CN106208577A - A kind of integral lifting apparatus disc type brake asynchronous motor - Google Patents
A kind of integral lifting apparatus disc type brake asynchronous motor Download PDFInfo
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- CN106208577A CN106208577A CN201510293993.0A CN201510293993A CN106208577A CN 106208577 A CN106208577 A CN 106208577A CN 201510293993 A CN201510293993 A CN 201510293993A CN 106208577 A CN106208577 A CN 106208577A
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- motor
- rotor
- housing
- elbow
- wire hole
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Abstract
Providing a kind of integral lifting apparatus disc type brake asynchronous motor, described motor includes: support；It is connected to the housing on described support；With the rotating shaft being arranged in described housing, stator and rotor.Described rotor rear face is bonded with brake block, and the material of described brake block uses the asbestos-free friction material with high wearability.The iron core of described rotor is provided with groove, and described groove is provided with tripping spring.
Description
Technical field
The present invention relates to electric motors, be specifically related to a kind of integral lifting apparatus disc type brake asynchronous motor.
Background technology
The continuous quickening of China's Urbanization Construction process, requires more and more higher to the technology of construction equipment, safety,
Efficiently, environmental protection has become evaluation construction equipment modernization, advanced important indicator, for industry to construction equipment
Particular/special requirement, overall hoisting device technology arises at the historic moment, and disc type brake asynchronous motor is as Integral lifting system
Driving means, with its special structure, special performance make the safety of Integral lifting system, high efficiency and
Environmental-protecting performance obtains reliable guarantee.
The motor used in the market all uses intermittent periodic duty (S4 duty), and this is the most applicable
In chain block manual operation, its working time is 40%, and a cycle, i.e. motor was held less than 10 minutes
Continuous work must be had a rest 6 minutes after 4 minutes；But after actual employing low-speed electronic chain hoister, it is impossible to be disconnected
Continuous cycling, it is necessary to work is the height (3-6 rice) of attached lifting scaffold one floor of lifting, lifting continuously
Time is 30-60min.Current motor often damages, and cannot meet the needs of normal use at all；And adhere to
Elevating scaffold is high-altitude, unsettled, the scaffold around building profile one circle of group's machine lifting, is outdoor work simultaneously
Industry is work under bad environment, complicated and changeable.In lifting process, though the damage of a motor during especially declining
Also the load that can make scaffold is concentrated to this elevator, causes the serious consequence that whole scaffold falls, serious shadow
Ring the safety of attached lifting scaffold lifting.
Summary of the invention
The purpose of the present invention, is to provide for a kind of novel integral lifting apparatus disc type brake asynchronous motor, is used for
Low speed loop chain electric device, meet attached lifting scaffold in high-altitude, the lifting of unsettled, group's machine, be outdoor work simultaneously
Industry, work under bad environment, use environment complicated and changeable.
Accompanying drawing explanation
Fig. 1 is the cross-sectional view of integral lifting apparatus disc type brake asynchronous motor.
Detailed description of the invention
Fig. 1 is the generalized section of the integral lifting apparatus disc type brake asynchronous motor according to the present invention, below
In conjunction with accompanying drawing, the present invention is explained.
As it can be seen, include according to the integral lifting apparatus disc type brake asynchronous motor of the present invention: support 10；
It is connected to the housing 11 on described support 10；With the rotating shaft 13 being arranged in described housing 11, stator 1 and turn
Son 2.Rotor 2 can be cast-in aluminum squirrel cage type, radial for wheel.Strictly control aluminum process, scientific and reasonable control
Cast aluminium formula, makes speed difference between every motor control within 3 ‰.One skilled in the art will appreciate that electricity
Stator and rotor in motivation generally include iron core and the winding arranged around iron core.In the present invention, stator 1 He
Rotor 2 all can have for dish type iron core, and groove is opened on transverse plane, uses that import equipment is special to be processed.Import
Equipment is that system carries the automatic system calculating function with isodisperse, it is ensured that the size of grooved, is prevented effectively from grooved wrong
Tooth phenomenon,.
Rotor 2 back side is bonded with brake block 6.The material of brake block 6 use have high wearability without asbestos
Friction material.Brake block 6 has high wearability, brakes 100,000 times without adjusting.
Tripping spring 9 is contained in the core center groove of rotor 2.When motor be energized after, stator 1, rotor 2 it
Between in addition to generation makes rotor 2 turning moment, the most also produce axial magnetic pull, under the effect of axial force, rotor
2 axial displacements, compression brake spring 9, thus releasing of brake sheet 6 so that motor can start running, when
During power-off, axial force magnetic pull disappears, and the rotor of strap brake sheet 6 produces brake force under the effect of tripping spring 9
Square, makes motor shut down rapidly.
Tripping spring 9 can use silicomanganese spring 60Si2Mn, and spring force controls at 630-680N.
