CN201214607Y - Non-gearing electric gourd - Google Patents
Non-gearing electric gourd Download PDFInfo
- Publication number
- CN201214607Y CN201214607Y CNU2008200133304U CN200820013330U CN201214607Y CN 201214607 Y CN201214607 Y CN 201214607Y CN U2008200133304 U CNU2008200133304 U CN U2008200133304U CN 200820013330 U CN200820013330 U CN 200820013330U CN 201214607 Y CN201214607 Y CN 201214607Y
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- Prior art keywords
- electric block
- housing
- brake
- reel
- electric
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Abstract
The utility model relates to a gearless-drive motor hoist, in which a permasyn motor is directly connected with a lifting mechanism and a running mechanism of the motor hoist to drive the lifting mechanism and the running mechanism of the motor hoist. The electric control adopts the control way that a variable-frequency speed governor works together with a PLC or a PC. The brake of the motor hoist adopts a caliper brake. In the motor hoist, the permasyn motor is used to replace a three-phase AC motor, thereby achieving the advantages of simple structure, light weight, stable transmission, no vibration, no noise, energy-saving and maintenance-free performance and long service life.
Description
Technical field
The utility model relates to a kind of industrial hoisting crane, particularly a kind of gearless driving electric hoist.
Background technology
Electric block is to be used for a kind of weight-lifting equipment to operations such as material lifting, transportation, loading and unloading and installations, generally hoist and transportation function, can be equipped with each class formation girder and form mono beam crane in bridge type, single girder gantry crane, single-beam overhang crane, electric block twin beam overhead bridge crane, double girder gantry crane, rotary crane etc.The principal feature of these electric blocks is: electrical motor connects change speed gear box drive reel, operation wheel is realized hoisting and operation function.Generally be that the low torque motor of high rotating speed connects change speed gear box, realize the low rotation speed large torque that hoists and move by certain speed ratio, with its act on reel, operation wheel is realized hoisting and operation function, the gear transmission mode of this kind electrical motor band change speed gear box exists complex structure, volume is big, driving efficiency is low, noise is high, maintenance rate is high shortcoming.
The utility model content
The purpose of this utility model provides a kind of gearless driving electric hoist, and this electric block adopts the structural principle of permasyn morot, makes hoisting and operating unit of the moving electric block of permasyn motor direct tape splicing, realizes hoisting and operation function; Replace traditional three-phase alternating current motor band gearbox designs, had advantages such as simple in structure, in light weight, stable drive, shockproof, noiseless, energy-conservation, non-maintaining, service life height.
For achieving the above object, the utility model is achieved through the following technical solutions:
Gearless driving electric hoist, this electric block adopts permasyn motor direct to connect and link to each other with the operating unit driving of the lifting mechanism and the operating unit that are used for electric block of the lifting mechanism of electric block, and electrical control adopts variable-frequency governor to be equipped with PLC again or PC is controlled; Drg adopts caliper brake.
The reel of described Electromotion Hoist Mechanism is the stator of permasyn morot, and reel one end connects by the antifriction-bearing box assembling with permanent-magnet synchronous motor rotor; The other end connects by the antifriction-bearing box assembling with the roll support axle; Permanent-magnet synchronous motor rotor and brake clamp are fixed on the housing of electric block, and the brake disc of caliper brake is fixed on the both sides of reel, and roll support axle and brake clamp are fixed on the housing of electric block.
The reel of described electric block is assembled into the rotor of permasyn morot, and the permanent-magnet electric machine rotor connects with reel one end and the fixing assembling of brake disc, and permasyn morot stator and brake clamp are fixed on the housing of electric block; The reel other end and brake disc and roll support axle are fixedly connected, and the roll support axle links by the housing of antifriction-bearing box and electric block, and brake clamp is fixed on the housing.
Described operating unit permasyn morot stator is captiveed joint with brake disc, axletree, wheel, and axletree is connected with the housing assembling of electric block; Permanent-magnet synchronous motor rotor and brake clamp are fixedly connected on the housing of electric block.
Described operating unit permanent-magnet synchronous motor rotor is captiveed joint with brake disc, axletree, wheel, and axletree is connected with the housing assembling of electric block; The permasyn morot stator is captiveed joint with brake clamp.
Described operating unit adopts single drive form.
