CN204588642U - The jacking system of scissor aerial work platform - Google Patents
The jacking system of scissor aerial work platform Download PDFInfo
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- CN204588642U CN204588642U CN201520190084.XU CN201520190084U CN204588642U CN 204588642 U CN204588642 U CN 204588642U CN 201520190084 U CN201520190084 U CN 201520190084U CN 204588642 U CN204588642 U CN 204588642U
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Abstract
The utility model discloses a kind of jacking system of scissor aerial work platform, it is characterized in that: comprise scissor type elevating structure and workplatform, described scissor type elevating structure comprises scissor unit, lower scissor unit and hoist cylinder, multiple upper scissor unit is hinged successively from bottom to top, multiple lower scissor unit is hinged successively from bottom to top, described scissor type elevating structure is provided with Wiring duct structure, described Wiring duct structure comprises wiring hard tube, wiring flexible pipe and the control line for controlling workplatform work, wiring hard tube is fixed on scissor type elevating structure, the utility model is not only under the prerequisite ensureing wicking height, the weight that lifting hydraulic cylinder will carry is reduced by the thickness reducing upper scissor unit, improve plant efficiency and safety, and control line can be protected preferably in wiring hard tube.
Description
Technical field
The utility model relates to a kind of jacking system of scissor aerial work platform.
Background technology
High-altitude operation platform (Aerial work platform) is the product of serving the mobility aloft work such as every profession and trade aloft work, equipment installation, maintenance.High-altitude operation platform Related product mainly contains: the large class of scissor aerial work platform, in-vehicle high-altitude operation platform, crank type aerial working platform, self-propelled aloft working platform, aluminum alloy high-altitude operation platform, double-cylinder type high-altitude operation platform six.Existing a kind of high-altitude operation platform comprises traveling chassis and jacking system, described traveling chassis comprises chassis, mobile devices and leg structure, described jacking system comprises scissor type elevating structure and workplatform, there is following problem in the jacking system of existing high-altitude operation platform: 1) scissor jack up unit is assembled by the scissor pipe superposition in layer of mutual cross-articulation, wherein the most the lower layer of scissor pipe is hinged on rail wheel, and rail wheel can slidably reciprocate along track the oscilaltion coordinating scissor pipe on chassis.Existing high-altitude operation platform due to operation height more and more higher, cause the weight of jacking system also increasing, cause hoist cylinder needs to bear larger operation pressure, in order to ensure the stable of work, need to arrange an auxiliary hoist cylinder and carry out supplemental support, cause equipment cost to raise.
2) control button on the job platform of scissor aerial work platform connects the control module on bottom chassis by control line, and in existing mounting structure, control line is not protected by the shell of hard, and control line is vulnerable to damage
Utility model content
The purpose of this utility model is to overcome above shortcomings in prior art; and a kind of reasonable in design is provided; the weight of jacking system is low, and it is little that hoist cylinder bears operation pressure, can by the jacking system of the scissor aerial work platform of the shell protecting control line of hard.
The technical scheme in the invention for solving the above technical problem is:
A kind of jacking system of scissor aerial work platform, it is characterized in that: comprise scissor type elevating structure and workplatform, described scissor type elevating structure comprises scissor unit, lower scissor unit and hoist cylinder, multiple upper scissor unit is hinged successively from bottom to top, multiple lower scissor unit is hinged successively from bottom to top, scissor unit is wherein descended to comprise two first outer scissor pipes, two are arranged on scissor pipe and the lower scissor axle for connecting scissor pipe in the first outer scissor pipe and first in first between two first outer scissor pipes, the lower end of the first outer scissor pipe, middle part and upper end all offer the lower scissor axle fixed orifice inserted for lower scissor axle, the upper end of scissor pipe in first, middle part and lower end all offer clutch shaft bearing mounting hole, clutch shaft bearing mounting hole is built with clutch shaft bearing, in same scissor unit once, the lower scissor axle hinge being positioned at jacking system midway location is successively through the lower scissor axle fixed orifice in the middle part of a wherein first outer scissor pipe, the wherein endoporus of the supermedial clutch shaft bearing of scissor pipe in one first, lower scissor axle fixed orifice in the middle part of clutch shaft bearing endoporus in another root first in the middle part of scissor pipe and another root first outer scissor pipe, in neighbouring two lower scissor unit, the lower scissor axle being positioned at jacking system anterior position is successively through the lower scissor axle fixed orifice of a wherein first outer scissor pipe lower end of lower scissor unit being positioned at top, be positioned at