The disc-type electric motor lead wire of prior art all uses rosette mode, and rosette uses 0.5mm steel plate
It is stamped to form.For for overall lifting motor, because long-term construction site out of doors uses, there is following fraud
End: (1) wiring box wall is thin, yielding by external force；(2) rosette installation screw is longer, is unfavorable for installing.
By contrast, in the present invention, motor connecting cartridge can use elbow type rosette 5.Described elbow type
Rosette 5 is provided with elbow 14, and described elbow 14 is hollow, and power supply cable 17 passes, and it can basis
Need to bend any angle, preferably 90 °.Elbow 14 can be fixed on fixed connecting plate for example with welding manner
On 15, can add seal gasket between fixed connecting plate 15 and housing 11, surrounding can be solid with M4*15 screw
In casing.Housing 11 is provided with housing wire hole, and power supply cable 17 passes.Fixed connecting plate 15 is going out
Fix with housing 11 near string holes 16.The cable 17 drawn from motor is stretched out by housing wire hole 16,
Guide to outside motor through elbow 14.Elbow and housing wire hole seal gasket seal, and enter with locknut 18
Row tightens.
Motor can arrange protective cover 8, and protective cover 8 can be cylindrical shape, suitable by welding, riveting etc.
Mode be fixed on housing 11.Protective cover 8 plays when promoting, and prevents construction site from falling when constructing thing
Pound motor case and brake block junction.Owing to motor case thickness only has 3mm, as impacted by gravity
Or collide with, cause motor housing and brake block friction, motor temperature rise rising, motor can be caused quickly to burn, or
Motor brake is malfunctioning.
There is between stator 1 and rotor 2 air gap 3, and the size of air gap 3 can regulate, in order to effectively control electricity
Motivation braking time, braking moment.Can be configured to regulate rotor 2 in rotating shaft in rotating shaft 13 by rotor 2
Position (that is, rotor 2 is along the position on the longitudinal direction of rotating shaft 13) on 13, thus regulate air gap 3
Size.The size of air gap such as can be in the scope of 0.4-0.45mm.
Prior art motor all use intermittent periodic duty (S4 duty), intermittent periodic duty
Being the manually-operated form of chain block, its working time is to be less than 10 minutes in a cycle, in every 10 minutes,
Motor continuous firing must be had a rest 6 minutes after 4 minutes；But in actually used, it is impossible to meet requirement.
The duty of the motor according to the present invention is by discontinuously changing short time duty (S2 duty), load continuous into
Time Continuous work brings up to 30-60min.
Compared with prior art, technical solutions according to the invention at least have the advantage that
1, short time duty is used.The motor used in the market all uses intermittent periodic duty (S4
Duty), this is only applicable to chain block manual operation, and its working time is 40%, and a cycle is less than 10
Minute, i.e. motor continuous firing must be had a rest 6 minutes after 4 minutes；But actual employing low-speed electronic loop chain promotes
After machine, it is impossible to be interruption period work, it is necessary to work is the height of attached lifting scaffold one floor of lifting continuously
Degree (3-6 rice), lifting time is 30-60min.The invention enables and can use short time duty.
2, motor brake time, braking moment and two gaps are controlled (between the brake of motor air gap, motor
Gap) two power (electromagnetic attraction, brake stator moment).Preferably without asbestos abrasives and tripping spring, meet braking
Brake is rapid, make motor braking torque reach more than 350%, as motor power (output)≤550W, and brake force
Square >=6.9N.m；When motor power (output) is 750W, braking moment >=10.4N.m.This makes the operation of motor
Safe and reliable.
3, the speed difference that the invention enables the motor that multiple stage runs simultaneously is the least, accomplishes Synchronous lifting.
Can strictly control aluminum process, scientific and reasonable control cast aluminium formula, make speed difference between every motor control
Within 3 ‰.
4, the rosette employing elbow-type junction box device sealing structure of the present invention, motor casing increase protective cover,
Distich relay part increases encapsulant, installs liquid rubber, pipe fitting oil sealing, rubber washer additional, uses epoxy encapsulation
Screw, improves junction box structure and prevents into water, make degree of protection be brought up to IP56 by IP54, meet open work,
Work under bad environment, use environmental requirement complicated and changeable.
The preferred embodiment of the present invention is described in detail above in association with accompanying drawing, but, the present invention is not limited to above-mentioned
Detail in embodiment, in the technology concept of the present invention, can enter technical scheme
The multiple simple variant of row, these simple variant belong to protection scope of the present invention.
It is further to note that each the concrete technical characteristic described in above-mentioned detailed description of the invention, not
In the case of contradiction, can be combined by any suitable means.In order to avoid unnecessary repetition, this
Bright various possible compound modes are illustrated the most separately.