Described operating unit also can adopt two drive forms, adopts the permasyn morot of two same size models of a Frequency Converter Control, and the permasyn morot of two same size models drives two wheel synchronized operations.
Compared with prior art, the beneficial effects of the utility model are:
1, adopts permasyn morot fundamentally to cancel electric block and hoist, move change speed gear box, thoroughly overcome gear-driven various drawback.
2, electric block is simple in structure, volume is little, in light weight, stable drive, efficient height and friction and noise, non-maintaining.
3, adopt frequency control, help realizing automation and reduce power consumption greatly;
4. brake more steady and safety.
5, accurately calculate usage degree and life-span, fundamentally guarantee device security.
Description of drawings
Fig. 1 is an Electromotion Hoist Mechanism stator series structure scheme drawing
Fig. 2 is an Electromotion Hoist Mechanism rotor series structure scheme drawing
Fig. 3 is an electric block operating unit stator series structure scheme drawing
Fig. 4 is an electric block operating unit rotor series structure scheme drawing
Among the figure: 1-electric block housing 2-brake clamp 3-rotor 4-reel 5-roll support axle 6-antifriction-bearing box 7-brake disc 8-operation wheel 9-operation motor 10-stator 11-wheel 12-electric block housing 13-stator 14-brake clamp 15-rotor 16-axletree 17-brake disc 18-electric block main frame 19-electric block operation beam
The specific embodiment
The utility model gearless driving electric hoist, can be used for mono beam crane in bridge type again, single girder gantry crane, the single-beam overhang crane, the electric block twin beam overhead bridge crane, the electric block double girder gantry crane, whirley etc., permasyn morot in the gearless driving electric hoist is used for electric block and hoists, the operation of operating unit and all kinds hoisting crane, the driving of swing type mechanism, thoroughly change original three-phase alternating current motor and driven reductor (change speed gear box) drive reel (or wheel, turning gear) type of drive, cancellation reductor (change speed gear box) is realized gearless driving.It is simple in structure, volume is little, in light weight, driving efficiency is high, friction, noiselessness, maintenance less, life-span high saves energy again.
Gearless driving electric hoist, this electric block adopts the structural principle of permasyn morot, permasyn motor direct connect with hoisting of electric block link to each other with operating unit, and according to hoisting and the output speed of operating unit and the designing requirement of moment of torsion, realize hoisting and operation function of electric block, variable frequency regulating speed control is adopted in electrical control; Drg adopts caliper brake, and lock torque can be realized with a plurality of caliper brakes than ambassador.
Electric block hoists, moves electrical control and adopts frequency control to be equipped with PLC or PC control again, can realize accurately calculating each mechanism's work number of times and load quantity and range ability, fundamentally guarantees the safety of electric block; The function that has accurate location and spacing and load limiter simultaneously.
Following mask body is introduced the annexation and the working process of the hoisting of the permasyn morot of gearless driving electric hoist and electric block, operating unit:
(1), lifting mechanism: its reel is the stator or the rotor of permasyn morot, realize the lifting functions of electric block, the braking of employing caliper brake, implementation has two kinds: 1) stator series, be the stator of reel as permasyn morot, its rotor maintains static, and positive and negative two directions of stator are rotated; 2) rotor series, promptly reel is assembled into the rotor of permasyn morot, and stator maintains static, and positive and negative two directions of rotor are rotated.Concrete structure is:
1, stator series: see Fig. 1, reel 4 one ends connect by antifriction-bearing box 6 assemblings with permanent-magnet synchronous motor rotor 3; The other end connects by antifriction-bearing box 6 assemblings with roll support axle 5; Permanent-magnet synchronous motor rotor 3 is fixed on the electric block housing 1 with brake clamp 2, and the brake disc 7 of caliper brake is fixed on the both sides of reel 4, and roll support axle 5 is fixed on the electric block housing 1 with brake clamp 2.
2, rotor series: see Fig. 2, permanent-magnet electric machine rotor 3 connects with reel 4 one ends and brake disc 7 fixing assemblings, and permasyn morot stator 10 is fixed on the electric block housing 1 with brake clamp 2; Reel 4 other ends and brake disc 7 and roll support axle 5 are fixedly connected, and roll support axle 5 connects with 1 assembling of electric block housing by antifriction-bearing box 6, and brake clamp 2 is fixed on the housing.
