CN104355271A - Hoisting system capable of implementing high hoisting of reach truck - Google Patents
Hoisting system capable of implementing high hoisting of reach truck Download PDFInfo
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- CN104355271A CN104355271A CN201410569196.6A CN201410569196A CN104355271A CN 104355271 A CN104355271 A CN 104355271A CN 201410569196 A CN201410569196 A CN 201410569196A CN 104355271 A CN104355271 A CN 104355271A
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- pillar
- outer mast
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B66—HOISTING; LIFTING; HAULING
- B66F—HOISTING, LIFTING, HAULING OR PUSHING, NOT OTHERWISE PROVIDED FOR, e.g. DEVICES WHICH APPLY A LIFTING OR PUSHING FORCE DIRECTLY TO THE SURFACE OF A LOAD
- B66F9/00—Devices for lifting or lowering bulky or heavy goods for loading or unloading purposes
- B66F9/06—Devices for lifting or lowering bulky or heavy goods for loading or unloading purposes movable, with their loads, on wheels or the like, e.g. fork-lift trucks
- B66F9/075—Constructional features or details
- B66F9/08—Masts; Guides; Chains
- B66F9/085—Multiple forks, i.e. more than one pair mounted on a single mast or with more than one mast
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B66—HOISTING; LIFTING; HAULING
- B66F—HOISTING, LIFTING, HAULING OR PUSHING, NOT OTHERWISE PROVIDED FOR, e.g. DEVICES WHICH APPLY A LIFTING OR PUSHING FORCE DIRECTLY TO THE SURFACE OF A LOAD
- B66F9/00—Devices for lifting or lowering bulky or heavy goods for loading or unloading purposes
- B66F9/06—Devices for lifting or lowering bulky or heavy goods for loading or unloading purposes movable, with their loads, on wheels or the like, e.g. fork-lift trucks
- B66F9/075—Constructional features or details
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B66—HOISTING; LIFTING; HAULING
- B66F—HOISTING, LIFTING, HAULING OR PUSHING, NOT OTHERWISE PROVIDED FOR, e.g. DEVICES WHICH APPLY A LIFTING OR PUSHING FORCE DIRECTLY TO THE SURFACE OF A LOAD
- B66F9/00—Devices for lifting or lowering bulky or heavy goods for loading or unloading purposes
- B66F9/06—Devices for lifting or lowering bulky or heavy goods for loading or unloading purposes movable, with their loads, on wheels or the like, e.g. fork-lift trucks
- B66F9/075—Constructional features or details
- B66F9/08—Masts; Guides; Chains
- B66F9/082—Masts; Guides; Chains inclinable
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- Engineering & Computer Science (AREA)
- Transportation (AREA)
- Structural Engineering (AREA)
- Civil Engineering (AREA)
- Life Sciences & Earth Sciences (AREA)
- Geology (AREA)
- Mechanical Engineering (AREA)
- Forklifts And Lifting Vehicles (AREA)
Abstract
The invention relates to a hoisting system capable of implementing high hoisting of a reach truck. The hoisting system comprises a three-stage hoisting gantry, a side shifter, a front hoisting oil cylinder, two rear hoisting oil cylinders and a hydraulic pipeline system, wherein the three-stage hoisting gantry comprises an outer gantry, an intermediate gantry and an inner gantry; the width A of the outer gantry is 730 mm; the total width B of three gate posts on one side of the width direction after assembling of the three-stage hoisting gantry is 149 mm, and the total thickness C is not greater than 175 mm; the gantry structure is high in strength, can implement high hoisting of 12.5 m, is provided with the side shifter with the inclining and side shifting dual functions to implement separate inclination of the cargo while the gantry is vertical; the radial direction of a front cylinder chain wheel at the top of the front hoisting oil cylinder is inclined with the plane of the three-stage hoisting gantry; four rubber tubes at the cylinder head are crossly arranged with the front cylinder chain; the four rubber tubes are forward lapped with the front hoisting oil cylinder to form a wider space in the inner gantry above the front hoisting oil cylinder, so as to maximally enlarge the view field of a driver.
Description
Technical field
The invention belongs to fork truck technical field, be specifically related to the tackling system of reach truck.
