CN201971522U - Power driving device for construction elevator - Google Patents
Power driving device for construction elevator Download PDFInfo
- Publication number
- CN201971522U CN201971522U CN2010206923949U CN201020692394U CN201971522U CN 201971522 U CN201971522 U CN 201971522U CN 2010206923949 U CN2010206923949 U CN 2010206923949U CN 201020692394 U CN201020692394 U CN 201020692394U CN 201971522 U CN201971522 U CN 201971522U
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- rotor
- drive unit
- power drive
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Abstract
The utility model relates to a power driving device for a construction elevator, which comprises a speed reducer and an electric motor connected with the speed reducer. The power driving device is characterized in that a rotor shaft of the electric motor penetrates through an end cover of the rear electric motor; a key groove is arranged on the penetrating rotor shaft; a fan blade adopts a metal inertia fan and is directly arranged on the rotor shaft through a key; the inner side top of a fan is arranged on the end surface of an inner ring of a support bearing; a check ring is arranged on the rotor shaft at the other end of the fan blade; the rear end part of the rotor shaft is produced into an integrated hexagonal structure; the end part of the rotor shaft with the hexagonal structure is connected with a brake; and a first-stage speed reducing device is arranged between the input end of a worm and a driving mechanism providing power. Accordingly, the power driving device has large speed reducing ratio; the bearing capacity of an entire machine is improved; and in addition, the power driving device has the advantages of simpleness and easiness in mounting, flexibility, portability, excellent performances, easiness in maintenance and overhaul, strong applicability and safe and reliable application.
Description
Technical field
The utility model belongs to building hoist manufacturing technology field, particularly a kind of building hoist Power Drive Unit.
Background technology
Existing building hoist reductor generally adopts the type of belt drive of reductor, and driver train direct connection worm screw drives worm gear worm screw and rotates the power output with certain load-carrying capacity after realizing being decelerated, and this kind reductor driving efficiency is low.The general electrical motor that adopts of existing building hoist is longer, the bearing retaining is apart from bigger, electrical motor rotary radial inertia is bigger, when electrical motor has bigger meeting is to cause the motor reel bending easily, when equipment operation, have a strong impact on the life-span of equipment operation and electrical motor like this, when bending is serious, cause occurring sweeping a phenomenon, even cause scrapping of electrical motor, this kind electrical motor adopts the blue mounting means of regular way, cause toggle longer, the volume of increasing motor, consume material simultaneously, this electrical motor adopts independently with drg that the hexagonal cover links to each other in addition, when installation and maintenance, come off easily, and increase manufacturing and handling cost.
Summary of the invention
The utility model provides a kind of compact conformation, stable, the building hoist Power Drive Unit that load-carrying capacity is big for solving the technical matters that exists in the known technology.
The technical scheme that the utility model is taked for the technical matters that exists in the solution known technology is:
A kind of building hoist Power Drive Unit, comprise reductor, with reductor bonded assembly electrical motor, reductor mainly comprises housing, intermeshing one group of worm and gear is installed in the housing, worm gear is installed on the wheel hub, and wheel hub is sleeved on the output shaft, and worm screw is installed on the bearing seat of enclosure interior by backup bearing; Described electrical motor mainly comprises housing, be installed in stator and rotor in the housing, described rotor is sleeved on the rotor shaft, rotor shaft runs through by backup bearing and is installed in the housing, the backup bearing at support rotor axle two ends is installed in respectively on front end cover and the rear side housing, front end cover links to each other with housing by fastener respectively with rear side housing, fan rotor is installed and with housing bonded assembly drg and be installed in connection box on the housing in the rear end of rotor shaft, it is characterized in that: described rotor shaft passes rear side housing, is provided with keyway on the rotor shaft that passes; Described fan rotor adopts metal inertia fan, this fan rotor is directly installed on the rotor shaft by key, the medial roof of fan is contained on the end face of inner ring of backup bearing, on the other end rotor shaft of fan rotor back-up ring is installed, the rearward end of described rotor shaft is made the integral type hexagonal structure, and the rotor shaft end of hexagonal structure links to each other with drg; The input end of described worm screw and provide between the driver train of power the one-level speed reduction gearing is installed.
The utility model can also adopt following technical scheme:
Described one-level speed reduction gearing is positioned at the inside of housing.