(2), operating unit: permasyn motor direct connects with the operating unit adhesion wheel and is connected, be designed to single the driving as requested and realize operation function with two the driving, the braking of employing caliper brake, operating unit permasyn morot are divided into stator series and two kinds of forms of rotor series.Concrete structure is:
1. stator series: see Fig. 3, permasyn morot stator 13 is captiveed joint with brake disc 17, axletree 16, wheel 11, and axletree 16 is connected with 12 assemblings of electric block housing; Permanent-magnet synchronous motor rotor 15 is fixedly connected on the housing of electric block with brake clamp 14.
2. rotor series: see Fig. 4, permanent-magnet synchronous motor rotor 15 is captiveed joint with brake disc 17, axletree 16, wheel 11, and axletree 16 is connected with 12 assemblings of electric block housing; Permasyn morot stator 13 is captiveed joint with electric block housing 12, brake clamp 14.
Claims (7)
1, gearless driving electric hoist, it is characterized in that, this electric block adopts permasyn motor direct to connect and link to each other with the operating unit driving of the lifting mechanism and the operating unit that are used for electric block of the lifting mechanism of electric block, and electrical control adopts variable-frequency governor to be equipped with PLC again or PC is controlled; Drg adopts caliper brake.
2, gearless driving electric hoist according to claim 1 is characterized in that, the reel of described Electromotion Hoist Mechanism is the stator of permasyn morot, and reel one end connects by the antifriction-bearing box assembling with permanent-magnet synchronous motor rotor; The other end connects by the antifriction-bearing box assembling with the roll support axle; Permanent-magnet synchronous motor rotor and brake clamp are fixed on the housing of electric block, and the brake disc of caliper brake is fixed on the both sides of reel, and roll support axle and brake clamp are fixed on the housing of electric block.
3, gearless driving electric hoist according to claim 1, it is characterized in that, the reel of described electric block is assembled into the rotor of permasyn morot, the permanent-magnet electric machine rotor connects with reel one end and the fixing assembling of brake disc, and permasyn morot stator and brake clamp are fixed on the housing of electric block; The reel other end and brake disc and roll support axle are fixedly connected, and the roll support axle links by the housing of antifriction-bearing box and electric block, and brake clamp is fixed on the housing.
4, gearless driving electric hoist according to claim 1 is characterized in that, described operating unit permasyn morot stator is captiveed joint with brake disc, axletree, wheel, and axletree is connected with the housing assembling of electric block; Permanent-magnet synchronous motor rotor and brake clamp are fixedly connected on the housing of electric block.
5, gearless driving electric hoist according to claim 1 is characterized in that, described operating unit permanent-magnet synchronous motor rotor is captiveed joint with brake disc, axletree, wheel, and axletree is connected with the housing assembling of electric block; The permasyn morot stator is captiveed joint with brake clamp.
6, according to claim 4 or 5 described gearless driving electric hoists, it is characterized in that described operating unit adopts single drive form.
7, according to claim 4 or 5 described gearless driving electric hoists, it is characterized in that, described operating unit adopts two drive forms, adopt the permasyn morot of two same size models of a Frequency Converter Control, the permasyn morot of two same size models drives two wheel synchronized operations.
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CNU2008200133304U CN201214607Y (en) | 2008-06-06 | 2008-06-06 | Non-gearing electric gourd |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CNU2008200133304U CN201214607Y (en) | 2008-06-06 | 2008-06-06 | Non-gearing electric gourd |
Publications (1)
Publication Number | Publication Date |
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CN201214607Y true CN201214607Y (en) | 2009-04-01 |
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ID=40519813
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
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CNU2008200133304U Expired - Lifetime CN201214607Y (en) | 2008-06-06 | 2008-06-06 | Non-gearing electric gourd |
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Cited By (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN101597014B (en) * | 2008-06-06 | 2013-01-09 | 张晓明 | Gearless driving electric hoist |
-
2008
- 2008-06-06 CN CNU2008200133304U patent/CN201214607Y/en not_active Expired - Lifetime
Cited By (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN101597014B (en) * | 2008-06-06 | 2013-01-09 | 张晓明 | Gearless driving electric hoist |
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Legal Events
Date | Code | Title | Description |
---|---|---|---|
C14 | Grant of patent or utility model | ||
GR01 | Patent grant | ||
CX01 | Expiry of patent term | ||
CX01 | Expiry of patent term |
Granted publication date: 20090401 |