CN2716225Y - Safety escalator step - Google Patents
Safety escalator step Download PDFInfo
- Publication number
- CN2716225Y CN2716225Y CN 200420074241 CN200420074241U CN2716225Y CN 2716225 Y CN2716225 Y CN 2716225Y CN 200420074241 CN200420074241 CN 200420074241 CN 200420074241 U CN200420074241 U CN 200420074241U CN 2716225 Y CN2716225 Y CN 2716225Y
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- CN
- China
- Prior art keywords
- safety
- pedal
- margin
- side plate
- lateral plate
- Prior art date
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- Expired - Fee Related
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Abstract
The utility model provides an automatic escalator step, comprising a pedal component, a lateral plate component, a left supporting rack and a right supporting rack. Non-metallic security boundaries which are slightly higher than the teeth groove surface of the pedal are arranged on the two sides of the pedal of the pedal component. The front end and the back end of the pedal are respectively provided with security boundaries matched with the lateral plate of the lateral plate component. Non-metallic security boundaries which are the same to the teeth groove surface of the lateral plate are arranged on the left side and the right side of the lateral plate. The outer side edge of the back security boundary connected with the back end of the pedal is movably connected with the lateral plate. The teeth groove on the back security boundary is the same to the tooth pitch of the teeth groove of the adjacent lateral plate. The teeth grooves on the back security boundary are engaged with the teeth of the adjacent lateral plate all the time. The connecting end between the lateral plate and the pedal is positioned below the back security boundary. Thereby, the utility model has the advantages of reasonable and compact structure, firmness and durability, long service life, good safety, etc.
Description
Technical field
The utility model relates to a kind of safety type stair structure of escalator, belong to transportation staircase field.
Background technology
In the prior art, escalator transports passenger's load transfer device up and down as floor gap and is widely used, it is to be linked to be a closed loop by driving chain sprocket, tow chain, step axle and step that its main structure is formed, and finishes the conveying to the passenger under the propulsive effort effect.Through patent retrieval, can find on the Chinese patent communique, to disclose relevant patent documentation and have several pieces, two pieces of patent documentations of Chinese patent ZL99201598 and ZL02254173.X are wherein arranged, all record and adopt corrosion-resistant steel to strike out the rungs structure of staircase that the pedal of spline shape and side plate etc. are formed, though they have advantages such as durable, exist not enough in safety, on attractive in appearance; In last piece of writing patent documentation, border, back tooth did not have length in face of disclosed technology comprised its step pedal, and when two steps ran to horizontality, the front and back step can be reserved cooresponding slit, thereby can bring certain hidden danger to safety; In back one piece of patent documentation, disclosed technology comprises that the space of tooth of its notch board is two times of pedal, so the slit of pedal and side plate is excessive, exists potential safety hazard equally.
Summary of the invention
The purpose of this utility model is to overcome the deficiency of above-mentioned existence, and provides a kind of not only sturdy and durable, and the gap minimum that cooperatively interacts between step, safe and reliable safety automatical ladder stair.It includes pedal assembly, lateral plate component and left and right sidesing supporting frame, the pedal of described pedal assembly, its right and left are provided with the non-metal margin of safety that exceeds the pedal alveolar surface slightly, there is the margin of safety that matches with the side plate of lateral plate component the front and back end, and adjacently in the left and right sides of side plate is provided with the non-metal margin of safety identical with the side plate alveolar surface.
The back margin of safety that described pedal rear end links to each other, its outer side edges and side plate activity are joined, and the tooth pitch of the teeth groove on the margin of safety of back and adjacent side plate teeth groove is identical and mesh all the time, and the coupling end of side plate and pedal is positioned at the below of margin of safety afterwards.
The described side plate end face adjacent sheaves adjacent with the back margin of safety has the height of 1---7mm, and its transverse tooth thickness is littler than transverse tooth thickness on the pedal.
Described left and right sidesing supporting frame weldering is shaped on the connection axle bed of step axle, is screwed the margin of safety of pedal periphery and the left and right sides margin of safety of side plate at the back side of step.
Described axle bed is one and has less than the opening axle beds of 180 degree or have the closed axle bed of bolt.
The left and right sides margin of safety of the margin of safety of described pedal periphery and side plate all is provided with boss separately, and one is welded on the reinforced rib at the step back side, is screwed after its upper punch is shaped on corresponding pit and boss cooperates.