Described one-level speed reduction gearing comprises the one-level big gear wheel of the input end that is installed in worm screw, one-level big gear wheel engagement one-level miniature gears, and the one-level miniature gears is installed on the input shaft, and the axle of coming in and going out is installed on the bearing seat by backup bearing.
Described one-level big gear wheel and one-level miniature gears are helical wheel.
Described worm screw is positioned at the below and the worm gear engagement of worm gear.
The outer end of described worm screw is provided with end cap, and described end cap is fixed together by attaching parts and housing.
Be provided with containment member between described end cap and the housing.
The below of described worm screw is provided with petrol storage tank, and petrol storage tank is connected with oil inlet, and oil inlet is arranged on the housing.
The front end cover outline squarely or the circle of described electrical motor.
Described reductor and electrical motor adopt direct-connected connection structure.
Advantage and the good effect that the utlity model has are: because the utility model adopts technique scheme, shortened the volume of forward and backward end cap, adopt the little coupler can to satisfy transmission of power, and shortened the total length of housing, stator, rotor shaft, make structure compact more; Adopt the inertia fan, be used for the rotor inertia that replaces coupler to produce, make that the structure of front end cover is compact more, shortened its volume; Cancel interior hexagonal cover, adopted on the forging and pressing axle and directly process hexagonal structure, not only reduced components number, and avoided the possibility that drops; Front end cover, rear side housing can be fastening as a whole with it by a tie bolt; At the input end of worm screw and provide between the driver train of power the one-level speed reduction gearing is installed, under the effect of one-level speed reduction gearing, obtain the power of big torque like this, obtain big compared with prior art torque at deceleration effort then by worm and gear; One-level speed reduction gearing of the present utility model is positioned at the inside of housing, has saved like this to take up room, and has dwindled volume, has reduced cost.The below of this external worm screw is provided with the petrol storage tank that stores lubricating oil, guaranteed lubricating between the parts when operation, thereby the service life of reduce noise, improving parts, the utlity model has the load-carrying capacity that reduction ratio is big, improved complete machine in sum, in addition the utility model also have compact conformation, install simple and easy, flexibly light, superior performance, be easy to Maintenance and Repair, applicability is strong, safe and reliable can advantage.
Description of drawings
Fig. 1 is a structural representation of the present utility model.
Among the figure: 1, reductor; 1-1, housing; 1-2, worm gear; 1-3, worm screw; 1-4, wheel hub; 1-5, output shaft; 1-6, backup bearing; 1-6-1, bearing seat; 1-7, driver train; 1-8, one-level speed reduction gearing; 1-8-1, one-level big gear wheel; 1-8-2, one-level miniature gears; 1-8-3, input shaft; 1-9, end cap; 1-10, attaching parts; 1-11, containment member; 1-12, petrol storage tank is arranged; 2, electrical motor; 2-1, housing; 2-2, stator; 2-3, rotor; 2-4, rotor shaft; 2-5, backup bearing; 2-6, front end cover; 2-7, rear side housing; 2-8, bolt; 2-9, fan rotor; 2-10, connection box; 2-11, back-up ring; 2-12, drg.
The specific embodiment
For further understanding summary of the invention of the present utility model, characteristics and effect, exemplify following examples now, and conjunction with figs. is described in detail as follows:
See also Fig. 1, a kind of building hoist Power Drive Unit, comprise reductor 1, with reductor 1 bonded assembly electrical motor 2, reductor 1 mainly comprises housing 1, intermeshing one group of worm gear, 2 worm screws 3 are installed in the housing 1, worm gear 2 is installed on the wheel hub 4, wheel hub 4 is sleeved on the output shaft 5, and described worm screw 3 is positioned at the below of worm gear 2 and meshes with worm gear 2, and worm screw 3 is installed on the housing 1 in-to-in bearing seat 6-1 by backup bearing 6, the input end of described worm screw 3 and provide between the driver train 7 of power one-level speed reduction gearing 8 is installed, to take up room in order having saved, to have dwindled volume, described one-level speed reduction gearing 8 is positioned at the inside of housing 1.The outer end of described worm screw 3 is provided with end cap 9, and described end cap 9 is fixed together by attaching parts 10 and housing 1, is provided with containment member 11 between end cap 9 and the housing 1.The below of described worm screw 3 is provided with petrol storage tank 12, petrol storage tank 12 is connected with oil inlet 13, oil inlet 13 is arranged on the housing 1, the below of this external worm screw is provided with the petrol storage tank that stores lubricating oil, guaranteed lubricating between the parts when operation, thus the service life of reducing noise, improving parts.
