CN101973499B - Forklift gantry - Google Patents
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- CN101973499B CN101973499B CN 201010526975 CN201010526975A CN101973499B CN 101973499 B CN101973499 B CN 101973499B CN 201010526975 CN201010526975 CN 201010526975 CN 201010526975 A CN201010526975 A CN 201010526975A CN 101973499 B CN101973499 B CN 101973499B
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Abstract
The invention relates to a forklift gantry which comprises four classes of gantries and a goods fork frame, wherein two rear lifting oil cylinders are uniformly distributed on a connecting plate of the first class gantry, and the piston rod ends of the rear lifting oil cylinders are connected with the second class gantry; a second class chain wheel, a second class chain, the second class gantry and the first class gantry form a moving chain wheel group; the third class chain wheel, the third class chain, the second class gantry and the highest class gantry form a moving chain wheel group; and the third class gantry and the highest class gantry are pulled by the chains to move relative to the first class gantry under the interaction of the rear lifting oil cylinders and the chains. Front lifting oil cylinders are uniformly distributed on the highest class gantry; the piston rod ends of the front lifting oil cylinders are provided with two chain wheels; and one ends of the two chains matched with the chain wheels are connected with the highest class gantry, and the other ends are connected with the rear part of the goods fork frame. The chain wheels, the chains, the highest class gantry and the goods fork frame form a moving chain wheel group; and the goods fork frame can move relative to the highest class gantry. The four groups of gantries are compactly distributed and are basically distributed in parallel, thereby ensuring minimal front suspension and favorable visual field.
Description
Technical field
The invention belongs to the fork truck technical field, be specifically related to forklift door frame.
Background technology
Forklift door frame carries out the execution unit of stacking to goods when being forklift workability, at present, the Domestic Forklift door frame only has two section door framves and three section door framves.Under some specific operation, the customer requirements door frame can hoist by height, low passing through.So-called height hoists and refers to goods to be delivered to higher height after door frame hoists, and the height that hangs down by referring to the rear whole door frame of door frame falling is low, make fork truck or enter short job space by short storehouse door, existing common door frame is difficult to satisfy user's requirement, the Gao Keqi of existing already present two section door framves is raised to 6 meters, the Gao Keqi of three section door framves is raised to 7 meters, and the height after all door frames fallings of 6 meters door frames of two joints is 3600mm, height after all door frames of 7 meters door frames of three joints are retracted is 3031mm, if the client wishes fork lift truck applications to following operating mode: on the shelf more than the goods stacking to 7 meter, storehouse door that simultaneously again must be by being lower than 3000mm or enter into the short space such as this height cabin and get thing, present forklift door frame then can't satisfy this operating mode.
Summary of the invention
With on the shelf more than the goods stacking to 7 meter, and whole height is lower after the door frame falling, can or enter short job space by short storehouse door, if use the fork truck with four-mast well to overcome the above problems, but four-mast is present or a technological gap, the invention provides a kind of energy for this reason and realizes the high forklift door frame with four-mast that passes through that hoists, hangs down.
