CN205222546U - Compact hoist of power lift and gravity lowering interchangeable - Google Patents
Compact hoist of power lift and gravity lowering interchangeable Download PDFInfo
- Publication number
- CN205222546U CN205222546U CN201521025625.XU CN201521025625U CN205222546U CN 205222546 U CN205222546 U CN 205222546U CN 201521025625 U CN201521025625 U CN 201521025625U CN 205222546 U CN205222546 U CN 205222546U
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- China
- Prior art keywords
- clutch
- reel
- transmission shaft
- brake
- hinge
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Abstract
The utility model discloses a compact hoist of power lift and gravity lowering interchangeable, including winding wire rope's reel, hoist support, transmission shaft and reduction gear, still including being located the bearing frame of reel rear end, be equipped with before the reel end bearing behind end bearing and the reel in the reel, the input casing suit of reduction gear is in in the preceding end bearing of reel, the output of reduction gear with the front end of transmission shaft links to each other, just the transmission shaft with the coaxial setting of input shaft of reduction gear, the rear end suit of transmission shaft is in the bearing of bearing frame, end bearing behind the reel is equipped with at the middle part of transmission shaft, this hoist can realize that power goes up and down and the function of gravity lowering interconversion, can reduce volume, the weight reduction of hoist and put forward the high liquidity ability to the more maintenance spaces of release.
Description
Technical field
The utility model belongs to crane hoisting technical field, especially relates to a kind of powered lift and gravity and to decline interchangeable compact crane hoisting.
Background technology
The runabout crane of handling use or engineering ramming, in order to increase work efficiency, all can adopt the mode of free-falling body after being sling by weight to be fallen fast by goods and put down; Handling runabout crane generally adopt power rise and power dropping handling goods, only in underload and complete controlled speed, the mode of falling fast just can be adopted to carry out unloaded of cargo, for raising handling efficiency, while energy efficient; When engineering is used for engineering ramming with hoisting crane, ram after body mentions certain altitude by power elevator, rammers body and lift hook unhooking or drg are declutched, rammer body freely falls, and pounds and tamps earthward; The crane hoisting that these two kinds of working conditions all need powered lift and gravity decline mutually to change; Engineering and handling runabout crane, owing to needing stronger flowing power, have very strict dimensional characteristic to body size, so just limit the mechanism space of body; There is powered lift and gravity the decline crane hoisting of mutual translation function at present comparatively large due to volume, layout difficulty when causing design, and occupy larger space a lot of unfavorable factor is all caused to assembling and the maintenance in later stage; Design that a kind of to have the decline small size crane hoisting of mutual translation function of powered lift and gravity be the best approach solving this problem.
Utility model content
For solving the deficiencies in the prior art problem, the utility model provides a kind of powered lift and gravity to decline interchangeable compact crane hoisting, this crane hoisting can realize the function of powered lift and the mutual conversion of gravity decline, the volume of crane hoisting, expendable weight and raising flow property can be reduced, and discharge more maintaining space.
A kind of powered lift and gravity decline interchangeable compact crane hoisting, comprise the reel of lay winding wire ropes, winding support, transmission shaft and retarder, also comprise the bearing seat being positioned at described reel rear end, side bearing and reel rear end bearing before reel is provided with in described reel, the input end housing of described retarder to be sleeved on before described reel in side bearing, the mouth of described retarder is connected with the front end of described transmission shaft, and the input shaft of described transmission shaft and described retarder is coaxially arranged; The rear end of described transmission shaft is sleeved in the bearing of bearing seat, and reel rear end bearing is equipped with at the middle part of described transmission shaft.
Preferably, powered lift in the utility model and the gravity interchangeable compact crane hoisting that declines also comprises and to decline the engaging and disengaging gear that exchanges and the brake equipment for carrying out speed governing/braking to described reel for controlling described reel powered lift and gravity, the surface of described transmission shaft is provided with spline, and the rear end of described reel is provided with wheel hub; Described engaging and disengaging gear comprises internal expanding band clutch and the arrangement of clutch being connected internal expanding band clutch, and arrangement of clutch is sleeved on the spline place of described transmission shaft, and internal expanding band clutch is arranged in described wheel hub; Described brake equipment comprises outer rise external contracting drum brake and the belt supporting frame that rises outward, and the external contracting drum brake that rises outward is sleeved on the outside face of described wheel hub and is suspended on outer rising on belt supporting frame by spring.
