CN203976186U - Winding type elevator main - Google Patents
Winding type elevator main Download PDFInfo
- Publication number
- CN203976186U CN203976186U CN201420268546.0U CN201420268546U CN203976186U CN 203976186 U CN203976186 U CN 203976186U CN 201420268546 U CN201420268546 U CN 201420268546U CN 203976186 U CN203976186 U CN 203976186U
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- China
- Prior art keywords
- reduction unit
- gear reduction
- shaft
- side board
- input shaft
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Abstract
The utility model relates to a kind of winding type elevator main, comprise a main machine base, on described main machine base, be fixed with a motor and a gear reduction unit, described motor is fixed on described gear reduction unit by a motor flange seat, described motor comprises a machine shaft, described gear reduction unit comprises a gear reduction unit input shaft and a gear reduction unit output shaft, described machine shaft is connected to described gear reduction unit input shaft by a coupler, described main machine base is fixed with relative left side board and right side board, between described left side board and described right side board, be provided with a hoisting mechanism, described hoisting mechanism is articulated on described left side board and described right side board by a bearing, described gear reduction unit output shaft is fixedly connected on described hoisting mechanism by an invoice serration.The utility model improves mechanical conversion efficiency, reduces energy loss, saves cost, without counterweight is installed, saves hoistway space, increases the capacity of car, is more suitable for the Elevator in the low rise buildings such as villa.
Description
Technical field
The utility model relates to a kind of winding type elevator main.
Background technology
The elevator main of prior art, generally formed by parts such as gear reduction unit, motor, brake, sheaves, electrical power running, transmission power is to gear reduction unit, increasing torsion drives sheave to rotate, sheave drives car to move up and down by cable wire, reaches the object of transmission, the braking of brake control car.Wherein, gear reduction unit gear generally uses worm and gear, has following shortcoming: loss due to friction is large, and power-conversion efficiency is low; Worm and gear is installed, high to the dimension precision requirement of width between centers; Axial force is large, and gear case sidewall need to be thickeied processing, and worm and gear material is valuable, and cost is higher.In addition, use the elevator main of turbine and worm, must increase load by counterweight is installed, need elevator hoistways to have larger space.
Utility model content
The utility model provides a kind of winding type elevator main, efficiently solves the technical matterss such as the power-conversion efficiency existing in prior art is low, setting accuracy requirement is high, cost is expensive, hoistway space demand is large.
For addressing the above problem, the utility model provides following technical scheme:
The utility model relates to a kind of winding type elevator main, comprise a main machine base, on described main machine base, be fixed with a motor and a gear reduction unit, described motor is fixed on described gear reduction unit by a motor flange seat, described motor comprises a machine shaft, described gear reduction unit comprises a gear reduction unit input shaft and a gear reduction unit output shaft, described machine shaft is connected to described gear reduction unit input shaft by a coupler, described main machine base is fixed with relative left side board and right side board, between described left side board and described right side board, be provided with a hoisting mechanism, described hoisting mechanism is articulated on described left side board and described right side board by a bearing, described gear reduction unit output shaft is fixedly connected on described hoisting mechanism by an invoice serration.
Further, described gear reduction unit comprises a decelerator shell, in described decelerator shell, be also provided with at least one transmission shaft, described gear reduction unit input shaft, described transmission shaft and described gear reduction unit output shaft are mounted to described decelerator shell by a bearing activity respectively, and described gear reduction unit input shaft is articulated to described gear reduction unit output shaft by described transmission shaft.
Further, described gear reduction unit input shaft is tooth axle, and described gear reduction unit input shaft surface is provided with input shaft tooth; Described gear reduction unit output shaft surface is provided with output gear; Between described gear reduction unit input shaft and described gear reduction unit output shaft, be provided with secondary drive shaft, be respectively the first transmission shaft, second driving shaft; Described the first transmission shaft surface is provided with the first axle tooth, and described the first transmission shaft is provided with the first gear; Described second driving shaft surface is provided with the second axle tooth, and described second driving shaft is provided with the second gear; Described input shaft tooth engages with described the first gear, and described the first axle tooth engages with described the second gear, and described the second axle tooth engages with described output gear.
