CN102522848A - Power assembly of construction hoist - Google Patents
Power assembly of construction hoist Download PDFInfo
- Publication number
- CN102522848A CN102522848A CN2011104382641A CN201110438264A CN102522848A CN 102522848 A CN102522848 A CN 102522848A CN 2011104382641 A CN2011104382641 A CN 2011104382641A CN 201110438264 A CN201110438264 A CN 201110438264A CN 102522848 A CN102522848 A CN 102522848A
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- motor
- worm screw
- worm
- shaft coupling
- worm gear
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Abstract
The invention provides a power assembly of a construction hoist, which belongs to the technical field of machinery, and solves the problems of poor power transmission effect and large size of a power assembly of an existing construction hoist. The power assembly of the construction hoist comprises a brake component, a worm-gear case body and a motor with a motor front end cover, a worm gear and a worm in meshed connection with the worm gear are arranged in the worm-gear case body, the brake component is mounted at the rear end of the motor, a motor output shaft extends out of the motor front end cover, a motor-end coupler is fixedly sleeved on the motor output shaft, a worm-end coupler is fixedly sleeved on the worm, and the motor-end coupler is fixedly connected with the worm-end coupler. The power assembly of the construction hoist has the advantages of fine transmission effect, good stability, long service life and small size.
Description
Technical field
The invention belongs to field of mechanical technique, relate to a kind of building hoist power assembly.
Background technology
At present, the building hoist power assembly on the market generally comprises worm gear case, motor and brake three parts, and worm gear and worm screw are installed in the worm gear case; Motor rear end is connected with brake; Carry out power transmission through belt or chain between its front end output shaft and the worm screw, the problem of its existence is: its belt or chain drive weak effect, and be easy at work break; While belt or chain take up space bigger, thereby cause whole power assembly volume ratio bigger.
Summary of the invention
The objective of the invention is to have the problems referred to above, proposed the building hoist power assembly that a kind of power transmission is effective and whole volume is little to existing technology.
The object of the invention can be realized through following technical proposal: the building hoist power assembly; Comprise brake assembly, worm gear case casing and have the motor of motor front end housing; The worm screw that is provided with worm gear in the worm gear case casing and is connected with a joggle with worm gear; Above-mentioned brake assembly is installed in motor rear end, and motor output shaft stretches out the motor front end housing, it is characterized in that: fixed cover is provided with the motor side shaft coupling on the described motor output shaft; Fixed cover is provided with worm screw end shaft coupling on the described worm screw, and motor side shaft coupling and worm screw end shaft coupling are connected.
Motor output shaft directly is connected with the worm screw fixed conveyor with worm screw end shaft coupling through the motor side shaft coupling; The situation that transmission is broken off can not appear; And power transmission is efficient, speed is fast; Motor output shaft and worm screw directly are in transmission connection and make total compact simultaneously, and volume is little, and it is little to be convenient to carrying and floor space.
In above-mentioned building hoist power assembly; Be connected with the motor terminal pad through bolt on the described worm gear case casing; The other end of motor terminal pad and motor front end housing are connected, and above-mentioned motor side shaft coupling and worm screw end shaft coupling all are positioned at the motor terminal pad.
Motor terminal pad one is to have the effect of supporting that connects, the 2nd, be used for intercepting motor side shaft coupling, worm screw end shaft coupling with extraneous, and be used for protecting motor side shaft coupling and worm screw end shaft coupling.
In above-mentioned building hoist power assembly, be embedded with the radial collar elastomer block on the described motor side shaft coupling.
The shaft coupling elastomer block can transmit its cushioning effect to the power of shaft coupling, makes power be sent on the worm screw more reposefully from motor output shaft.
In above-mentioned building hoist power assembly; On the described worm screw other end heat abstractor is installed; Described heat abstractor comprises heat radiation end cap, fan blade and has the fan housing of louvre; The heat radiation end cap is set on the worm screw and through bolt and is connected on the worm gear case casing, and fan blade is set on the end of worm screw, and fan housing is fixedly mounted on the worm gear case casing and above-mentioned heat radiation end cap and fan blade all are positioned at fan housing.
Worm gear and worm screw the time can produce heat in work, and worm screw is rotated and drives fan blade and rotate, and fan blade rotates and can the heat in worm gear, the worm screw be with from louvre from going out, thus the useful life of prolongation worm gear, worm screw.
In above-mentioned building hoist power assembly; Be arranged with two taper roll bearings on the described worm screw; Described taper roll bearing is between above-mentioned heat radiation end cap and worm screw end shaft coupling, and described taper roll bearing is installed on the worm gear case cabinet wall.