Background technology
Reach truck is widely used in the industries such as tobacco, food, weaving, electronics as a kind of important storage vehicle; Particularly suitable is in narrow opening and narrow shelf magazine operation.In the market 3 points are mainly concentrated on to the requirement of reach truck: 1, the visual field is good, when namely operator moves car stacking before use, is sitting in the relative position that driver seat can observe goods and shelf; 2, realize high hoisting, i.e. stacking on the high shelf of more than 10m, and while requiring that maximum height of lift increases, the load-carrying capacity of fork truck reduces seldom; 3, high stability, namely goods high shelf stacking lean forward and hypsokinesis time, car load rocks little.
At present, to stagger before and after the gantry channel-steel of three grades of complete free tackling systems of reach truck or left and right is arranged in juxtaposition, there is the longitudinal total thickness C of door frame and be greater than 210mm, make the carrying of goods apart from forward, so that hoisting capacity is low; Horizontal beam overall B is greater than 169mm, and outer mast beam overall A is not more than 690mm, adds hydraulic tubing and arranges not overlapping, so that the neutral gear of door frame centre is little, and the visual field is poor; And three grades of tackling systems mostly are door frame angled manner, namely goods tilts forward and back together with door frame, and inclination total weight is large, and car load rocks also large, and dump ram is arranged on outer mast lower end, and dump ram is greatly stressed.
On the other hand, at present, the sideshifter of domestic front loading type forklift gantry configuration mostly is single sideward sliding function, can not realize tilt function, malfunction, have impact on the effective utilization of reach truck to a great extent.
Summary of the invention
In order to solve above-mentioned problems of the prior art, improving the effective utilization of reach truck, the invention provides a kind of tackling system realizing the high reach truck hoisted.
A kind of tackling system realizing the high reach truck hoisted comprises lift oil tank 7 and hydraulic plumbing system 9 after three grades of door frames that hoist, sideshifter 4, front lift oil tank 6, two, and described three grades of door frames that hoist are made up of outer mast 1, middle door frame 2 and inner upright mounting 3; Described front lift oil tank 6 is located at the bottom in the middle of in inner upright mounting 3, and the top of front lift oil tank 6 is provided with front cylinder sprocket wheel 65 by rectangular box-like chain wheel support 62, and front cylinder sprocket wheel 65 has front cylinder chain 61; After described two, lift oil tank 7 is located at both sides, outer mast 1 bottom respectively, and it is outside to be positioned at outer mast 1; Hydraulic plumbing system 9 comprises oil main line 92, head pulley 93, main steel pipe 94, first sidesway sebific duct 95, second sidesway sebific duct 96, first inclination sebific duct 97, second inclination sebific duct 98, and the front portion of outer mast 1 is located at by described sideshifter 4;
The width A of described outer mast 1 is 730mm, and the left outside door pillar 17 of outer mast 1 is equal with the thickness of right outside door pillar 18;
Left outside door pillar 17 on described outer mast 1 and right outside door pillar 18 are respectively channel-section steel, and the described inside upper part of left outside door pillar 17 and the inside upper part of right outside door pillar 18 are respectively equipped with external door roller 15; Left door pillar 27 on described middle door frame 2 and right door pillar 28 are respectively I-beam section, the inside upper part of described left door pillar 27 and the inside upper part of right door pillar 28 are respectively equipped with middle door upper roller 25, and the outer lower portion of left door pillar 27 and the outer lower portion of right door pillar 28 are respectively equipped with middle door bottom roller 210; Left inside door pillar 32 on described inner upright mounting 3 and right inside door pillar 33 are respectively I-beam section, and the described outer lower portion of left inside door pillar 32 and the outer lower portion of right inside door pillar 33 are respectively equipped with inside door roller 36; Described outer mast 1 is set on middle door frame 2, left outside door pillar 17 is wrapped and is buckled on the outside of left door pillar 27, and right outside door pillar 18 bag is buckled on the outside of right door pillar 28; Described middle door frame 2 is set on inner upright mounting 3, makes to submit thread alternating between the inner side of left door pillar 27 and the outside of left inside door pillar 32 and closes shape, and the inner side of right door pillar 28 and the outside submission thread alternating of right inside door pillar 33 close shape; After the assembling of described outer mast 1, middle door frame 2 and inner upright mounting 3, the beam overall B of three door pillars of three grades of door frame Width sides that hoist is 149mm; Described outer mast 1, middle door frame 2 and inner upright mounting 3 assembling after gross thickness C and the thickness of left outside door pillar 17 or the thickness of right outside door pillar 18 equal, described gross thickness C is not more than 175mm;
Described front lift oil tank 6 is located at a side lower part in inner upright mounting 3, and the radial direction of the described front cylinder sprocket wheel 65 at front lift oil tank 6 top and three grades hoist between the plane of door frame place in skewed;
The main steel pipe 94 of described hydraulic plumbing system 9 is positioned at the middle part of three grades of door frames that hoist, described oil main line 92, first sidesway sebific duct 95 and the second sidesway sebific duct 96 are positioned at the side, rear portion of outer mast 1, and described first inclination sebific duct 97 and the second inclination sebific duct 98 are positioned at the rear portion opposite side of outer mast 1; Make to form a neutral gear in the inner upright mounting 3 above front lift oil tank 6, facilitate chaufeur to observe.