Further, described hoisting mechanism comprises a reel, and described mandrel surface is wound with two steel ropes in the same way.
Further, on described reel, the end near described gear reduction unit is provided with at least one steel rope pressing plate.
Further, described reel is the two output cylinders of single rotation direction.
Further, described gear reduction unit is provided with a drg, and described drg is fixed on described gear reduction unit input shaft.
Further, described drg is two retarding spring drgs.
Further, described motor is provided with a jigger wheel, and described jigger wheel is fixed on machine shaft.
Further, described motor is provided with a coder.
The utility model advantage is, improves mechanical conversion efficiency, reduces energy loss, save tooling cost and feed stock cost, without counterweight being installed as load, save elevator hoistways space, can increase the capacity of lift car, be more suitable for the Elevator in low rise buildings such as being arranged on villa.
Brief description of the drawings
Fig. 1 is integral structure schematic diagram of the present utility model;
Fig. 2 is cross-sectional view of the present utility model;
Fig. 3 is the local structure enlarged drawing of hoisting mechanism in the utility model;
Fig. 4 is the local structure enlarged drawing that in the utility model, hoisting mechanism comprises the first steel rope part;
Fig. 5 is the local structure enlarged drawing that in the utility model, hoisting mechanism comprises the second steel rope part;
In figure, each parts label is as follows:
1, main machine base, 2, motor, 3, gear reduction unit, 4, coupler, 5, hoisting mechanism, 6, invoice serration, 7, drg;
11, left side board, 12, right side board, 21, machine shaft, 22, jigger wheel, 23, coder, 31, gear reduction unit input shaft, 32, gear reduction unit output shaft, 33, decelerator shell, 34, the first transmission shaft, 35, second driving shaft, 51, reel, 52, the first steel rope, 53, the second steel rope, 54, steel rope pressing plate;
311, input shaft tooth, 322, output gear, 341, the first axle tooth, 342, the first gear, 351, the second axle tooth, 352, the second gear, 541, the first steel rope pressing plate, 542, the second steel rope pressing plate.
Detailed description of the invention
Describe detailed description of the invention of the present utility model in detail below in conjunction with accompanying drawing, those skilled in the art is more clearly understood and how to put into practice the utility model.Although should be appreciated that in conjunction with its preferred specific embodiments and described the utility model, these embodiments are intended setting forth, instead of limit scope of the present utility model.
As Fig. 1, shown in Fig. 2, the utility model relates to a kind of winding type elevator main, comprise a main machine base 1, on main machine base 1, be fixed with a motor 2 and a gear reduction unit 3, motor 2 is fixed on gear reduction unit 3 by a motor flange seat 4, motor 2 comprises a machine shaft 21, gear reduction unit 3 comprises a gear reduction unit input shaft 31 and a gear reduction unit output shaft 32, machine shaft 21 is connected to gear reduction unit input shaft 31 by a coupler 4, main machine base 1 is fixed with relative left side board 11 and right side board 12, between left side board 11 and right side board 12, be provided with a hoisting mechanism 5, hoisting mechanism 5 is articulated on left side board 11 and right side board 12 by a bearing, gear reduction unit output shaft 32 is fixedly connected on hoisting mechanism 5 by an invoice serration 6.
Coupler 4 is rubbercushioned sleeve bearing coupling, machine shaft 21 is installed with heat formula formula with coupler hole, inside is rigidly connected with spline, coupler 4 is connected to described gear reduction unit input shaft by nylon pin, for preventing that nylon pin from coming off, fix nylon pin in case anti-avulsion falls in coupler 2 outsides with spring cotter.Motor 2 provides power, and machine shaft 21 passes through coupler 4 transfer motion powers to gear reduction unit input shaft 31.
