CN109502464A - A kind of main drive of escalator - Google Patents
A kind of main drive of escalator Download PDFInfo
- Publication number
- CN109502464A CN109502464A CN201811563727.5A CN201811563727A CN109502464A CN 109502464 A CN109502464 A CN 109502464A CN 201811563727 A CN201811563727 A CN 201811563727A CN 109502464 A CN109502464 A CN 109502464A
- Authority
- CN
- China
- Prior art keywords
- sprocket wheel
- ladder sprocket
- oil
- outer spindle
- rotary outer
- 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.)
- Pending
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
- B66B23/026—Driving gear with a drive or carrying sprocket wheel located at end portions
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
- F16H—GEARING
- F16H55/00—Elements with teeth or friction surfaces for conveying motion; Worms, pulleys or sheaves for gearing mechanisms
- F16H55/02—Toothed members; Worms
- F16H55/30—Chain-wheels
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
- F16H—GEARING
- F16H57/00—General details of gearing
- F16H57/04—Features relating to lubrication or cooling or heating
- F16H57/0412—Cooling or heating; Control of temperature
- F16H57/0415—Air cooling or ventilation; Heat exchangers; Thermal insulations
- F16H57/0416—Air cooling or ventilation
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
- F16H—GEARING
- F16H57/00—General details of gearing
- F16H57/04—Features relating to lubrication or cooling or heating
- F16H57/042—Guidance of lubricant
- F16H57/0427—Guidance of lubricant on rotary parts, e.g. using baffles for collecting lubricant by centrifugal force
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
- F16H—GEARING
- F16H57/00—General details of gearing
- F16H57/04—Features relating to lubrication or cooling or heating
- F16H57/042—Guidance of lubricant
- F16H57/043—Guidance of lubricant within rotary parts, e.g. axial channels or radial openings in shafts
Landscapes
- Engineering & Computer Science (AREA)
- General Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Escalators And Moving Walkways (AREA)
Abstract
The present invention provides a kind of main drives of escalator, comprising: the inner shaft of fixed installation；The rotary outer spindle being set in outside inner shaft；Removably terminal pad of the fixing sleeve on rotary outer spindle；Cover the ladder sprocket wheel fixed on rotary outer spindle and with the terminal pad bolt；With the drive sprocket of the ladder sprocket wheel stacked side and bolt fixation.The bearing capacity of main drive shaft can be improved in the present invention, improves the reliability of equipment, while easy to repair and maintenance, reduces replacement cost.
Description
Technical field
The present invention relates to escalator technical fields, more particularly to a kind of main drive of escalator.
Background technique
As the public traffic types project such as subway, scenic spot, superstore is more and more, the escalator of superelevation hoisting depth
Demand is increasing.With significantly increasing for the use occasions load such as the increase of rise of escalator and subway, to certainly
The requirement of the life and reliability of the main drive of dynamic staircase is higher and higher.
The main drive of escalator include drive sprocket, the ladder sprocket wheel being fixed on drive sprocket and with driving
Sprocket wheel and ladder sprocket wheel are rotatably assorted main drive shaft, and bearing inner race is fixed at main drive shaft both ends, and bearing outer ring passes through bearing block
It is fixed on truss.
Due to can matched bearing size it is limited, main drive shaft is usually designed as to intermediate thick, the thin structure in both ends, when holding
When by high torque, main drive shaft is easy to happen fracture, and the bearing capacity of main drive shaft is limited, and reliability is not high.In addition, due to
Drive sprocket is welded on main drive shaft, can be damaged to ladder sprocket wheel when main drive shaft occurs and is broken and needs replacing, if
Standby maintenance cost is excessively high.
Summary of the invention
The present invention provides a kind of main drives of escalator, and the bearing capacity of main drive shaft can be improved, and improve
The reliability of equipment, while easy to repair and maintenance, reduce replacement cost.
A kind of main drive of escalator, comprising:
The inner shaft of fixed installation；
The rotary outer spindle being set in outside inner shaft；
Removably terminal pad of the fixing sleeve on rotary outer spindle；
Cover the ladder sprocket wheel fixed on rotary outer spindle and with the terminal pad bolt；
With the drive sprocket of the ladder sprocket wheel stacked side and bolt fixation.
