CN2769233Y

CN2769233Y - Safety automatic moving walkway steps

Info

Publication number: CN2769233Y
Application number: CN 200520100533
Authority: CN
Inventors: 褚雪华
Original assignee: Individual
Current assignee: Individual
Priority date: 2005-02-04
Filing date: 2005-02-04
Publication date: 2006-04-05
Anticipated expiration: 2015-02-04

Abstract

The utility model relates to a safety automatic moving escalator step which a pedal assembly for supporting passengers, a side plate assembly, a left and a right supporting frames and a step axle seat, wherein non-skid teeth having certain angles with teeth are arranged on a pedal surface, yellow safety boundaries higher than the stainless steel pedal surface are arranged at the left and the right sides, and the front and the back ends are provided with safety racks matched with the side plate surface of the step; the right and the left sides of the side plate of the step are provided with non-metal safety racks having the same tooth shapes as the side plate; the safety boundaries and the safety racks at the right and the left sides of the pedal surface are fixedly connected with the pedal, and the safety racks are also fixedly connected with the side plate; the tooth pitch of the teeth on the pedal surface is equal to that of the teeth on the side plate, the teeth on the pedal surfaces of the adjacent steps are always engaged with grooves of the side plates and the axle seat and a shaft of the step are connected and are welded on the right and the left supporting frames or fixed on a front stiffening beam. As a result, the utility model has the all advantages of beautiful appearance, high durability, etc. of stainless steel steps and also has the characteristics of unique structure, safety, etc. The unique structure and the safety of the utility model find expression in that during the whole range running process of the escalator step, the teeth of the pedal and the grooves of the side plate are always engaged and gaps between the engaged teeth and grooves are minimum.

Description

Safety automatical ladder stair

Technical field

The utility model relates to a kind of stair structure of escalator, especially the safety structure of escalator belongs to the elevator technology field.

Background technology

Escalator is that floor gap transports passenger's load transfer device up and down.It is to be linked to be a closed loop by driving chain sprocket, tow chain, step axle and step, finishes the conveying to the passenger under the propulsive effort effect.Through patent retrieval, about escalator corrosion-resistant steel step and moving sidewalk corrosion-resistant steel pedal patent have several pieces, wherein the patent No. is that ZL99201598 and two pieces of patented technologies of ZL02254173.X disclose and adopt corrosion-resistant steel to strike out the pedal of spline shape and the structure content of side plate, it has advantages such as durable, but also has certain shortcoming on safety, aesthetic property; The patent No. is that the technology of ZL99201598 patent disclosure is: border, back tooth does not have length in face of the step pedal, and the front and back step has cooresponding slit when two steps run to horizontality, thereby can bring certain potential safety hazard; The patent No. is that the structure content of ZL02254173.X patent disclosure is: the space of tooth of notch board is 2 times of pedal space of tooth, so pedal and side plate engaged gap are also excessive, thereby has potential safety hazard.

Summary of the invention

The utility model patent mainly is to remedy the prior art blank, a kind of advantage such as firm, durable that adopts that corrosion-resistant steel does that step has is provided, the step gap minimum that cooperatively interacts before and after having more, pedal and side plate mesh all the time, make with full nonmetal parts around motion step pedal and the side plate, avoided it in operational process, to cause the safety automatical ladder stair of thorn ear noise with the grazing of staircase shirt rim.

The purpose of this utility model is finished by following technical solution, and it mainly includes pedal assembly, lateral plate component, left and right sidesing supporting frame and the step axle bed of support passengers; Pedal tread is provided with the anti-slop serrations angled with tooth, and the right and left has the yellow margin of safety that exceeds the corrosion-resistant steel pedal tread, and there is the safe tooth bar that cooperates with the notch board face front and back end; The non-metal safety tooth bar identical with its profile of tooth arranged about notch board; Being fixedly linked of the margin of safety of pedal tread the right and left and safe tooth bar and pedal, safe tooth bar and side plate also are fixedly linked; The tooth pitch of tooth equates that with tooth pitch on the side plate tooth and side plate groove mesh all the time on the adjacent step pedal tread on the pedal tread, the step axle bed be connected with step axle and be welded on left and right sidesing supporting frame or be fixed on before on the strength beam.

The fixedly employing screw of described margin of safety and safe tooth bar and pedal hangs upside down fastening fixing from step inside; Do stepped hole on the safe tooth bar of fixedly employing of safe tooth bar and side plate, screw passes sleeve, screws in stepped hole from the surface with the integrally welded lower and upper cross-member of side plate and fixes.

Described pedal rear end safety tooth bar links to each other with pedal on one side, and another side links to each other with side plate, and the side end of junction is positioned at safe tooth bar below.

Described side plate space of tooth equates with the pedal space of tooth, adjacent sheaves has 1 ~ 15mm height, transverse tooth thickness is littler than pedal transverse tooth thickness, cooperates the engagement all the time that realizes both by the safe rack tooth length of side plate adjacent teeth height and pedal front and back between the side plate of front and back step motion and the pedal.