the endoporus of the wherein clutch shaft bearing of a first scissor pipe upper end of the lower scissor unit of below, the lower scissor axle fixed orifice of another root first outer scissor pipe lower end of the endoporus being positioned at the clutch shaft bearing of another root first scissor pipe upper end of the lower scissor unit of below and the lower scissor unit being positioned at top, the lower scissor axle being positioned at jacking system rear position is successively through the lower scissor axle fixed orifice of a wherein first outer scissor pipe lower end of lower scissor unit being positioned at below, be positioned at the endoporus of the wherein clutch shaft bearing of a first scissor pipe upper end of the lower scissor unit of top, the lower scissor axle fixed orifice of another root first outer scissor pipe lower end of the endoporus being positioned at the clutch shaft bearing of another root first scissor pipe upper end of the lower scissor unit of top and the lower scissor unit being positioned at top, lower scissor axle and clutch shaft bearing are fixed, lower scissor axle is installed with the first screw rod, the two ends of the first screw rod are arranged with the first lockplate, first lockplate is pressed abd fixed on the outer wall of the first outer scissor pipe by the first nut be arranged on the first screw rod, the the first scissor pipe being positioned at the lower scissor unit of bottom is hinged on chassis, chassis is provided with two tracks, two the first outer scissor Guan Jun being positioned at the lower scissor unit of bottom are rotatablely equipped with rail wheel, described two rail wheels are arranged on two tracks, two the first scissor pipes being positioned at the lower scissor unit of the top are fixed with cylinder installation seat, the cylinder body of hoist cylinder is hinged on cylinder installation seat, upper scissor unit comprises two second outer scissor pipes, one is arranged on scissor pipe and the upper scissor axle for connecting scissor pipe in the second outer scissor pipe and second in first between two second outer scissor pipes, the expansion link of hoist cylinder is hinged on the first scissor pipe of the upper scissor unit being positioned at bottom, the lower end of the second outer scissor pipe, middle part and upper end all offer the upper scissor axle fixed orifice kept supplying scissor axle and insert, the upper end of scissor pipe in second, middle part and lower end all offer the second bearing mounting hole, second bearing mounting hole is built with the second bearing, in same upper scissor unit, the upper scissor axle hinge being positioned at jacking system midway location is successively through the upper scissor axle fixed orifice in the middle part of a wherein second outer scissor pipe, upper scissor axle fixed orifice in second in the middle part of the endoporus of supermedial second bearing of scissor pipe and another root second outer scissor pipe, in neighbouring two upper scissor unit, the upper scissor axle being positioned at jacking system anterior position is successively through the upper scissor axle fixed orifice of a wherein second outer scissor pipe lower end of upper scissor unit being positioned at top, the upper scissor axle fixed orifice of another root second outer scissor pipe lower end of the endoporus being positioned at the second bearing of the second scissor pipe upper end of the upper scissor unit of below and the upper scissor unit being positioned at top, the upper scissor axle being positioned at jacking system rear position is successively through the upper scissor axle fixed orifice of a wherein second outer scissor pipe lower end of upper scissor unit being positioned at below, the upper scissor axle fixed orifice of another root second outer scissor pipe lower end of the endoporus being positioned at the second bearing of the second scissor pipe upper end of the upper scissor unit of top and the upper scissor unit being positioned at top, upper scissor axle and the second bearing are fixed, upper scissor axle is installed with the second screw rod, the two ends of the second screw rod are arranged with the second lockplate, second lockplate is pressed abd fixed on the outer wall of the second outer scissor pipe by the second nut be arranged on the second screw rod, the the second scissor pipe being positioned at the upper scissor unit of the top is hinged on bottom workplatform, two rail grooves are provided with on bottom workplatform, the the second outer scissor Guan Jun being positioned at the upper scissor unit of the top is rotatablely equipped with rail groove roller, described two rail groove rollers are arranged in two rail grooves, between the upper end being arranged on two the first outer scissor pipes of the lower scissor unit in the top in the lower end of two the second outer scissor pipes of the upper scissor unit of bottom, the lower end being positioned at two the second outer scissor pipes of the upper scissor unit of bottom realizes coaxially hinged with the upper end of two the first outer scissor pipes of the lower scissor unit being positioned at the top by the middle scissor axle of jacking system anterior position, in second of the upper scissor unit of bottom, the lower end of scissor pipe is arranged on the upper end in two first of the lower scissor unit of the top between scissor pipe, in second of the upper scissor unit of bottom the lower end of scissor pipe and the upper end in two first of the lower scissor unit of the top between scissor pipe coaxially hinged by