Additionally, combination in any can also be carried out between the various different embodiment of the present invention, if its without prejudice to
The thought of the present invention, it should be considered as content disclosed in this invention equally.
Claims (7)
1. an integral lifting apparatus disc type brake asynchronous motor, described motor includes: support (10)；
The housing (11) being connected on described support (10)；With the rotating shaft (13) being arranged in described housing (11),
Stator (1) and rotor (2), it is characterised in that:
Described rotor (2) back side is bonded with brake block (6), and the material employing of described brake block (6) has high
The asbestos-free friction material of wearability,
The iron core of described rotor (2) is provided with groove, and described groove is provided with tripping spring (9).
2. motor as claimed in claim 1, it is characterised in that described tripping spring (9) uses silicomanganese bullet
Spring.
3. motor as claimed in claim 1, it is characterised in that described motor is provided with elbow type rosette
(5), described elbow type rosette (5) is provided with elbow (14), and described elbow (14) is hollow, power supply
Cable (17) passes, and described elbow is fixed on fixed connecting plate (15), and described housing (11) is provided with shell
Body wire hole (16), described fixed connecting plate (15) near described housing wire hole (16) with described housing (11)
Fixing, the cable (17) drawn from motor stretches out from described housing wire hole (16), through described curved
Head (14) is guided to outside motor.
4. motor as claimed in claim 4, it is characterised in that described fixed connecting plate (15) and described shell
Body adds seal gasket between (11)；Described elbow and described housing wire hole seal gasket seal, and use locknut
(18) tighten.
5. motor as claimed in claim 1, it is characterised in that described motor is provided with protective cover (8),
Described protective cover (8) is cylindrical shape, is fixed on described housing (11).
6. motor as claimed in claim 1, it is characterised in that between described stator (1) and rotor (2)
Being provided with air gap (3), the size of described air gap (3) can regulate.
7. motor as claimed in claim 1, it is characterised in that: the duty of described motor is short-term operation
System, load duration curve works continuously and brings up to 30-60min.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201510293993.0A CN106208577A (en) | 2015-06-02 | 2015-06-02 | A kind of integral lifting apparatus disc type brake asynchronous motor |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201510293993.0A CN106208577A (en) | 2015-06-02 | 2015-06-02 | A kind of integral lifting apparatus disc type brake asynchronous motor |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN106208577A true CN106208577A (en) | 2016-12-07 |
Family
ID=57459448
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201510293993.0A Pending CN106208577A (en) | 2015-06-02 | 2015-06-02 | A kind of integral lifting apparatus disc type brake asynchronous motor |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN106208577A (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110429892A (en) * | 2019-08-15 | 2019-11-08 | 哈尔滨理工大学 | The determination method of continuous duty three phase induction motor rated capacity under S3 duty |
Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN201328046Y (en) * | 2008-12-05 | 2009-10-14 | 北京富特盘式电机有限公司 | Disk rotor braking device for braking motor |
| CN201717717U (en) * | 2010-03-16 | 2011-01-19 | 北京富特盘式电机有限公司 | Elbow-type junction box device of disk brake motor |
| CN101976906A (en) * | 2010-03-16 | 2011-02-16 | 北京富特盘式电机有限公司 | Disc brake motor for rotary whirley |
| CN204858918U (en) * | 2015-06-02 | 2015-12-09 | 北京富特盘式电机有限公司 | Integrally lift up is disc brake asynchronous motor for device |
-
2015
- 2015-06-02 CN CN201510293993.0A patent/CN106208577A/en active Pending
Patent Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN201328046Y (en) * | 2008-12-05 | 2009-10-14 | 北京富特盘式电机有限公司 | Disk rotor braking device for braking motor |
| CN201717717U (en) * | 2010-03-16 | 2011-01-19 | 北京富特盘式电机有限公司 | Elbow-type junction box device of disk brake motor |
| CN101976906A (en) * | 2010-03-16 | 2011-02-16 | 北京富特盘式电机有限公司 | Disc brake motor for rotary whirley |
| CN204858918U (en) * | 2015-06-02 | 2015-12-09 | 北京富特盘式电机有限公司 | Integrally lift up is disc brake asynchronous motor for device |
Non-Patent Citations (1)
| Title |
|---|
| 王丽萍: "起重冶金电动机的选型", 《电机技术》 * |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110429892A (en) * | 2019-08-15 | 2019-11-08 | 哈尔滨理工大学 | The determination method of continuous duty three phase induction motor rated capacity under S3 duty |
| CN110429892B (en) * | 2019-08-15 | 2020-12-01 | 哈尔滨理工大学 | Method for determining rated capacity of continuous operation three-phase induction motor under S3 operation system |
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| PB01 | Publication | ||
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| RJ01 | Rejection of invention patent application after publication | ||
| RJ01 | Rejection of invention patent application after publication |
Application publication date: 20161207 |