CN2734895Y

CN2734895Y - Step repairing rack

Info

Publication number: CN2734895Y
Application number: CN 200420089367
Authority: CN
Inventors: 钟玉
Original assignee: BEIJING KANGDE ENVIRONMENT TECHNOLOGY Co Ltd
Current assignee: Kangde Investment Group Limited
Priority date: 2004-08-31
Filing date: 2004-08-31
Publication date: 2005-10-19
Anticipated expiration: 2014-08-31

Abstract

The utility model discloses a step repairing rack which is relates to a falsework. The step repairing rack comprises two frames respectively on step ladders of different heights, an antihunt means folded between the frames and the earth surface or the lower step ladders, a draw rod connected between the two frames making the frames form stable structure, a triangle tie frame, an outer cantilever floor sheet and a floor sheet with a door. The triangle tie frame is installed outside the two frames, the outer cantilever floor sheet is installed on the triangle tie frame, and the floor sheet with a door and the outer cantilever floor sheet are respectively installed on the inner and outer sides of the two frames. The sep repairing rack of the utility model can be adjusted the angle, causing the whole rack safe and stable, because the two frames are respectively supported on step ladders of different heights. The triangle tie frame and the outer cantilever floor sheet make maintenance personnels closer to the maintenance position, easy to work. The arm brace can support the triangle tie frame on optional positions. The utility model has the advantages of simple structure, safety and reliability, convenient disassembly and assembly, facilitating carrying.

Description

The ladder maintenance rig

Technical field

The utility model relates to a kind of scaffold, the scaffold that particularly a kind of facility that can be placed on the ladder eminence keeps in repair.

Background technology

Have many facilities to need frequent maintenance on the ladder of office building, auditoriums, hotels, the existing maintenance rig of climbing to a higher point is not suitable for using on ladder owing to its structural reason.Some scaffolds that can use on ladder are generally the steel loose mail at present, and it exists transportation inconvenience, the long shortcoming of installation period.

Summary of the invention

For solving the problem that prior art exists, the utility model provides a species stage maintenance rig.It has solved transportation inconvenience, the long problem of installation period that existing like product exists.

Ladder maintenance rig of the present utility model include two on the ladder that lays respectively at differing heights framework 4, be installed in stabilizer 3 between framework 4 and ground or the lower step, be connected and make two frameworks 4 form pull bar 9, triangle bracket 5, outer cantilever pedal 7 and the band door pedal 8 of rock-steady structures between two frameworks 4, described triangle bracket 5 is installed in the outside of two frameworks 4, outer cantilever pedal 7 is installed on the triangle bracket 5, and band door pedal 8 and outer cantilever pedal 7 are installed on the medial and lateral of two frameworks 4 respectively.

In the said structure, also be fitted with the adjustable support leg 2 that to adjust height in the lower end of each framework 4.Be connected with brake caster 1 in the lower end of adjustable support leg 2.

On triangle bracket 5, also be provided with spike 6, described spike 6 by support bar 6-1, be supported on ground bearing 6-2, the revolution folder 6-3 that support bar 6-1 is connected with triangle bracket 5 formed, revolution folder 6-3 is installed on the top of support bar 6-1, and the bottom of support bar 6-1 and bearing 6-2 are hinged.

Ladder maintenance rig of the present utility model is supported on respectively on the ladder of differing heights owing to two framework, and has stabilizer 3 to support, and can adjust angle, makes full frame safety and stability.Triangle bracket 5 and outer cantilever pedal 7 make the maintenance personal more approach the maintenance position, are convenient to work.Spike 6 is support triangle support 5 at an arbitrary position.The utlity model has advantage simple in structure, safe and reliable, convenient to disassembly, that be convenient to transport.

Figure of description

Fig. 1 is a general structure schematic diagram of the present utility model, Fig. 2 is Fig. 1 right view, Fig. 3 is the structural representation of brake caster 1, and Fig. 4 is the structural representation of adjustable support leg 2, and Fig. 5 is the structural representation of stabilizer 3, Fig. 6 is the structural representation of the framework 4 of a unit, Fig. 7 is the structural representation of triangle bracket 5, and Fig. 8 is the structural representation of spike 6, and Fig. 9 is the structural representation of outer cantilever pedal 7, Figure 10 is the vertical view of Fig. 9, and Figure 11 is the structural representation of band door pedal 8.

The specific embodiment

Below in conjunction with accompanying drawing the utility model is done detailed explanation:

Consult Fig. 1, the ladder maintenance rig of present embodiment is made up of brake caster 1, adjustable support leg 2, stabilizer 3, framework 4, triangle bracket 5, spike 6, outer cantilever pedal 7, band door pedal 8 and pull bar 9.Two frameworks 4 lay respectively on the ladder of differing heights, and stabilizer 3 is installed between framework 4 and ground or the lower step, and pull bar 9 is connected and makes two frameworks form rock-steady structure between two frameworks.Described triangle bracket 5 is installed in the laterally same of two frameworks 4, and outer cantilever pedal 7 is installed on the triangle bracket 5, and band door pedal 8 and outer cantilever pedal 7 are installed on the medial and lateral of two frameworks 4 respectively.