the middle scissor axle straight line being positioned at jacking system rear position, described scissor type elevating structure is provided with Wiring duct structure, described Wiring duct structure comprises wiring hard tube, wiring flexible pipe and the control line for controlling workplatform work, wiring hard tube is fixed on scissor type elevating structure, wherein connected by wiring hard tube between adjacent wire hard tube, wiring hard tube, the Wiring duct that wiring flexible pipe is formed is set to workplatform from chassis, control line is arranged on wiring hard tube, in the Wiring duct that wiring flexible pipe is formed, wiring hard tube is fixed on scissor type elevating structure by hard tube fixed mount, wherein, hard tube fixed mount comprises fixed plate and the installation sheet of Ω shape, wiring hard tube passes from the fixed plate of Ω shape, and the two ends of the fixed plate of Ω shape are screwed on installation sheet, thus wiring hard tube is fixed on hard tube fixed mount, described installation sheet is fixed on scissor type elevating structure.Adopt this structure, by the upper scissor unit that width is narrower, not only under the prerequisite ensureing wicking height, the weight that lifting hydraulic cylinder will carry is reduced by the thickness reducing upper scissor unit, improve plant efficiency and safety, and ensure that the stability of support by the lower scissor unit of wider width; By the Wiring duct that wiring hard tube, wiring flexible pipe are formed; not only make control line can protect preferably in wiring hard tube; and connected by wiring hard tube between adjacent wire hard tube and make in scissor type elevating structure oscilaltion process, the activity that adjacent wire hard tube can comply with scissor type elevating structure is rotated.
As preferably, in a pair neighbouring two upper scissor unit, second outer scissor pipe of the upper scissor unit above being positioned at is provided with maintenance pole, one end of maintenance pole is hinged on the second outer scissor pipe, the other end of maintenance pole is fixed with fixing bayonet socket, the the second outer scissor pipe being positioned at the upper scissor unit of top is fixed with Fixing clamp-seat for connecting and fixing bayonet socket, the second outer scissor pipe with overhaul pin-and-hole pole offered for inserting set pin.Adopt this structure, when needs overhaul, extract set pin, rotate maintenance pole, bayonet socket will be fixed and aim at Fixing clamp-seat, and operate jacking system decline, maintenance pole is withstood on Fixing clamp-seat, thus preventing in maintenance process, lifting hydraulic cylinder loses suddenly oil pressure and causes jacking system to continue situation about declining, and decreases security risk.
As preferably, the end of wiring hard tube is provided with outside thread, and the end winding support of wiring flexible pipe has dop, and dop is fixed in mounting pipe, and mounting pipe is provided with negative thread, thus mounting pipe is tightened to the end of wiring hard tube.Adopt this structure, wiring hard tube and wiring flexible pipe can be very easy to throw off, thus facilitate installation and the maintenance of control line.
The utility model compared with prior art, have the following advantages and effect: by the upper scissor unit that width is narrower, not only under the prerequisite ensureing wicking height, the weight that lifting hydraulic cylinder will carry is reduced by the thickness reducing upper scissor unit, improve plant efficiency and safety, and ensure that the stability of support by the lower scissor unit of wider width; By the Wiring duct that wiring hard tube, wiring flexible pipe are formed; not only make control line can protect preferably in wiring hard tube; and connected by wiring hard tube between adjacent wire hard tube and make in scissor type elevating structure oscilaltion process, the activity that adjacent wire hard tube can comply with scissor type elevating structure is rotated.
Accompanying drawing explanation
Fig. 1 is the perspective view of the utility model embodiment scissor aerial work platform.
Fig. 2 is the Facad structure schematic diagram of the utility model embodiment scissor aerial work platform.
Fig. 3 is the construction profile schematic diagram of the utility model embodiment scissor aerial work platform.
Fig. 4 is the mounting structure schematic diagram of scissor unit in the utility model embodiment.
Fig. 5 is the mounting structure schematic diagram of scissor unit under the utility model embodiment.
Fig. 6 is the sectional structure schematic diagram of scissor unit under the utility model embodiment.
Fig. 7 is the Facad structure schematic diagram under the utility model embodiment mobile devices are in craspedodrome state.
Fig. 8 is the perspective view under the utility model embodiment mobile devices are in craspedodrome state.
Fig. 9 is the plan structure schematic diagram under the utility model embodiment mobile devices are in craspedodrome state.
Figure 10 is the plan structure schematic diagram under the utility model embodiment mobile devices are in steering state.
Figure 11 is the mounting structure schematic diagram of the utility model embodiment maintenance pole.
Figure 12 is the structural representation of the utility model embodiment Wiring duct structure.
Figure 13 is the mounting structure schematic diagram of the utility model embodiment wiring flexible pipe.
Figure 14 is the structural representation of the utility model embodiment hard tube fixed mount.