The radial direction of described sprocket wheel 61 and three grades of slanted angle α hoisted between the plane of door frame place are 35 ~ 45 degree.
Deviation distance D between the axial line of described front lift oil tank 6 and the line of centers of inner upright mounting 3 is 55 ~ 61mm, makes the neutral gear that in the inner upright mounting 3 of front lift oil tank 6, formation one is wide.
Advantageous Effects of the present invention embodies in the following areas:
1. the horizontal beam overall B along three grades of door frame Widths that hoist after outer mast, middle door frame, inner upright mounting assembling in tackling system of the present invention is reduced to 149mm, and in the timing of outer mast width A size one, central idle is wide, and the visual field is good; Gross thickness C is not more than 175mm, sees Fig. 5; Make the carrying distance side rearward of goods, improve the bearing goods ability of car load;
2. the left and right outer channel-section steel that outer mast employing 175mm is wide, has larger module of anti-bending section, and structural strength is large, and this tackling system can realize 12.5m lifting altitude;
3. door frame configuration has the sideshifter of sidesway and inclination dual-use function, and realize door frame vertical, goods tilts forward and back separately; Deduct the inclination that door frame is conducted oneself with dignity 1 ton more, improved tackling system force-bearing situation, solved car load when the high door frame that hoists tilts forward and back and rock large problem;
4. before, the radial direction of the sprocket wheel of cylinder and three grades of slanted angle α hoisted between the plane of door frame place are 35 ~ 45 degree, by four of cylinder head place sebific ducts and front cylinder chain arranged crosswise, make together with four sebific ducts forward lap with front lift oil tank, to improve the field of view of chaufeur to greatest extent;
5. one group realizes the pipeline that sideshifter function and a group realize tilt function, and fixing sebific duct oblique pull is arranged on rear side of outer mast, solves the problem that hydraulic tubing affect the visual field as far as possible, and middle use steel pipe assembly and eight pass joint transition, also reduce throttling.
Accompanying drawing explanation
Fig. 1 is structural representation of the present invention.
Fig. 2 is M place partial enlarged drawing in Fig. 1.
Fig. 3 is the front view of Fig. 1.
Fig. 4 is the back view of Fig. 1.
Fig. 5 is the birds-eye view of Fig. 3.
Fig. 6 is the D-D cutaway view of Fig. 3.
Fig. 7 is outer mast structural representation.
Fig. 8 is middle portal-framed structure schematic diagram.
Fig. 9 is inner upright mounting structural representation.
Figure 10 is front lift oil tank erection plan.
Figure 11 is front lift oil tank erection plan birds-eye view.
Sequence number in upper figure:
1-outer mast, door frame in 2-, 3-inner upright mounting, 4-sideshifter, lift oil tank before 6-, lift oil tank after 7-, 9-hydraulic plumbing system, 11-epipleural, 12-head piece, 13-chaining plate, 14-baffle plate, 15-external door roller, 16-center member, the left outside door pillar of 17-, the right outside door pillar of 18-, 19-support beam, 112-cross sill, entablatrance in 21-, 22-riser, 23-cylinder head seat, door upper roller in 25-, door center member in 26-, the left door pillar of 27-, the right door pillar of 28-, cross sill in 29-, door bottom roller in 210-, head piece in 31-, the left inside door pillar of 32-, the right inside door pillar of 33-, cylinder chain bearing before 34-, cylinder chain bearing after 35-, 36-inside door roller, entablatrance in 37-, cylinder bottom seat before 38-, cross sill in 39-, cylinder chain before 61-, 62-chain wheel support, cylinder sprocket wheel before 65-, 92-oil main line, 93-head pulley, the main steel pipe of 94-, 95-first sidesway sebific duct, 96-second sidesway sebific duct, 97-first tilts sebific duct, 98-second tilts sebific duct.
