CN201214609Y - Non-gearing crane - Google Patents
Non-gearing crane Download PDFInfo
- Publication number
- CN201214609Y CN201214609Y CNU2008200126052U CN200820012605U CN201214609Y CN 201214609 Y CN201214609 Y CN 201214609Y CN U2008200126052 U CNU2008200126052 U CN U2008200126052U CN 200820012605 U CN200820012605 U CN 200820012605U CN 201214609 Y CN201214609 Y CN 201214609Y
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- captiveed joint
- permasyn morot
- disc
- permanent
- brake disc
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Abstract
The utility model relates to a gearless-drive crane, the permasyn motor of which is directly connected with a lifting mechanism, a running mechanism and a slewing mechanism of the crane. An electric control system adopts the control way that a variable-frequency speed governor works together with a PLC or a PC. The brake of the crane uses a disc-type brake. The permasyn motor can be used to drive all mechanical mechanism in bridge cranes, cranes for steelworks use, gantry cranes, tower cranes, portal cranes, handling bridges and deck cranes. The gearless-drive crane replaces the traditional three-phase AC motor with the structure of a speed reducer and has 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 crane that adopts permasyn morot.
Background technology
Hoisting crane is to be used for mechanical equipment to operations such as material lifting, transportation, loading and unloading and installations, generally form by machinery, metal construction and three parts such as electric, mechanical aspects is meant and hoists, operation, luffing and revolution mechanisms such as (rotations), and the work characteristics of these mechanisms is: electrical motor connects that reductor drives reel, wheel (or turning gear) is realized all kinds of body functions.Generally be that the low torque motor of high rotating speed connects reductor, realize each mechanism's low rotation speed large torque by certain speed ratio, make it act on reel, the operation wheel formula is returned and is realized hoisting (decline), operation, luffing and revolution every functions such as (rotations) on (revolving) rotary device, the gear transmission mode of this kind motor band reductor exists complex structure, volume is big, weight is high, driving efficiency is low, noise is high, the not steady and high shortcoming of maintenance rate of operation.
Summary of the invention
For solving the problem that prior art exists, the purpose of this utility model provides a kind of gearless driving crane, this hoisting crane adopts the structural principle of permasyn morot, make the hoisting of the moving hoisting crane of permasyn motor direct tape splicing, operation, luffing or swing type mechanism, realize each mechanism hoist or descend, operation, luffing and revolution; Substitute traditional three-phase alternating current motor band reductor structure, had advantages such as simple in structure, in light weight, stable drive, friction, noiselessness, service life height.
For achieving the above object, the utility model is achieved through the following technical solutions:
Gearless driving crane, the permasyn motor direct of this hoisting crane connect with lifting mechanism, operating unit, luffing mechanism or the swing type mechanism of hoisting crane and are connected; Electric control system adopts variable-frequency governor to be equipped with the mode of PLC or PC control again; Drg adopts plate disc brake.
The reel of lifting mechanism and luffing mechanism is the stator of permasyn morot, and reel one end is connected by the antifriction-bearing box assembling with permanent-magnet synchronous motor rotor, and the other end is connected by the antifriction-bearing box assembling with the roll support axle; Permanent-magnet synchronous motor rotor and disc type braking tong are fixed on the frame, and the brake disc of plate disc brake is fixed on the both sides of reel, and roll support axle and disc type braking tong are fixed on the frame.
The reel of lifting mechanism and luffing mechanism is assembled into the rotor of permasyn morot, and permanent-magnet synchronous motor rotor is connected by the fixing assembling of brake disc with reel one end; Permasyn morot stator and disc type braking tong are fixed on the frame; The reel other end is provided with brake disc, and brake disc is captiveed joint with the roll support axle, and the roll support axle is connected with frame by antifriction-bearing box, and disc type braking tong is fixedly connected on the frame.
Operating unit permasyn morot stator is captiveed joint with brake disc with axletree, and axletree is connected with the end carriage assembling; Permanent-magnet synchronous motor rotor is captiveed joint with end carriage with disc type braking tong.
The operating unit permanent-magnet synchronous motor rotor is captiveed joint with brake disc with axletree, and axletree is connected with the end carriage assembling; The permasyn morot stator is captiveed joint with disc type braking tong with end carriage.