The guide runner that the step both sides are arranged with bolt on described left and right sidesing supporting frame.
The utility model compared with prior art, have rational in infrastructure, compact, sturdy and durable, long service life, characteristics such as safety is good.
Description of drawings
Fig. 1 is the structural representation of step of the present utility model side.
Fig. 2 is the structural representation in step of the present utility model front.
Fig. 3 is a margin of safety connection structure scheme drawing of the present utility model.
Fig. 4 is the structural representation of the utility model two adjacent step combinations.
Fig. 5 is the structural representations of the utility model two adjacent steps in conjunction with the front.
The specific embodiment
Below in conjunction with accompanying drawing the utility model is described in detail: the utility model mainly includes pedal assembly, lateral plate component and left and right sidesing supporting frame.Fig. 1, shown in Figure 2, the pedal 1 of described pedal assembly, its face upper punch are pressed with even teeth groove 2, and also have the anti-slop serrations angled with even teeth groove; The right and left of pedal 1 is provided with the non-metal margin of safety 4 that exceeds pedal alveolar surface 3 slightly, there is the margin of safety 6 that matches with the side plate 5 of lateral plate component its front and back end, and adjacently in the left and right sides of side plate 5 is provided with the non-metal margin of safety 7 identical with the side plate alveolar surface.The back side of the margin of safety 4,6 of described pedal 1 periphery and the left and right sides margin of safety 7 of side plate all is provided with boss 8 separately, be welded on the reinforced rib 9 at the step back side respectively, its upper punch is shaped on corresponding pit and cooperates the back fixing with screw 10 with above-mentioned corresponding boss, sees shown in the accompanying drawing 3.
Fig. 4, shown in Figure 5, the margin of safety 6 that described pedal 1 front and back end links to each other, its outer side edges and side plate 5 activities are joined, and the identical and engagement all the time of tooth pitch of the teeth groove on the back margin of safety 5 and adjacent side plate 5 teeth groove, and side plate 5 is positioned at the below of back margin of safety 6 with the coupling end of pedal 1, thereby guarantees the back lash minimum.
Described and back margin of safety 6 adjacent side plate 5 end face adjacent sheaves have the height of 1---7mm, and its transverse tooth thickness is littler than the transverse tooth thickness of pedal, and the step motion engagement all the time of assurance front and back is to cooperate by margin of safety tooth length before and after the height of side plate adjacent teeth and the pedal to realize
Described left and right sidesing supporting frame 11 is made by stamping forming steel plate, weldering is shaped on the fixedly connection axle bed 12 of step on this left and right sidesing supporting frame 11, this axle bed cooperates the opening that has less than 180 degree with the step major axis, or the axle bed 12 of the not opening that cooperates with the step minor axis, this axle bed has a fixing axially movable bolt of step chain rivet.Above-mentioned dress minor axis can be saved a lot of materials, can alleviate step weight, cost-cutting.The fixedly axle bed 13 of step accessory whorl also is housed on the described left and right sidesing supporting frame 11.Left and right sidesing supporting frame of the present invention, pedal, side plate are fixed into one at assembly tooling and reinforcement front cross rail with fastener.The present invention also is fixed with the guide runner 15 of step both sides with bolt 14 on left and right sidesing supporting frame 11.
Claims (7)
1, a kind of safety automatical ladder stair, it includes pedal assembly, lateral plate component and left and right sidesing supporting frame, pedal (1), its right and left of it is characterized in that described pedal assembly are provided with the non-metal margin of safety (4) that exceeds pedal alveolar surface (3) slightly, there is the margin of safety (6) that matches with the side plate (5) of lateral plate component the front and back end, and adjacently in the left and right sides of side plate (5) is provided with the non-metal margin of safety (7) identical with the side plate alveolar surface.
2, safety automatical ladder stair according to claim 1, it is characterized in that the back margin of safety (6) that described pedal (1) rear end links to each other, its outer side edges and side plate (5) activity is joined, and the identical and engagement all the time of tooth pitch of the teeth groove on the back margin of safety (6) and adjacent side plate (5) teeth groove, side plate (5) and the coupling end of pedal (1) are positioned at the below of back margin of safety (6).