Detailed description of the invention
Below in conjunction with accompanying drawing, by embodiment, the present invention is further described.
See Fig. 1, Fig. 2, Fig. 3 and Fig. 4, a kind of tackling system realizing the high reach truck hoisted comprises lift oil tank 7 and hydraulic plumbing system 9 after three grades of door frames that hoist, sideshifter 4, front lift oil tank 6, two.Three grades of door frames that hoist are made up of outer mast 1, middle door frame 2 and inner upright mounting 3.
Front lift oil tank 6 is installed on left-of-center bottom in inner upright mounting 3, and the top of front lift oil tank 6 is provided with front cylinder sprocket wheel 65 by rectangular box-like chain wheel support 62, and front cylinder sprocket wheel 65 has front cylinder chain 61; After described two, lift oil tank 7 is located at both sides, outer mast 1 bottom respectively, and it is outside to be positioned at outer mast 1; Hydraulic plumbing system 9 comprises oil main line 92, main steel pipe 94, first sidesway sebific duct 95, second sidesway sebific duct 96, first inclination sebific duct 97, second inclination sebific duct 98, and the front portion of outer mast 1 is located at by described sideshifter 4.
See Fig. 5, the width A of outer mast 1 is 730mm, and the left outside door pillar 17 of outer mast 1 is equal with the thickness of right outside door pillar 18.
See Fig. 7, left outside door pillar 17 on outer mast 1 and right outside door pillar 18 are respectively channel-section steel, head piece 12 is installed with by two blocks of epipleurals 11 between the left outside door pillar 17 of outer mast 1 and the top of right outside door pillar 18, the bottom of head piece 12 is connected to the chaining plate 13 of elbow bend tabular, and chaining plate 13 is to outer mast 1 curving; Outer mast 3 below head piece 12 is installed with center member 16 and support beam 19 by adapter plate is parallel successively, and described head piece 12, center member 16 and support beam 19 are all positioned on rear side of outer mast 1 outside, and protruding all backward; The inner side of the left outside door pillar 17 at head piece 12 two ends and the inner side of right outside door pillar 18 are separately installed with external door roller 15.Head piece 12 two ends are inserted in the rectangular opening on two blocks of epipleurals 11, and head piece 12 two ends are provided with square baffle plate 14, and the bottom of left outside door pillar 17 and right outside door pillar 18 is provided with cross sill 112, and cross sill 112 two ends are provided with circular arc protruding backward.
See Fig. 8, left door pillar 27 on middle door frame 2 and right door pillar 28 are respectively I-beam section, middle entablatrance 21 is installed with by two risers 22 between the left door pillar 27 of middle door frame 2 and the top of right door pillar 28, parallel successively on middle door frame 2 below middle entablatrance 21 door center member 26 and middle cross sill 29 in two are installed, and in middle entablatrance 21, two, door center member 26 and middle cross sill 29 are all arranged on rear side of door frame 2 outside; Middle door frame 2 in middle entablatrance 21 and adjacent middle door between transverse slat 26 is installed with the cylinder head seat 23 of crossbeam shape; The inner side of left door pillar 27 adjacent with middle entablatrance 21 and the inner side of right door pillar 28 are separately installed with middle door upper roller 25, and the outside of left door pillar 27 and the outside of right door pillar 28 at middle cross sill 29 two ends are separately installed with middle door bottom roller 210.
See Fig. 9, left inside door pillar 32 on inner upright mounting 3 and right inside door pillar 33 are respectively I-beam section, left inside door pillar 32 on inner upright mounting 3 and be installed with interior head piece 31 between the top of right inside door pillar 33, parallelly successively on inner upright mounting 3 below interior head piece 31 be installed with interior entablatrance 37 and interior cross sill 39, parallel respectively on the inner upright mounting 3 between interior entablatrance 37 and interior cross sill 39 the front cylinder chain bearing 34 of crossbeam shape and the rear cylinder chain bearing 35 of crossbeam shape be installed; The outside of left inside door pillar 32 and the outside of right inside door pillar 33 at interior cross sill 39 two ends are separately installed with inside door roller 36.