Compared with prior art, this building hoist power assembly has following several advantage:
1, motor output shaft directly is connected with the worm screw fixed conveyor with worm screw end shaft coupling through the motor side shaft coupling, the situation that transmission is broken off can not occur, and power transmission is efficient, speed is fast, and total is compact simultaneously, and volume is little;
2, the heat abstractor that is installed on the worm screw other end can carry out radiating and cooling to worm gear, worm screw, prolongs the useful life of worm gear, worm screw;
3, adopt taper roll bearing to substitute general bearing, its taper roll bearing can bearing radial force, can bear axial force again, thus the more steady and high efficiency that worm screw is rotated, and be difficult for impaired.
Description of drawings
Fig. 1 is a structure cross-sectional schematic of the present invention.
Among the figure, 1, brake assembly; 2, stator; 3, rotor; 4, motor front end housing; 5, motor side shaft coupling; 6, shaft coupling elastomer block; 7, worm gear case casing; 8, worm gear; 9, worm screw; 10, worm screw end shaft coupling; 11, motor terminal pad; 12, taper roll bearing; 13, heat radiation end cap; 14, fan blade; 15, fan housing.
Embodiment
Below be specific embodiment of the present invention and combine accompanying drawing, technical scheme of the present invention is done further to describe, but the present invention is not limited to these embodiment.
As shown in Figure 1, this building hoist power assembly comprises brake assembly 1, worm gear case casing 7 and has the motor of motor front end housing 4 that motor comprises stator 2 and rotor 3; The worm screw 9 that is provided with worm gear 8 in the worm gear case casing 7 and is connected with a joggle with worm gear 8; Brake assembly 1 is installed in motor rear end, and motor output shaft stretches out motor front end housing 4, and fixed cover is provided with motor side shaft coupling 5 on the motor output shaft; Be embedded with radial collar elastomer block 6 on the motor side shaft coupling 5; Fixed cover is provided with worm screw end shaft coupling 10 on the worm screw 9, and motor side shaft coupling 5 is connected with worm screw end shaft coupling 10, is connected with motor terminal pad 11 through bolt on the worm gear case casing 7; The other end of motor terminal pad 11 and motor front end housing 4 are connected, and motor side shaft coupling 5 all is positioned at motor terminal pad 11 with worm screw end shaft coupling 10.
On worm screw 9 other ends heat abstractor is installed; Heat abstractor comprises heat radiation end cap 13, fan blade 14 and has the fan housing 15 of louvre; Heat radiation end cap 13 is set on the worm screw 9 and through bolt and is connected on the worm gear case casing 7; Fan blade 14 is set on the end of worm screw 9, and fan housing 15 is fixedly mounted on the worm gear case casing 7 and above-mentioned heat radiation end cap 13 all is positioned at fan housing 15 with fan blade 14.
Be arranged with two taper roll bearings 12 on the worm screw 9, taper roll bearing 12 is between heat radiation end cap 13 and worm screw end shaft coupling 10, and taper roll bearing 12 is installed on worm gear case casing 7 inwalls.
The operation principle of this building hoist power assembly is following:
Starter motor work; Rotor 3 rotates; Its motor output shaft is sent to power in the worm screw 9 through motor side shaft coupling 5 and worm screw end shaft coupling 10, and worm screw 9 sends power to worm gear 8 with the worm gear case speed ratio, and worm gear 8 outputs power to through rotating shaft in the mechanism such as wheel hub; Need the out-of-work words of motor, start 1 pair of motor of brake assembly and carry out brake application stoping.
The parameter of this building hoist power assembly is following: assembly output torque 1100N.m, rotating speed are 85rpm, and the worm gear case speed ratio is 16: 1, and the three-phase rated voltage is 380V, and rated power is 11KW, and the brake braking force square is 120N.m.
Specific embodiment described herein only is that the present invention's spirit is illustrated.Person of ordinary skill in the field of the present invention can make various modifications or replenishes or adopt similar mode to substitute described specific embodiment, but can't depart from spirit of the present invention or surmount the defined scope of appended claims.
Although this paper has used terms such as brake assembly 1, stator 2, rotor 3, motor front end housing 4, motor side shaft coupling 5, shaft coupling elastomer block 6, worm gear case casing 7, worm gear 8, worm screw 9, worm screw end shaft coupling 10, motor terminal pad 11, taper roll bearing 12, heat radiation end cap 13, fan blade 14, fan housing 15 morely, do not get rid of the possibility of using other term.Using these terms only is in order to describe and explain essence of the present invention more easily; It all is contrary with spirit of the present invention being construed to any additional restriction to them.
Claims (5)
1. building hoist power assembly; Comprise brake assembly (1), worm gear case casing (7) and have the motor of motor front end housing (4); The worm screw (9) that is provided with worm gear (8) in the worm gear case casing (7) and is connected with a joggle with worm gear (8); Above-mentioned brake assembly (1) is installed in motor rear end, and motor output shaft stretches out motor front end housing (4), it is characterized in that: fixed cover is provided with motor side shaft coupling (5) on the described motor output shaft; Described worm screw (9) goes up fixed cover and is provided with worm screw end shaft coupling (10), and motor side shaft coupling (5) is connected with worm screw end shaft coupling (10).