Detailed description of the invention
Below in conjunction with accompanying drawing, also by embodiment, the utility model is described in further detail, and following examples are that the utility model is not limited to following examples to explanation of the present utility model.
See Fig. 1-Figure 14, the present embodiment scissor aerial work platform, comprise and travel chassis 1 and jacking system 2, described traveling chassis 1 comprises chassis 11, mobile devices 12 and leg structure 14, and described jacking system 2 comprises scissor type elevating structure 21 and workplatform 22.
Described mobile devices 12 comprise left steering wheel 121, right steering wheel 122, revolver frame 123, right wheel carrier 124, linkage rack 125, steering cylinder 126 and turn to bent plate 127, described left steering wheel 121, right steering wheel 122 is rotatably installed in revolver frame 123 respectively, on right wheel carrier 124, left steering wheel 121, right steering wheel 122 is respectively by the left CD-ROM drive motor be fixed on revolver frame 123, the right CD-ROM drive motor be fixed on right wheel carrier 124 realizes driving, revolver frame 123, right wheel carrier 124 is rotatably installed on chassis 11 by wheel frame axle 128, the axis vertical of wheel frame axle 128 is arranged, linkage rack 125 is made up of linkage rack main body 1251 and two the linkage rack linkage sections 1252 being separately fixed at linkage rack main body 1251 two ends, steering cylinder 126 is between two linkage rack linkage sections 1252, steering cylinder 126 adopts dual-rod hydraulic cylinder, two portable bars of steering cylinder 126 are connected on two linkage rack linkage sections 1252, two turn to one end of bent plate 127 to be hinged on revolver frame 123 respectively, on right wheel carrier 124, two two ends turning to the other end of bent plate 127 to be hinged on linkage rack main body 1251 respectively, steering cylinder 126 is fixed on chassis 11, turn on bent plate 127 and the side of wheel frame axle 128 is provided with one section of recess 1271.Adopt this structure, can pass through, steering cylinder 126 drives linkage rack 125 to move linearly, thus drive turns to bent plate 127, make to turn to that bent plate 127 pulls revolver frame 123, right wheel carrier 124 rotates, realize turning to, in this structure, steering cylinder 126 adopts dual-rod hydraulic cylinder to not only simplify linkage structure, and improves stability and the synchronism of steering procedure; By arranging recess 1271 turning on bent plate 127, making to turn to bent plate 127 more near wheel frame axle 128, thus can improve the angle limit turned to, enhancing in-use performance.Linkage rack main body 1251 and two linkage rack linkage sections 1252 are in integral structure.
Described scissor type elevating structure 21 comprises cuts fork unit 211, under cut fork unit 212 and hoist cylinder 213, fork unit 211 is cut hinged successively from bottom to top on multiple, fork unit 212 is cut hinged successively from bottom to top under multiple, wherein cut down fork unit 212 and comprise the two first outer breeches pipes 2121 of cutting, two are arranged on two first outer cutting and in first between breeches pipe 2121, cut breeches pipe 2122 and in breeches pipe 2121 and first, cut breeches pipe cut fork shaft 2,123 2122 times for connecting the first outer cutting, the lower end of cutting breeches pipe 2121 outside first, middle part and upper end are cut fork shaft 2123 under all offering confession and are inserted down and cut fork shaft fixing hole 2124, the upper end of breeches pipe 2122 is cut in first, middle part and lower end all offer clutch shaft bearing installing hole 2125, clutch shaft bearing installing hole 2125 is built with clutch shaft bearing 2126, with once cutting in fork unit 212, under being positioned at lowering or hoisting gear 2 centre position, cut fork shaft 2123 cut with scissors successively through wherein one first cut fork shaft fixing hole 2124 under cutting breeches pipe 2121 middle part outward, wherein cut the endoporus of the supermedial clutch shaft bearing 2126 of breeches pipe 2122 in one first, clutch shaft bearing 2126 endoporus at breeches pipe 2122 middle part is cut and another root first is outer cuts fork shaft fixing hole 2124 under cutting breeches pipe 2121 middle part in another root first, under neighbouring two, cut in fork unit 212, under being positioned at lowering or hoisting gear 2 anterior position, cut fork shaft 2123 successively through under being positioned at top, cut fork unit 212 wherein one first outer cut fork shaft fixing hole 2124 under cutting breeches pipe 2121 lower end, the wherein endoporus of one first clutch shaft bearing 2126 of cutting breeches pipe 2122 upper end of fork unit 212 is cut under being positioned at below, another root first of cutting fork unit 212 under being positioned at below cut breeches pipe 2122 upper end clutch shaft bearing 2126 endoporus and cut fork shaft fixing hole 2124 under cutting that another root first of fork unit 212 is outer under being positioned at top and cutting breeches pipe 2121 lower end, under being positioned at lowering or hoisting gear 2 rear position, cut fork shaft 2123 successively through under being positioned at below, cut fork unit 212 wherein one first outer cut fork shaft fixing hole 2124 under cutting breeches pipe 2121 lower end, the wherein endoporus of one first clutch shaft bearing 2126 of cutting breeches pipe 2122 upper end of fork unit 212 is cut under being positioned at top, another root first of cutting fork unit 212 under being