Several optional ways also provided below, but be not intended as the additional qualification to above-mentioned overall plan, only into
The supplement of one step is preferred, and under the premise of no technology or logical contradiction, each optional way can be individually for above-mentioned totality side
Case is combined, and be can also be and is combined between multiple optional ways.
Optionally, first shaft shoulder and second shaft shoulder, the terminal pad and ladder sprocket wheel difference are set on the rotary outer spindle
It offsets positioning with a wherein shaft shoulder.
Optionally, at least part abuts each other in the axial direction between the terminal pad and ladder sprocket wheel, and in butting section
Position is bolted.
Optionally, bearing is installed in bearing chamber with gap and as bearing chamber between inner shaft and rotary outer spindle；
The oil filler point being connected to the bearing chamber is equipped on the side wall of rotary outer spindle.
Optionally, it between the terminal pad and ladder sprocket wheel, was had at the position of neighbouring rotary outer spindle outer wall between oil
Gap, this is crossed oil-gap and is connected to the oil filler point；
It is offered on the ladder sprocket wheel and the pouring orifice crossing oil-gap and being connected to.
Optionally, the side wall of the rotary outer spindle is equipped with the gas vent being connected to the bearing chamber, the ladder sprocket wheel
On offer and described cross the exhaust outlet that is connected to of oil-gap.
Optionally, the oil filler point and gas vent are symmetrically distributed in the axis two sides of rotary outer spindle；The pouring orifice and row
Port is symmetrically distributed in the axis two sides of ladder sprocket wheel.
Optionally, the terminal pad and ladder sprocket wheel have two sets, are arranged in the both ends of rotary outer spindle, together at one end
In terminal pad and ladder sprocket wheel, terminal pad is in inside, and ladder sprocket wheel is in outside.
Optionally, it is also provided with operation port on the ladder sprocket wheel, which is in the outside of terminal pad radial direction；
Operation port towards one end on the inside of the main driving of escalator be oil-inlet end, towards on the outside of the main driving of escalator one
End is oil outlet, and the oil outlet is connected to via oil pipe excessively with the pouring orifice on the ladder sprocket wheel.
Optionally, the operation port on same ladder sprocket wheel and pouring orifice circumferential position having the same.
The main drive of escalator provided by the invention improves the carrying of driving spindle by using cross-compound arrangement
Ability and service life.Reduce oil leak and dust intrusion by using radial oiling path, reduces maintenance costs.
Detailed description of the invention
Fig. 1 is the structural schematic diagram of main drive in an embodiment；
Fig. 2 is the area Tu1Zhong A enlarged drawing；
Fig. 3 is the area Tu1Zhong B enlarged drawing；
Fig. 4 is an embodiment middle (center) bearing chamber region enlarged drawing；
Fig. 5 is the side view of main drive in an embodiment.
The reference numerals are as follows in figure:
1, inner shaft；2, rotary outer spindle；21, first shaft shoulder；22, second shaft shoulder；3, terminal pad；4, ladder sprocket wheel；5, it drives
Sprocket wheel；6, bearing；61, inner ring；62, outer ring；7, oil filler point；8, oil-gap is crossed；9, pouring orifice；10, gas vent；11, exhaust outlet；
12, operation port；13, oil pipe is crossed；14, the third shaft shoulder；15, circlip；16, the 4th shaft shoulder；17, bearing covers；18, flange；19, it keeps off
Scraper ring；24, gasket；25, seal felt；26, the 5th shaft shoulder；27, fixed frame；28, mounting hole；29, bolt.
Specific embodiment
Following will be combined with the drawings in the embodiments of the present invention, and technical solution in the embodiment of the present invention carries out clear, complete
Site preparation description, it is clear that the described embodiment is only a part of the embodiment of the present invention, instead of all the embodiments.Based on this
Embodiment in invention, every other reality obtained by those of ordinary skill in the art without making creative efforts
Example is applied, shall fall within the protection scope of the present invention.
It should be noted that when component be referred to as with another component " connection " when, it can directly with another component
It connects or there may also be components placed in the middle.When a component is considered as " being set to " another component, it be can be directly
It connects and is arranged on another component or may be simultaneously present component placed in the middle.
Unless otherwise defined, all technical and scientific terms used herein and belong to technical field of the invention
The normally understood meaning of technical staff is identical.Term as used herein in the specification of the present invention is intended merely to description tool
The purpose of the embodiment of body is not to be to limit the present invention.