The technical solution that realizes above-mentioned purpose is as follows:
A kind of forklift door frame comprises door frame and the goods shelf 7 that one-level is above, and the above door frame of described one-level comprises first order door frame 1, second stage door frame 2, highest door frame 4; Described first order door frame 1, second stage door frame 2 and highest door frame 4 are the frame-type door frame; Every grade of door frame is by left channel-section steel, right channel-section steel and the upper, middle and lower connecting panel frame-type that is welded; Be respectively equipped with before and after bearing in the left channel-section steel of first order door frame 1 and the right channel-section steel upper slot and the roller of left and right directions power; Be respectively equipped with before and after bearing in the left channel-section steel of second stage door frame 2 and the right channel-section steel upper slot and the roller of left and right directions power, the lower outside back is respectively equipped with the roller that bears front and back and left and right directions power; The left channel-section steel of highest door frame 4 and right channel-section steel lower outside back are respectively equipped with the roller that bears front and back and left and right directions power; The roller of both sides, second stage door frame 2 bottom lays respectively in the left channel-section steel and right channel-section steel of first order door frame 1; The roller of both sides, highest door frame 4 bottom lays respectively in the left channel-section steel and right channel-section steel of adjacent door frame; Make every section door frame up-and-down movement freely;
The connecting panel that the bottom of described first order door frame 1 and top are respectively equipped with; The top of described second section door frame 2 is provided with connecting panel; The bottom of described highest door frame 4 is provided with connecting panel; Lift oil tank 5 after being laid with respectively two on the bottom connecting plate of described first order door frame 1, the rod end of rear lift oil tank 5 are connecting the top connecting panel of second stage door frame 2;
The connecting panel both sides, top of described second stage door frame 2 are respectively equipped with secondary sprocket wheel 12, stride respectively around secondary chain 13 on the secondary sprocket wheel 12 of described both sides; One end of the secondary chain 13 of described both sides is connecting respectively the connecting panel both sides, top of first order door frame 1, and the other end is connecting respectively third stage door frame 3 two bottom sides; Secondary sprocket wheel 12, secondary chain 13, second stage door frame 2 and first order door frame 1 consist of second stage door frame running block;
The bottom connecting plate of described highest door frame 4 is provided with a front lift oil tank 6, and the rod end of front lift oil tank 6 is connecting chain pulley seat, and chain pulley seat is each side arranged a sprocket wheel 9, strides on the sprocket wheel 9 around chain 8; One end of both sides chain 8 is connecting on highest door frame 4 center members, the other end is connecting goods shelf 7 rear portion column plates, goods shelf 7 rear portion left-right symmetric are respectively welded a column plate 14, weld respectively three roller shafts 15 on each column plate, roller 16 is installed on the roller shaft, roller 16 is in the channel-section steel 17 interior rollings of highest door frame 4 both sides, pulling by both sides chain 8 realizes the up-and-down movement of goods shelf 7 in highest door frame 4, and sprocket wheel 9, chain 8, highest door frame 4 and goods shelf 7 consist of highest door frame running block.
Also comprise third stage door frame 3, described third stage door frame 3 is the frame-type door frame, is welded by left channel-section steel, right channel-section steel and upper, middle and lower connecting panel; Be respectively equipped with before and after bearing in the left channel-section steel of third stage door frame 3 and the right channel-section steel upper slot and the roller of left and right directions power, the lower outside back is respectively equipped with the roller that bears front and back and left and right directions power; The roller of both sides, third stage door frame 3 bottom lays respectively in the left channel-section steel and right channel-section steel of second stage door frame 2, and the roller of both sides, top lays respectively at left channel-section steel and the back, the right channel-section steel outside of highest door frame 4; The top of third stage door frame 3 is provided with connecting panel;
The connecting panel both sides, top of third stage door frame 3 are respectively equipped with three grades of sprocket wheels 10; Stride respectively around three grades of chains 11 on three grades of sprocket wheels of described both sides; One end of three grades of chains 11 of described both sides is connecting respectively the connecting panel both sides, top of second stage door frame 2, and the other end is connecting respectively highest door frame 4 two bottom sides; Three grades of sprocket wheels, three grades of chains, second stage door frame 2 and highest door frames 4 consist of third stage door frame running block, and third stage door frame running block and second stage door frame running block drive lifting by rear lift oil tank 5.
Described first order door frame 1, second stage door frame 2, third stage door frame 3 are identical with the height of highest door frame 4, are 1082mm～1717mm.
The connecting panel both sides, top of described third stage door frame 3 are separately installed with plastic runner 18, the high-pressure rubber pipe 19 of conveying liquid force feed is striden on plastic runner 18, lift oil tank 5 piston rods upper end oil outlet after one end connects, lift oil tank 6 lower end oil inlets before the other end connects.