Be fitted with the adjustable support leg 2 that to adjust height in the lower end of each framework 4.Be fitted with brake caster 1 in the lower end of adjustable support leg 2.

Consult Fig. 3, it shown in the figure brake caster 1, the wheel carrier 1-1 that described brake caster 1 is plugged by the lower end with adjustable support leg 2, form with hinged handle 1-3, the transverse axis 1-6 of wheel carrier 1-1 and wheel 1-2 and wheel shaft 1-4, on handle 1-3, have L shaped through hole 1-5, the wheel shaft 1-4 of described wheel 1-2 is arranged among the through hole 1-5, and transverse axis 1-6 is installed on the wheel carrier.During use, when handle 1-3 was in upper position, wheel shaft 1-4 was free to rotate; When handle 1-3 is in the position of bottom, be the position of brake, wheel shaft 1-4 is positioned at the other end of through hole 1-5, and this moment, wheel 1-2 displacement produced friction with transverse axis 1-6, and wheel can't rotate.Brake caster 1 is the strong point of full frame, during service work, the castor band is braked well.

Consult Fig. 4, it shown in the figure adjustable support leg 2, described adjustable support leg 2 is made up of passive screw rod 2-1 and nut 2-2, nut 2-2 by be sleeved on screw rod 2-1 go up and be supported on framework 4 lower ends sleeve pipe 2-6, form with fixedly connected upper clamp 2-3, the lower clamp 2-5 that has the tooth that matches with screw rod 2-1 on it and the spring leaf 2-4 of sleeve pipe 2-6, lower clamp 2-5 and upper clamp 2-3 are hinged, and the tooth of lower clamp 2-5 and the close-fitting spring leaf 2-4 of screw rod 2-1 are arranged between upper clamp 2-3 and the lower clamp 2-5.Move lower clamp 2-5 during use, its tooth is separated with screw rod 2-1, can move up and down nut 2-2 this moment, freely adjusts the height of framework; When decontroling lower clamp 2-5, its tooth and screw rod 2-1 engagement, the height of the adjustment framework that rotating nut 2-2 can be micro-.

Consult Fig. 5, it shown in the figure stabilizer 3, stabilizer 3 is by base 3-3, the main strut 3-4 of extension type sleeve structure, clamp 3-6, pay pole 3-5, locknut ears fastener 3-2 and spring collar 3-1 form, interior bar and the base 3-3 of main strut 3-4 are hinged, have several pin-and-holes 3-7 on the outer bar of main strut 3-4, pin-and-hole 3-7 place by spring collar 3-1 with the interior bar of main strut 3-4 with outside bar fix, the clamp 3-6 hinged with paying pole 3-5 is clamped on the outer bar of main strut 3-4, and the upper end of bar respectively is connected with one and is used for the locknut ears fastener 3-2 that is connected with framework 4 outside the upper end of paying pole 3-5 and main strut 3-4.

Consult Fig. 6, it shown in the figure framework 4 of a unit, each framework 4 is the detachable sandwich constructions that are composed of multiple units, the framework 4 of each unit is made up of interconnective crossbeam 4-2 and upright beam 4-3, and the sleeve pipe 4-5 of the framework 4 lower end legs of a last unit is inserted in next unit framework 4 upper ends and is clamped by spring clip 4-6.Described framework 4 is supports of full frame, and every layer of framework 4 can be assigned fast and connect height, up to the height that requires.

Consult Fig. 7, it shown in the figure triangle bracket 5, described triangle bracket 5 is made up of the support 5-1 and the clamp sleeve 5-2 of right-angled triangle, and the right-angle side of support 5-1 is horizontally disposed with, be connected with on another right-angle side of support 5-1 can with the fixing clamp sleeve 5-2 of framework 4.It constitutes the frame of encorbelmenting of framework, has enlarged maintenance face.

Consulting Fig. 8, is spike 6 shown in the figure, and its support triangle support 5 is the stressed strong point of triangle bracket 5 on ground.Described spike 6 by support bar 6-1, be supported on ground bearing 6-2, the revolution folder 6-3 that support bar 6-1 is connected with triangle bracket 5 formed, the top that 6-3 is installed on support bar 6-1 is pressed from both sides in revolution, the bottom of support bar 6-1 and bearing 6-2 are hinged.

Consult Fig. 9 and Figure 10, it shown in the figure outer cantilever pedal 7, described outer cantilever pedal 7 is made up of pipe 7-1, panel 7-2 and thumb bolt hook 7-3, the pipe 7-1 of She Zhiing is linked to be a support body in length and breadth, panel 7-2 is riveted on this support body, is connected with the thumb bolt hook 7-3 that can hang on the triangle bracket 5 on the pipe 7-1 at support body two ends.Outer cantilever pedal 7 is overlapped on the triangle bracket 5 with quick hook, becomes work plane.