A kind of main drive of escalator, as shown in Figure 1, the main drive of escalator includes:
The inner shaft 1 of fixed installation；
The rotary outer spindle 2 being set in outside inner shaft 1；
Removably terminal pad 3 of the fixing sleeve on rotary outer spindle 2；
Cover the ladder sprocket wheel 4 fixed on rotary outer spindle and with 3 bolt of terminal pad；
With the drive sprocket 5 of 4 stacked side of ladder sprocket wheel and bolt fixation.
Inner shaft 1 is fixedly mounted relative to truss under use state, does not rotate, inner shaft 1 is primarily subjected to moment of flexure, it is not easy to
It is broken because torque is excessive, reliability improves.
Torque is mainly born by rotary outer spindle 2, and since rotary outer spindle 2 need not be limited by bearing inner race size, rotation is outer
The diameter of axis 2 can be designed larger, reduce the shear stress under same torque on rotary outer spindle 2, to reduce fracture, mention
The reliability of high rotary outer spindle 2.
Inner shaft 1 and rotary outer spindle 2 collectively constitute driving spindle, by the torque load bearing component and moment of flexure supporting part of driving spindle
Part separately designs, and reduces part manufacturing difficulty, improves the reliability of driving spindle, reduces being replaced with for driving spindle
This.
Due to ladder sprocket wheel 4 and it is indirect be welded and fixed with inner shaft, but be detachably mounted to rotate by terminal pad 3
On outer shaft 2, once the fracture of driving spindle occurs, it can be individually replaced inner shaft 1 or rotary outer spindle 2, do not influence ladder sprocket wheel, thus
Reduce maintenance cost.
For reduce cost of equipment maintenance, prolong the service life, in one embodiment, as shown in Figure 1, inner shaft 1 with
With gap and as bearing chamber between rotary outer spindle 2, bearing 6 is installed in bearing chamber；It is set on the side wall of rotary outer spindle 2
There is the oil filler point 7 being connected to bearing chamber.
Can by oil filler point 7 into bearing 6 shot lubrication rouge, the depth direction of oil filler point 7 is radially consistent with bearing 6,
Making lubricating grease, path enters in bearing 6 generally radially, changes traditional method from bearing axial end side oiling.On the one hand
Oil circuit length in the radial direction can be increased, reduce leakage rouge, so as to reduce oil change frequency, lubricated caused by mitigating because of leakage rouge
Insufficient and bearing wear.On the other hand, be conducive to that lubricating grease is made to be directly entered the space for needing to lubricate, make to be injected into bearing chamber
Most of lubricating grease can directly participate in lubricating, reduce bearing end side and have neither part nor lot in the oil quantity of lubrication, to reduce lubricating grease
Consumption.Meanwhile being conducive to heat dissipation, slow down lubricating grease caused by lubricating grease heating and air expansion and migrates.
The not direct outer ring with bearing 6 of ladder sprocket wheel 4 cooperates, but is connect by rotary outer spindle 2 with bearing 6, terraced in this way
Grade and the load of passenger are transferred to rotary outer spindle 2 by the stretching of step chains, bear main moment of flexure by rotary outer spindle 2, thus
Mitigate the bending stress of bearing 6, extends the service life of bearing 6.
To enable lubricating grease to be directly entered between bearing internal external circle, in one embodiment, it is equipped in the outer ring of bearing 6
The through-hole is aligned by through-hole when installing bearing 6 with oil filler point 7.
To reduce the length slided when bearing installation, part deformation is reduced, facilitates installation, in one embodiment, such as
Shown in Fig. 1, bearing 6 is mounted on the position that proximal end face is leaned in inner shaft 1.
When driving spindle is broken, to reduce maintenance and replacement cost, in one embodiment, as shown in Fig. 2,
First shaft shoulder 21 and second shaft shoulder 22 are set on rotary outer spindle 2, and terminal pad 3 and ladder sprocket wheel 4 offset with a wherein shaft shoulder respectively
Positioning.When replacement, first terminal pad 3 and ladder sprocket wheel 4 can be disassembled from rotary outer spindle 2, then individually to driving spindle into
Row replacement.