Useful technique effect of the present invention embodies in the following areas.
1, lifting altitude is high: four-stage mast of the present invention is the highest accomplishes 8 meters lifting altitudes.Present two section doors erect that rise is the highest can only accomplish 6 meters, and three section doors erect that rise is the highest can only accomplish 7 meters.
2, low crossing ability: this door frame has the good characteristics of low crossing ability, the so-called low general character refers to that this door frame is by some short doorframes and to enter the function of lower job space strong, two section door framves are the highest in the present already present door frame accomplishes 6 meters lifting altitudes, three section door framves can be accomplished 7 meters lifting altitudes, accomplish 8 meters lifting altitudes and four-mast is the highest, the low crossing ability that four-mast in the door frame kind of present existence can be described by lower group of data is best, example: goods can be delivered to equally 6 meters height stackings, height after all door frames of four-mast fall after rise is 2080mm, height after all door frames of three section door framves fall after rise is 2635mm, and the height after all door frames of two section door framves fall after rise is 3600mm.
3, economical and practical: the fork truck of an equipped four-mast=one forklift (all indispensable in the general depot at present)+fork truck of joining common door frame, thus for the client saves cost, realize that a car is multiplex.
4, portal-framed structure is reasonable, adopts more up-to-date technology.
A) this door frame has been used a kind of brand-new cylinder structure that the oil cylinder technology with world advanced person blends into one.But this oil cylinder air storage can be transported to hydraulic oil in the oil cylinder of higher level's door frame by the piston rod that rises simultaneously, thereby greatly simplifies the required pipeline of conveying liquid force feed in the door frame, so that in limited space the four-mast reasonable Arrangement is become possibility.
B) adopt motion, stressed relation between a kind of brand-new door frame.This door frame increases by a section door frame again on three existing section door framves, make first, second and third, form 2 movable pulley mechanisms between highest door frame, but being 2 movable pulley mechanisms, the innovation of this structure only needs the rear lift oil tank of one-level dynamical element-----, design routinely should need the two-stage dynamical element, if the two-stage dynamical element is set, the series of malpractice such as then the four-mast mechanism size is huge, can bring subsequently the door frame deadweight excessive, and truck stability is poor, the visual field is poor.This design has solved this problem, ingenious layout by the sprocket wheel chain, realize that the rear lift oil tank of one-level dynamical element-----drives three grades of door frame motions (second stage door frame, third stage door frame, highest door frames simultaneously, i.e. 2 movable pulley mechanisms) brand-new movement relation, the present domestic number of this measure is pioneering, door frame lifting altitude relations at different levels are as follows: establishing rear lift oil tank stroke is Smm, after rear lift oil tank hoists on earth, second stage door frame lifting altitude is Smm, third stage door frame lifting altitude is 2Smm, and highest door frame lifting altitude is 3Smm.
C) four groups of gantry channel-steels adopt import channel-section steel block form to arrange, compact conformation guarantees minimum front overhang and the good visual field, thereby improves whole vehicle stability and driver's operation comfort; Crossbeam adopts steel casting more, and sprocket wheel, pulley structure exquisiteness are saved the space.
Description of drawings
Fig. 1 is structural representation of the present invention.
Fig. 2 is that the present invention uses constitution diagram.
Fig. 3 is the left view of Fig. 2.
Fig. 4 is the birds-eye view of Fig. 3.
Fig. 5 is the four-mast pipeline system.
The specific embodiment
Below in conjunction with accompanying drawing, by embodiment the present invention is further described.
