CN203474335U - Steel-wire rope type electric block - Google Patents
Steel-wire rope type electric block Download PDFInfo
- Publication number
- CN203474335U CN203474335U CN201320568286.4U CN201320568286U CN203474335U CN 203474335 U CN203474335 U CN 203474335U CN 201320568286 U CN201320568286 U CN 201320568286U CN 203474335 U CN203474335 U CN 203474335U
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- Prior art keywords
- brake
- steel
- wire rope
- electric block
- type electric
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- 239000003638 chemical reducing agent Substances 0.000 claims abstract description 14
- 230000007246 mechanism Effects 0.000 claims abstract description 10
- NJPPVKZQTLUDBO-UHFFFAOYSA-N novaluron Chemical compound C1=C(Cl)C(OC(F)(F)C(OC(F)(F)F)F)=CC=C1NC(=O)NC(=O)C1=C(F)C=CC=C1F NJPPVKZQTLUDBO-UHFFFAOYSA-N 0.000 claims description 12
- 239000000725 suspension Substances 0.000 claims description 5
- 230000014759 maintenance of location Effects 0.000 claims description 4
- 230000005540 biological transmission Effects 0.000 abstract description 4
- 238000000034 method Methods 0.000 description 3
- 230000006872 improvement Effects 0.000 description 2
- 230000008569 process Effects 0.000 description 2
- 230000009467 reduction Effects 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000008859 change Effects 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 230000007812 deficiency Effects 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 238000009434 installation Methods 0.000 description 1
- 238000004519 manufacturing process Methods 0.000 description 1
- 238000005457 optimization Methods 0.000 description 1
- 238000003466 welding Methods 0.000 description 1
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Abstract
The utility model discloses a steel-wire rope type electric block which comprises a transverse walking trolley enabling an electric block body to move along a hanger rail. The transverse walking trolley is provided with a transverse walking trolley driving motor, and a hoisting mechanism is fixed below the transverse walking trolley. The hoisting mechanism comprises a steel-wire rope drum, a hoisting steel-wire rope winds the steel-wire rope drum and is provided with a hook assembly and a lifting hook, one end of the steel-wire rope drum is provided with a hoisting motor, and the other end of the steel-wire rope drum is provided with a speed reducer and a brake which are arranged in the axial direction of the steel-wire rope drum in sequence. The brake is a normally closed type electromagnetic disc type brake. The steel-wire rope type electric block is reasonable in structure. When the intermediate transmission link from the hoisting motor to the speed reducer is out of operation, reliable braking can be provided for the steel-wire drum, a rated load is kept, and the safety guarantee coefficient is high.
Description
Technical field
The utility model relates to a kind of small lifting equipment, especially a kind of steel-wire rope type electric block.
Background technology
The advantages such as steel-wire rope type electric block has compact conformation, lightweight, volume is little, component universality is strong, easy to operate, are widely used in loading and unloading weight, machinery welding, the installation of mechanical equipment and movement etc.The drg of steel-wire rope type electric block of the prior art is arranged on lifting motor one side more, or be arranged on lifting motor in lifting motor make integrative-structure, in the steel-wire rope type electric block working process of this structure, when motor arrives the intermediate transmission link inefficacy of retarder, cable drum will lose braking, the weight that causes being suspended on suspension hook falls, and causes safety misadventure.And, steel-wire rope type electric block of the prior art adopts planetary reduction gear to slow down to the output of lifting motor more, the productive costs that exists planetary reduction gear is higher, radiating condition in reductor is poor, watt loss is large, load-carrying capacity, impact resistance are poor, the shortcoming such as service life is shorter.
Utility model content
The technical matters that utility model will solve is: in order to overcome above technological deficiency, a kind of steel-wire rope type electric block is provided, this steel-wire rope type electric block is rational in infrastructure, when intermediate transmission link when inefficacy of lifting motor to retarder, also can provide failure-free braking for cable drum, hold on rated load, safety control coefficient is high.