Consult Figure 11, be band door pedal 8 shown in the figure, described band door pedal 8 is to connect door 8-1 by hinge 8-3 on its panel 8-2.Band door pedal 8 is overlapped on the framework 4 by quick hook, and personnel can enter the last layer face by aperture of door.

Claims

1, the ladder maintenance rig, it is characterized in that: it includes two frameworks (4) on the ladder that lays respectively at differing heights, be installed in the stabilizer (3) between framework (4) and ground or the lower step, be connected and make two frameworks (4) form the pull bar (9) of rock-steady structure between two frameworks (4), triangle bracket (5), outer cantilever pedal (7) and band door pedal (8), described triangle bracket (5) is installed in the laterally same of two frameworks (4), outer cantilever pedal (7) is installed on the triangle bracket (5), band door pedal (8) and outer cantilever pedal (7) be installed on respectively two frameworks (4) in, the outside.

2, ladder maintenance rig according to claim 1 is characterized in that: be fitted with the adjustable support leg (2) that can adjust height in the lower end of each framework (4).

3, ladder maintenance rig according to claim 2 is characterized in that: the lower end at adjustable support leg (2) is connected with brake caster 1.

4, ladder maintenance rig according to claim 3, it is characterized in that: the wheel carrier (1-1) that described brake caster (1) is connected by the lower end with adjustable support leg (2), form with hinged handle (1-3), transverse axis (1-6) and wheel (1-2) and the wheel shaft (1-4) of wheel carrier (1-1), on handle (1-3), have L shaped through hole (1-5), the wheel shaft (1-4) of described wheel (1-2) is arranged in the through hole (1-5), and transverse axis (1-6) is installed on the wheel carrier.

5, ladder maintenance rig according to claim 2, it is characterized in that: described adjustable support leg (2) is made up of screw rod (2-1) and nut (2-2), the sleeve pipe (2-6) of framework (4) lower end is gone up and be supported on to nut (2-2) by being sleeved on screw rod (2-1), the upper clamp (2-3) of fixedlying connected with sleeve pipe (2-6), the lower clamp (2-5) that has the tooth that matches with screw rod (2-1) on it, and spring leaf (2-4) is formed, lower clamp (2-5) is hinged with upper clamp (2-3), and the tooth of lower clamp (2-5) and the close-fitting spring leaf of screw rod (2-1) (2-4) are arranged between upper clamp (2-3) and the lower clamp (2-5).

6, ladder maintenance rig according to claim 1, it is characterized in that: stabilizer (3) is by base (3-3), the main strut of extension type sleeve structure (3-4), clamp (3-6), pay pole (3-5), locknut ears fastener (3-2) and spring collar (3-1) are formed, the interior bar of main strut (3-4) and base (3-3) are hinged, have several pin-and-holes (3-7) on the outer bar of main strut (3-4), pin-and-hole (3-7) locate by spring collar (3-1) with the interior bar of main strut (3-4) with outside bar fix, the clamp (3-6) hinged with paying pole (3-5) is clamped on the outer bar of main strut (3-4), respectively is connected with one in the upper end of upper end of paying pole (3-5) and main strut (3-4) outer tube and is used for the locknut ears fastener (3-2) that is connected with framework (4).

7, ladder maintenance rig according to claim 1, it is characterized in that: each framework (4) is the detachable sandwich construction that is composed of multiple units, the framework of each unit (4) is made up of interconnective crossbeam (4-2) He Liliang (4-3), and the sleeve pipe (4-5) of the framework of a last unit (4) lower end leg is inserted in next unit framework (4) upper end and is clamped by spring clip (4-6).

8, ladder maintenance rig according to claim 1, it is characterized in that: described triangle bracket (5) is made up of the support (5-1) and the clamp sleeve (5-2) of right-angled triangle, a right-angle side of support (5-1) is horizontally disposed with, be connected with on another right-angle side of support (5-1) can with the fixing clamp sleeve (5-2) of framework (4).

9, according to claim 1 or 8 described ladder maintenance rigs, it is characterized in that: on triangle bracket (5), also be provided with spike (6), described spike (6) by support bar (6-1), be supported on ground bearing (6-2), the revolution folder (6-3) that support bar (6-1) is connected with triangle bracket (5) formed, revolution folder (6-3) is installed on the top of support bar (6-1), and the bottom of support bar (6-1) and bearing (6-2) are hinged.

10, ladder maintenance rig according to claim 1, it is characterized in that: described outer cantilever pedal (7) is made up of pipe (7-1), panel (7-2) and thumb bolt hook (7-3), the pipe of She Zhiing (7-1) is linked to be a support body in length and breadth, panel (7-2) is riveted on this support body, is connected with the thumb bolt hook (7-3) that can hang on the triangle bracket (5) on the pipe (7-1) at support body two ends; Described band door pedal (8) is to go up by hinge (8-3) at its panel (8-2) to connect door (8-1).