See Fig. 5, outer mast 1 is set on middle door frame 2, left outside door pillar 17 is wrapped and is buckled on the outside of left door pillar 27, and right outside door pillar 18 bag is buckled on the outside of right door pillar 28; Middle door frame 2 is set on inner upright mounting 3, makes to submit thread alternating between the inner side of left door pillar 27 and the outside of left inside door pillar 32 and closes shape, and the inner side of right door pillar 28 and the outside submission thread alternating of right inside door pillar 33 close shape;
See Fig. 5 and Fig. 6, on inner upright mounting 3, the inside door roller 36 of both sides coordinates the inner side of the left door pillar 27 being arranged in door frame 2 and the inner side of right door pillar 28 respectively; The middle door bottom roller 210 of both sides, described middle door frame 2 bottom coordinates the lower inside of the left outside door pillar 17 being positioned at outer mast 1 and the lower inside of right outside door pillar 18 respectively; The middle door upper roller 25 of both sides, described middle door frame 2 top coordinates the upper outside of the left inside door pillar 32 being positioned at inner upright mounting 3 and the upper outside of right inside door pillar 33 respectively; External door roller 15 cooperation of both sides, described outer mast 1 top is arranged in the upper outside of the left door pillar 27 of door frame 2 and the upper outside of right door pillar 28.External door roller 15, middle door upper roller 25, middle door bottom roller 210 and inside door roller 36 are composite rolling wheel.
See Fig. 5, the horizontal beam overall B along three grades of door frame Widths that hoist after the assembling of outer mast 1, middle door frame 2 and inner upright mounting 3 is 149mm; Outer mast 1, middle door frame 2 and inner upright mounting 3 assembling after gross thickness C and the thickness of left outside door pillar 17 or the thickness of right outside door pillar 18 equal, gross thickness C is not more than 175mm.
Front lift oil tank 6 is installed on a side lower part in inner upright mounting 3; See Fig. 9, the bottom of inner upright mounting 3 is installed with front cylinder bottom seat 38; The bottom of front lift oil tank 6 is dome shape, and the end face of front cylinder bottom seat 38 is the dome shape of indent, and bottom and the end face of front cylinder bottom seat 38 of front lift oil tank 6 are that cambered surface contacts cooperation, and what be conducive to front lift oil tank 6 returns centralized positioning automatically.
See Figure 10 and Figure 11, the radial direction of the front cylinder sprocket wheel 65 at front lift oil tank 6 top and three grades hoist in skewed between the plane of door frame place, and slanted angle is 42 degree.
See Figure 10, the deviation distance D between the axial line of front lift oil tank 6 and the line of centers of inner upright mounting 3 is 61mm.The main steel pipe 94 of hydraulic plumbing system 9 is positioned at the middle part of three grades of door frames that hoist, oil main line 92, first sidesway sebific duct 95 and the second sidesway sebific duct 96 are positioned at the side, rear portion of outer mast 1, and the first inclination sebific duct 97 and the second inclination sebific duct 98 are positioned at the rear portion opposite side of outer mast 1; Make the neutral gear that in the inner upright mounting 3 of front lift oil tank 6 upper right, formation one is wider, facilitate chaufeur to observe.