The technical scheme that technical solution problem is taked: a kind of steel-wire rope type electric block, comprise the crane carriage that electric block is moved along hanger rail, on crane carriage, be provided with crane carriage drive motor, below crane carriage, be fixed with lifting mechanism, described lifting mechanism comprises cable drum, on cable drum, be wound with hoisting wirerope, on hoisting wirerope, be provided with lifting hook pulley group and suspension hook, in one end of cable drum, be provided with lifting motor, at the other end of cable drum along cable drum, be axially provided with successively retarder and drg, described drg is normally closed electromagnetic disc type brake.
As improvement of the present utility model: lifting motor shaft connects with the brake axle of reducer power input shaft and normally closed electromagnetic disc type brake by coupler through cable drum, and reducer power output shaft connects with cable drum.
As further improvement of the utility model: described normally closed electromagnetic disc type brake comprises drg is fixed on to the flange pedestal on reducer shell, on flange pedestal, take braking axle center be at least three guideposts of center of circle annular array setting, on guidepost, be set with successively the brake spring that can move along guidepost, dividing plate, mobile central layer, two ring-shaped brake dishes, integral brake disc, on guidepost, being also set with can be by dividing plate, mobile central layer, ring-shaped brake dish, integral brake disc is pushed the brake armature of brake spring side to, on flange pedestal, be provided with the brake solenoid matching with the armature that brakes, on brake axle, be provided with three brake wheels, on brake wheel, be provided with friction lining, three brake wheels are separately positioned between ring-shaped brake dish and integral brake disc, between two ring-shaped brake dishes, between ring-shaped brake dish and mobile central layer.
As of the present utility model, further improve again: described integral brake disc is the brake disc that middle part has arc convex, at the center of brake armature, be provided with braking distance and adjust bolt, braking distance is adjusted bolt end and is contacted with arc convex top, integral brake disc middle part pushing tow.
In brake, be provided with on armature and adjust that bolt screws, fixed handle, on handle, be provided with handle retention nut.
As further optimization of the present utility model: described retarder is three grades of columnar tooth wheel decelerators.
Below reel, be also provided with hoisting limiter.
Described hoisting limiter is secondary hoisting limiter.
On crane carriage, be provided with and walk crosswise limit switch.
Beneficial effect: steel-wire rope type electric block of the present utility model, due to the crane carriage that has adopted described steel-wire rope type electric block to comprise electric block is moved along hanger rail, on crane carriage, be provided with crane carriage drive motor, below crane carriage, be fixed with lifting mechanism, described lifting mechanism comprises cable drum, on cable drum, be wound with hoisting wirerope, on hoisting wirerope, be provided with lifting hook pulley group and suspension hook, in one end of cable drum, be provided with lifting motor, at the other end of cable drum along cable drum, be axially provided with successively retarder and drg, described drg is the technical scheme of normally closed electromagnetic disc type brake, creatively drg is arranged on to retarder one side, and adopted normally closed electromagnetic disc type brake, having overcome steel-wire rope type electric block of the prior art comes off once the drive shafts fracture or the coupler that lift by crane motor and retarder, cable drum will be in brakeless device braking mode, very easily there is the defect of safety misadventure, steel-wire rope type electric block more reasonable structure of the present utility model, when intermediate transmission link when inefficacy of lifting motor to retarder, rely on the normally closed electromagnetic disc type brake of retarder side also can carry out actv. braking to cable drum, failure-free holds on rated load, and in working process, once there is power-off or power-off condition, normally closed electromagnetic disc type brake can be braked cable drum at once, therefore, steel-wire rope type electric block of the present utility model is compared with the steel-wire rope type electric block of prior art, safety control coefficient is higher, owing to having adopted lifting motor shaft to connect with the brake axle of reducer power input shaft and normally closed electromagnetic disc type brake by coupler through cable