positioned at top cut breeches pipe 2122 upper end clutch shaft bearing 2126 endoporus and cut fork shaft fixing hole 2124 under cutting that another root first of fork unit 212 is outer under being positioned at top and cutting breeches pipe 2121 lower end, under to cut fork shaft 2123 fixing with clutch shaft bearing 2126, under cut fork shaft 2123 and be installed with the first screw rod 2128, the two ends of the first screw rod 2128 are arranged with the first lockplate 2127, the first lockplate 2127 is pressed abd fixed on the first outer cutting on the outer wall of breeches pipe 2121 by the first nut 2129 being arranged on the first screw rod 2128, be positioned at and under bottom, cut first of fork unit 212 and cut breeches pipe 2122 and be hinged on chassis 11, chassis 11 is provided with two tracks 214Be positioned at that two first of cutting fork unit 212 under bottom are outer to cut breeches pipe 2121 and be all rotatablely equipped with rail wheel 215, described two rail wheels 215 are arranged on two tracks 214, be positioned at two first of cutting fork unit 212 under the top to cut and on breeches pipe 2122, be fixed with cylinder installation seat 216, the cylinder body of hoist cylinder 213 is hinged on cylinder installation seat 216, on cut fork unit 211 and comprise the two second outer breeches pipes 2111 of cutting, one be arranged on two second outer cut in first between breeches pipe 2111, cut breeches pipe 2122 and for connect second outer cut in breeches pipe 2111 and second, cut breeches pipe on cut fork shaft, the expansion link of hoist cylinder 213 be hinged on be positioned at bottom on cut first cutting on breeches pipe 2122 of fork unit 211, the lower end of cutting breeches pipe 2111 outside second, middle part and upper end all offer keep supplying cut fork shaft insertion on cut fork shaft fixing hole, the upper end of breeches pipe is cut in second, middle part and lower end all offer the second bearing mounting hole, the second bearing mounting hole is built with the second bearing, on same, cut in fork unit 211, be positioned at lowering or hoisting gear 2 centre position on cut fork shaft hinge successively through wherein one second outer cut breeches pipe 2111 middle part on cut fork shaft fixing hole, in second, cut the endoporus of supermedial the second bearing of breeches pipe and another root second outer cut breeches pipe 2111 middle part on cut fork shaft fixing hole, neighbouring two are cut in fork unit 211, be positioned at lowering or hoisting gear 2 anterior position on cut fork shaft successively through be positioned at top on cut fork unit 211 wherein one second outer cut breeches pipe 2111 lower end on cut fork shaft fixing hole, be positioned at below on cut the second bearing that breeches pipe upper end is cut in second of fork unit 211 endoporus and be positioned at top on cut another root second of fork unit 211 outer cut breeches pipe 2111 lower end on cut fork shaft fixing hole, be positioned at lowering or hoisting gear 2 rear position on cut fork shaft successively through be positioned at below on cut fork unit 211 wherein one second outer cut breeches pipe 2111 lower end on cut fork shaft fixing hole, be positioned at top on cut the second bearing that breeches pipe upper end is cut in second of fork unit 211 endoporus and be positioned at top on cut another root second of fork unit 211 outer cut breeches pipe 2111 lower end on cut fork shaft fixing hole, on cut fork shaft and the second bearing is fixed, on cut fork shaft and be installed with the second screw rod 2114, the two ends of the second screw rod 2114 are arranged with the second lockplate 2116, the second lockplate 2116 is pressed abd fixed on the second outer cutting on the outer wall of breeches pipe 2111 by the second nut 2115 being arranged on the second screw rod 2114, be positioned at the top on cut second of fork unit 211 and cut breeches pipe and be hinged on workbench 22 bottom, workbench 22 bottom is provided with two track 214 grooves, be positioned at the top on cut second of fork unit 211 and outer cut breeches pipe 2111 and be all rotatablely equipped with track 214 grooved roller, described two track 214 grooved roller are arranged in two track 214 grooves.Between the upper end being arranged on two the first outer scissor pipes 2121 of the lower scissor unit 212 in the top in the lower end of two the second outer scissor pipes 2111 of the upper scissor unit 211 of bottom, the lower end being positioned at two the second outer scissor pipes 2111 of the upper scissor unit 211 of bottom realizes coaxially hinged with the upper end of two the first outer scissor pipes 2121 of the lower scissor unit 212 being positioned at the top by the middle scissor axle 2117 of jacking system 2 anterior position, in second of the upper scissor unit 211 of bottom, the lower end of scissor pipe is arranged on the upper end in two first of the lower scissor unit 212 of the top between scissor pipe 2122, in second of the upper scissor unit 211 of bottom the lower end of scissor pipe and the upper end in two first of the lower scissor unit 212 of the top between scissor pipe 2122 coaxially hinged by middle scissor axle 2117 straight line being positioned at jacking system 2 rear position.Adopt this structure, by the upper scissor unit 211 that width is narrower, not only under the prerequisite ensureing wicking height, the weight that lifting hydraulic cylinder will carry is reduced by the thickness reducing upper scissor unit 211, improve plant efficiency and safety, and ensure that the stability of support by the lower scissor unit 212 of wider width.
