CN202744156U - Power transmission device for escalator - Google Patents
Power transmission device for escalator Download PDFInfo
- Publication number
- CN202744156U CN202744156U CN 201220402157 CN201220402157U CN202744156U CN 202744156 U CN202744156 U CN 202744156U CN 201220402157 CN201220402157 CN 201220402157 CN 201220402157 U CN201220402157 U CN 201220402157U CN 202744156 U CN202744156 U CN 202744156U
- Authority
- CN
- China
- Prior art keywords
- planetary
- shaft
- wheel
- gear
- sun wheel
- 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.)
- Expired - Fee Related
Links
Images
Abstract
The utility model discloses a power transmission device for an escalator, which relates to the technical field of the transmission devices of elevators. According to the power transmission device for the escalator, a cylindrical gearbox is arranged between a conical gearbox and a planetary gearbox; the planetary gearbox is connected with a power machine through a brake; the cylindrical gearbox comprises a cylindrical pinion and a large cylindrical gear; the cylindrical pinion is meshed with the large cylindrical gear; the cylindrical pinion is arranged on the output shaft of the planetary gearbox; the planetary gearbox is provided with a sun gear shaft, a planet carrier which is movably provided with a planetary gear, and an inner gear ring which is sleeved outside the planetary carrier and is in meshed connection with the planetary gear; the planetary gear is meshed with a sun gear of the sun gear shaft; the sun gear shaft and the output shaft of the planetary gearbox are arranged coaxially; and the sun gear shaft and a cylindrical pinion shaft of the conical gearbox are offset. According to the power transmission device for the escalator, the power driving requirements of escalators with various specifications can be met, the rotating speed of a motor is reduced to 0.5m/s after tertiary reduction, the reduction ratio is increased from 36.2:1 to 67.2:1, and the total transmission efficiency is improved to above 90 percent.
Description
Technical field
The utility model relates to elevator driving device manufacturing technology field, and is especially a kind of for driving the device of carrying the staircase operation.
Background technology
(patent No. is: utility model patent 200710097526.6) has been announced a kind of escalator or moving sidewalk actuating device to Chinese patent " escalator or moving sidewalk actuating device ", include the epicyclic gear box that is contained on the casing and the conical gear case that is connected with described epicyclic gear box, described epicyclic gear box is connected to an end of motor, and the other end of described motor is provided with drg; Described epicyclic gear box includes sun wheel shaft and the pinion carrier that is provided with and is sleeved on the internally toothed annulus of the outer and described planetary wheel engagement of described pinion carrier, and the sun wheel of described sun wheel shaft and described planetary wheel and described planetary wheel and described internally toothed annulus are connected with a joggle; Described internally toothed annulus is fixed on the described casing; Described sun wheel shaft is connected with the output shaft of described motor; Described conical gear case includes cone pinion and cone gear, and described cone pinion and described cone gear are connected with a joggle; Described cone pinion axle is coaxial setting with described sun wheel shaft.
The staircase of this technical scheme has solved staircase reversing and the maintenance difficult problem that original two-stage chain transmission easily causes with power drive, but in use find to have following deficiency: 1, range of use is subject to certain limitation, light type ladder can only be used for, and the drive motor of designed, designed must be selected; Because the ladder sprocket wheel outside of staircase peace truss to the remaining space of main couple is 286 millimeters usually, available remaining space only is 236 millimeters, no matter be heavy type or light type ladder, the width range of the deceleration roller box that is connected with ladder sprocket wheel can only change in 236 millimeters, and motor size also can only be limited in 236 millimeters; If be used for heavy staircase, be equipped with the power major diameter also the staircase of larger motor then can't in long narrow space, install with power drive.Even the diameter of 2 flywheels reaches maximum 236 millimeters, the problem that still there is the rotor inertia deficiency of flywheel in large power, electrically is installed, if when running into sudden stop, can not slowly slow down and stop.3, motor is in the casing of epicyclic gear box, and volume is little, and air-proof condition requires high, and manufacture difficulty is large, is not suitable for large-scale production.
The utility model content
Technical problem to be solved in the utility model provides a kind of high staircase power drive of driving efficiency that is applicable to all size staircase.