Embodiment:
Referring to Fig. 1, Fig. 3 and Fig. 4, a kind of forklift door frame comprises four-stage mast and goods shelf 7.Four-stage mast comprises first order door frame 1, second stage door frame 2, third stage door frame 3 and highest door frame 4, and first order door frame 1, second stage door frame 2 and highest door frame 4 are the frame-type door frame; Every grade of door frame is welded by left channel-section steel, right channel-section steel and upper, middle and lower connecting panel.The left channel-section steel of first order door frame 1 and right channel-section steel upper inner are respectively equipped with the roller that bears front and back and left and right directions power; Be respectively equipped with before and after bearing in the left channel-section steel of second stage door frame 2 and the right channel-section steel upper slot and the roller of left and right directions power, the lower outside back is respectively equipped with the roller that bears front and back and left and right directions power; The roller of both sides, second stage door frame 2 top rolls at left channel-section steel and the back, the right channel-section steel outside of third stage door frame 3 respectively, and left channel-section steel and the interior belly of right channel-section steel that the roller of both sides, second stage door frame 2 bottom lays respectively at first order door frame 1 roll.Left channel-section steel and the right channel-section steel lower outside back of highest door frame 4 are separately installed with roller 20 and a roller 21 that bears left and right directions power that bears fore-and-aft direction power, and these two groups of rollers belly in the left channel-section steel of third stage door frame 3 and right channel-section steel rolls; Also be separately installed with roller 22 and a roller 23 that bears left and right directions power that bears fore-and-aft direction power in the left channel-section steel of the 3rd section door frame 3 and the right channel-section steel upper slot, these two groups of rollers roll at left channel-section steel and the back, the right channel-section steel outside of highest door frame 4; These 4 groups of rollers interact, and guarantee that highest door frame 4 does vertical up and down movement along the 3rd section door frame 3 left channel-section steels and right channel-section steel, see Fig. 2.
Top and the bottom of first order door frame 1 are separately installed with connecting panel, and the top of second stage door frame 2 and third stage door frame 3 is separately installed with connecting panel, and the bottom of highest door frame 4 is equipped with connecting panel.
On the bottom connecting plate of first order door frame 1 uniform be equipped with two after lift oil tank 5, the rod end of rear lift oil tank 5 is connecting the top connecting panel of second stage door frame 2; During piston rod movement, 2 relative first order door frame 1 motions of second stage door frame.
The connecting panel both sides, top of second stage door frame 2 are separately installed with secondary sprocket wheel 12, stride respectively around secondary chain 13 on the secondary sprocket wheel of second stage door frame 2 both sides; One end of the secondary chain 13 of both sides is connecting respectively the connecting panel both sides, top of first order door frame 1, and the other end is connecting respectively third stage door frame 3 two bottom sides.Secondary sprocket wheel 12, secondary chain 13, second stage door frame 2 and first order door frame 1 consist of second stage door frame running block.
The connecting panel both sides, top of third stage door frame 3 are separately installed with three grades of chain chains 10, stride respectively around three grades of chains 11 on three grades of sprocket wheels of third stage door frame 3 both sides; One end of three grades of chains 11 of both sides is connecting respectively the connecting panel both sides, top of second stage door frame 2, and the other end is connecting respectively highest door frame 4 two bottom sides.Three grades of sprocket wheels 10, three grades of chains 11, second stage door frame 2 and highest door frames 4 consist of third stage door frame running block; Under the interaction by rear lift oil tank 5 and chain 8 of third stage door frame 3 and highest door frame 4, by the relative first order door frame motion of chain 8 pullings.
The connecting panel both sides, top of third stage door frame 3 are separately installed with plastic runner 18, and the high-pressure rubber pipe 19 of conveying liquid force feed is striden around plastic runner 18, one ends and connected rear lift oil tank 5 piston rods upper end oil outlet, lift oil tank 6 lower end oil inlets before the other end connects.