In the said structure, described one-level speed reduction gearing 1-8 comprises the one-level big gear wheel 1-8-1 of the input end that is installed in worm screw 1-3, one-level big gear wheel 1-8-1 engagement one-level miniature gears 1-8-2, one-level miniature gears 1-8-2 is installed on the input shaft 1-8-3, input shaft 1-8-3 is installed on the bearing seat 1-6-1 by backup bearing 1-6, input shaft 1-8-3 connects the driver train 1-7 that power is provided, described one-level big gear wheel 1-8-1 and one-level miniature gears 1-8-2 are helical wheel, helical wheel has that volume is little, in light weight, transmitting torque is big, starting steadily, the transmitting ratio classification is meticulous.
Described electrical motor comprises housing 2-1, be installed in stator 2-2 and rotor 2-3 in the housing 2-1, described rotor 2-3 is sleeved on the rotor shaft 2-4, rotor shaft 2-4 runs through by backup bearing 2-5 and is installed in the housing 2-1, the backup bearing 2-5 at support rotor axle 2-4 two ends is installed in respectively on front end cover 2-6 and the rear side housing 2-7, front end cover 2-6 links to each other with housing 2-1 by fastener bolt 2-8 respectively with rear side housing 2-7, fan rotor 2-9 is installed in the rear end of rotor shaft 2-4, with housing 2-1 bonded assembly drg 2-12 and be installed in connection box 2-10 on the housing 2-1, described rotor shaft 2-4 passes rear side housing 2-7, is provided with keyway on the rotor shaft 2-4 that passes; Described fan rotor 2-9 adopts metal inertia fan, this fan rotor is directly installed on the rotor shaft 2-4 by key, the medial roof of fan is contained on the end face of inner ring of backup bearing 2-5, on the other end rotor shaft of fan rotor 2-9 back-up ring 2-11 is installed, the rearward end of described rotor shaft 2-4 is made the integral type hexagonal structure, and the rotor shaft end of hexagonal structure links to each other with drg 2-12.
At first carry out one-level in the said structure and slow down under the drive of driver train, one-level is being carried out double reduction after slowing down, by obtaining big torque behind the double reduction.Shorten the volume of forward and backward end cap, adopt little coupler can satisfy transmission of power, and shortened the total length of housing, stator, rotor shaft, made structure compact more; Adopt the inertia fan, be used for the rotor inertia that replaces coupler to produce, make that the structure of front end cover is compact more, shortened its volume; Cancel interior hexagonal cover, adopted on the forging and pressing axle and directly process hexagonal structure, not only reduced components number, and avoided the possibility that drops; Front end cover, rear side housing can be fastening as a whole with it by a tie bolt, the utlity model has the load-carrying capacity that reduction ratio is big, improved complete machine in sum, in addition the utility model also have install simple and easy, flexibly light, superior performance, be easy to Maintenance and Repair, applicability is strong, safe and reliable can advantage.
Claims (10)
1. building hoist Power Drive Unit, comprise reductor, with reductor bonded assembly electrical motor, reductor mainly comprises housing, intermeshing one group of worm and gear is installed in the housing, worm gear is installed on the wheel hub, and wheel hub is sleeved on the output shaft, and worm screw is installed on the bearing seat of enclosure interior by backup bearing; Described electrical motor mainly comprises housing, be installed in stator and rotor in the housing, described rotor is sleeved on the rotor shaft, rotor shaft runs through by backup bearing and is installed in the housing, the backup bearing at support rotor axle two ends is installed in respectively on front end cover and the rear side housing, front end cover links to each other with housing by fastener respectively with rear side housing, fan rotor is installed and with housing bonded assembly drg and be installed in connection box on the housing in the rear end of rotor shaft, it is characterized in that: described rotor shaft passes rear side housing, is provided with keyway on the rotor shaft that passes; Described fan rotor adopts metal inertia fan, this fan rotor is directly installed on the rotor shaft by key, the medial roof of fan is contained on the end face of inner ring of backup bearing, on the other end rotor shaft of fan rotor back-up ring is installed, the rearward end of described rotor shaft is made the integral type hexagonal structure, and the rotor shaft end of hexagonal structure links to each other with drg; The input end of described worm screw and provide between the driver train of power the one-level speed reduction gearing is installed.
