Mast climb type aerial working platform
Technical field
The utility model relates to a kind of aerial platform.
Background technology
Existing aerial work platform as scissor-type lift work platform, column type lift work platform and telescopic lift work platform, generally be used for the carrying of installation, maintenance or the high-altitude goods of street lamp, and other does not highly include high aerial work.They generally all exist adjustable height not enough, the shortcoming that the scope of work top is little.In addition, have now when carrying out building wall construction, all need to scaffold erecting, building and removing of scaffold is consuming time, and safety inadequately.Go back neither one operation on a large scale now, and the high aerial platform of adjustable height was reported openly.
Summary of the invention
In order to solve the technological deficiency of above-mentioned existence, the purpose of this utility model provides a kind of mast climb type aerial working platform, and it has the advantages that job area is big, adjustable height is high, safe and reliable.
In order to realize above-mentioned technical purpose, the utility model adopts following technical scheme:
Mast climb type aerial working platform, this aerial work platform comprises running gear, base, leg assembly, upright tower assembly and platform assembly, running gear is arranged on the bottom of base, and the leg assembly is arranged on four bights of base, is set with connecting frame on base; Described upright tower assembly is made of top cover and a plurality of standard knot, the standard knot of bottommost is fixedlyed connected with connecting frame is dismountable, the standard knot at top is fixedlyed connected with top cover is dismountable, described standard knot is a tower structure, also passes through dismountable fixedly connected between each standard knot respectively; One side of described connecting frame and each standard knot is respectively arranged with vertical tooth bar, and the tooth bar on connecting frame and a plurality of standard knot is interconnected to constitute toothed track; Described platform assembly comprises work top, protective guard and power set, be set with installing rack on the work top, described upright tower is located in the installing rack, be respectively equipped with roller on the bight of installing rack, roller rolls with the vertical rod of standard knot and pastes mutually, and a side of installing rack is set with fixed head, described power set comprise motor, motor is fixed on the fixed head, and motor is connected with travelling gear by gearbox, and travelling gear is meshed with described tooth bar; Also be provided with anti-falling safety device on the described fixed head, anti-falling safety device comprises anti-fall gear, and anti-fall gear also is meshed with described tooth bar.
As preferably, described standard knot is the tower structure of four montants and cross bar and brace welding formation, the lower end of four montants is respectively the tenon pipe, the upper end is respectively and the suitable notch of tenon pipe, upper and lower two standard knots splice mutually by tenon pipe and notch, and weld respectively at the inboard upper and lower end of four montants and to be provided with tube connector, two standard knots are fixedly connected by the bolt that is provided with in tube connector.Above-mentioned structure has been guaranteed the stability and safety of upright tower assembly on the one hand, and standard knot can add easily on the other hand, to increase the height of upright tower assembly integral.
As preferably, described upright tower assembly also comprises the wall anchoring device, the wall anchoring device is made up of two fixed bars, two telescopic adjustment bars, a stabiliser bar, two fixed bars are set in parallel in the inboard of upright tower assembly, one end of two telescopic adjustment bars is fixed on two fixed bars by the anchor ear group respectively, the hinged respectively fixed head that offsets with wall that is provided with of the other end of telescopic adjustment bar, stabiliser bar one end is connected by the anchor ear group with a telescopic adjustment bar, and the other end of stabiliser bar is connected with fixed head on the other telescopic adjustment bar.The wall anchoring device has further been guaranteed stable and safety of the present utility model.
As preferably, described platform assembly is provided with the operation indicating loudspeaker, and the operation indicating loudspeaker are by being arranged on the control of platform assembly upper sensor, and vertically installs in the bottom of upright tower assembly and to be provided with trigger board.The operation indicating loudspeaker are used for the personnel of vigilant platform assembly below, and the accident that prevents takes place.
As preferably, described platform assembly also comprises upright tower protective cover, upright tower protective cover be arranged on installing rack around, the height of upright tower protective cover is the height of 2~4 standard knots.
