CN206842821U - The safety tread chain of escalator - Google Patents
The safety tread chain of escalator Download PDFInfo
- Publication number
- CN206842821U CN206842821U CN201720588043.5U CN201720588043U CN206842821U CN 206842821 U CN206842821 U CN 206842821U CN 201720588043 U CN201720588043 U CN 201720588043U CN 206842821 U CN206842821 U CN 206842821U
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- CN
- China
- Prior art keywords
- chain
- chain sheet
- additional
- sheet
- steel wheel
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- Escalators And Moving Walkways (AREA)
Abstract
A kind of safety tread chain of escalator, include a plurality of link units of mutual circulation connection, inner chain sheet that each link units include being organized in pairs, outer chain sheet, for the steel wheel axle that inner chain sheet is articulated and connected together with outer chain sheet and the steel wheel being rotatably arranged on steel wheel axle, feature it is：Also include the quantity of the mutual circulation connection a plurality of additional link units equal with the quantity of link units, each additional link units include an additional inner chain sheet and a pair of additional outer chain sheets, additional inner chain sheet is in the position of the side corresponding to inner chain sheet outside and the steel wheel axis connection, a pair of additional outer chain sheets the positions of the side corresponding to outer chain sheet outside equally with steel wheel axis connection, and additional inner chain sheet and inner chain sheet are coaxial, a pair additional outer chain sheets and outer chain sheet are coaxial.Ensure that the step of escalator is continued to run with, avoid step pedal from collapsing, it is ensured that the person's of multiplying safety, eliminate accident potential.
Description
Technical field
The utility model belongs to escalator component technology field, and in particular to a kind of safety tread chain of escalator
Bar.
Background technology
Because the function of the step chain of escalator is that the step for drawing escalator moves again and again, thus industry
Step chain custom is referred to as step conduction chain or walkway steps conduction chain, and step chain in a state of use by boundary
Use in pairs, the step of escalator is connected with step chain respectively by the both ends of its step axle, and this may refer to
The Instructions Page 2 of " the step axle sleeve of escalator step axle " that Chinese patent Authorization Notice No. CN202369243U recommends
Final stage.
Concrete structure on the step chain of escalator can be seen in disclosed Chinese patent literature, such as notification number
" sprocket wheel of escalator step or automatic sidewalk pedal ", the publication No. CN102537213A of CN2855986Y recommendations are provided
" a kind of escalator and light-duty step chain and its application ", notification number CN201031923Y disclose " escalator is automatic
" Step chain structure of escalator " that the dragging chain on pavement " and publication No. CN103738822A are introduced, etc..
Although being not limited to patent exemplified above respectively has corresponding technique effect, because step chain is all with single
What form occurred, thus applied to big height or even super large height（50 meters or even the hoisting depth of the above）Escalator when
In the presence of losing safe logical disadvantage.Because once step chain is broken, the ladder between a pair of step chains is attached at by step axle
Level, which occurs, collapses situation, jeopardizes the person's of multiplying safety when serious.It is therefore desirable to rational modification, technical scheme described below
It is caused under this background.
The content of the invention
Task of the present utility model be to provide it is a kind of help significantly to ensure safety and use avoid occurring accident from
The safety tread chain of dynamic staircase.
What task of the present utility model was performed by, a kind of safety tread chain of escalator, including mutually follow
A plurality of link units of ring connection are that each link units include being organized in pairs and parallel inner chain sheet, match somebody with somebody in pairs
The parallel outer chain sheet for being used to connect the inner chain sheet of two adjacent link units put and same, for by institute
The steel wheel axle that inner chain sheet is articulated and connected together with the outer chain sheet and the steel wheel being rotatably arranged on steel wheel axle are stated, feature is：Also
Include the quantity of the mutual circulation connection a plurality of additional link units equal with the quantity of the link units, it is each additional
Link units include an additional inner chain sheet and a pair of additional outer chain sheets, add inner chain sheet outside corresponding to inner chain sheet direction
The position of side and the steel wheel axis connection, a pair of additional outer chain sheets are in the position of the side corresponding to the outer chain sheet outside
Equally with steel wheel axis connection, and additional inner chain sheet and inner chain sheet are coaxial, add outer chain sheets a pair and outer chain sheet is coaxial.
