (en) * | 2010-11-29 | 2011-06-29 | 倪既民 | Midpoint connection and combination type combined scissor retractable lifting mechanism |
Cited By (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104909287A (en) * | 2015-06-17 | 2015-09-16 | 严斌玉 | Telescopic mechanism |
| CN106006451A (en) * | 2016-05-20 | 2016-10-12 | 三明学院 | Urban afforestation tree trimming device and application method thereof |
| CN112678738A (en) * | 2020-02-26 | 2021-04-20 | 崔侃 | Scissor lift |
| CN112010241A (en) * | 2020-08-15 | 2020-12-01 | 亚洲富士电梯股份有限公司 | Steel construction well elevator installation machineshop car |
| CN114408818A (en) * | 2021-12-31 | 2022-04-29 | 国网山东省电力公司沂源县供电公司 | Substation equipment overhauls platform |
| CN114408818B (en) * | 2021-12-31 | 2023-10-03 | 国网山东省电力公司沂源县供电公司 | Substation equipment overhauls platform |
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Application publication date: 20110427 |
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