Gear reduction unit 3 comprises a decelerator shell 33, in decelerator shell 33, be also provided with at least one transmission shaft 34,35, gear reduction unit input shaft 31, transmission shaft 34,35 and gear reduction unit output shaft 32 are mounted to decelerator shell 33 by a bearing activity respectively, can rotate; Gear reduction unit input shaft 31 is articulated to gear reduction unit output shaft 32 by transmission shaft 34,35.Gear reduction unit input shaft 31 is tooth axle, and gear reduction unit input shaft 31 surfaces are provided with input shaft tooth 311; Gear reduction unit output shaft 32 surfaces are provided with output gear 322; Between gear reduction unit input shaft 31 and gear reduction unit output shaft 32, be provided with a transmission device, comprise secondary drive shaft, be respectively the first transmission shaft 34, second driving shaft 35; The first transmission shaft 34 surfaces are provided with the first axle tooth 341, the first transmission shafts 34 and are provided with the first gear 342; Second driving shaft 35 surfaces are provided with the second axle tooth 351, and second driving shaft 35 is provided with the second gear 352; Input shaft tooth 311 engages with the first gear 342, and the first axle tooth 341 engages with the second gear 352, and the second axle tooth 351 engages with output gear 322.Machine shaft 21 rotates by coupler 4 driven gear reductor input shafts 31, gear reduction unit input shaft 31 drives the first transmission shaft 34 to rotate by the input shaft tooth 311 and the first gear 342 that are engaged with each other, and the rotating speed of the first transmission shaft 34 is according to the proportional deceleration of corresponding gear ratio; The first transmission shaft 34 drives second driving shaft 35 to rotate by the first axle tooth 341 and the second gear 352 that are engaged with each other, and the rotating speed of second driving shaft 35 is according to the proportional deceleration of corresponding gear ratio; Second driving shaft 35 drives output gear 322 to rotate by the second axle tooth 351 being engaged with each other with output gear 322, and the rotating speed of gear reduction unit output shaft 32 is according to the proportional deceleration of corresponding gear ratio; After three grades of decelerations, the rotating speed of gear reduction unit output shaft 32 can meet the requirements, and can drive hoisting mechanism to rotate.
In gear reduction unit, be provided with a gear cluster, grind helical wheel form by three grades of high precision, comprise the helical wheel being arranged on the first transmission shaft 34, second driving shaft 35, gear reduction unit output shaft 32, three grades of Helical gear Transmissions increase the required torsion of hoisting mechanism 5.Gear reduction unit output shaft 32 is connected to the reel 51 in hoisting mechanism 5 by an invoice serration 6, invoice serration connection structure, and the rigidity intensity of increase connection structure, strengthens high torque axis safety, and makes assembling parts more convenient, shortens the set-up time.The overlap ratio of spiral gear drive mechanism, equals transverse contact ratio and Face contact ratio sum, so compared with straight gear, helical gear overlap ratio is larger, can engage continuously, overlap ratio is larger, and tooth force is less.The worm-gear speed reducer that gear reduction unit is conventional with respect to prior art, worm and gear loss due to friction is large, inefficiency; Worm gear material is valuable, cost is high; Carpenters square cun accuracy requirement in Shi Dui center is installed high; In gear reduction unit work, transmission is effective, and power waste is little, and the cost of material is low, installs simple and conveniently, and accuracy requirement is lower.In addition, worm drive is usually used in transmission power below 50kw, in the mechanical equipment of sliding velocity below 15m/s, its axial force is large, gear case needs sidewall thickening, cost increases, worm-gear speed reducer must increase load by abundant counterweight, and needing has larger space in elevator hoistways.Gear reduction unit can be provided to 92% by the mechanical conversion efficiency of main frame, and tooling cost is significantly reduced, and reduces energy loss, and gear reduction unit is without using counterweight, without too many hoistway space, can greatly increase the cab capacity of elevator.