Claims (6)
1. one kind realizes the tackling system of the high reach truck hoisted, comprise three grades of door frames that hoist, sideshifter (4), front lift oil tank (6), lift oil tank (7) and hydraulic plumbing system (9) after two, described three grades of door frames that hoist are made up of outer mast (1), middle door frame (2) and inner upright mounting (3); Described front lift oil tank (6) is located at the bottom in the middle of in inner upright mounting (3), and the top of front lift oil tank (6) is provided with front cylinder sprocket wheel (65) by rectangular box-like chain wheel support (62), and front cylinder sprocket wheel (65) has front cylinder chain (61); After described two, lift oil tank (7) is located at outer mast (1) both sides, bottom respectively, and it is outside to be positioned at outer mast (1); Hydraulic plumbing system (9) comprises oil main line (92), head pulley (93), main steel pipe (94), the first sidesway sebific duct (95), the second sidesway sebific duct (96), the first inclination sebific duct (97), the second inclination sebific duct (98), and the front portion of outer mast (1) is located at by described sideshifter (4); It is characterized in that:
The width A of described outer mast (1) is 730mm, and the left outside door pillar (17) of outer mast (1) is equal with the thickness of right outside door pillar (18);
Left outside door pillar (17) on described outer mast (1) and right outside door pillar (18) are respectively channel-section steel, and the inside upper part of described left outside door pillar (17) and the inside upper part of right outside door pillar (18) are respectively equipped with external door roller (15); Left door pillar (27) on described middle door frame (2) and right door pillar (28) are respectively I-beam section, the inside upper part of described left door pillar (27) and the inside upper part of right door pillar (28) are respectively equipped with middle door upper roller (25), and the outer lower portion of left door pillar (27) and the outer lower portion of right door pillar (28) are respectively equipped with middle door bottom roller (210); Left inside door pillar (32) on described inner upright mounting (3) and right inside door pillar (33) are respectively I-beam section, and the outer lower portion of described left inside door pillar (32) and the outer lower portion of right inside door pillar (33) are respectively equipped with inside door roller (36); Described outer mast (1) is set on middle door frame (2), left outside door pillar (17) is wrapped and is buckled on the outside of left door pillar (27), and right outside door pillar (18) bag is buckled on the outside of right door pillar (28); Described middle door frame (2) is set on inner upright mounting (3), makes to submit thread alternating between the outside of the inner side of left door pillar (27) and left inside door pillar (32) and closes shape, and the inner side of right door pillar (28) and the outside submission thread alternating of right inside door pillar (33) close shape; After the assembling of described outer mast (1), middle door frame (2) and inner upright mounting (3), the beam overall B of three door pillars of three grades of door frame Width sides that hoist is 149mm; Described outer mast (1), middle door frame (2) and inner upright mounting (3) assembling after gross thickness C and the thickness of left outside door pillar (17) or the thickness of right outside door pillar (18) equal, described gross thickness C is not more than 175mm;
Described front lift oil tank (6) is located at a side lower part in inner upright mounting (3), and the radial direction of the described front cylinder sprocket wheel (65) at front lift oil tank (6) top and three grades hoist between the plane of door frame place in skewed;
The main steel pipe (94) of described hydraulic plumbing system (9) is positioned at the middle part of three grades of door frames that hoist, described oil main line (92), the first sidesway sebific duct (95) and the second sidesway sebific duct (96) are positioned at the side, rear portion of outer mast (1), and described first inclination sebific duct (97) and the second inclination sebific duct (98) are positioned at the rear portion opposite side of outer mast (1); Make to form a neutral gear in the inner upright mounting (3) of front lift oil tank (6) top, facilitate chaufeur to observe.
2. a kind of tackling system realizing the high reach truck hoisted according to claim 1, is characterized in that:
Be provided with the head piece (12) of rectangular steel pipe shape by two pieces of epipleurals (11) between the left outside door pillar (17) of described outer mast (1) and the top of right outside door pillar (18), head piece (12) two ends are inserted in the rectangular opening on two pieces of epipleurals (11), head piece (12) two ends are provided with square baffle plate (14), the bottom of head piece (12) is connected to the chaining plate (13) of elbow bend tabular, and chaining plate (13) is to outer mast (1) curving; The outer mast (1) of described head piece (12) below is provided with center member (16) and support beam (19) by adapter plate is parallel successively, it is outside that described head piece (12), center member (16) and support beam (19) are all positioned at outer mast (1) rear side, and protruding all backward; The inner side of the left outside door pillar (17) at head piece (12) two ends and the inner side of right outside door pillar (18) are respectively equipped with external door roller (15); The bottom of left outside door pillar (17) and right outside door pillar (18) is provided with cross sill (112), and cross sill (112) two ends are provided with circular arc protruding backward;