2. building hoist Power Drive Unit according to claim 1 is characterized in that: described one-level speed reduction gearing is positioned at the inside of housing.
3. building hoist Power Drive Unit according to claim 2, it is characterized in that: described one-level speed reduction gearing comprises the one-level big gear wheel of the input end that is installed in worm screw, one-level big gear wheel engagement one-level miniature gears, the one-level miniature gears is installed on the input shaft, and the axle of coming in and going out is installed on the bearing seat by backup bearing.
4. building hoist Power Drive Unit according to claim 3 is characterized in that: described one-level big gear wheel and one-level miniature gears are helical wheel.
5. according to each described building hoist Power Drive Unit in the claim 1 to 3, it is characterized in that: described worm screw is positioned at the below and the worm gear engagement of worm gear.
6. building hoist Power Drive Unit according to claim 5 is characterized in that: the outer end of described worm screw is provided with end cap, and described end cap is fixed together by attaching parts and housing.
7. building hoist Power Drive Unit according to claim 6 is characterized in that: be provided with containment member between described end cap and the housing.
8. according to each described building hoist Power Drive Unit in the claim 1 to 3, it is characterized in that: the below of described worm screw is provided with petrol storage tank, and petrol storage tank is connected with oil inlet, and oil inlet is arranged on the housing.
9. building hoist Power Drive Unit according to claim 1 is characterized in that: the front end cover outline squarely or the circle of described electrical motor.
10. building hoist Power Drive Unit according to claim 1 is characterized in that: described reductor and electrical motor adopt direct-connected connection structure.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2010206923949U CN201971522U (en) | 2010-12-30 | 2010-12-30 | Power driving device for construction elevator |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2010206923949U CN201971522U (en) | 2010-12-30 | 2010-12-30 | Power driving device for construction elevator |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN201971522U true CN201971522U (en) | 2011-09-14 |
Family
ID=44576628
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN2010206923949U Expired - Fee Related CN201971522U (en) | 2010-12-30 | 2010-12-30 | Power driving device for construction elevator |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN201971522U (en) |
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102522848A (en) * | 2011-12-09 | 2012-06-27 | 浙江康明斯机械有限公司 | Power assembly of construction hoist |
| CN103395676A (en) * | 2013-08-20 | 2013-11-20 | 天津市华业荣成精密机械有限公司 | Single-stage gear transmission driving mechanism for construction lift |
| CN104810969A (en) * | 2015-03-23 | 2015-07-29 | 温州的可电器有限公司 | Long-service-life motor |
| CN107888010A (en) * | 2017-11-17 | 2018-04-06 | 珠海格力节能环保制冷技术研究中心有限公司 | A kind of motor sealing structure and motor |
-
2010
- 2010-12-30 CN CN2010206923949U patent/CN201971522U/en not_active Expired - Fee Related
Cited By (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102522848A (en) * | 2011-12-09 | 2012-06-27 | 浙江康明斯机械有限公司 | Power assembly of construction hoist |
| CN103395676A (en) * | 2013-08-20 | 2013-11-20 | 天津市华业荣成精密机械有限公司 | Single-stage gear transmission driving mechanism for construction lift |
| CN104810969A (en) * | 2015-03-23 | 2015-07-29 | 温州的可电器有限公司 | Long-service-life motor |
| CN107888010A (en) * | 2017-11-17 | 2018-04-06 | 珠海格力节能环保制冷技术研究中心有限公司 | A kind of motor sealing structure and motor |
| WO2019095981A1 (en) * | 2017-11-17 | 2019-05-23 | 珠海格力节能环保制冷技术研究中心有限公司 | Motor sealing structure and motor |
| CN107888010B (en) * | 2017-11-17 | 2019-11-26 | 珠海格力电器股份有限公司 | Motor sealing structure and motor |
| EP3672031A4 (en) * | 2017-11-17 | 2020-11-11 | Gree Green Refrigeration Technology Center Co. Ltd. of Zhuhai | Motor sealing structure and motor |
| US11289968B2 (en) | 2017-11-17 | 2022-03-29 | Gree Green Refrigeration Technology Center Co., Ltd. Of Zhuhai | Motor sealing structure and motor |
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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: 20110914 Termination date: 20151230 |
|
| EXPY | Termination of patent right or utility model |