As shown in Fig. 3, Fig. 4, Fig. 5, hoisting mechanism 5 comprises a reel 51, and reel is the two output cylinders of single rotation direction, and reel 51 surfaces are wound with two steel ropes 52,53 in the same way.End near gear reduction unit 3 on reel 51 is provided with at least one steel rope pressing plate 54, and steel rope 52,53 one end are fixed on (away from the end of gear reduction unit 3) on reel 51, and the other end is fixed on the car of elevator through steel rope pressing plate 54.Reel 51 is the two output cylinders of single rotation direction, and two steel ropes 52,53 are all wound around tens of to hundreds of circles on reel 51 surfaces.Reel 51 outside faces adopt zanjons designs, are also provided with the grooving of corresponding steel rope 52,53 in the place of reel outside face lay winding wire ropes 52,53, two steel ropes 52,53 around to identical, be all clockwise direction.Two steel rope 52,53 outlets at reel edge are steel rope pressing plate, specifically, the outlet of the first steel rope 52 is the first steel rope pressing plate 541 at reel edge, the outlet of the second steel rope 54 is the second steel rope pressing plate 542 at reel edge, the first steel rope pressing plate 541 and the second steel rope pressing plate 542 are oppositely arranged on reel, the connection lead of the first steel rope pressing plate 541 and the second steel rope pressing plate 542 by or near the center of circle of reel 51 cross-sectional planes.Can freely arrange in pairs or groups in elevator wire rope outlet in reel both sides, greatly applied flexibly all spaces that utilize of elevator hoistways.
Gear reduction unit 12 is provided with a drg 20, and drg 20 is fixed on gear reduction unit input shaft 121.Drg 20 is two retarding spring drgs, comprise brake wheel, a brake plate that is fixed on gear reduction unit input shaft 121, can promote a pair of spring of braking mechanism, when energising, produce bi-directional electromagnetic thrust, brake plate and the brake wheel of drg 20 are departed from, when power-off, electromagnetic force disappears, and adds outside under the effect of retarding spring pressure, forms the frictin braek of dead electricity braking, brake plate is embraced brake wheel again, and elevator quits work.
Main machine base 1 is fixed with relative left side board 11 and right side board 12, between left side board 11 and right side board 12, be provided with a hoisting mechanism 5, hoisting mechanism 5 is articulated on left side board 11 and right side board 12 by a bearing, can maintain main frame setting accuracy, avoid the unfairness of mounting site pedestal and cause main frame to be subject to the influence of topography.Motor 2 is provided with a jigger wheel 22, and jigger wheel 22 is fixed on machine shaft 21, if elevator power-fail can be opened drg Dump valve, is rotated voluntarily rising slowly or is dropped to level position of elevator by jigger wheel.Motor 2 is provided with a coder 23, i.e. high-accuracy rotary encoder, so that automatically controlled main frame reads main frame speed, effect is to confirm elevator position by revolution pulse per second record and the running velocity that feeds back to control housing elevator.
Under safety is considered, on gear reduction unit 3, be also provided with a drg 7, drg 7 is fixed on described gear reduction unit input shaft, drg 7 is two retarding spring battery series winding drgs, and two brake safe coefficients double, in the time of the first stop mechanism or the second braking failure, still there are enough maintenance braking forces to exist and maintain safety, under the side plate of both sides, main machine base is installed, to maintain main frame setting accuracy, is avoided the unfairness of mounting site pedestal to cause main frame to be subject to the influence of topography.If elevator power-fail, can open drg, the rising goods that Dump valve is rotated slowly voluntarily by jigger wheel drops to level position of elevator.
The above is only preferred implementation of the present utility model; it should be pointed out that for those skilled in the art, do not departing under the prerequisite of the utility model principle; can also make some improvements and modifications, these improvements and modifications also should be considered as protection domain of the present utility model.