Described left and right sidesing supporting frame front end is welded with step axle bonded assembly step axle bed or the employing of step axle bed and is bolted on the preceding strength beam, and with bolt the step guide runner is arranged.

Described step axle is a major axis, opens one on the step axle bed less than the openings of 180 degree and be connected with the step major axis.

Described step axle is a minor axis, adorns an axially movable bolt of constraint step axle on the step axle bed, and bolt cooperates axle sleeve work with holes; Be used for the fixing groove of barrel bolt and have one at the step minor axis.

Described step axle bed will be fixed with axle sleeve with holes relative to the locking spring of step axle degree of freedom except that rotating by the constraint step.

Described step axle retrains the degree of freedom of its step outside relatively rotating by thrust screw, axle sleeve and adjusting disk.

The utility model keeps equating to reach about side plate waiting the purpose that realizes its invention with the non-metal teeth groove with profile of tooth height, the side plate space of tooth pedal space of tooth of side plate with border, left and right sides profile of tooth height, front and back safe tooth bar profile of tooth length by pedal.It has all advantages such as attractive and durable of corrosion-resistant steel step, have more characteristics such as structure uniqueness and safety, its structure is unique to show mainly that with safety stair step meshes with the side plate groove and makes it mesh gap minimum between teeth groove at the whole process pedal tooth that remains in service, easy to utilize.

Description of drawings

Fig. 1 is a structural representation of the present utility model.

Fig. 2 is the local structure scheme drawing of pedal and side plate junction.

Fig. 3 is the connection structure scheme drawing of pedal and margin of safety and safe tooth bar.

Fig. 4 is the connection structure scheme drawing of side plate and adjacent safe tooth bar.

Fig. 5 is the mutual meshing structural representation of pedal and side plate.

Fig. 6 is the connection structure scheme drawing of step axle bed.

Fig. 7 is the connection structure scheme drawing between step axle bed and the step axle.

Fig. 8 is another connection structure scheme drawing between step axle bed and the step axle.

Fig. 9 is the another connection structure scheme drawing between step axle bed and the step axle.

Figure 10 is the connection structure scheme drawing again between step axle bed and the step axle.

The specific embodiment

Below in conjunction with accompanying drawing the utility model is described in detail: shown in Figure 1, the utility model mainly includes pedal assembly, lateral plate component, left and right sidesing supporting frame and the step axle bed etc. of support passengers.001 on pedal is provided with the anti-slop serrations angled with tooth, and the right and left has the yellow margin of safety 004,005 that exceeds the corrosion-resistant steel pedal tread, and there is the safe tooth bar 006,007 that cooperates with 002 of notch board the front and back end; Notch board about 002 has the non-metal safety tooth bar 008,009 identical with its profile of tooth; Margin of safety 004,005 of 001 the right and left of pedal and safe tooth bar 006,007 and pedal 001 are fixedly linked, and safe tooth bar 008,009 and side plate 002 also are fixedly linked; 001 on pedal is gone up the tooth pitch of tooth and is equated that with tooth pitch on the side plate 002 001 last tooth of adjacent step pedal and side plate 002 groove mesh all the time, and step axle bed 010 is connected with step axle and is welded on left and right sidesing supporting frame 003 or is fixed on the preceding strength beam 011.

Shown in Figure 2, described pedal 001 rear end safety tooth bar 007 links to each other with pedal 001 on one side, and another side links to each other with side plate 002, and side plate 002 end of junction is positioned at safe tooth bar 007 below.

Shown in Figure 3, the fixedly employing screw 012 of margin of safety 004,005 described in the utility model and safe tooth bar 006,007 and pedal 001 hangs upside down fastening fixing from step inside, rather than directly screws in fixing from margin of safety outside screw.

Shown in Figure 4, do stepped hole on the safe tooth bar of fixedly employing of safe tooth bar 008,009 described in the utility model and side plate 002, screw 014 passes sleeve 015, screws in stepped hole from the surface with the integrally welded lower and upper cross-member 016,017 of side plate 002 and fixes.

Shown in Figure 5, described side plate 002 space of tooth equates with pedal 001 space of tooth, adjacent sheaves has 1 ~ 15mm height, transverse tooth thickness is littler than pedal 001 transverse tooth thickness, between the side plate 002 of front and back step motion and the pedal 001 by side plate 002 adjacent teeth just and safe tooth bar 006, the 007 tooth length in pedal 001 front and back cooperate the engagement all the time that realizes both.

Shown in Figure 6, described left and right sidesing supporting frame 003 front end is welded with step axle bonded assembly step axle bed 010 or step axle bed 010 and adopts bolt 013 to be fixed on the preceding strength beam 011, and with bolt the step guide runner is arranged.

Shown in Figure 7, described step axle is a major axis 018, opens one on the step axle bed 010 less than the openings of 180 degree and be connected with the step major axis.