On the connecting panel of highest door frame 4 a front lift oil tank 6 is installed, the rod end of front lift oil tank 6 is connecting chain pulley seat, and chain pulley seat is each side arranged a sprocket wheel 9 is installed, strides on the sprocket wheel 9 around chain 8; One end of both sides chain 8 is connecting on highest door frame 4 center members, and the other end is connecting the column plate at goods shelf 7 rear portions.Sprocket wheel 9, chain 8, highest door frame 4 and goods shelf 7 consist of highest door frame movable sprocket group.Goods shelf 7 rear portion left-right symmetric are respectively welded a column plate 14, weld respectively three roller shafts 15 on each column plate, roller 16 is installed on the roller shaft, and roller 16 is realized the up-and-down movement of goods shelf 7 in highest door frame 4 in the channel-section steel 17 interior rollings of highest door frame 4 both sides.
Door frame is done elevator when moving, front lift oil tank 6 is at first motion under the driving of hydraulic oil, the sprocket wheel 9 of the piston rod part of front lift oil tank 6 drives chain 8 motions, chain 8 pulling goods shelfs 7 upwards hoist with respect to highest door frame 4, this moment, all door frames did not move, and only had goods shelf 7 to do elevator by 2 times of front lift oil tank 6 kinematic velocitys moving.The running of current lift oil tank 6 is ended, rear lift oil tank 5 beginnings are moved under the driving of hydraulic oil, second stage door frame 2 is upward movement under the piston rod effect of rear lift oil tank 5, secondary sprocket wheel on the second stage door frame 2 drives the secondary chain movement above it, 2 times of upward movements of lift oil tank 5 kinematic velocitys after the secondary chain pulling third stage door frame 3.The three grade chain movements of three grades of chain wheel drive on the third stage door frame 3 above it, three grades of chains spur later on 3 times of upward movements of lift oil tank 5 kinematic velocitys of highest door frame 4, and highest door frame 4 is together with later on 3 times of motions of lift oil tank 5 kinematic velocitys of goods shelf 7.Finally: goods shelf 7 can be with the cylinder stroke that hoists before cylinder stroke+2 times of standing up behind the height of goods stacking=3 times.
Owing to being arranged in the front lift oil tank 6 of highest door frame 4, all need hydraulic oil to provide pressure to ensure this oil cylinder normal operation when being raised to highest point falling back to lowest part or rise, the pipeline system that one group of conveying liquid force feed that hoists together with door frame and fall must be arranged for this reason, this pipeline system is arranged between each door frame, hoists and falls after rise and move freely with door frames at different levels.The oil feed line mode of motion is as follows: the fork truck oil pump is to door frame conveying liquid force feed, lift oil tank 5 after this hydraulic oil enters through high-pressure rubber pipe, enter again in the piston rod of rear lift oil tank 5, there is oil duct rear lift oil tank 5 piston rod inside, hydraulic oil is sent to second section door frame 2 tops by this inside oil duct along with piston rod hoists, then give the front lift oil tank of highest door frame 4 by striding high-pressure rubber pipe 19 on the 3rd section door frame plastic runner 18, see Fig. 5.
It is to rely on the deadweight of door frame to fall after rise successively that door frame is done descending motion, when each door frame all fall after rise put in place after, goods shelf 7 relies on deadweight to fall after rise, the delivery line system also falls after rise successively, the descending motion of door frame is opposite with the process of moving of hoisting.