Swing type mechanism permasyn morot stator is captiveed joint with the revolution driver element with brake disc; Permanent-magnet synchronous motor rotor is connected with the revolution support fixation with disc type braking tong, and the revolution driver element connects turning gear.
The swing type mechanism permanent-magnet synchronous motor rotor is captiveed joint with the revolution driver element with brake disc; The permasyn morot stator is connected with the revolution support fixation with brake clamp, and the revolution driver element connects turning gear.
Operating unit can adopt centralized driving and drive two kinds of forms respectively: centralized driving adopts a permasyn morot to be connected two wheel synchronized operations by transmission shaft; Drive the permasyn morot that adopts two same size models of a Frequency Converter Control respectively, make it drive two wheel synchronized operations.
Compared with prior art, the beneficial effects of the utility model are:
1. adopt permasyn morot fundamentally to cancel the reductor (change speed gear box) of each mechanism of hoisting crane, thoroughly overcome gear-driven various drawback;
2. each mechanism structure of hoisting crane is simple, volume is little, in light weight, stable drive, efficient height and friction and noise;
3. owing to permasyn morot own characteristic and employing frequency converter timing, help realizing finishing automation and reducing power consumption greatly;
4. easily realize normalisation and modularization;
5. brake more steady and safety.
6. do not have wearing and tearing, life-span height, realize that basically mechanism driving is non-maintaining;
7. accurately calculate usage degree and life-span, fundamentally guarantee device security;
8. can realize digital control and fault detection, be convenient to computer management.
Description of drawings
Fig. 1 is the structural representation of lifting mechanism and luffing mechanism stator series;
Fig. 2 is the structural representation of lifting mechanism and luffing mechanism rotor series;
Fig. 3 is the stator series structure scheme drawing of gearless driving crane operating unit;
Fig. 4 is the rotor series structure scheme drawing of gearless driving crane operating unit;
Fig. 5 is the stator series structure scheme drawing of gearless driving crane turning gear;
Fig. 6 is the rotor series structure scheme drawing of gearless driving crane turning gear.
The specific embodiment
The utility model gearless driving crane can be used for crane in bridge type, crane for steelworks use, transfer crane, tower crane, high pedestal jib crane (containing the port machine), handling bridge, deck crane etc., permasyn morot in the gearless driving crane is used for the driving of lifting mechanism, operating unit, luffing mechanism or the swing type mechanism of above-mentioned all kinds hoisting crane, thoroughly changed traditional hoisting crane and connected the type of drive that reductor drives reel (or wheel, turning gear) by three-phase alternating current motor, cancel reductor, realized gearless driving.Its output speed is low, moment of torsion is big, friction, noiselessness, simple in structure, volume is little, in light weight, driving efficiency is high, maintenance workload is few, long service life, saving electric energy.
The specific embodiment is described below:
Gearless driving crane, this hoisting crane adopts the structural principle of permasyn morot, permasyn motor direct is connect with the hoisting of hoisting crane, operation, luffing or swing type mechanism to be connected, and according to the designing requirement of the output speed and the moment of torsion of each mechanism, realize each mechanism hoist or descend, operation, luffing and revolution; Electrical control adopts variable-frequency governor to be equipped with PLC or PC control again; Drg adopts plate disc brake or caliper brake, can realize with a plurality of plate disc brakies or caliper brake when lock torque is big.
Adopt variable-frequency governor to be equipped with PLC or PC control again, can realize accurately calculating each mechanism's work number of times and load quantity, accurately determine each mechanism's working level of hoisting crane and service life situation, fundamentally guarantee the safety of hoisting crane; Can also by motor speed and electric current under the control of PLC or PC, measure data such as range ability, change angle, degreeof turn, play the function of accurate location and limiting device and play the function of energy-conservation and load limiter according to current control load; Can also realize fault detection and computer remote monitoring function.
Following mask body is introduced the annexation and the working process of the hoisting of the permasyn morot of gearless driving crane and hoisting crane, operation, luffing, swing type mechanism.
(1) lifting mechanism and luffing mechanism, its reel is the rotor or the stator of permasyn morot, realize the corresponding mechanism function, the braking of employing plate disc 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, hoist roller 4 is the stator of permasyn morot, and reel 4 one ends are connected by antifriction-bearing box 6 assemblings with permanent-magnet synchronous motor rotor 3, and the other end is connected by antifriction-bearing box 6 ' assembling with roll support axle 5; Permanent-magnet synchronous motor rotor 3 is fixed on the frame 1 with disc type braking tong 2, and brake disc 7 and brake disc 7 ' are fixed on the both sides of reel 4, and along with reel 4 rotates and stops; Roll support axle 5 is fixed on the frame 1 with disc type braking tong 2 '.