In a pair neighbouring two upper scissor unit 211, second outer scissor pipe 2111 of the upper scissor unit 211 above being positioned at is provided with maintenance pole 2118, one end of maintenance pole 2118 is hinged on the second outer scissor pipe 2111, the other end of maintenance pole 2118 is fixed with fixing bayonet socket 21181, the the second outer scissor pipe 2111 being positioned at the upper scissor unit 211 of top be fixed with the outer scissor pipe 2111 of Fixing clamp-seat 2119, second for connecting and fixing bayonet socket 21181 and overhaul the pin-and-hole 21110 pole 2118 offered for inserting set pin.Adopt this structure, when needs overhaul, extract set pin, rotate maintenance pole 2118, fixing bayonet socket 21181 is aimed at Fixing clamp-seat 2119, and operates jacking system 2 and decline, maintenance pole 2118 is withstood on Fixing clamp-seat 2119, thus preventing in maintenance process, lifting hydraulic cylinder loses suddenly oil pressure and causes jacking system 2 to continue situation about declining, and decreases security risk.
Described scissor type elevating structure 21 is provided with Wiring duct structure, described Wiring duct structure comprises wiring hard tube 2171, wiring flexible pipe 2172 and the control line for controlling workplatform 22 work, wiring hard tube 2171 is fixed on scissor type elevating structure 21, wherein connected by wiring hard tube 2171 between adjacent wire hard tube 2171, wiring hard tube 2171, the Wiring duct that wiring flexible pipe 2172 is formed is set to workplatform 22 from chassis 11, control line is arranged on wiring hard tube 2171, in the Wiring duct that wiring flexible pipe 2172 is formed, wiring hard tube 2171 is fixed on scissor type elevating structure 21 by hard tube fixed mount 2173, wherein, hard tube fixed mount 2173 comprises fixed plate 2174 and the installation sheet 2175 of Ω shape, wiring hard tube 2171 passes from the fixed plate 2174 of Ω shape, and the two ends of the fixed plate 2174 of Ω shape are screwed on installation sheet 2175, thus wiring hard tube 2171 is fixed on hard tube fixed mount 2173, described installation sheet 2175 is fixed on scissor type elevating structure 21.Adopt this structure; by the Wiring duct that wiring hard tube 2171, wiring flexible pipe 2172 are formed; not only make control line can protect preferably in wiring hard tube 2171; and connected by wiring hard tube 2171 between adjacent wire hard tube 2171 and make in scissor type elevating structure 21 oscilaltion process, the activity that adjacent wire hard tube 2171 can comply with scissor type elevating structure 21 is rotated.
The end of wiring hard tube 2171 is provided with outside thread, and the end winding support of wiring flexible pipe 2172 has dop 2176, and dop 2176 is fixed in mounting pipe, and mounting pipe is provided with negative thread, thus mounting pipe is tightened to the end of wiring hard tube 2171.Adopt this structure, wiring hard tube 2171 and wiring flexible pipe 2172 can be very easy to throw off, thus facilitate installation and the maintenance of control line.
Above content described in this specification sheets is only to the explanation of the utility model example.The utility model person of ordinary skill in the field can make various amendment or supplements or adopt similar mode to substitute to described specific embodiment; only otherwise depart from the content of the utility model specification sheets or surmount this scope as defined in the claims, protection domain of the present utility model all should be belonged to.