drum, the technical characterictic that reducer power output shaft connects with cable drum, has further optimized the structure of steel-wire rope type electric block of the present utility model, owing to having adopted described normally closed electromagnetic disc type brake to comprise, drg is fixed on to the flange pedestal on reducer shell, on flange pedestal, take braking axle center be at least three guideposts of center of circle annular array setting, on guidepost, be set with successively the brake spring that can move along guidepost, dividing plate, mobile central layer, two ring-shaped brake dishes, integral brake disc, on guidepost, being also set with can be by dividing plate, mobile central layer, ring-shaped brake dish, integral brake disc is pushed the brake armature of brake spring side to, on flange pedestal, be provided with the brake solenoid matching with the armature that brakes, on brake axle, be provided with three brake wheels, on brake wheel, be provided with friction lining, three brake wheels are separately positioned between ring-shaped brake dish and integral brake disc, between two ring-shaped brake dishes, technical characterictic between ring-shaped brake dish and mobile central layer, make steel-wire rope type electric block of the present utility model there is braking steadily reliable, failure rate is low, long working life, the features such as working service is easy, owing to having adopted described integral brake disc, it is the brake disc that middle part has arc convex, at the center of brake armature, be provided with braking distance and adjust bolt, braking distance is adjusted the technical characterictic that bolt end contacts with arc convex top, integral brake disc middle part pushing tow, make steel-wire rope type electric block of the present utility model to adjust in time braking distance according to the wear pattern of brake wheel upper friction plate, make the drg of electric block all the time in best safe work state, owing to having adopted in brake, be provided with on armature and adjust that bolt screws, fixed handle, on handle, be provided with the technical characterictic of handle retention nut, not only facilitated the operation that screws of adjusting bolt, more can by adjust after braking distance adjustment bolt fix, stop, prevent in use procedure adjusting nut voluntarily the loosening braking distance that causes change, owing to having adopted described retarder, be the technical characterictic of three grades of columnar tooth wheel decelerators, when improving steel-wire rope type electric block impact resistance, reduced the manufacturing cost of steel-wire rope type electric block, owing to having adopted the technical characterictic that is also provided with hoisting limiter below reel, prevent from that lifting altitude from transfiniting cucurbit is caused to damage, improved the safety performance of equipment operation, owing to having adopted described hoisting limiter, be secondary hoisting limiter, after first order hoisting limiter lost efficacy, rely on second stage hoisting limiter can also realize limit function, further improved safety performance, owing to having adopted to be provided with, walk crosswise limit switch on crane carriage, prevent that crane carriage and roof beam structure from bumping.
Accompanying drawing explanation
Below in conjunction with the specific embodiment, steel-wire rope type electric block of the present utility model is described in further detail.
Fig. 1 is the front view of steel-wire rope type electric block of the present utility model;
Fig. 2 is the left view of steel-wire rope type electric block of the present utility model;
Fig. 3 is normally closed electromagnetic disc type brake structure for amplifying schematic diagram in steel-wire rope type electric block of the present utility model.
The specific embodiment
As Fig. 1, shown in Fig. 2, steel-wire rope type electric block of the present utility model, comprise the crane carriage 3 that electric block is moved along hanger rail 2, on crane carriage, be provided with crane carriage drive motor, on crane carriage, be provided with and walk crosswise limit switch 1, below crane carriage, be fixed with lifting mechanism 4, described lifting mechanism comprises cable drum 6, on cable drum, be wound with hoisting wirerope 8, on hoisting wirerope, be provided with lifting hook pulley group 11 and suspension hook 12, below reel, be also provided with hoisting limiter 7, described hoisting limiter is secondary hoisting limiter, in one end of cable drum, be provided with lifting motor 5, at the other end of cable drum along cable drum, be axially provided with successively retarder 9 and drg 10, described drg is normally closed electromagnetic disc type brake.