2, rotor series: see Fig. 2, permanent-magnet synchronous motor rotor 3 and reel 4 one ends are connected by brake disc 7 fixing assemblings, co-rotation with stop, permasyn morot stator 8 and disc type braking tong 2 are fixed on the frame 1; Reel 4 other ends are provided with brake disc 7 ', and brake disc 7 ' is captiveed joint with roll support axle 5, co-rotation with stop; Roll support axle 5 is connected with frame 1 by antifriction-bearing box 6 ', and disc type braking tong 2 ' is fixedly connected on the frame 1.
(2) operating unit, (containing cart and dolly), permasyn motor direct connects with the operating unit adhesion wheel and is connected, and realizes operation function, adopts the plate disc brake braking.The operating unit permasyn morot is divided into stator series and two kinds of forms of rotor series:
1, stator series: see Fig. 3, permasyn morot stator 8 is captiveed joint with brake disc 7 with axletree 11, drives adhesion wheel 9 co-rotation and stops, and axletree 11 is connected with end carriage 10 assemblings, and can relatively rotate; Permanent-magnet synchronous motor rotor 3 is captiveed joint with end carriage 10 with disc type braking tong 2.
2, rotor series: see Fig. 4, permanent-magnet synchronous motor rotor 3 one ends are captiveed joint with axletree 11, and the other end is captiveed joint with brake disc 7, drive adhesion wheel 9 co-rotation and stop, and realize operation function; Axletree 11 is connected with end carriage 10 assemblings, and can relatively rotate; Permasyn morot stator 8 is captiveed joint with disc type braking tong 2 with end carriage 10.
Operating unit can adopt centralized driving and drive two kinds of forms respectively: centralized driving adopts a permasyn morot to be connected two wheel synchronized operations by transmission shaft, is applicable to wheeling mechanism, can save a permasyn morot; Drive the permasyn morot that adopts two same size models of a Frequency Converter Control respectively, make it drive two wheel synchronized operations, be applicable to cart and wheeling mechanism.
(3) swing type mechanism, permasyn motor direct connect and turn round (rotation) mechanism and be connected, and realize revolute function, adopt the plate disc brake braking.The swing type mechanism permasyn morot is divided into stator series and two kinds of forms of rotor series:
1, stator series: see Fig. 5, permasyn morot stator 8 one ends are captiveed joint with brake disc 7, the other end with the revolution driver element 12 captive joint, co-rotation with stop; Permanent-magnet synchronous motor rotor 3 supports 13 with disc type braking tong 2 and revolution captives joint, and revolution driver element 12 drives turning gear 14 and realizes revolute function.
2, rotor series: see Fig. 6, permanent-magnet synchronous motor rotor 3 one ends are captiveed joint with brake disc 7, the other end with the revolution driver element 12 captive joint, co-rotation with stop; Permasyn morot stator 8 supports 13 with brake clamp 2 and revolution captives joint, and revolution driver element 12 drives turning gear 14 and realizes revolute function.
Claims (9)
1, gearless driving crane is characterized in that, the permasyn motor direct of this hoisting crane connects with lifting mechanism, operating unit, luffing mechanism or the swing type mechanism of hoisting crane and is connected; Electric control system adopts variable-frequency governor to be equipped with the mode of PLC or PC control again; Drg adopts plate disc brake.
2, gearless driving crane according to claim 1, it is characterized in that, the reel of lifting mechanism and luffing mechanism is the stator of permasyn morot, reel (4) one ends are connected by antifriction-bearing box (6) assembling with permanent-magnet synchronous motor rotor (3), and the other end is connected by antifriction-bearing box (6 ') assembling with roll support axle (5); Permanent-magnet synchronous motor rotor (3) is fixed on the frame (1) with disc type braking tong (2), and brake disc (7) and brake disc (7 ') are fixed on the both sides of reel (4), and roll support axle (5) is fixed on the frame (1) with disc type braking tong (2 ').