The technical scheme that the utility model technical solution problem adopts is: this staircase includes conical gear case and epicyclic gear box with power drive, be provided with the Cylinder Gear roller box between described conical gear case and described epicyclic gear box, described epicyclic gear box is connected with engine by drg; Described cylindrical wheel case includes cylinder miniature gears and cylinder big gear wheel, and described cylinder miniature gears and described cylinder big gear wheel are connected with a joggle, and described cylinder miniature gears is contained on the output shaft of described epicyclic gear box; Described epicyclic gear box has sun wheel shaft and is movably equipped with planetary pinion carrier and is enclosed within the outer internally toothed annulus that is connected with a joggle with described planetary wheel of described pinion carrier, and the sun wheel of described planetary wheel and described sun wheel shaft is connected with a joggle; Described sun wheel shaft is coaxial setting with the output shaft of described epicyclic gear box; Described sun wheel shaft is connected with the output shaft of described engine; The cone pinion axle of described sun wheel shaft and described conical gear case is the offset distance setting.
Above-mentioned staircase is with in the art of power transmission scheme, and technical scheme can also be more specifically: the output shaft of described epicyclic gear box is connected with a joggle by the sun wheel of described planetary wheel and described sun wheel shaft.
Further: described pinion carrier is captiveed joint with casing by bolt.
Further: described internally toothed annulus is captiveed joint with casing by bolt.
Owing to having adopted technique scheme, the utility model compared with prior art, the beneficial effect that has is:
1, owing between epicyclic gear box and conical gear case, having increased by one group of Cylinder Gear roller box, a parallel offset distance is arranged between the pinion shaft of power machine output shaft and conical gear case; The configuration of engine can be satisfied light to the technical requirements of the various staircases such as heavy type with power drive.
The diameter that 2, can strengthen flywheel makes it to produce enough large rotor inertia, even can not brake immediately when staircase runs into urgent stop, an inertia that slowly slows down is arranged.
3, the engine rotating speed is through three grades of 0.5 meter per seconds that are decelerated to regulation, and reduction ratio increases to 67.2:1 by original 36.2:1, and total driving efficiency is 90%.
4, drg is loaded between epicyclic gear box and the engine, improves the safety that staircase uses with power drive; Engine is realized separating with the star gear case, can realize specialization and large-scale production.
Description of drawings
Fig. 1 is the structural representation of the utility model embodiment 1.
Fig. 2 is the structural representation of the utility model embodiment 2.
The specific embodiment
The utility model is described in further detail below in conjunction with the accompanying drawing example:
Embodiment 1:
The present embodiment 1 as shown in Figure 1, it includes conical gear case and epicyclic gear box, is provided with the Cylinder Gear roller box between conical gear case and epicyclic gear box, and epicyclic gear box is connected with engine by drg 3, and the engine in the present embodiment is electrical motor 18; The cylindrical wheel case includes cylinder miniature gears and cylinder big gear wheel, and the cylinder miniature gears of the present embodiment is cylinder helical pinion 11, and the cylinder big gear wheel is cylinder helical teeth big gear wheel 5; Cylinder helical pinion 11 is connected with a joggle with cylinder helical teeth big gear wheel 5, and cylinder helical pinion 11 is contained on the output shaft of epicyclic gear box, and the output shaft of the epicyclic gear box of the present embodiment is wheel shaft 12; Wheel shaft 12 is connected with a joggle by the sun wheel of planetary wheel 14 with sun wheel shaft 16; Wheel shaft 12 is connected with internally toothed annulus 4 by bolt.Epicyclic gear box has sun wheel shaft 16 and the internally toothed annulus 4 that is movably equipped with the pinion carrier 13 of planetary wheel 14 and is enclosed within pinion carrier 13 outward and planetary wheel 14 is connected with a joggle, planetary wheel 14 is connected with a joggle with the sun wheel of sun wheel shaft 16, and sun wheel shaft 16 is coaxial setting with the output shaft wheel shaft 12 of epicyclic gear box; Pinion carrier 13 is captiveed joint with casing 15 by bolt; Sun wheel shaft 16 is connected with the output shaft 2 of electrical motor 18 by brake wheel 17; Sun wheel shaft 16 is the offset distance setting with the cone pinion axle 7 of conical gear case.Because sun wheel shaft 16 and cone pinion axle 7 have a parallel side-play amount, increased the installing space of electrical motor 18; Flywheel 1 can design according to the drive torque of electrical motor 18, makes it to produce enough large rotor inertia, can not brake immediately when needing drg 3 stop even if staircase runs into emergency, and an inertia that slowly slows down is arranged.The conical gear case includes cone pinion and cone gear 8, and cone pinion and cone gear 8 are connected with a joggle, and cone pinion axle 7 is connected with the gear wheel shaft 6 of cylinder helical teeth big gear wheel 5 by spline housing 10; Cone gear axle 9 is vertical setting with the output shaft 2 of electrical motor 18.