Shown in Figure 8, described step axle is a minor axis 019, adorns constraint step axle 019 an axially movable bolt 020 on the step axle bed 010, and bolt 020 cooperates axle sleeve 021 work with holes; Be used for the fixing groove of barrel bolt and have one at step minor axis 019.

Shown in Figure 9, described step axle bed 010 will be fixed with axle sleeve 023 with holes relative to the locking spring 022 of step axle degree of freedom except that rotating by the constraint step.

Shown in Figure 10, the degree of freedom outside described step axle relatively rotates by thrust screw 024, axle sleeve 025 and adjusting disk 026 its step of constraint.

The left and right sides described in the utility model spider is made by stamping forming steel plate.One fillet welding of left and right sides spider is useful on the fixedly axle sleeve and the step guide holder of step axle, and the feature of this axle sleeve is to have the openings less than 180 degree when cooperating with the step major axis, sees accompanying drawing 7.Axle sleeve opening is not seen accompanying drawing 8 when cooperating with the step minor axis, and this axle sleeve has a fixing axially movable bolt of step axle, and the dress minor axis can be saved a lot of materials, can alleviate step weight simultaneously, saves considerable cost.Fig. 9, step axle fixed sturcture shown in Figure 10 are deriving of Fig. 7, two kinds of structures shown in Figure 8.

Because of the utility model belongs to a kind of improvement to prior art, thereby the content that present patent application does not relate to is same as the prior art, and those skilled in the art can implement present patent application easily on the disclosed basis of above-mentioned technology contents.

Claims

1, a kind of safety automatical ladder stair, it mainly includes pedal assembly, lateral plate component, left and right sidesing supporting frame and the step axle bed of support passengers, it is characterized in that: pedal (001) face is provided with the anti-slop serrations angled with tooth, the right and left has the yellow margin of safety (004,005) that exceeds the corrosion-resistant steel pedal tread, and there is the safe tooth bar (006,007) that cooperates with notch board (002) face the front and back end; The non-metal safety tooth bar (008,009) identical with its profile of tooth arranged about notch board (002); Margin of safety (004,005) of pedal (001) face the right and left and safe tooth bar (006,007) are fixedly linked with pedal (001), and safe tooth bar (008,009) also is fixedly linked with side plate (002); The tooth pitch of tooth equates with tooth pitch on the side plate (002) on pedal (001) face, tooth and side plate (002) groove mesh all the time on adjacent step pedal (001) face, and step axle bed (010) is connected with step axle and is welded on left and right sidesing supporting frame (003) or is fixed on the preceding strength beam (011).

2, safety automatical ladder stair according to claim 1 is characterized in that described margin of safety (004,005) and safe tooth bar (006,007) and the fixedly employing screw (012) of pedal (001) hang upside down fastening fixing from step inside; Do stepped hole on the safe tooth bar of fixedly employing of safe tooth bar (008,009) and side plate (002), screw (014) passes sleeve (015), fixes from the surface screw-in stepped hole of the lower and upper cross-member integrally welded with side plate (002) (016,017).

3, safety automatical ladder stair according to claim 1 and 2, it is characterized in that described pedal (001) rear end safety tooth bar (007) links to each other with pedal (001) on one side, another side links to each other with side plate (002), and the side plate of junction (002) end is positioned at safe tooth bar (007) below.

4, safety automatical ladder stair according to claim 3, it is characterized in that described side plate (002) space of tooth equates with pedal (001) space of tooth, adjacent sheaves has 1 ~ 15mm height, transverse tooth thickness is littler than pedal (001) transverse tooth thickness, between the side plate (002) of front and back step motion and the pedal (001) by side plate (002) adjacent teeth just and pedal (001) front and back safe tooth bar (006,007) tooth length cooperate the engagement all the time that realizes both.

5, safety automatical ladder stair according to claim 1, it is characterized in that described left and right sidesing supporting frame (003) front end is welded with step axle bonded assembly step axle bed (010) or step axle bed (010) adopts bolt (013) to be fixed on the preceding strength beam (011), and with bolt the step guide runner is arranged.

6, safety automatical ladder stair according to claim 1 or 5 is characterized in that described step axle is major axis (018), opens one on the step axle bed (010) and is connected less than the openings of 180 degree and with the step major axis.

7, safety automatical ladder stair according to claim 1 or 5, it is characterized in that described step axle is minor axis (019), adorn a constraint axially movable bolt of step axle (019) (020) on the step axle bed (010), bolt (020) cooperates axle sleeve with holes (021) work; Be used for the fixing groove of barrel bolt and have one at step minor axis (019).

8, safety automatical ladder stair according to claim 1 or 5 is characterized in that described step axle bed (010) will fix with axle sleeve with holes (023) relative to the locking spring (022) of step axle degree of freedom except that rotating by the constraint step.

9, safety automatical ladder stair according to claim 1 or 5 is characterized in that described step axle retrains the degree of freedom of its step outside relatively rotating by thrust screw (024), axle sleeve (025) and adjusting disk (026).