3, gearless driving crane according to claim 1, it is characterized in that, the reel of lifting mechanism and luffing mechanism is assembled into the rotor of permasyn morot, and permanent-magnet synchronous motor rotor (3) is connected by the fixing assembling of brake disc (7) with reel (4) one ends; Permasyn morot stator (8) is fixed on the frame (1) with disc type braking tong (2); Reel (4) other end is provided with brake disc (7 '), and brake disc (7 ') is captiveed joint with roll support axle (5), and roll support axle (5) is connected with frame (1) by antifriction-bearing box (6 '), and disc type braking tong (2 ') is fixedly connected on the frame (1).
4, gearless driving crane according to claim 1, it is characterized in that, operating unit permasyn morot stator (8) one ends are captiveed joint with axletree (11), and the other end is captiveed joint with brake disc (7), and axletree (11) is connected with end carriage (10) assembling; Permanent-magnet synchronous motor rotor (3) is captiveed joint with end carriage (10) with disc type braking tong (2).
5, gearless driving crane according to claim 1, it is characterized in that, operating unit permanent-magnet synchronous motor rotor (3) one ends are captiveed joint with axletree (11), and the other end is captiveed joint with brake disc (7), and axletree (11) is connected with end carriage (10) assembling; Permasyn morot stator (8) is captiveed joint with disc type braking tong (2) with end carriage (10).
6, gearless driving crane according to claim 1 is characterized in that, swing type mechanism permasyn morot stator (8) one ends are captiveed joint with brake disc (7), and the other end is captiveed joint with revolution driver element (12); Permanent-magnet synchronous motor rotor (3) supports (13) with disc type braking tong (2) and revolution captives joint, and revolution driver element (12) connects turning gear (14).
7, gearless driving crane according to claim 1 is characterized in that, swing type mechanism permanent-magnet synchronous motor rotor (3) one ends are captiveed joint with brake disc (7), and the other end is captiveed joint with revolution driver element (12); Permasyn morot stator (8) supports (13) with brake clamp (2) and revolution captives joint, and revolution driver element (12) connects turning gear (14).
According to claim 4 or 5 described gearless driving cranes, it is characterized in that 8, operating unit adopts the centralized driving form, adopt a permasyn morot to connect two wheel synchronized operations by transmission shaft.
9, according to claim 4 or 5 described gearless driving cranes, it is characterized in that, operating unit adopts drive form respectively, adopt a frequency converter to connect the permasyn morot of two same size models, the permasyn morot of two same size models connects two wheel synchronized operations.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CNU2008200126052U CN201214609Y (en) | 2008-05-09 | 2008-05-09 | Non-gearing crane |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CNU2008200126052U CN201214609Y (en) | 2008-05-09 | 2008-05-09 | Non-gearing crane |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN201214609Y true CN201214609Y (en) | 2009-04-01 |
Family
ID=40519815
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CNU2008200126052U Expired - Lifetime CN201214609Y (en) | 2008-05-09 | 2008-05-09 | Non-gearing crane |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN201214609Y (en) |
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102070080A (en) * | 2010-06-13 | 2011-05-25 | 无锡核力重工有限公司 | Gearless transmission system for crane operation mechanism |
| CN102086007A (en) * | 2010-06-13 | 2011-06-08 | 无锡核力重工有限公司 | Gearless transmission system for crane hoisting mechanism |
| CN101575072B (en) * | 2008-05-09 | 2011-08-03 | 张晓明 | Gearless driving crane |
| CN103296805A (en) * | 2013-05-24 | 2013-09-11 | 大连伯顿冠力电机有限公司 | Built-in outer rotor permanent-magnet motor direct-drive mine hoist |
-
2008
- 2008-05-09 CN CNU2008200126052U patent/CN201214609Y/en not_active Expired - Lifetime
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101575072B (en) * | 2008-05-09 | 2011-08-03 | 张晓明 | Gearless driving crane |
| CN102070080A (en) * | 2010-06-13 | 2011-05-25 | 无锡核力重工有限公司 | Gearless transmission system for crane operation mechanism |
| CN102086007A (en) * | 2010-06-13 | 2011-06-08 | 无锡核力重工有限公司 | Gearless transmission system for crane hoisting mechanism |
| CN103296805A (en) * | 2013-05-24 | 2013-09-11 | 大连伯顿冠力电机有限公司 | Built-in outer rotor permanent-magnet motor direct-drive mine hoist |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| AV01 | Patent right actively abandoned |
Granted publication date: 20090401 Effective date of abandoning: 20080509 |