As preferably, described leg assembly is made of expansion link and leg, the hinged bight that is arranged on base of expansion link one end, leg is arranged on the other end of expansion link, and leg is made up of chassis, cylindrical shell and screw mandrel, cylindrical shell is movably arranged in the expansion link, the upper end of cylindrical shell is provided with nut, and the screw mandrel upper end is interior hexagonal column cap, and the lower end is through on the nut of cylindrical shell, the lower end of cylindrical shell is connected with universal ball end, and universal ball end is arranged in the ball cup on chassis by gland.By expansion link the scope that leg has further enlarged leg is set, has increased stability, in addition, the leg of above-mentioned structure has also further increased the stability of leg.
As preferably, described base is provided with the center jack device in the connecting frame position.The center jack device mainly also is in order further to increase whole stability.
As preferably, described platform assembly is provided with the upper limit of rising and the downscale protection Hall element of decline.Hall element is rented and is used to control the upper limit of rising and the lower limit of decline.
As preferably, described top cover comprises two top boards arranged in a crossed manner, lifting hole(eyelet) is set on the top board, and be respectively arranged with the erosion control ejection device in two sides of top cover, the erosion control ejection device is made of junction plate, cushion pad and dormant bolt, cushion pad is fixed on the junction plate bottom, and junction plate is fixed on the top cover by dormant bolt.Lifting hole(eyelet) is set on the top board helps the top cover installation, cushion pad is mainly used in anti-rushing to summit.
As preferably, the upper and lower in four bights of described installing rack is respectively equipped with roller, and every place roller is respectively two, and the setting that meets at right angles of two rollers is rolled with standard knot vertical rod lateral surface respectively and pasted mutually.Above-mentioned structure is mainly used in and guarantees the stable of the rising of platform assembly, decline.
The utility model by the motor-driven travelling gear, makes the upper and lower motion on tooth bar of whole platform assembly owing to adopted above-mentioned technical scheme, and anti-falling safety device can prevent that then platform assembly decrease speed is too fast, makes smooth decreasing.The utility model has enlarged the scope of work top, and standard knot can unconfinedly add, and has enlarged the height that work top rises, and has the advantages that job area is big, adjustable height is high, safe and reliable.
Description of drawings
Fig. 1 is a structural representation of the present utility model.
Fig. 2 is the right view of Fig. 1.
Fig. 3 is the vertical view of Fig. 1.
Fig. 4 is the structural representation of the utility model base, leg assembly, running gear.
Fig. 5 is the vertical view of Fig. 4.
Fig. 6 is the structural representation of the utility model base, leg assembly, running gear, upright tower assembly.
Fig. 7 is the structural representation of the utility model standard knot.
Fig. 8 is the structural representation of the utility model wall anchoring device.
Fig. 9 is the structural representation of the utility model leg.
Figure 10 is the structural representation of the utility model top cover.
The specific embodiment
Below in conjunction with accompanying drawing the specific embodiment of the present utility model is made a detailed explanation.
As Fig. 1, Fig. 2, mast climb type aerial working platform shown in Figure 3, this aerial work platform comprises running gear 3, base 1, leg assembly 2, upright tower assembly 4 and platform assembly 5.As Fig. 4, shown in Figure 5, running gear 3 is arranged on the bottom of base 1, and leg assembly 2 is arranged on four bights of base 1, and leg assembly 2 is made of expansion link 22 and leg 21, the hinged bight that is arranged on base 1 of expansion link 22 1 ends, leg 21 is arranged on the other end of expansion link 22.As shown in Figure 9, leg 21 is made up of chassis 24, cylindrical shell 23 and screw mandrel 25, cylindrical shell 23 is movably arranged in the expansion link 22, the upper end of cylindrical shell 23 is provided with nut 26, screw mandrel 25 upper ends are interior hexagonal column cap 19, the lower end is through on the nut 26 of cylindrical shell 23, and the lower end of cylindrical shell 23 is connected with universal ball end 27, and universal ball end 27 is arranged in the ball cup on chassis 24 by gland 28.As shown in Figure 5, also be set with connecting frame 11 on base 1, base 1 is provided with center jack device 12 in connecting frame 11 positions.