For the installation and removal convenient for ladder sprocket wheel 4, in one embodiment, as shown in Fig. 2, first shaft shoulder 21 and
Two shaft shoulders 22 are located at the end face area on rotary outer spindle 2 close to rotary outer spindle 2.
To reduce vibration and noise, guarantee the stability of ladder sprocket wheel, in one embodiment, as shown in Fig. 2, connection
At least part abuts each other in the axial direction between disk 3 and ladder sprocket wheel 4, and is bolted against position.
To guarantee the lubricating grease full replacement that will have been polluted when changing oil, in one embodiment, as shown in figure 3, connection
Between disk 3 and ladder sprocket wheel 4, oil-gap 8 was had at the position of neighbouring 2 outer wall of rotary outer spindle, this crosses oil-gap 8 and oiling
Hole 7 is connected to；
The pouring orifice 9 being connected to oil-gap 8 excessively is offered on ladder sprocket wheel 4.
Pouring orifice 9 is connected to the end face of ladder sprocket wheel 4, facilitates maintenance staff's oiling.When injection lubricating grease occur aging or
Pollution, terminal pad 3 and ladder sprocket wheel 4 when needing replacing, can be dismantled, convenient for cleaning to the old oil that corner adheres to, keep away
Exempt from cross contamination, guarantees the update efficiency of lubricating grease.
To reduce fill cup hydraulic, and improve the trapped fuel ability of bearing chamber, in one embodiment, the side of rotary outer spindle 2
Wall is equipped with the gas vent 10 being connected to bearing chamber, and the exhaust outlet 11 being connected to oil-gap excessively is offered on ladder sprocket wheel 4.
Oiling resistance can be reduced by setting gas vent 10 and exhaust outlet 11, since ladder sprocket wheel revolving speed is lower, can be incited somebody to action
Lubricating grease fills bearing chamber, and suitably there are surpluses as sealing prevents external dust from entering bearing chamber in gas vent 10,
Improve bearing service life.Also to lubricating grease, there are redundant spaces in gas vent 10 simultaneously, prevent profit caused by heating expansion
Consistent lubricant is excessive, improves trapped fuel ability, reduces environmental pollution.
To be further ensured that the lubricating grease of low viscosity can fill bearing chamber, in one embodiment, as shown in Figure 1, note
Oilhole 7 and gas vent 10 are symmetrically distributed in the axis two sides of rotary outer spindle；Pouring orifice and exhaust outlet are symmetrically distributed in ladder sprocket wheel
Axis two sides.When oiling, oil filler point 7 is adjusted to lower position, gas vent 10 is accordingly positioned at oil circuit higher at this time
Position, so that note caused by avoiding lubricating grease from flowing backwards is discontented.
Main drive is overhauled for convenience of maintenance staff, in one embodiment, as shown in Figure 1, terminal pad 3
There are two sets with ladder sprocket wheel 4, be arranged in the both ends of rotary outer spindle 2, in terminal pad 3 and ladder sprocket wheel 4 at one end, connects
It connects disk and is in inside, ladder sprocket wheel is in outside.
In one embodiment, as shown in figure 3, being also provided with operation port 12 on ladder sprocket wheel 4, which is in
The radial outside of terminal pad 3；
Operation port 12 towards one end on the inside of the main driving of escalator be oil-inlet end, towards on the outside of the main driving of escalator
One end is oil outlet, and oil outlet is connected to via oil pipe 13 excessively with the pouring orifice 9 on the ladder sprocket wheel 4.
Side of the ladder sprocket wheel 4 backwards to drive sprocket is guided in oiling end by used oil pipe 13 and operation port 12, it is possible to reduce
Space limitation, facilitates oil injection operation.
For the length for shortening oil pipe 13 as far as possible, increase the utilization rate of lubricating grease, in one embodiment, such as Fig. 3 institute
Show, the operation port 12 on same ladder sprocket wheel and the circumferential position having the same of pouring orifice 9.
It is fixed to reinforce bearing, in one embodiment, as shown in figure 4, inner shaft 1 is equipped with the third shaft shoulder 14 and circlip
Slot, the both ends of the surface of the inner ring 61 of bearing 6 offset with the third shaft shoulder 14 and the circlip being mounted in jump-ring slot 15 positioning respectively.