Claims (3)
1. the jacking system of a scissor aerial work platform, it is characterized in that: comprise scissor type elevating structure and workplatform, described scissor type elevating structure comprises scissor unit, lower scissor unit and hoist cylinder, multiple upper scissor unit is hinged successively from bottom to top, multiple lower scissor unit is hinged successively from bottom to top, scissor unit is wherein descended to comprise two first outer scissor pipes, two are arranged on scissor pipe and the lower scissor axle for connecting scissor pipe in the first outer scissor pipe and first in first between two first outer scissor pipes, the lower end of the first outer scissor pipe, middle part and upper end all offer the lower scissor axle fixed orifice inserted for lower scissor axle, the upper end of scissor pipe in first, middle part and lower end all offer clutch shaft bearing mounting hole, clutch shaft bearing mounting hole is built with clutch shaft bearing, in same scissor unit once, the lower scissor axle hinge being positioned at jacking system midway location is successively through the lower scissor axle fixed orifice in the middle part of a wherein first outer scissor pipe, the wherein endoporus of the supermedial clutch shaft bearing of scissor pipe in one first, lower scissor axle fixed orifice in the middle part of clutch shaft bearing endoporus in another root first in the middle part of scissor pipe and another root first outer scissor pipe, in neighbouring two lower scissor unit, the lower scissor axle being positioned at jacking system anterior position is successively through the lower scissor axle fixed orifice of a wherein first outer scissor pipe lower end of lower scissor unit being positioned at top, be positioned at the endoporus of the wherein clutch shaft bearing of a first scissor pipe upper end of the lower scissor unit of below, the lower scissor axle fixed orifice of another root first outer scissor pipe lower end of the endoporus being positioned at the clutch shaft bearing of another root first scissor pipe upper end of the lower scissor unit of below and the lower scissor unit being positioned at top, the lower scissor axle being positioned at jacking system rear position is successively through the lower scissor axle fixed orifice of a wherein first outer scissor pipe lower end of lower scissor unit being positioned at below, be positioned at the endoporus of the wherein clutch shaft bearing of a first scissor pipe upper end of the lower scissor unit of top, the lower scissor axle fixed orifice of another root first outer scissor pipe lower end of the endoporus being positioned at the clutch shaft bearing of another root first scissor pipe upper end of the lower scissor unit of top and the lower scissor unit being positioned at top, lower scissor axle and clutch shaft bearing are fixed, lower scissor axle is installed with the first screw rod, the two ends of the first screw rod are arranged with the first lockplate, first lockplate is pressed abd fixed on the outer wall of the first outer scissor pipe by the first nut be arranged on the first screw rod, the the first scissor pipe being positioned at the lower scissor unit of bottom is hinged on chassis, chassis is provided with two tracks, two the first outer scissor Guan Jun being positioned at the lower scissor unit of bottom are rotatablely equipped with rail wheel, described two rail wheels are arranged on two tracks, two the first scissor pipes being positioned at the lower scissor unit of the top are fixed with cylinder installation seat, the cylinder body of hoist cylinder is hinged on cylinder installation seat, upper scissor unit comprises two second outer scissor pipes, one is arranged on scissor pipe and the upper scissor axle for connecting scissor pipe in the second outer scissor pipe and second in first between two second outer scissor pipes, the expansion link of hoist cylinder is hinged on the first scissor pipe of the upper scissor unit being positioned at bottom, the lower end of the second outer scissor pipe, middle part and upper end all offer the upper scissor axle fixed orifice kept supplying scissor axle and insert, the upper end of scissor pipe in second, middle part and lower end all offer the second bearing mounting hole, second bearing mounting hole is built with the second bearing, in same upper scissor unit, the upper scissor axle hinge being positioned at jacking system midway location is successively through the upper scissor axle fixed orifice in the middle part of a wherein second outer scissor pipe, upper scissor axle fixed orifice in second in the middle part of the endoporus of supermedial second bearing of scissor pipe and another root second outer scissor pipe, in neighbouring two upper scissor unit, the upper scissor axle being positioned at jacking system anterior position is successively through the upper scissor axle fixed orifice of a wherein second outer scissor pipe lower end of upper scissor unit being positioned at top, the upper scissor axle fixed orifice of another root second outer scissor pipe lower end of the endoporus being positioned at the second bearing of the second scissor pipe upper end of the upper scissor unit of below and the upper scissor unit being positioned at top, the upper scissor axle being positioned at jacking system rear position is successively through the upper scissor axle fixed orifice of a wherein second outer scissor pipe