During work, electrical motor 18 drives sun wheel shaft 16 rotations, and the sun wheel of sun wheel shaft 16 and planetary wheel 14 are connected with a joggle, and planetary wheel 14 is by driving internally toothed annulus 4 rotations with internally toothed annulus 4 engagements; The cylinder helical pinion 11 that is contained on the wheel shaft 12 of captiveing joint with internally toothed annulus 4 drives 5 rotations of cylinder helical teeth big gear wheel; Gear wheel shaft 6 is connected with cone pinion axle 7 by spline housing 10, the cone pinion of cone pinion axle 7 drives output shaft 9 rotations of conical gear case by cone gear 8, output shaft 9 is connected the operation of driving staircase by flange with the axle drive shaft of the ladder sprocket wheel of staircase.
Embodiment 2:
The present embodiment 2 as shown in Figure 2, it includes conical gear case and epicyclic gear box, is provided with the Cylinder Gear roller box between conical gear case and epicyclic gear box, and epicyclic gear box is connected with engine by drg 3, and the engine in the present embodiment is electrical motor 18; The cylindrical wheel case includes cylinder miniature gears and cylinder big gear wheel, and the cylinder miniature gears of the present embodiment is cylinder helical pinion 11, and the cylinder big gear wheel is cylinder helical teeth big gear wheel 5; Cylinder helical pinion 11 is connected with a joggle with cylinder helical teeth big gear wheel 5, and cylinder helical pinion 11 is contained on the output shaft of epicyclic gear box, and the output shaft of the epicyclic gear box of the present embodiment is pinion carrier 13; Pinion carrier 13 is connected with a joggle by the sun wheel of planetary wheel 14 with sun wheel shaft 16.Epicyclic gear box has sun wheel shaft 16 and the internally toothed annulus 4 that is movably equipped with the pinion carrier 13 of planetary wheel 14 and is enclosed within pinion carrier 13 outward and planetary wheel 14 is connected with a joggle, planetary wheel 14 is connected with a joggle with the sun wheel of sun wheel shaft 16, and sun wheel shaft 16 is coaxial setting with the output shaft pinion carrier 13 of epicyclic gear box; Internally toothed annulus 4 is captiveed joint with casing 15 by bolt; Sun wheel shaft 16 is connected with the output shaft 2 of electrical motor 18 by brake wheel 17; Sun wheel shaft 16 is the offset distance setting with the cone pinion axle 7 of conical gear case.Because sun wheel shaft 16 and cone pinion axle 7 have a parallel side-play amount, increased the installing space of electrical motor 18; Flywheel 1 can design according to the drive torque of electrical motor 18, makes it to produce enough large rotor inertia, can not brake immediately when needing drg 3 stop even if staircase runs into emergency, and an inertia that slowly slows down is arranged.The conical gear case includes cone pinion and cone gear 8, and cone pinion and cone gear 8 are connected with a joggle, and cone pinion axle 7 is connected with the gear wheel shaft 6 of cylinder big gear wheel 5 by spline housing 10; Cone gear axle 9 is vertical setting with the output shaft 2 of electrical motor 18.
During work, electrical motor 18 drives sun wheel shaft 16 rotations, and the sun wheel of sun wheel shaft 16 and planetary wheel 14 are connected with a joggle, and planetary wheel 14 is by driving internally toothed annulus 4 rotations with internally toothed annulus 4 engagements; The cylinder helical pinion 11 that is contained in pinion carrier 13 drives 5 rotations of cylinder helical teeth big gear wheel; Gear wheel shaft 6 is connected with cone pinion axle 7 by spline housing 10, the cone pinion of cone pinion axle 7 drives output shaft 9 rotations of cone gear case by cone gear 8, output shaft 9 is connected the operation of driving staircase by flange with the axle drive shaft of the ladder sprocket wheel of staircase.