2. building hoist power assembly according to claim 1; It is characterized in that; Described worm gear case casing (7) is gone up and is connected with motor terminal pad (11) through bolt; The other end of motor terminal pad (11) and motor front end housing (4) are connected, and above-mentioned motor side shaft coupling (5) and worm screw end shaft coupling (10) all are positioned at motor terminal pad (11).
3. building hoist power assembly according to claim 2 is characterized in that, is embedded with radial collar elastomer block (6) on the described motor side shaft coupling (5).
4. according to claim 1 or 2 or 3 described building hoist power assemblies; It is characterized in that; On described worm screw (9) other end heat abstractor is installed; Described heat abstractor comprises heat radiation end cap (13), fan blade (14) and has the fan housing (15) of louvre; Heat radiation end cap (13) is set on the worm screw (9) and through bolt and is connected on the worm gear case casing (7), and fan blade (14) is set on the end of worm screw (9), and fan housing (15) is fixedly mounted on the worm gear case casing (7) and above-mentioned heat radiation end cap (13) and fan blade (14) all is positioned at fan housing (15).
5. building hoist power assembly according to claim 4; It is characterized in that; Be arranged with two taper roll bearings (12) on the described worm screw (9); Described taper roll bearing (12) is positioned between above-mentioned heat radiation end cap (13) and the worm screw end shaft coupling (10), and described taper roll bearing (12) is installed on worm gear case casing (7) inwall.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2011104382641A CN102522848A (en) | 2011-12-09 | 2011-12-09 | Power assembly of construction hoist |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2011104382641A CN102522848A (en) | 2011-12-09 | 2011-12-09 | Power assembly of construction hoist |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN102522848A true CN102522848A (en) | 2012-06-27 |
Family
ID=46293670
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN2011104382641A Pending CN102522848A (en) | 2011-12-09 | 2011-12-09 | Power assembly of construction hoist |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN102522848A (en) |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO2015172720A1 (en) * | 2014-05-13 | 2015-11-19 | 科沃斯机器人有限公司 | Worm-gear transmission device |
| CN105305719A (en) * | 2015-11-24 | 2016-02-03 | 王琳 | Worm transmission mechanism |
| CN110615339A (en) * | 2019-09-17 | 2019-12-27 | 浙江尼邦电梯有限公司 | Coupling for traction elevator |
Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101761641A (en) * | 2008-12-12 | 2010-06-30 | 天津市正平机械新技术有限公司 | Vertical planetary reducer with temperature control device |
| CN201801288U (en) * | 2010-08-12 | 2011-04-20 | 苏州通润驱动设备股份有限公司 | Novel escalator tractor |
| US20110185845A1 (en) * | 2007-09-19 | 2011-08-04 | Gian Paolo Manzini | Reduction unit particularly of the epicyclic type comprising a fan |
| CN201971522U (en) * | 2010-12-30 | 2011-09-14 | 天津祥和盛机电发展有限公司 | Power driving device for construction elevator |
| CN202334135U (en) * | 2011-12-09 | 2012-07-11 | 浙江康明斯机械有限公司 | Power assembly for construction elevator |
-
2011
- 2011-12-09 CN CN2011104382641A patent/CN102522848A/en active Pending
Patent Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US20110185845A1 (en) * | 2007-09-19 | 2011-08-04 | Gian Paolo Manzini | Reduction unit particularly of the epicyclic type comprising a fan |
| CN101761641A (en) * | 2008-12-12 | 2010-06-30 | 天津市正平机械新技术有限公司 | Vertical planetary reducer with temperature control device |
| CN201801288U (en) * | 2010-08-12 | 2011-04-20 | 苏州通润驱动设备股份有限公司 | Novel escalator tractor |
| CN201971522U (en) * | 2010-12-30 | 2011-09-14 | 天津祥和盛机电发展有限公司 | Power driving device for construction elevator |
| CN202334135U (en) * | 2011-12-09 | 2012-07-11 | 浙江康明斯机械有限公司 | Power assembly for construction elevator |
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO2015172720A1 (en) * | 2014-05-13 | 2015-11-19 | 科沃斯机器人有限公司 | Worm-gear transmission device |
| CN105305719A (en) * | 2015-11-24 | 2016-02-03 | 王琳 | Worm transmission mechanism |
| CN110615339A (en) * | 2019-09-17 | 2019-12-27 | 浙江尼邦电梯有限公司 | Coupling for traction elevator |
| CN110615339B (en) * | 2019-09-17 | 2022-05-27 | 浙江尼邦电梯有限公司 | Shaft coupling for traction elevator |
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Application publication date: 20120627 |