3, safety automatical ladder stair according to claim 2 it is characterized in that described side plate (5) the end face adjacent sheaves adjacent with back margin of safety (6) has the height of 1---7mm, and its transverse tooth thickness is littler than the transverse tooth thickness of pedal.
4, safety automatical ladder stair according to claim 1, it is characterized in that described left and right sidesing supporting frame (11) weldering is shaped on the connection axle bed (12) of step axle, is fixed with the margin of safety (4,6) of pedal periphery and the left and right sides margin of safety (7) of side plate (5) at the back side of step with screw (10).
5, safety automatical ladder stair according to claim 4 is characterized in that described axle bed (12) is one and has less than the opening axle beds of 180 degree or have the closed axle bed of bolt.
6, safety automatical ladder stair according to claim 2, it is characterized in that the margin of safety (4,6) of described pedal (1) periphery and the left and right sides margin of safety (7) of side plate all are provided with boss (8) separately, be welded on the reinforced rib (9) at the step back side accordingly, its upper punch is shaped on corresponding pit and cooperates the back fixing with screw (10) with boss.
7,, it is characterized in that described left and right sidesing supporting frame (11) upward is fixed with the guide runner (15) of step both sides with bolt (14) according to claim 1 or 4 described safety automatical ladder stairs.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 200420074241 CN2716225Y (en) | 2004-06-28 | 2004-06-28 | Safety escalator step |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 200420074241 CN2716225Y (en) | 2004-06-28 | 2004-06-28 | Safety escalator step |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN2716225Y true CN2716225Y (en) | 2005-08-10 |
Family
ID=34874300
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN 200420074241 Expired - Fee Related CN2716225Y (en) | 2004-06-28 | 2004-06-28 | Safety escalator step |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN2716225Y (en) |
Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101815669B (en) * | 2007-10-01 | 2013-07-10 | 因温特奥股份公司 | Steps or plates for a conveying device, and conveying device |
| CN105683080A (en) * | 2013-10-23 | 2016-06-15 | 因温特奥股份公司 | Fastening device for fastening a step or a pallet to a traction mechanism |
| CN106379803A (en) * | 2016-10-28 | 2017-02-08 | 日立电梯（广州）自动扶梯有限公司 | Escalator safety step |
| CN108557623A (en) * | 2018-03-22 | 2018-09-21 | 迅达（中国）电梯有限公司 | Extend the stair device in step chains service life and changes the method in gap between step |
| CN111556849A (en) * | 2018-02-16 | 2020-08-18 | 三菱电机大楼技术服务株式会社 | Step of escalator capable of visually confirming fixing state with step shaft |
-
2004
- 2004-06-28 CN CN 200420074241 patent/CN2716225Y/en not_active Expired - Fee Related
Cited By (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101815669B (en) * | 2007-10-01 | 2013-07-10 | 因温特奥股份公司 | Steps or plates for a conveying device, and conveying device |
| CN105683080A (en) * | 2013-10-23 | 2016-06-15 | 因温特奥股份公司 | Fastening device for fastening a step or a pallet to a traction mechanism |
| US9682847B2 (en) | 2013-10-23 | 2017-06-20 | Inventio Ag | Fastening device for fastening a step or a pallet to a traction mechanism |
| CN106379803A (en) * | 2016-10-28 | 2017-02-08 | 日立电梯（广州）自动扶梯有限公司 | Escalator safety step |
| CN111556849A (en) * | 2018-02-16 | 2020-08-18 | 三菱电机大楼技术服务株式会社 | Step of escalator capable of visually confirming fixing state with step shaft |
| CN111556849B (en) * | 2018-02-16 | 2021-12-31 | 三菱电机大楼技术服务株式会社 | Step of escalator capable of visually confirming fixing state with step shaft |
| CN108557623A (en) * | 2018-03-22 | 2018-09-21 | 迅达（中国）电梯有限公司 | Extend the stair device in step chains service life and changes the method in gap between step |
| CN108557623B (en) * | 2018-03-22 | 2019-06-28 | 迅达（中国）电梯有限公司 | Extend the stair device in step chains service life and changes the method in gap between step |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| C19 | Lapse of patent right due to non-payment of the annual fee | ||
| CF01 | Termination of patent right due to non-payment of annual fee |