Claims (4)
1. a staircase power drive includes conical gear case and epicyclic gear box, it is characterized in that: be provided with the Cylinder Gear roller box between described conical gear case and described epicyclic gear box, described epicyclic gear box is connected with engine by drg; Described cylindrical wheel case includes cylinder miniature gears and cylinder big gear wheel, and described cylinder miniature gears and described cylinder big gear wheel are connected with a joggle, and described cylinder miniature gears is contained on the output shaft of described epicyclic gear box;
Described epicyclic gear box has sun wheel shaft and is movably equipped with planetary pinion carrier and is enclosed within the outer internally toothed annulus that is connected with a joggle with described planetary wheel of described pinion carrier, and the sun wheel of described planetary wheel and described sun wheel shaft is connected with a joggle; Described sun wheel shaft is coaxial setting with the output shaft of described epicyclic gear box; Described sun wheel shaft is connected with the output shaft of described engine; The gear wheel shaft of described sun wheel shaft and described cylinder big gear wheel is the offset distance setting.
2. staircase power drive according to claim 1, it is characterized in that: the output shaft of described epicyclic gear box is connected with a joggle by the sun wheel of described planetary wheel and described sun wheel shaft.
3. staircase power drive according to claim 1 and 2, it is characterized in that: described pinion carrier is captiveed joint with casing by bolt.
4. staircase power drive according to claim 1 and 2, it is characterized in that: described internally toothed annulus is captiveed joint with casing by bolt.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201220402157 CN202744156U (en) | 2012-08-15 | 2012-08-15 | Power transmission device for escalator |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201220402157 CN202744156U (en) | 2012-08-15 | 2012-08-15 | Power transmission device for escalator |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN202744156U true CN202744156U (en) | 2013-02-20 |
Family
ID=47703585
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN 201220402157 Expired - Fee Related CN202744156U (en) | 2012-08-15 | 2012-08-15 | Power transmission device for escalator |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN202744156U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102795531A (en) * | 2012-08-15 | 2012-11-28 | 柳州凯迪电梯设备有限责任公司 | Power transmission device for escalators |
| CN103350944A (en) * | 2013-08-02 | 2013-10-16 | 黄民英 | Power driving device of escalator |
-
2012
- 2012-08-15 CN CN 201220402157 patent/CN202744156U/en not_active Expired - Fee Related
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102795531A (en) * | 2012-08-15 | 2012-11-28 | 柳州凯迪电梯设备有限责任公司 | Power transmission device for escalators |
| CN103350944A (en) * | 2013-08-02 | 2013-10-16 | 黄民英 | Power driving device of escalator |
| CN103350944B (en) * | 2013-08-02 | 2015-07-15 | 黄民英 | Power driving device of escalator |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN201071904Y (en) | Differential epicyclic gear box | |
| CN201276394Y (en) | Reduction box of hoister | |
| CN202744156U (en) | Power transmission device for escalator | |
| CN204079168U (en) | A kind of Double-shaft double-car elevator | |
| CN102795531A (en) | Power transmission device for escalators | |
| CN215409997U (en) | Differential gear box for lifting | |
| CN206320243U (en) | Level Four combined planetary reducer based on NGWN transmission principles | |
| CN208747423U (en) | A kind of planetary gear driver | |
| CN201614223U (en) | Double-drum hoisting machine | |
| CN203048466U (en) | Mine low-speed prop pulling hoist | |
| CN201473242U (en) | Manual winch | |
| CN207989697U (en) | A kind of electric powered motor output speed reducer structure | |
| CN102664490A (en) | Mechanical stepless speed change wheel hub motor | |
| CN201950744U (en) | Open type rubber mixing machine | |
| CN201934590U (en) | Differential planetary power distribution reduction gear | |
| CN202414935U (en) | Elevator traction machine | |
| CN201395462Y (en) | Driving host computer for escalator | |
| CN201598130U (en) | Multi-speed winch with speed-regulation starting | |
| CN201728840U (en) | Winding tube driving device | |
| CN201809093U (en) | Five-planetary-gear deceleration winch | |
| CN203474197U (en) | Power driving device for escalator | |
| CN2272429Y (en) | Lift mechanism of mixed gear train speed-regulation | |
| CN103350944B (en) | Power driving device of escalator | |
| CN202669480U (en) | Novel electric vehicle using gear motor | |
| CN101525104A (en) | Escalator driving host |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20130220 Termination date: 20140815 |
|
| EXPY | Termination of patent right or utility model |