Middle entablatrance (21) is provided with by two risers (22) between the left door pillar (27) of described middle door frame (2) and the top of right door pillar (28), the middle door frame (2) of middle entablatrance (21) below is parallelly successively provided with door center member (26) and middle cross sill (29) in two, and described middle entablatrance (21), door center member (26) and middle cross sill (29) are all arranged in outside on rear side of door frame (2) in two; Middle door frame (2) in described middle entablatrance (21) and adjacent middle door between transverse slat (26) is provided with the cylinder head seat (23) of crossbeam shape; The inner side of the left door pillar (27) adjacent with middle entablatrance (21) and the inner side of right door pillar (28) are respectively equipped with middle door upper roller (25), and the outside of the left door pillar (27) at middle cross sill (29) two ends and the outside of right door pillar (28) are respectively equipped with middle door bottom roller (210);
Interior head piece (31) is provided with between left inside door pillar (32) on described inner upright mounting (3) and the top of right inside door pillar (33), the inner upright mounting (3) of interior head piece (31) below is parallelly successively provided with interior entablatrance (37) and interior cross sill (39), parallelly respectively on the inner upright mounting (3) between interior entablatrance (37) and interior cross sill (39) is provided with the front cylinder chain bearing (34) of crossbeam shape and the rear cylinder chain bearing (35) of crossbeam shape; The outside of the left inside door pillar (32) at interior cross sill (39) two ends and the outside of right inside door pillar (33) are respectively equipped with inside door roller (36);
The inside door roller (36) of the upper both sides of described inner upright mounting (3) coordinates the inner side of the left door pillar (27) being arranged in door frame (2) and the inner side of right door pillar (28) respectively; The middle door bottom roller (210) of described middle door frame (2) both sides, bottom coordinates the lower inside of the left outside door pillar (17) being positioned at outer mast (1) and the lower inside of right outside door pillar (18) respectively; The middle door upper roller (25) of described middle door frame (2) both sides, top coordinates the upper outside of the left inside door pillar (32) being positioned at inner upright mounting (3) and the upper outside of right inside door pillar (33) respectively; External door roller (15) cooperation of described outer mast (1) both sides, top is arranged in the upper outside of the left door pillar (27) of door frame (2) and the upper outside of right door pillar (28).
3. a kind of tackling system realizing the high reach truck hoisted according to claim 1 and 2, is characterized in that: described external door roller (15), middle door upper roller (25), middle door bottom roller (210) and inside door roller (36) are composite rolling wheel.
4. a kind of tackling system realizing the high reach truck hoisted according to claim 1 and 2, is characterized in that: radial direction and three grades of slanted angle α hoisted between the plane of door frame place of described front cylinder chain (61) are 35 ~ 45 degree.
5. a kind of tackling system realizing the high reach truck hoisted according to claim 1 and 2, it is characterized in that: the deviation distance D between the axial line of described front lift oil tank (6) and the line of centers of inner upright mounting (3) is 55 ~ 61mm, make the neutral gear that in the inner upright mounting (3) of front lift oil tank (6) top, formation one is wide.
6. a kind of tackling system realizing the high reach truck hoisted according to claim 1 and 2, is characterized in that: the bottom of described inner upright mounting (3) is provided with front cylinder bottom seat (38); The bottom of front lift oil tank (6) is dome shape, the end face of described front cylinder bottom seat (38) is the dome shape of indent, the bottom of front lift oil tank (6) is that cambered surface contacts cooperation with the end face of front cylinder bottom seat (38), and what be conducive to front lift oil tank (6) returns centralized positioning automatically.
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| Application Number | Priority Date | Filing Date | Title |
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| CN201410569196.6A CN104355271B (en) | 2014-10-23 | 2014-10-23 | Hoisting system capable of implementing high hoisting of reach truck |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201410569196.6A CN104355271B (en) | 2014-10-23 | 2014-10-23 | Hoisting system capable of implementing high hoisting of reach truck |
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| CN104355271B CN104355271B (en) | 2017-01-25 |
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Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105152085A (en) * | 2015-09-21 | 2015-12-16 | 太原科技大学 | Locking mechanism of forklift portal frame |
| CN106185728A (en) * | 2016-09-27 | 2016-12-07 | 苏州先锋物流装备科技有限公司 | Integrated form oil pipe chain mounting structure |
| CN106219452A (en) * | 2016-09-27 | 2016-12-14 | 苏州先锋物流装备科技有限公司 | Integrated form portal frame system |
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| CN110980597A (en) * | 2020-01-08 | 2020-04-10 | 浙江中力机械有限公司 | Wide-visual-field forward-moving forklift |
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| CN104355271B (en) | 2017-01-25 |
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