lower end of upper scissor unit being positioned at below, the upper scissor axle fixed orifice of another root second outer scissor pipe lower end of the endoporus being positioned at the second bearing of the second scissor pipe upper end of the upper scissor unit of top and the upper scissor unit being positioned at top, upper scissor axle and the second bearing are fixed, upper scissor axle is installed with the second screw rod, the two ends of the second screw rod are arranged with the second lockplate, second lockplate is pressed abd fixed on the outer wall of the second outer scissor pipe by the second nut be arranged on the second screw rod, the the second scissor pipe being positioned at the upper scissor unit of the top is hinged on bottom workplatform, two rail grooves are provided with on bottom workplatform, the the second outer scissor Guan Jun being positioned at the upper scissor unit of the top is rotatablely equipped with rail groove roller, described two rail groove rollers are arranged in two rail grooves, between the upper end being arranged on two the first outer scissor pipes of the lower scissor unit in the top in the lower end of two the second outer scissor pipes of the upper scissor unit of bottom, the lower end being positioned at two the second outer scissor pipes of the upper scissor unit of bottom realizes coaxially hinged with the upper end of two the first outer scissor pipes of the lower scissor unit being positioned at the top by the middle scissor axle of jacking system anterior position, in second of the upper scissor unit of bottom, the lower end of scissor pipe is arranged on the upper end in two first of the lower scissor unit of the top between scissor pipe, in second of the upper scissor unit of bottom the lower end of scissor pipe and the upper end in two first of the lower scissor unit of the top between scissor pipe coaxially hinged by the middle scissor axle straight line being positioned at jacking system rear position, described scissor type elevating structure is provided with Wiring duct structure, described Wiring duct structure comprises wiring hard tube, wiring flexible pipe and the control line for controlling workplatform work, wiring hard tube is fixed on scissor type elevating structure, wherein connected by wiring hard tube between adjacent wire hard tube, wiring hard tube, the Wiring duct that wiring flexible pipe is formed is set to workplatform from chassis, control line is arranged on wiring hard tube, in the Wiring duct that wiring flexible pipe is formed, wiring hard tube is fixed on scissor type elevating structure by hard tube fixed mount, wherein, hard tube fixed mount comprises fixed plate and the installation sheet of Ω shape, wiring hard tube passes from the fixed plate of Ω shape, and the two ends of the fixed plate of Ω shape are screwed on installation sheet, thus wiring hard tube is fixed on hard tube fixed mount, described installation sheet is fixed on scissor type elevating structure.
2. the jacking system of scissor aerial work platform according to claim 1, it is characterized in that: in a pair neighbouring two upper scissor unit, second outer scissor pipe of the upper scissor unit above being positioned at is provided with maintenance pole, one end of maintenance pole is hinged on the second outer scissor pipe, the other end of maintenance pole is fixed with fixing bayonet socket, the the second outer scissor pipe being positioned at the upper scissor unit of top is fixed with Fixing clamp-seat for connecting and fixing bayonet socket, the second outer scissor pipe with overhaul pin-and-hole pole offered for inserting set pin.
3. the jacking system of scissor aerial work platform according to claim 1, it is characterized in that: the end of wiring hard tube is provided with outside thread, the end winding support of wiring flexible pipe has dop, dop is fixed in mounting pipe, mounting pipe is provided with negative thread, thus mounting pipe is tightened to the end of wiring hard tube.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520190084.XU CN204588642U (en) | 2015-03-31 | 2015-03-31 | The jacking system of scissor aerial work platform |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520190084.XU CN204588642U (en) | 2015-03-31 | 2015-03-31 | The jacking system of scissor aerial work platform |
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| CN204588642U true CN204588642U (en) | 2015-08-26 |
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Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104724646A (en) * | 2015-03-31 | 2015-06-24 | 浙江鼎力机械股份有限公司 | Shear-fork type lifting device for aerial work platform |
| US10167181B2 (en) | 2016-07-22 | 2019-01-01 | Chejiang Dingli Machinery Co., Ltd. | Hydraulic steering shear-fork type aerial work platform |
| WO2022041272A1 (en) * | 2020-08-31 | 2022-03-03 | 苏州铭冠软件科技有限公司 | Reinforced scissor elevating platform |
-
2015
- 2015-03-31 CN CN201520190084.XU patent/CN204588642U/en active Active
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104724646A (en) * | 2015-03-31 | 2015-06-24 | 浙江鼎力机械股份有限公司 | Shear-fork type lifting device for aerial work platform |
| US10167181B2 (en) | 2016-07-22 | 2019-01-01 | Chejiang Dingli Machinery Co., Ltd. | Hydraulic steering shear-fork type aerial work platform |
| WO2022041272A1 (en) * | 2020-08-31 | 2022-03-03 | 苏州铭冠软件科技有限公司 | Reinforced scissor elevating platform |
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