Claims (3)
1. a forklift door frame comprises door frame and goods shelf (7) that one-level is above, and the above door frame of described one-level comprises first order door frame (1), second stage door frame (2), highest door frame (4); Described first order door frame (1), second stage door frame (2) and highest door frame (4) are the frame-type door frame; Every grade of door frame is by left channel-section steel, right channel-section steel and the upper, middle and lower connecting panel frame-type that is welded; Be respectively equipped with before and after bearing in the left channel-section steel of first order door frame (1) and the right channel-section steel upper slot and the roller of left and right directions power; Be respectively equipped with before and after bearing in the left channel-section steel of second stage door frame (2) and the right channel-section steel upper slot and the roller of left and right directions power, the lower outside back is respectively equipped with the roller that bears front and back and left and right directions power; The left channel-section steel of highest door frame (4) and right channel-section steel lower outside back are respectively equipped with the roller that bears front and back and left and right directions power; The roller of second stage door frame (2) both sides, bottom lays respectively in the left channel-section steel and right channel-section steel of first order door frame (1); The roller of highest door frame (4) both sides, bottom lays respectively in the left channel-section steel and right channel-section steel of adjacent door frame; Make every section door frame up-and-down movement freely;
The connecting panel that the bottom of described first order door frame (1) and top are respectively equipped with; The top of described second stage door frame (2) is provided with connecting panel; The bottom of described highest door frame (4) is provided with connecting panel; Lift oil tank (5) after being laid with respectively two on the bottom connecting plate of described first order door frame (1), the rod end of rear lift oil tank (5) is connecting the top connecting panel of second stage door frame (2);
The connecting panel both sides, top of described second stage door frame (2) are respectively equipped with secondary sprocket wheel (12), stride respectively around secondary chain (13) on the secondary sprocket wheel (12) of described both sides; One end of the secondary chain (13) of described both sides is connecting respectively the connecting panel both sides, top of first order door frame (1), and the other end is connecting respectively third stage door frame (3) two bottom sides; Secondary sprocket wheel (12), secondary chain (13), second stage door frame (2) and first order door frame (1) consist of second stage door frame running block; The bottom connecting plate of described highest door frame (4) is provided with a front lift oil tank (6), and the rod end of front lift oil tank (6) is connecting chain pulley seat, and chain pulley seat is each side arranged a sprocket wheel (9), strides on the sprocket wheel (9) around chain (8); One end of both sides chain (8) is connecting on highest door frame (4) center member, the other end is connecting goods shelf (7) rear portion column plate, goods shelf (7) rear portion left-right symmetric is respectively welded a column plate (14), weld respectively three roller shafts (15) on each column plate, roller (16) is installed on the roller shaft, roller (16) rolls in the channel-section steel (17) of highest door frame (4) both sides, pulling by both sides chain (8) realizes the up-and-down movement of goods shelf (7) in highest door frame (4), sprocket wheel (9), chain (8), highest door frame (4) and goods shelf (7) consist of highest door frame running block, it is characterized in that: also comprise third stage door frame (3), described third stage door frame (3) is the frame-type door frame, by left channel-section steel, on right channel-section steel reaches, in, lower connecting plate is welded; Be respectively equipped with before and after bearing in the left channel-section steel of third stage door frame (3) and the right channel-section steel upper slot and the roller of left and right directions power, the lower outside back is respectively equipped with the roller that bears front and back and left and right directions power; The roller of third stage door frame (3) both sides, bottom lays respectively in the left channel-section steel and right channel-section steel of second stage door frame (2), and the roller of both sides, top lays respectively at left channel-section steel and the back, the right channel-section steel outside of highest door frame (4); The top of third stage door frame (3) is provided with connecting panel; The connecting panel both sides, top of third stage door frame (3) are respectively equipped with three grades of sprocket wheels (10); Stride respectively around three grades of chains (11) on three grades of sprocket wheels of described both sides; One end of three grades of chains (11) of described both sides is connecting respectively the connecting panel both sides, top of second stage door frame (2), and the other end is connecting respectively highest door frame (4) two bottom sides; Three grades of sprocket wheels, three grades of chains, second stage door frame (2) and highest door frames (4) consist of third stage door frame running block, and third stage door frame running block and second stage door frame running block drive lifting by rear lift oil tank (5).
2. a kind of forklift door frame according to claim 1 is characterized in that: described first order door frame (1), second stage door frame (2), third stage door frame (3) are identical with the height of highest door frame (4), are 1082mm～1717mm.
