CN201121090Y

CN201121090Y - Upper, lower kickplate folding and expanding mechanism of folding type automatic escalator step

Info

Publication number: CN201121090Y
Application number: CNU200720075495XU
Authority: CN
Inventors: 袁华山
Original assignee: Wujiang Quansheng Mechanical & Electrical Co Ltd
Current assignee: Wujiang Quansheng Mechanical & Electrical Co Ltd
Priority date: 2007-10-15
Filing date: 2007-10-15
Publication date: 2008-09-24
Anticipated expiration: 2017-10-15

Abstract

The utility model relates to a folding and unfolding mechanism of upper and lower kickplates of a folding type escalator step. The folding and unfolding mechanism is provided with an upper kickplate component, a lower kickplate component, a swinging arm and a controllable hook lock mechanism, wherein, a rotating seat which can rotate around a supporting axle fixed on the step board is fixed on the upper kickplate component, a supporting arm which can rotate around the supporting axle is fixed on the lower kickplate component, the rotating seat is connected with the supporting arm through a steel wire rope, the other end of the supporting arm is fixed and connected with a sliding axle with both ends inserted into the arc-shaped groove of the swinging arm, one end of the swinging arm is movably connected with the main wheel axle of the step, the other end is fixed on an auxiliary wheel axle for the installation of the controllable hook lock mechanism, the controllable hook lock mechanism is provided with a hanging hook, a shifting block and a roller, wherein, a wrist is fixed on the shifting block, the roller is installed at the end part of the shifting block, and the handing hook is movably connected with the wrist. By being connected and mutually matched with the other components of the step, the folding and unfolding mechanism can realize the folding and unfolding of the step during the running process, and provides a necessary component for the folding type step required by the manufacture of a movable type escalator.

Description

Folding and the development mechanism of the kickplate up and down of folding automatic escalator step

Technical field

The utility model relates to escalator step, especially the parts of folding automatic escalator step.

Background technology

The kickplate assembly of existing escalator step is that monoblock kickplate and other parts are connected to form, this kickplate assembly can not change after being fixed on the A-frame of step, step its thickness in operational process cannot be changed, step its tread when the staircase nadir is overhead higher, be not easy to passenger's escalator up and down, this uses portable escalator to be restricted with regard to making the occasion that the ladder hole can't be set.

Summary of the invention

For being in operation, escalator step can fold and launch, the utility model provides a kind of kickplate up and down of folding automatic escalator step folding and development mechanism, step is in operation realizes folding or expansion, the thickness of step can change in its operational process.

Folding and the development mechanism of the kickplate up and down of the folding automatic escalator step that the utility model provides has last kickplate assembly, time kickplate assembly, swing arm, controlled hook lock mechanism, and their structure and interconnected relationship are as follows:

A, last kickplate assembly comprise kickplate and cladding plate thereof, on the cladding plate of last kickplate, be fixed with swivel base, the upper end of swivel base is provided with and is fixed on the annulus of the fulcrum loose joint on the pedal assembly of step, also be fixed with an end of the torsion spring that is installed on the fulcrum on the swivel base, the other end of this torsion spring is fixed on the pedal assembly;

B, following kickplate assembly comprise kickplate and cladding plate thereof down, on the cladding plate of following kickplate, be fixed with bearing, be fixed with support arm on the bearing, one end of support arm is provided with and is fixed on the annulus of the fulcrum loose joint on the pedal assembly of step, slide-bar of other end captive joint, this end also is provided with the regulation and control roller that fuses with support arm;

C, swing arm are an elongated plates, and the plate middle part is provided with deep-slotted chip breaker;

D, controlled hook lock mechanism comprise the hook that is provided with position-limited trough, hook is connected with the shifting block that roller is equipped with in the end, be fixed with bearing pin on the shifting block, hook and bearing pin loose joint, one end is housed on the bearing pin is fixed on that hook is gone up, the other end is fixed on the torsion spring on the bearing pin, also be fixed with an end that is installed in the torsion spring on the step accessory whorl axle on the hook, the other end of this torsion spring is fixed on the collar of accessory whorl axle, and the accessory whorl axle is captiveed joint with the collar;

E, between the support arm of the swivel base of last kickplate assembly and following kickplate assembly, adopt steel rope to be connected, the two ends of the slide-bar of following kickplate assembly are inserted in the deep-slotted chip breaker of swing arm, one end of swing arm and the main axle loose joint of step, the other end are fixed on the accessory whorl axle of the controlled hook lock of installation mechanism.