In a specific embodiment of the present utility model, described outer chain sheet corresponds to described two adjacent link units
The inner chain sheet between and positioned at inner chain sheet outside.
In another specific embodiment of the present utility model, described additional inner chain sheet corresponds to two adjacent additional chains
Described a pair for saving unit are added between outer chain sheet.
In another specific embodiment of the present utility model, clamping piece is respectively provided with the both ends of the steel wheel axle.
In another specific embodiment of the present utility model, described clamping piece is jump ring.
In an also specific embodiment of the present utility model, traction rolling is additionally provided with described steel wheel axle
Wheel.
Of the present utility model more and in a specific embodiment, the external diameter of the traction rollers is more than the steel wheel
External diameter.
In an of the present utility model and then specific embodiment, described traction rollers are nonmetallic wheel.
Of the present utility model and more and in a specific embodiment, described nonmetallic wheel is polyurethane wheel.
Technical scheme provided by the utility model due to being additionally arranged the additional link units equal with the quantity of link units,
Thus when the situation of link units fracture occurs in the course of the work in escalator, then still by adding link units branch
Hold, on the one hand can ensure that the step of escalator is continued to run with, on the other hand be avoided that step pedal collapses, it is ensured that the person of multiplying
Safety, eliminate accident potential.
Brief description of the drawings
Fig. 1 is example structure figure of the present utility model.
Fig. 2 is application examples schematic diagram of the present utility model.
Embodiment
Embodiment：
Show mutual circulation connection a plurality of link units 1, each link units 1 include be organized in pairs and that
This parallel inner chain sheet 11, be organized in pairs and it is same it is parallel be used for by two adjacent link units 1 it is foregoing in
Outer chain sheet 12 that chain piece 11 connects, set for steel wheel axle 13 that inner chain sheet 11 is articulated and connected together with outer chain sheet 12 and rotationally
Steel wheel 14 on steel wheel axle 13.
Technical essential as technical scheme provided by the utility model：In the structural system of previous security step chain
Also include the quantity of the mutual circulation connection a plurality of additional link units 2 equal with the quantity of foregoing link units 1, each
Additional link units 2 include an additional inner chain sheet 21 and a pair of additional outer chain sheets 22, add inner chain sheet 21 corresponding to foregoing interior
The position of side of the chain piece 11 outside is connected with foregoing steel wheel axle 13, and a pair of additional outer chain sheets 22 are corresponding to foregoing outer chain sheet
The position of 12 side outside is equally connected with steel wheel axle 13, and additional inner chain sheet 21 and inner chain sheet 11 are coaxial, and a pair attached
Add outer chain sheet 22 and outer chain sheet 12 coaxial.
As shown in Figure 1, foregoing outer chain sheet 12 correspond to foregoing two adjacent link units 1 foregoing inner chain sheet 11 between simultaneously
And positioned at the outside of inner chain sheet 11；Foregoing additional inner chain sheet 21 corresponds to foregoing a pair of two adjacent additional chain section units 2
Between additional outer chain sheet 22.
Preferably, a clamping piece groove 132 is respectively offered at the both ends of foregoing steel wheel axle 13, it is each embedding in clamping piece groove 132
Provided with clamping piece 131, in the present embodiment, clamping piece 131 is jump ring.
As shown in Figure 1, traction rollers 15 are additionally provided with foregoing steel wheel axle 13（Also can claim to draw main wheel）, the traction
The external diameter of roller 15 is more than the external diameter of foregoing steel wheel 14.
In the present embodiment, foregoing traction rollers 15 are nonmetallic wheel, specially polyurethane wheel.
Application examples：
Refer to Fig. 2 and combine Fig. 1, figure 2 illustrates be arranged on by main shaft 3 on the truss 4 of escalator
A pair of ladder sprocket wheels 5, that is to say, that a pair of ladder sprocket wheels 5 are arranged on the both ends of main shaft 3, and main shaft 3 is supported on truss 4, this
The safety tread chain of utility model is enclosed on terraced pole sprocket wheel 5, and interval is connected with step axle between a pair of safety tread chains
6, the step not shown in figure is set on step axle 6.The handrail drive chain being arranged on main shaft 3 is also show in fig. 2
Wheel 31 and the handrail transition sprocket wheel 61 being arranged on step axle 6.The utility model safety tread chain is with a pair of step chains
Take turns 5 motion and move, once occur any link units in a plurality of link units 1 in the process of running when escalator
During the situation of fracture, then protected by additional link units 2, safety tread chain is not caused not still in running status
The step pedal for wishing to occur collapses the phenomenon of initiation accident, fully ensures safety.