3. a kind of forklift door frame according to claim 1, it is characterized in that: the connecting panel both sides, top of described third stage door frame (3) are separately installed with plastic runner (18), the high-pressure rubber pipe of conveying liquid force feed (19) is striden on plastic runner (18), lift oil tank (5) piston rod upper end oil outlet after one end connects, lift oil tank (6) lower end oil inlet before the other end connects.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201010526975 CN101973499B (en) | 2010-11-01 | 2010-11-01 | Forklift gantry |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201010526975 CN101973499B (en) | 2010-11-01 | 2010-11-01 | Forklift gantry |
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| Publication Number | Publication Date |
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| CN101973499A CN101973499A (en) | 2011-02-16 |
| CN101973499B true CN101973499B (en) | 2013-01-30 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN 201010526975 Active CN101973499B (en) | 2010-11-01 | 2010-11-01 | Forklift gantry |
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| Country | Link |
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| CN (1) | CN101973499B (en) |
Families Citing this family (12)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102556901A (en) * | 2012-01-15 | 2012-07-11 | 浙江中力机械有限公司 | Forklift mast |
| CN103303846B (en) * | 2013-06-22 | 2015-08-26 | 安徽工程大学 | A kind of fork truck lifting mechanism |
| CN103482538A (en) * | 2013-10-16 | 2014-01-01 | 江苏博能炉业有限公司 | Double-layer sliding portal frame |
| CN104925705B (en) * | 2014-06-27 | 2016-11-23 | 比亚迪股份有限公司 | For the door frame assembly of fork truck and the fork truck with it |
| CN105129684B (en) * | 2015-09-15 | 2017-10-27 | 浙江鼎力机械股份有限公司 | Three door frame reclaimers |
| CN108529504B (en) * | 2018-05-31 | 2023-08-04 | 安徽合力股份有限公司 | Multistage lifting forklift mast assembly |
| CN109399508A (en) * | 2018-11-15 | 2019-03-01 | 北京特种机械研究所 | A kind of three-level forklift door frame |
| CN110734008A (en) * | 2019-11-19 | 2020-01-31 | 皇珈叉车(苏州)有限公司 | Four-stage rack with kinds of wide visual field |
| CN111436285A (en) * | 2020-04-16 | 2020-07-24 | 南宁学院 | Tractor |
| CN111591929B (en) * | 2020-06-20 | 2024-06-18 | 杭州叉车门架有限公司 | Five-stage forklift lifting system and application method thereof |
| CN112607657A (en) * | 2020-12-24 | 2021-04-06 | 卢立波 | Multi-composite lifting frame |
| CN113148897A (en) * | 2021-04-29 | 2021-07-23 | 中国人民解放军海军航空大学 | Transport hoisting device under narrow and small space |
Citations (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| GB2046706A (en) * | 1979-04-09 | 1980-11-19 | Clark Equipment Co | Upright for lift truck |
| CN201587836U (en) * | 2009-12-25 | 2010-09-22 | 杭州友高精密机械有限公司 | Novel forklift portal frame |
| CN201842616U (en) * | 2010-11-01 | 2011-05-25 | 安徽合力股份有限公司 | Forklift mast |
Family Cites Families (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2000128497A (en) * | 1998-10-26 | 2000-05-09 | Toyota Autom Loom Works Ltd | Elevating device of high lift work vehicle |
-
2010
- 2010-11-01 CN CN 201010526975 patent/CN101973499B/en active Active
Patent Citations (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| GB2046706A (en) * | 1979-04-09 | 1980-11-19 | Clark Equipment Co | Upright for lift truck |
| CN201587836U (en) * | 2009-12-25 | 2010-09-22 | 杭州友高精密机械有限公司 | Novel forklift portal frame |
| CN201842616U (en) * | 2010-11-01 | 2011-05-25 | 安徽合力股份有限公司 | Forklift mast |
Non-Patent Citations (1)
| Title |
|---|
| JP特开2000-128497A 2000.05.09 |
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| CN101973499A (en) | 2011-02-16 |
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