As shown in Figure 6, upright tower assembly 4 is made of top cover 7 and a plurality of standard knot 40.As shown in Figure 7, standard knot 40 is the tower structure of four montants 43 and cross bar 47 and brace 48 welding formations, the lower end of four montants 43 is respectively tenon pipe 45, the upper end is respectively the notch 46 suitable with tenon pipe 45, upper and lower two standard knots 40 splice mutually by tenon pipe 45 and notch 46, and weld respectively at the inboard upper and lower end of four montants 43 that to be provided with 44, two standard knots of tube connector 40 dismountable fixedly connected by the bolt 49 of setting tube connector 44 in.The standard knot 40 of bottommost is also fixedlyed connected by same mode is dismountable with connecting frame 11, and the standard knot 40 at top is also fixedlyed connected by same mode is dismountable with top cover 7.As shown in Figure 6, a side of connecting frame 11 and each standard knot 40 is respectively arranged with vertical tooth bar 41, and the tooth bar 41 on connecting frame 11 and a plurality of standard knot 40 is interconnected to constitute toothed track.As shown in figure 10, top cover 7 comprises two top boards arranged in a crossed manner, lifting hole(eyelet) 71 is set on the top board, and be respectively arranged with the erosion control ejection device in two sides of top cover 7, the erosion control ejection device is made of junction plate 73, cushion pad 74 and dormant bolt 72, cushion pad 74 is fixed on junction plate 73 bottoms, and junction plate 73 is fixed on the top cover 7 by dormant bolt 72.
As shown in Figure 1 and Figure 2, upright tower assembly 4 also comprises wall anchoring device 6.As shown in Figure 8, wall anchoring device 6 is made up of two fixed bars 61, two telescopic adjustment bars 62, a stabiliser bar 63, two fixed bars 61 are set in parallel in work top 52 inboards, one end of two telescopic adjustment bars 62 is fixed on two fixed bars 61 by anchor ear group 64 respectively, the hinged respectively fixed head 65 that offsets with wall that is provided with of the other end of telescopic adjustment bar 62, stabiliser bar 63 1 ends are connected by anchor ear group 64 with a telescopic adjustment bar 62, and stabiliser bar 63 other ends are connected with fixed head 65 on the other telescopic adjustment bar 62.
As shown in Figure 1 and Figure 2, platform assembly 5 comprises work top 52, protective guard 50, protection ladder 58 and power set, be set with installing rack 53 on the work top 52, described upright tower assembly 4 is located in the installing rack 53, the upper and lower in four bights of installing rack 53 is respectively equipped with roller 56, every place roller 56 is respectively two, and the setting that meets at right angles of two rollers 56 is rolled with standard knot 40 vertical rod lateral surfaces respectively and pasted mutually.A side of installing rack 53 is set with fixed head 57, and described power set comprise motor 8, and motor 8 is fixed on the fixed head 57, and motor 8 is connected with travelling gear 81 by gearbox, and travelling gear 81 is meshed with described tooth bar 41; Also be provided with anti-falling safety device 9 on the described fixed head 57, anti-falling safety device 9 comprises anti-fall gear 91, and anti-fall gear 91 also is meshed with described tooth bar 41.As shown in Figure 2, platform assembly 5 also comprises upright tower protective cover 55, upright tower protective cover 55 be arranged on installing rack 53 around, the height of upright tower protective cover 55 is the height of 3 standard knots 40.In addition, platform assembly 5 is provided with operation indicating loudspeaker 57, and operation indicating loudspeaker 57 are controlled by being arranged on platform assembly 5 upper sensors, and is provided with sensor-triggered plate 42 vertical installation the in the bottom of upright tower assembly 4.Simultaneously, platform assembly 5 is provided with the upper limit of rising and the downscale protection Hall element of decline.