The beneficial effects of the utility model are: the utility model is connected with other parts of escalator step cooperatively interacts, just can realize the folding or expansion of step in operational process, provide necessary parts for making the required collapsible step of portable escalator.

Description of drawings

Fig. 1 is a back side of the present utility model schematic perspective view, and Fig. 2 is a front of the present utility model schematic perspective view, and Fig. 3 is another line of vision schematic perspective view of the back side of the present utility model, and Fig. 4 is the B portion enlarged drawing among Fig. 3, and Fig. 5 is the A portion enlarged drawing among Fig. 2.

In Fig. 1-Fig. 5,1. main axle, 2. main wheel, 3. swing arm, 4. go up the cladding plate of kickplate, 5. go up kickplate, 6. accessory whorl, the 7. position-limited trough on the hook, 8. support arm, 9. regulation and control roller, 10. bearing pin, 11. bearings, 12. steel rope, 13. swivel bases, 14. torsion springs, 15. slide-bars, 16. fulcrum, 17. shifting blocks, 18. rollers, 19. bearing pin, 20. hooks, 21. collars, 22. torsion spring, 23. locating dowel pins, 24. bearing pins, 25. torsion spring, the cladding plate of 26. times kickplates, 27. times kickplates, 28. the kickplate border, 29. pins, 30 accessory whorl axles, 31. the annulus of swivel base upper end, the annulus of 32. support arms, one end, the deep-slotted chip breaker in 33. swing arms.

The specific embodiment

With reference to Fig. 1-Fig. 5, of the present utility modelly go up the kickplate assembly, the structure and the annexation of kickplate assembly, swing arm, controlled hook lock mechanism are to implement so down:

The solid welding upper end is provided with the transposase 11 3 of annulus 31 on the cladding plate 4 of last kickplate, the annulus 31 of transposase 11 3 and fulcrum 16 loose joints that are fixed on the pedal assembly, and an end of torsion spring 14 is fixed on the transposase 11 3, the other end is fixed on the pedal assembly, makes the kickplate assembly; Solid welding bearing 11 on the cladding plate 26 of following kickplate, solid welding support arm 8 on the bearing 11, one end of support arm 8 is provided with and is fixed on the annulus 32 of fulcrum 16 loose joints on the pedal assembly of step, slide-bar 15 of other end captive joint, this end also is provided with the regulation and control roller 9 that fuses with support arm 8, makes down the kickplate assembly; Swing arm 3 is an elongated plates, and the plate middle part is provided with deep-slotted chip breaker 33; The hook 20 of controlled hook lock mechanism is provided with position-limited trough 7, hook 20 is connected with the shifting block 17 that roller 18 is equipped with in the end, shifting block 17 usefulness pins 29 are fixed on the bearing pin 24, hook 20 and bearing pin 24 loose joints, one end is housed on the bearing pin 24 is fixed on that hook is gone up, the other end is fixed on the torsion spring 25 on the bearing pin 24, also be fixed with an end that is installed in the torsion spring 22 on the step accessory whorl axle 30 on the hook 20, the other end of this torsion spring 22 is fixed on the collar 21 of accessory whorl axle 30, and accessory whorl axle 30 is captiveed joint with the collar 21; Adopt steel rope 12 to be connected between transposase 11 3 and the support arm 8, the two ends of slide-bar 15 are inserted in the deep-slotted chip breaker 33 of swing arm 3, main axle 1 loose joint of an end of swing arm 3 and step, and the other end is fixed on the accessory whorl axle 30 of the step that controlled hook lock mechanism is housed.

Claims

1, the folding and development mechanism of a kind of kickplate up and down of folding automatic escalator step is characterized in that having last kickplate assembly, time kickplate assembly, swing arm, controlled hook lock mechanism, and their structure and interconnected relationship are as follows: