CN105731231B - A kind of revolution chain for staircase - Google Patents
A kind of revolution chain for staircase Download PDFInfo
- Publication number
- CN105731231B CN105731231B CN201610261136.7A CN201610261136A CN105731231B CN 105731231 B CN105731231 B CN 105731231B CN 201610261136 A CN201610261136 A CN 201610261136A CN 105731231 B CN105731231 B CN 105731231B
- Authority
- CN
- China
- Prior art keywords
- bearing
- revolution
- friction
- coefficient
- central shaft
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Active
Links
Classifications
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B66—HOISTING; LIFTING; HAULING
- B66B—ELEVATORS; ESCALATORS OR MOVING WALKWAYS
- B66B23/00—Component parts of escalators or moving walkways
- B66B23/02—Driving gear
- B66B23/024—Chains therefor
Landscapes
- Rolling Contact Bearings (AREA)
Abstract
A kind of revolution chain for staircase, it includes at least one revolution chained block, and multiple translation mechanisms being arranged on the revolution chained block.Each revolution chained block includes a bearing hole.Each translation mechanism includes a central shaft being located in the bearing hole, the sliding bearing that is set between the central shaft and bearing hole, and two rolling bearings for being separately positioned on the central shaft two ends.The coefficient of friction of the rolling bearing is less than the coefficient of friction between the central shaft and sliding bearing or between the bearing hole and sliding bearing.The translation mechanism of the revolution chained block of the present invention has described rolling bearing and sliding bearing, so that when the rolling bearing causes clamping stagnation not rotate because oil starvation or dust carry out the rolling bearing, the sliding bearing is just started working, carry out changing the revolution chain without horse back, so as to add the life-span of the revolution chain, maintenance cost is also reduced.
Description
Technical field
The present invention relates to staircase field, particularly a kind of revolution chain for staircase.
Background technology
Escalator, also referred to as handrail elevator, are a kind of means of transports that people is transported in conveyer belt mode.Escalator is general
It is tilting, the step of pedestrian's automatically walk in an end station of staircase, step in the other end of staircase, way will be brought to automatically
Level can be kept all the way.Compared with elevator, escalator take up space it is more, and vertical direction action speed relatively very
Slowly, but because escalator is continuous action, passenger will wait cab to arrive unlike as elevator, therefore total handling capacity of passengers of staircase
It is much higher therefore more common in the big place of the flows of the people such as market, subway.
The both sides of escalator are typically provided with the preventing rubber band operated together, and preventing rubber band, which is relied on, is arranged on handrail
Revolution chain in guide rail is supported.Revolution chain is generally fixed on armrest support, and the rolling bearing of its both sides is preventing rubber
Band provides rolling support.A projection is provided with the middle of the armrest support is general, common revolution chain is arranged in the projection, rolling
Dynamic bearing is located in the groove of raised both sides, and the need for rolling, the bottom of rolling bearing is not in contact with bottom portion of groove,
Therefore the support of bottom is lacked.When escalator runs well, preventing rubber band is applied on the rolling bearing of revolution chain both sides
Power is uniform, but people are when taking elevator, and for security consideration, often handle is placed on preventing rubber band, to rubber
It is uneven that the stress that glue buffer zone is applied with the power of multiple directions, both sides rolling bearing becomes, or even side is tilted, and causes certain
The a certain damage for sidewindering dynamic bearing of one piece of revolution chained block.And chained block in actual use can not single-unit dismounting and change, it is past
Toward needing to change whole piece revolution chain, cause to turn round chain short life, maintenance cost is high.
The content of the invention
In view of this, long-life revolution chain for staircase is prolonged the invention provides a kind of, to solve the above problems.
A kind of revolution chain for staircase, it includes at least one revolution chained block, and multiple is arranged on the revolution
Translation mechanism on chained block.Each revolution chained block includes a bearing hole.Each translation mechanism includes one
It is located in the central shaft in the bearing hole, the sliding bearing that is set between the central shaft and bearing hole, and two
The individual rolling bearing for being separately positioned on the central shaft two ends.The sliding bearing is closely pasted with the central shaft and bearing hole
Close.The coefficient of friction of the rolling bearing be less than between the central shaft and sliding bearing or the bearing hole and sliding bearing it
Between coefficient of friction.
Further, the central shaft is coaxially disposed with bearing hole.
Further, the sliding bearing is made of plastics.
Further, the sliding bearing has a flange respectively at the two ends of the axis direction along central shaft.
Further, the coefficient of friction of the sliding bearing is 50 to 150 times of coefficient of friction of the rolling bearing.
Further, the coefficient of friction of the rolling bearing is 0.001 to 0.002, the friction system of the sliding bearing
Number is 0.1 to 0.2.
Further, when the coefficient of friction of the rolling bearing is less than the friction system between the central shaft and sliding bearing
During number, the sliding bearing is fixed in the bearing hole.
Further, when the coefficient of friction of the rolling bearing is less than the friction system between the bearing hole and sliding bearing
During number, the sliding bearing is fixed on the central shaft.
Further, described two rolling bearings are located at the both sides of the axis of the bearing hole respectively.
Further, the maximum gauge of the rolling bearing is more than the revolution chained block in the radial direction along the bearing hole
Thickness.
Further, the revolution chained block includes bearing hole, and an axis for being arranged on the bearing hole hangs down
Nogata to side socket end, and two support columns being separately positioned in the socket end, the socket end includes two
Individual spaced ear, two support columns are separately positioned on the outside of described two ears and are disposed opposite to each other.
Compared with prior art, the translation mechanism of revolution chained block of the invention has described rolling bearing and sliding axle
Hold so that when the rolling bearing causes clamping stagnation not rotate because oil starvation or dust carry out the rolling bearing, the slip
Bearing is just started working, and is carried out changing the revolution chain without horse back, so as to add the life-span of the revolution chain, is also reduced dimension
Protect cost.
Brief description of the drawings
Embodiments of the invention are described below in conjunction with accompanying drawing, wherein：
A kind of decomposition texture schematic diagram for revolution chain for staircase that Fig. 1 provides for the present invention.
Fig. 2 is used for the assembly structure diagram for turning round chain of staircase for a kind of of Fig. 1.
Fig. 3 is used for the cross-sectional view for turning round chain of staircase for a kind of of Fig. 1
Embodiment
The specific embodiment of the present invention is further elaborated below based on accompanying drawing.It should be appreciated that herein
The protection domain that explanation to the embodiment of the present invention is not intended to limit the present invention.
Fig. 1 to Fig. 3 is referred to, a kind of structural representation of its revolution chain 100 for staircase provided for the present invention.Institute
State for staircase revolution chain 100 include at least one revolution chained block 10, and it is multiple be arranged on it is described revolution chained block 10
On translation mechanism 20.It is envisioned that the revolution chain 100 for staircase also includes other functional modules, such as handrail
Support, power plant module, power module etc., this is the technology known by those skilled in the art, and is not in the present invention innovation
Emphasis, will not be repeated here.
It is described revolution chained block 10 at least have one, can also include it is multiple, its quantity is set according to actual needs,
Such as the length of staircase.The revolution chained block 10 can be made of metal, and it includes a bearing hole 11, and one in the bearing
The plug end 12 that the side of the vertical direction of the axis in hole 11 is set, and axis for being arranged on the bearing hole 11 hang down
Nogata to opposite side socket end 13, an and latch 14 being arranged in the socket end 13.The bearing hole 11 is
One through hole, and the middle part of the revolution chained block 10 is arranged on, for setting the translation mechanism 20.The plug end 12 is used
In next revolution chained block 10 of link, and including two spaced arms 121, and it is opened in logical on the arm 121
Hole 122.The socket end 13 is also used for linking next revolution chained block 10, and it includes two spaced ears 131, with
And it is opened in the pin hole 132 on the ear 131.The minimum range of described two ears 131 is more than the plug end 12
The ultimate range of two arms 121, so that the two-arm 121 of the plug end 12 can be plugged between described two ears 131.Institute
Latch 14 is stated through the through hole 122 of the two-arm 121 and the pin hole 132 of two ears 131 of another revolution chained block 10,
So that two revolution chained blocks 10 to be chained up.It is envisioned that being to be made of plastics when the revolution chained block 10 is overall
When, the brown latch 14 of institute can be with the revolution integrated injection molding of chained block 10.Each described revolution chained block 10
Also include two support columns 15 being separately positioned in the socket end 12.Specifically, described two support columns 15 are set respectively
On described two ears 131, and it is disposed opposite to each other.The support column 15 can be cylindrical, or the cylindricality of other shapes.
In the present embodiment, the support column 15 is cylinder.In use, described two support columns 15 are supported in armrest support (figure
Do not show) side wall on so that even if the power suffered by revolution chain 100 is asymmetric or by the impulsive force caused by velocity variations,
It can not also be opened at the opening of the socket end 131, improve stability, so as to add the life-span of the revolution chain 100.
The translation mechanism 20 is arranged on the revolution chained block 10.It is envisioned that each revolution chained block
10 at least include a translation mechanism 20.In the present embodiment, each revolution chained block 10 includes a translation mechanism 20.Institute
The preventing rubber band (not shown) that stating translation mechanism 20 is used to make to be erected at thereon is translated, so that the hand of pedestrian follows step
Move together.The translation mechanism 20 includes the central shaft 21 that is located in the bearing hole 11, one be set in it is described
Sliding bearing 22 between central shaft 21 and bearing hole 11, and two axis of rolling for being separately positioned on the two ends of central shaft 21
Hold 23.The central shaft 21 can be made of metal, and be coaxially disposed with bearing hole 11.The sliding bearing 22 can be by plastics
It is made, it should be tightly disposed between the central shaft 21 and bearing hole 11.The sliding bearing 22 is along central shaft 21
The two ends of axis direction are respectively arranged with a flange 221, with rolling bearing described in interval 23 and revolution chained block 10.In order to suitable
Profit, which installs this, has the sliding bearing 22 of flange 221, and the sliding bearing 22 includes two section 222, and this two section 222 with the center
The center line segmentation of the axis of axle 21, to increase each section of interchangeability and versatility.The sliding bearing 22 can be only secured to
On bearing hole 11, it can also be only secured on central shaft 21.When the sliding bearing 22 can be only secured on bearing hole 11, in
Heart axle 21 can be rotated in the sliding bearing 22.When the sliding bearing 22 is only secured on central shaft 21, the slip
Bearing 22 can be rotated together with central shaft 21 in the bearing hole 11.Described two rolling bearings 23 are located at the bearing respectively
The both sides of the axis in hole 11, and be fixed on the central shaft 21.The structure and working principle of the rolling bearing 23 is ability
Technology known by field technique personnel, will not be repeated here.In addition, those skilled in the art are all known, it is described to roll
Needed on bearing 23 set up preventing rubber band (not shown), while the preventing rubber band can not with revolution chained block 10 contact and
Friction is produced, the maximum gauge of the rolling bearing 23 should be more than the revolution chained block 10 in the footpath along the bearing hole 11
To thickness.
Because the sliding bearing 22 can be both only secured on bearing hole 11, it can also be only secured on central shaft 21, therefore
In order that the priority task of rolling bearing 23, the coefficient of friction of the rolling bearing 23 should be less than the central shaft 21 and slip
Coefficient of friction between bearing 22 or between the bearing hole 11 and sliding bearing 22.Described in being fixed on when the sliding bearing 22
In bearing hole 11, i.e., when the sliding bearing 22 and bearing hole 11 are relatively-stationary, the coefficient of friction of the rolling bearing 23 should
When less than the coefficient of friction between the central shaft 21 and sliding bearing 22, and when the sliding bearing 22 is fixed on the center
On axle 21, i.e., when the sliding bearing 22 is relatively fixed with central shaft 21, the coefficient of friction of the rolling bearing 23 should be less than institute
State the coefficient of friction between bearing hole 11 and sliding bearing 22.In the present embodiment, the sliding bearing 22 be fixed on it is described in
On heart axle 21, therefore the coefficient of friction of the rolling bearing 23 should be less than rubbing between the bearing hole 11 and sliding bearing 22
Wipe coefficient.Implementing in use, the coefficient of friction of the sliding bearing is the 50 to 150 of the coefficient of friction of the rolling bearing
Times.Specifically, the coefficient of friction of the rolling bearing is 0.001 to 0.002, the coefficient of friction of the sliding bearing for 0.1 to
0.2.In this embodiment, the coefficient of friction of the sliding bearing is 100 times of coefficient of friction of the rolling bearing.Specifically,
The coefficient of friction of the rolling bearing is 0.0015, and the coefficient of friction of the sliding bearing is 0.15.It is simultaneously the increase cunning
The coefficient of sliding friction of dynamic bearing 22, the sliding bearing 22 is brought into close contact with the central shaft 21 and bearing hole 11.Also therefore,
In use, because coefficient of rolling friction is less than the coefficient of sliding friction, so in the rolling bearing 23 and sliding bearing 22 all
During in normal operating conditions, the rolling bearing 23 is by priority task, and the sliding bearing will not work.When the axis of rolling
When holding 23 and causing clamping stagnation not rotate because oil starvation or dust carry out the rolling bearing 23, the sliding bearing 22 just starts work
Make.
Compared with prior art, the translation mechanism 20 of revolution chained block 100 of the invention has described rolling bearing 23
With sliding bearing 22 so that when the rolling bearing 23 causes clamping stagnation not turn because oil starvation or dust carry out the rolling bearing 23
When dynamic, the sliding bearing 22 is just started working, and carries out changing the revolution chain without horse back, so as to add the revolution chain
In the life-span, also reduce maintenance cost.
Presently preferred embodiments of the present invention is these are only, is not used to limit to protection scope of the present invention, it is any in the present invention
Modification, equivalent substitution or improvement in spirit etc., all cover in scope of the presently claimed invention.
Claims (10)
1. a kind of revolution chain for staircase, it is characterised in that：The revolution chain includes at least one revolution chained block, Yi Jiduo
The individual translation mechanism being arranged on the revolution chained block, each revolution chained block includes a bearing hole, each described
Translation mechanism includes a central shaft being located in the bearing hole, and one is set between the central shaft and bearing hole
Sliding bearing, and two rolling bearings for being separately positioned on the central shaft two ends, the sliding bearing and the central shaft
And bearing hole is brought into close contact, the coefficient of friction of the rolling bearing is less than between the central shaft and sliding bearing or the bearing
Coefficient of friction between hole and sliding bearing.
2. it is used for the revolution chain of staircase as claimed in claim 1, it is characterised in that：The central shaft is coaxially set with bearing hole
Put.
3. it is used for the revolution chain of staircase as claimed in claim 1, it is characterised in that：The sliding bearing is made of plastics.
4. it is used for the revolution chain of staircase as claimed in claim 1, it is characterised in that：The sliding bearing is in the axle along central shaft
The two ends in line direction have a flange respectively.
5. it is used for the revolution chain of staircase as claimed in claim 1, it is characterised in that：The coefficient of friction of the sliding bearing is institute
State the coefficient of friction of rolling bearing 50 to 150 times.
6. it is used for the revolution chain of staircase as claimed in claim 5, it is characterised in that：The coefficient of friction of the rolling bearing is
0.001 to 0.002, the coefficient of friction of the sliding bearing is 0.1 to 0.2.
7. it is used for the revolution chain of staircase as claimed in claim 1, it is characterised in that：When the coefficient of friction of the rolling bearing is small
During coefficient of friction between the central shaft and sliding bearing, the sliding bearing is fixed in the bearing hole.
8. it is used for the revolution chain of staircase as claimed in claim 1, it is characterised in that：When the coefficient of friction of the rolling bearing is small
During coefficient of friction between the bearing hole and sliding bearing, the sliding bearing is fixed on the central shaft.
9. it is used for the revolution chain of staircase as claimed in claim 1, it is characterised in that：The maximum gauge of the rolling bearing is more than
Thickness of the revolution chained block in the radial direction along the bearing hole.
10. it is used for the revolution chain of staircase as claimed in claim 1, it is characterised in that：The revolution chained block includes an axle
Bearing bore, one be arranged on the bearing hole axis vertical direction side socket end, and two be separately positioned on institute
The support column in socket end is stated, the socket end includes two spaced ears, and two support columns are separately positioned on
The outside of described two ears is simultaneously disposed opposite to each other.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201610261136.7A CN105731231B (en) | 2016-04-22 | 2016-04-22 | A kind of revolution chain for staircase |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201610261136.7A CN105731231B (en) | 2016-04-22 | 2016-04-22 | A kind of revolution chain for staircase |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN105731231A CN105731231A (en) | 2016-07-06 |
| CN105731231B true CN105731231B (en) | 2017-07-21 |
Family
ID=56255102
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201610261136.7A Active CN105731231B (en) | 2016-04-22 | 2016-04-22 | A kind of revolution chain for staircase |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN105731231B (en) |
Family Cites Families (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| DE4334064C3 (en) * | 1993-10-06 | 1999-07-15 | O & K Rolltreppen Gmbh | Drive system for escalators and moving walks |
| CN101734543B (en) * | 2009-12-18 | 2012-01-25 | 西子奥的斯电梯有限公司 | Escalator handrail operating device |
| CN201580882U (en) * | 2010-01-11 | 2010-09-15 | 浙江长盛滑动轴承有限公司 | Self-lubricating plastic stairway rotary chain |
| DE202010003769U1 (en) * | 2010-03-17 | 2010-07-29 | Geyssel Fahrtreppenservice Gmbh | Deflection pulley chain for the handrail guide in the top and bottom deflection on escalators and moving walks |
| CN203845647U (en) * | 2014-05-22 | 2014-09-24 | 江苏正基电梯部件有限公司 | Rotation chain for handrail of elevator |
| CN204079204U (en) * | 2014-07-21 | 2015-01-07 | 曼斯顿电梯（香港）有限公司 | Escalator conduction chain |
| CN205555836U (en) * | 2016-04-22 | 2016-09-07 | 嘉善长盛塑料轴承技术有限公司 | A gyration chain for staircase |
-
2016
- 2016-04-22 CN CN201610261136.7A patent/CN105731231B/en active Active
Also Published As
| Publication number | Publication date |
|---|---|
| CN105731231A (en) | 2016-07-06 |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN205342982U (en) | Roller bearing handling device | |
| CN110170462B (en) | Horizontal adjusting device of circular sorting machine based on I-shaped structure and application method thereof | |
| CN103547526A (en) | Non-linear stiffness roller assembly | |
| CN105731231B (en) | A kind of revolution chain for staircase | |
| CN207121175U (en) | A kind of adjustable optical axis carriage | |
| CN103803383B (en) | A kind of elevator traction system | |
| CN205555836U (en) | A gyration chain for staircase | |
| CN212403056U (en) | Elevator detection weight convenient to remove | |
| CN109095070A (en) | A kind of chain wheel conveyor | |
| CN203767896U (en) | Counterweight device and engineering machinery | |
| WO2017211047A1 (en) | Unitized structure of elevator steel band rope sheave assembly | |
| CN208120638U (en) | Lifting hook pulley component | |
| CN104061006B (en) | A kind of using method of the shuttle module carrying tool be arranged on duct piece assembling machine | |
| CN105952163A (en) | Jacking gliding device and method | |
| CN205527541U (en) | Automobile elevator frame | |
| CN106915584A (en) | A kind of storage airborne carrier with three-level telescopic rail | |
| CN104291201B (en) | Moving sidewalk running fix device | |
| CN209009396U (en) | A kind of goods transport device | |
| CN208869244U (en) | A kind of jacking apparatus for AGV | |
| CN106586871A (en) | Method for replacing movable pulley block of coke dry quenching lifting machine | |
| CN203395010U (en) | Spherical roller bearing with open elastic snap rings | |
| CN208734738U (en) | A kind of differential mechanism bearing gland | |
| CN205771518U (en) | A kind of transmission structure of tyre production streamline | |
| CN201439470U (en) | Multi-section counterweight device | |
| CN105967086A (en) | Elevator braking device |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C06 | Publication | ||
| PB01 | Publication | ||
| C10 | Entry into substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| CB02 | Change of applicant information |
Address after: 314100 Zhejiang province Jiaxing Jiashan County Huimin Street Fen Lake Road No. 6 Applicant after: Zhejiang Changsheng plastic bearing technology Co. Ltd. Address before: 314100 Zhejiang province Jiaxing Jiashan County Huimin Street Fen Lake Road No. 6 Applicant before: Jiashan Changsheng Plastic Bearing Technology Co., Ltd. |
|
| CB02 | Change of applicant information | ||
| GR01 | Patent grant |