Claims (10)
1. a winding type elevator main, comprise a main machine base, it is characterized in that, on described main machine base, be fixed with a motor and a gear reduction unit, described motor is fixed on described gear reduction unit by a motor flange seat, described motor comprises a machine shaft, described gear reduction unit comprises a gear reduction unit input shaft and a gear reduction unit output shaft, described machine shaft is connected to described gear reduction unit input shaft by a coupler, described main machine base is fixed with relative left side board and right side board, between described left side board and described right side board, be provided with a hoisting mechanism, described hoisting mechanism is articulated on described left side board and described right side board by a bearing, described gear reduction unit output shaft is fixedly connected on described hoisting mechanism by an invoice serration.
2. winding type elevator main as claimed in claim 1, it is characterized in that, described gear reduction unit comprises a decelerator shell, in described decelerator shell, be also provided with at least one transmission shaft, described gear reduction unit input shaft, described transmission shaft and described gear reduction unit output shaft are mounted to described decelerator shell by a bearing activity respectively, and described gear reduction unit input shaft is articulated to described gear reduction unit output shaft by described transmission shaft.
3. winding type elevator main as claimed in claim 2, is characterized in that, described gear reduction unit input shaft is tooth axle, and described gear reduction unit input shaft surface is provided with input shaft tooth; Described gear reduction unit output shaft surface is provided with output gear; Between described gear reduction unit input shaft and described gear reduction unit output shaft, be provided with secondary drive shaft, be respectively the first transmission shaft, second driving shaft; Described the first transmission shaft surface is provided with the first axle tooth, and described the first transmission shaft is provided with the first gear; Described second driving shaft surface is provided with the second axle tooth, and described second driving shaft is provided with the second gear; Described input shaft tooth engages with described the first gear, and described the first axle tooth engages with described the second gear, and described the second axle tooth engages with described output gear.
4. winding type elevator main as claimed in claim 1, is characterized in that, described hoisting mechanism comprises a reel, and described mandrel surface is wound with two steel ropes in the same way.
5. winding type elevator main as claimed in claim 4, is characterized in that, the end near described gear reduction unit on described reel is provided with at least one steel rope pressing plate.
6. winding type elevator main as claimed in claim 4, is characterized in that, described reel is the two output cylinders of single rotation direction.
7. winding type elevator main as claimed in claim 1, is characterized in that, described gear reduction unit is provided with a drg, and described drg is fixed on described gear reduction unit input shaft.
8. winding type elevator main as claimed in claim 7, is characterized in that, described drg is two retarding spring drgs.
9. winding type elevator main as claimed in claim 1, is characterized in that, described motor is provided with a jigger wheel, and described jigger wheel is fixed on machine shaft.
10. winding type elevator main as claimed in claim 1, is characterized in that, described motor is provided with a coder.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420268546.0U CN203976186U (en) | 2014-05-23 | 2014-05-23 | Winding type elevator main |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420268546.0U CN203976186U (en) | 2014-05-23 | 2014-05-23 | Winding type elevator main |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN203976186U true CN203976186U (en) | 2014-12-03 |
Family
ID=51973651
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201420268546.0U Expired - Fee Related CN203976186U (en) | 2014-05-23 | 2014-05-23 | Winding type elevator main |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN203976186U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103979387A (en) * | 2014-05-23 | 2014-08-13 | 苏州皇森机电科技有限公司 | Winch type elevator main machine |
| WO2018120500A1 (en) * | 2016-12-29 | 2018-07-05 | 中国矿业大学 | Anti-falling hoist transmission |
-
2014
- 2014-05-23 CN CN201420268546.0U patent/CN203976186U/en not_active Expired - Fee Related
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103979387A (en) * | 2014-05-23 | 2014-08-13 | 苏州皇森机电科技有限公司 | Winch type elevator main machine |
| WO2018120500A1 (en) * | 2016-12-29 | 2018-07-05 | 中国矿业大学 | Anti-falling hoist transmission |
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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: 20141203 Termination date: 20150523 |
|
| EXPY | Termination of patent right or utility model |