Rotary outer spindle 2 is equipped with the 4th shaft shoulder 16, is equipped with bearing capping 17, bearing at neighbouring jump-ring slot in inner shaft 1
Capping 17 close to bearing side be equipped with flange 18, the both ends of the surface of the outer ring 62 of bearing 6 respectively with 18 phase of the 4th shaft shoulder 16 and flange
To positioning.
For the leakproofness for guaranteeing bearing chamber, in one embodiment, as shown in figure 4, bearing 6 is backwards to bearing capping 17
Side is equipped with oil baffle 19, and the outer edge of oil baffle 19 is clipped between the 4th shaft shoulder 16 and outer ring 62, the inner edge of oil baffle 19
The outward bending of edge opposite outer edges simultaneously cooperates with inner shaft 1.
To prevent lubricating grease from overflowing, environment is polluted, in one embodiment, as shown in figure 4, in bearing capping 17 and rotation
Turn to be equipped with gasket 24 between the end face of outer shaft 2, due to, without relative rotation, covering in bearing between bearing capping 17 and inner shaft 1
17 lower parts open up mounting groove, and seal felt 25 is equipped in mounting groove.
For convenience of the disassembly of bearing 6 and bearing capping 17, in one embodiment, as shown in figure 4, adjacent in inner shaft 1
The paraxial outside for holding capping 17 is equipped with the 5th shaft shoulder 26, the sliding stroke of bearing 6 and bearing capping 17 when reducing disassembly.
In one embodiment, as shown in Figure 1, shown in Figure 5, the both ends of inner shaft 1 are connected on fixed frame 27, and fixed frame 27 is
Square plate with mounting hole 28, inner shaft 1 cooperate in mounting hole 28.Fixed frame 27 is fixed on escalator by bolt 29
On truss.
Each technical characteristic of embodiment described above can be combined arbitrarily, for simplicity of description, not to above-mentioned reality
It applies all possible combination of each technical characteristic in example to be all described, as long as however, the combination of these technical characteristics is not present
Contradiction all should be considered as described in this specification.
The embodiments described above only express several embodiments of the present invention, and the description thereof is more specific and detailed, but simultaneously
It cannot therefore be construed as limiting the scope of the patent.It should be pointed out that coming for those of ordinary skill in the art
It says, without departing from the inventive concept of the premise, various modifications and improvements can be made, these belong to protection of the invention
Range.Therefore, the scope of protection of the patent of the invention shall be subject to the appended claims.
Claims (10)
1. a kind of main drive of escalator characterized by comprising
The inner shaft of fixed installation；
The rotary outer spindle being set in outside inner shaft；
Removably terminal pad of the fixing sleeve on rotary outer spindle；
Cover the ladder sprocket wheel fixed on rotary outer spindle and with the terminal pad bolt；
With the drive sprocket of the ladder sprocket wheel stacked side and bolt fixation.
2. the main drive of escalator according to claim 1, which is characterized in that is arranged on the rotary outer spindle
One shaft shoulder and second shaft shoulder, the terminal pad and ladder sprocket wheel offset with a wherein shaft shoulder positioning respectively.
3. the main drive of escalator according to claim 1, which is characterized in that the terminal pad and ladder sprocket wheel
Between at least part abut each other in the axial direction, and be bolted against position.
4. the main drive of escalator according to claim 1, which is characterized in that between inner shaft and rotary outer spindle
With gap and as bearing chamber, bearing is installed in bearing chamber；It is equipped with and the bearing chamber on the side wall of rotary outer spindle
The oil filler point of connection.
5. the main drive of escalator according to claim 4, which is characterized in that the terminal pad and ladder sprocket wheel
Between, oil-gap was had at the position of neighbouring rotary outer spindle outer wall, this is crossed oil-gap and is connected to the oil filler point；
It is offered on the ladder sprocket wheel and the pouring orifice crossing oil-gap and being connected to.
6. the main drive of escalator according to claim 5, which is characterized in that on the side wall of the rotary outer spindle
Equipped with the gas vent being connected to the bearing chamber, offered on the ladder sprocket wheel and the exhaust outlet crossing oil-gap and being connected to.
7. the main drive of escalator according to claim 4, which is characterized in that the oil filler point and gas vent pair
Claim the axis two sides for being distributed in rotary outer spindle；The pouring orifice and exhaust outlet are symmetrically distributed in the axis two sides of ladder sprocket wheel.