As shown in Figure 3, lifting motor shaft 13 connects with the brake axle 29 of reducer power input shaft and normally closed electromagnetic disc type brake by coupler through cable drum, reducer power output shaft 14 connects with cable drum, described retarder is three grades of columnar tooth wheel decelerators, described normally closed electromagnetic disc type brake comprises drg is fixed on to the flange pedestal 15 on reducer shell, on flange pedestal, take braking axle center be at least three guideposts of center of circle annular array setting 16, on guidepost, be set with successively the brake spring 17 that can move along guidepost, dividing plate 19, mobile central layer 18, two ring-shaped brake dishes 20, integral brake disc 21, on guidepost, being also set with can be by dividing plate, mobile central layer, ring-shaped brake dish, integral brake disc is pushed the brake armature 22 of brake spring side to, on flange pedestal, be provided with the brake solenoid 28 matching with the armature that brakes, on brake axle, be provided with three brake wheels 27, on brake wheel, be provided with friction lining 30, three brake wheels are separately positioned between ring-shaped brake dish and integral brake disc, between two ring-shaped brake dishes, between ring-shaped brake dish and mobile central layer, described integral brake disc is the brake disc that middle part has arc convex 26, at the center of brake armature, be provided with braking distance and adjust bolt 23, braking distance is adjusted bolt end and is contacted with arc convex top, integral brake disc middle part pushing tow, on brake armature, being provided with adjustment bolt screws, fixed handle 24, on handle, be provided with handle retention nut 25.
Claims (9)
1. a steel-wire rope type electric block, comprise the crane carriage that electric block is moved along hanger rail, on crane carriage, be provided with crane carriage drive motor, below crane carriage, be fixed with lifting mechanism, described lifting mechanism comprises cable drum, on cable drum, be wound with hoisting wirerope, on hoisting wirerope, be provided with lifting hook pulley group and suspension hook, it is characterized in that: in one end of cable drum, be provided with lifting motor, at the other end of cable drum along cable drum, be axially provided with successively retarder and drg, described drg is normally closed electromagnetic disc type brake.
2. steel-wire rope type electric block according to claim 1, it is characterized in that: lifting motor shaft connects with the brake axle of reducer power input shaft and normally closed electromagnetic disc type brake by coupler through cable drum, and reducer power output shaft connects with cable drum.
3. steel-wire rope type electric block according to claim 1 and 2, it is characterized in that: described normally closed electromagnetic disc type brake comprises drg is fixed on to the flange pedestal on reducer shell, on flange pedestal, take braking axle center be at least three guideposts of center of circle annular array setting, on guidepost, be set with successively the brake spring that can move along guidepost, dividing plate, mobile central layer, two ring-shaped brake dishes, integral brake disc, on guidepost, being also set with can be by dividing plate, mobile central layer, ring-shaped brake dish, integral brake disc is pushed the brake armature of brake spring side to, on flange pedestal, be provided with the brake solenoid matching with the armature that brakes, on brake axle, be provided with three brake wheels, on brake wheel, be provided with friction lining, three brake wheels are separately positioned between ring-shaped brake dish and integral brake disc, between two ring-shaped brake dishes, between ring-shaped brake dish and mobile central layer.
4. steel-wire rope type electric block according to claim 3, it is characterized in that: described integral brake disc is the brake disc that middle part has arc convex, at the center of brake armature, be provided with braking distance and adjust bolt, braking distance is adjusted bolt end and is contacted with arc convex top, integral brake disc middle part pushing tow.
5. steel-wire rope type electric block according to claim 4, is characterized in that: on brake armature, be provided with and adjust that bolt screws, fixed handle, be provided with handle retention nut on handle.
6. steel-wire rope type electric block according to claim 5, is characterized in that: described retarder is three grades of columnar tooth wheel decelerators.
7. steel-wire rope type electric block according to claim 6, is characterized in that: below reel, be also provided with hoisting limiter.
8. steel-wire rope type electric block according to claim 7, is characterized in that: described hoisting limiter is secondary hoisting limiter.