Claims (9)
1. a kind of safety tread chain of escalator, include a plurality of link units (1) of mutual circulation connection, each chain link
That unit (1) includes being organized in pairs and parallel inner chain sheet (11), be organized in pairs and same parallel use
In by the outer chain sheet (12) of the inner chain sheets (11) of two adjacent link units (1) connection, for by the inner chain sheet (11)
The steel wheel axle (13) being articulated and connected together with the outer chain sheet (12) and the steel wheel (14) being rotatably arranged on steel wheel axle (13), its
It is characterised by：Also include the quantity of the mutual circulation connection a plurality of additional chains equal with the quantity of the link units (1)
Unit (2) is saved, each additional link units (2) include an additional inner chain sheet (21) and a pair of additional outer chain sheets (22), add interior
Chain piece (21) is connected in the position of the side corresponding to the inner chain sheet (11) outside with the steel wheel axle (13), and a pair additional
Outer chain sheet (22) is equally connected in the position of the side corresponding to the outer chain sheet (12) outside with steel wheel axle (13), and attached
Add inner chain sheet (21) and inner chain sheet (11) coaxially, a pair additional outer chain sheets (22) and outer chain sheet (12) are coaxial.
2. the safety tread chain of escalator according to claim 1, it is characterised in that described outer chain sheet (12) is right
Between the inner chain sheet (11) of two adjacent link units (1) described in Ying Yu and positioned at the outside of inner chain sheet (11).
3. the safety tread chain of escalator according to claim 1, it is characterised in that described additional inner chain sheet
(21) described a pair corresponding to two adjacent additional chain section units (2) are added between outer chain sheet (22).
4. the safety tread chain of escalator according to claim 1, it is characterised in that in the steel wheel axle (13)
Both ends are respectively provided with clamping piece (131).
5. the safety tread chain of escalator according to claim 4, it is characterised in that described clamping piece (131) is
Jump ring.
6. the safety tread chain of escalator according to claim 1, it is characterised in that in described steel wheel axle (13)
On be additionally provided with traction rollers (15).
7. the safety tread chain of escalator according to claim 6, it is characterised in that the traction rollers (15)
External diameter is more than the external diameter of the steel wheel (14).
8. the safety tread chain of the escalator according to claim 6 or 7, it is characterised in that described traction rollers
(15) it is nonmetallic wheel.
9. the safety tread chain of escalator according to claim 8, it is characterised in that described nonmetallic wheel is poly-
Urethane wheel.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201720588043.5U CN206842821U (en) | 2017-05-24 | 2017-05-24 | The safety tread chain of escalator |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201720588043.5U CN206842821U (en) | 2017-05-24 | 2017-05-24 | The safety tread chain of escalator |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN206842821U true CN206842821U (en) | 2018-01-05 |
Family
ID=60796953
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201720588043.5U Active CN206842821U (en) | 2017-05-24 | 2017-05-24 | The safety tread chain of escalator |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN206842821U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112158534A (en) * | 2020-08-27 | 2021-01-01 | 南京市晨枭软件技术有限公司 | Chain transmission device for industrial control system |
| WO2022126554A1 (en) * | 2020-12-17 | 2022-06-23 | 苏州毫厘文化传媒科技有限公司 | Step chain assembly for escalator |
-
2017
- 2017-05-24 CN CN201720588043.5U patent/CN206842821U/en active Active
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112158534A (en) * | 2020-08-27 | 2021-01-01 | 南京市晨枭软件技术有限公司 | Chain transmission device for industrial control system |
| CN112158534B (en) * | 2020-08-27 | 2022-03-29 | 南京驭逡通信科技有限公司 | Chain transmission device for industrial control system |
| WO2022126554A1 (en) * | 2020-12-17 | 2022-06-23 | 苏州毫厘文化传媒科技有限公司 | Step chain assembly for escalator |
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| GR01 | Patent grant |