8. the main drive of escalator according to claim 1, which is characterized in that the terminal pad and ladder sprocket wheel
There are two sets, is arranged in the both ends of rotary outer spindle, in terminal pad and ladder sprocket wheel at one end, terminal pad is in inside,
Ladder sprocket wheel is in outside.
9. the main drive of escalator according to claim 1, which is characterized in that also opened up on the ladder sprocket wheel
There is operation port, which is in the outside of terminal pad radial direction；
Operation port is oil-inlet end towards one end on the inside of the main driving of escalator, is towards one end on the outside of the main driving of escalator
Oil outlet, and the oil outlet is connected to via oil pipe excessively with the pouring orifice on the ladder sprocket wheel.
10. the main drive of escalator according to claim 1, which is characterized in that the behaviour on same ladder sprocket wheel
Make mouth and pouring orifice circumferential position having the same.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201811563727.5A CN109502464A (en) | 2018-12-20 | 2018-12-20 | A kind of main drive of escalator |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201811563727.5A CN109502464A (en) | 2018-12-20 | 2018-12-20 | A kind of main drive of escalator |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN109502464A true CN109502464A (en) | 2019-03-22 |
Family
ID=65753930
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201811563727.5A Pending CN109502464A (en) | 2018-12-20 | 2018-12-20 | A kind of main drive of escalator |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN109502464A (en) |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111575474A (en) * | 2020-04-13 | 2020-08-25 | 江苏大学 | Thermal torsional vibration composite aging method and device for escalator driving main shaft |
| CN113428763A (en) * | 2020-03-23 | 2021-09-24 | 株式会社日立制作所 | Elevator and counterweight side pulley |
| CN114110089A (en) * | 2021-12-01 | 2022-03-01 | 环球传动泰州有限公司 | Chain for maintaining outdoor ladder conveniently at equal step distance |
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| JP2003312970A (en) * | 2002-04-19 | 2003-11-06 | Toshiba Elevator Co Ltd | Assembly of sprocket support shaft and step sprocket |
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| CN105217424A (en) * | 2015-10-16 | 2016-01-06 | 浙江西尔康电梯部件有限公司 | Elevator traction machine |
| CN108313860A (en) * | 2018-03-29 | 2018-07-24 | 永大电梯设备（中国）有限公司 | The bearing lubrication structure of escalator main drive shaft device |
| CN209455910U (en) * | 2018-12-20 | 2019-10-01 | 杭州斯沃德电梯有限公司 | A kind of main drive of escalator |
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| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2003312970A (en) * | 2002-04-19 | 2003-11-06 | Toshiba Elevator Co Ltd | Assembly of sprocket support shaft and step sprocket |
| CN202609735U (en) * | 2012-01-19 | 2012-12-19 | 浙江西沃电梯有限公司 | Elevator traction wheel |
| CN202481891U (en) * | 2012-03-13 | 2012-10-10 | 吴江全胜机电有限公司 | Escalator driving device with oil injecting lubricating mechanism |
| CN103671557A (en) * | 2012-09-04 | 2014-03-26 | 江南嘉捷电梯股份有限公司 | Bearing lubricating device and escalator or moving walk comprising same |
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| CN105035918A (en) * | 2015-08-13 | 2015-11-11 | 李红卫 | Elevator traction machine |
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| CN108313860A (en) * | 2018-03-29 | 2018-07-24 | 永大电梯设备（中国）有限公司 | The bearing lubrication structure of escalator main drive shaft device |
| CN209455910U (en) * | 2018-12-20 | 2019-10-01 | 杭州斯沃德电梯有限公司 | A kind of main drive of escalator |
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113428763A (en) * | 2020-03-23 | 2021-09-24 | 株式会社日立制作所 | Elevator and counterweight side pulley |
| CN113428763B (en) * | 2020-03-23 | 2022-12-06 | 株式会社日立制作所 | Elevator and counterweight side pulley |
| CN111575474A (en) * | 2020-04-13 | 2020-08-25 | 江苏大学 | Thermal torsional vibration composite aging method and device for escalator driving main shaft |
| CN114110089A (en) * | 2021-12-01 | 2022-03-01 | 环球传动泰州有限公司 | Chain for maintaining outdoor ladder conveniently at equal step distance |
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