9. steel-wire rope type electric block according to claim 8, is characterized in that: on crane carriage, be provided with and walk crosswise limit switch.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201320568286.4U CN203474335U (en) | 2013-09-13 | 2013-09-13 | Steel-wire rope type electric block |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201320568286.4U CN203474335U (en) | 2013-09-13 | 2013-09-13 | Steel-wire rope type electric block |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN203474335U true CN203474335U (en) | 2014-03-12 |
Family
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201320568286.4U Expired - Fee Related CN203474335U (en) | 2013-09-13 | 2013-09-13 | Steel-wire rope type electric block |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN203474335U (en) |
Cited By (9)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103523691A (en) * | 2013-09-13 | 2014-01-22 | 开原星都起重设备有限公司 | Steel-wire rope type electric block |
| CN104192719A (en) * | 2014-07-28 | 2014-12-10 | 河南机电高等专科学校 | Coiling block safety brake device |
| CN105460783A (en) * | 2014-09-03 | 2016-04-06 | 河南东起机械有限公司 | Modularized electric hoist |
| CN105731256A (en) * | 2016-04-17 | 2016-07-06 | 昆山克鲁克机电设备有限公司 | Novel crane hoisting mechanism |
| CN105795995A (en) * | 2016-05-07 | 2016-07-27 | 安徽科技学院 | High-rise wall-cleaning robot |
| CN106091887A (en) * | 2016-05-31 | 2016-11-09 | 宝鸡石油机械有限责任公司 | A kind of dish is stopped brake pad device for dynamically detecting |
| CN106365025A (en) * | 2016-11-16 | 2017-02-01 | 常州耐强传动机械有限公司 | Suspension ring type speed reducer |
| CN108639949A (en) * | 2018-05-24 | 2018-10-12 | 河南新科起重机股份有限公司 | A kind of European lifting machine of low clearance of heavy type elevator |
| US11059703B2 (en) | 2016-03-29 | 2021-07-13 | Konecranes Global Corporation | Crane trolley |
-
2013
- 2013-09-13 CN CN201320568286.4U patent/CN203474335U/en not_active Expired - Fee Related
Cited By (12)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103523691A (en) * | 2013-09-13 | 2014-01-22 | 开原星都起重设备有限公司 | Steel-wire rope type electric block |
| CN104192719A (en) * | 2014-07-28 | 2014-12-10 | 河南机电高等专科学校 | Coiling block safety brake device |
| CN104192719B (en) * | 2014-07-28 | 2017-04-26 | 河南机电高等专科学校 | Coiling block safety brake device |
| CN105460783A (en) * | 2014-09-03 | 2016-04-06 | 河南东起机械有限公司 | Modularized electric hoist |
| US11059703B2 (en) | 2016-03-29 | 2021-07-13 | Konecranes Global Corporation | Crane trolley |
| CN105731256A (en) * | 2016-04-17 | 2016-07-06 | 昆山克鲁克机电设备有限公司 | Novel crane hoisting mechanism |
| CN105795995A (en) * | 2016-05-07 | 2016-07-27 | 安徽科技学院 | High-rise wall-cleaning robot |
| CN105795995B (en) * | 2016-05-07 | 2019-08-02 | 安徽科技学院 | A high-rise wall cleaning robot |
| CN106091887A (en) * | 2016-05-31 | 2016-11-09 | 宝鸡石油机械有限责任公司 | A kind of dish is stopped brake pad device for dynamically detecting |
| CN106091887B (en) * | 2016-05-31 | 2018-11-06 | 宝鸡石油机械有限责任公司 | A kind of disc brake brake pad device for dynamically detecting |
| CN106365025A (en) * | 2016-11-16 | 2017-02-01 | 常州耐强传动机械有限公司 | Suspension ring type speed reducer |
| CN108639949A (en) * | 2018-05-24 | 2018-10-12 | 河南新科起重机股份有限公司 | A kind of European lifting machine of low clearance of heavy type elevator |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20140312 Termination date: 20150913 |
|
| EXPY | Termination of patent right or utility model |