Preferably, powered lift in the utility model and the gravity interchangeable compact crane hoisting that declines also comprises brake control device and the operating control support for fixing brake control device, the described outer external contracting drum brake that rises realizes described outer rise external contracting drum brake and the outside face of described wheel hub laminating by brake control device be separated.
Preferably, hinge after hinge and braking before the brake steel belt that the described outer external contracting drum brake that rises comprises circular arc, the braking that is positioned at the brake strip inside brake steel belt and is arranged on brake steel belt two ends, after the braking of brake steel belt hinge and described brake control device hinged, before the braking of brake steel belt, hinge is hinged on described operating control support.
Preferably, described internal expanding band clutch to comprise before the circular arc clutch steel band be connected with described arrangement of clutch, the clutch being positioned at the clutch friction plate inside clutch steel band and being arranged on clutch steel band two ends hinge after hinge and clutch.
Preferably, the clutch air cylinder that described arrangement of clutch comprises clutch discs, reinforcement connecting lever and is arranged in clutch discs, clutch discs by the spline package on described transmission shaft on described transmission shaft.
Preferably, described clutch air cylinder is hinged by hinge after described reinforcement connecting lever and described clutch, and before described clutch, hinge is articulated with on the fixing hinge seat of described clutch discs.
Preferably, described retarder is epicyclic reduction gear.
Preferably, the input end housing of described retarder is bolted on institute's winding support, and the input end housing of described retarder is provided with reducer lubricating device.
Preferably, described reel is provided with the rope wedge for fixing steel rope.
A kind of powered lift in the utility model and gravity decline interchangeable compact crane hoisting, built-in planetary gear retarder in this crane hoisting and the connection mode between reel, and transmission shaft and the connection mode between reel and bearing seat have, and structure is simple effectively, take up room less advantage, greatly improve the space occupancy rate of crane hoisting, facilitate the installation of elevator on hoisting crane and maintenance simultaneously, also further reduce the volume of hoisting crane, add alerting ability and the flowing power of hoisting crane; Engaging and disengaging gear and brake equipment can be convenient and simple the powered lift of control reel and gravity decline and exchange, and control speed governing and the braking of reel, and the structure of the two and installation site is ingenious, can reduce the waste of resource.
Accompanying drawing explanation
Fig. 1 is that a kind of powered lift of the utility model and gravity decline the structural representation of interchangeable compact crane hoisting;
Fig. 2 is the cutaway view at A-A place in the utility model Fig. 1.
Detailed description of the invention
Below in conjunction with accompanying drawing, the application's scheme is further described:
As shown in Figure 1 to Figure 2, a kind of powered lift in the present embodiment and gravity decline interchangeable compact crane hoisting, comprise the reel 2 of lay winding wire ropes 1, winding support 3, be provided with the transmission shaft 4 of spline, epicyclic reduction gear 5 and the bearing seat 101 being positioned at reel 2 rear end, bearing 102 is installed in bearing seat 101, side bearing 21 and reel rear end bearing 22 before reel is provided with in reel 2, input end housing 51 surface of epicyclic reduction gear 5 is provided with bearing position, epicyclic reduction gear 5 can be sleeved on before the reel of reel 2 in side bearing 21, and the input end housing 51 of epicyclic reduction gear 5 is also fixed on winding support 3 by bolt (not indicating in figure), thus epicyclic reduction gear 5 is arranged in reel 2, the mouth 52 of epicyclic reduction gear 5 is connected with the front end of transmission shaft 4 by the spline 41 on transmission shaft 4 front end, and transmission shaft 4 is coaxially arranged with the input shaft of epicyclic reduction gear 5, the rear end of transmission shaft 4 is sleeved in the bearing 102 of bearing seat 101, and the middle part of transmission shaft 4 is provided with the bearing position matched with reel rear end bearing 22, can will be sleeved in reel rear end bearing 22 in the middle part of transmission shaft 4 easily, suspension connection mode between epicyclic reduction gear 5 and reel 2, and transmission shaft 4 and the connection mode between reel 2 and bearing seat 101 have, and structure is simple, connection advantage easily, can when ensureing that in-use performance is constant, reduce the volume and weight of crane hoisting greatly, thus improve the performance of product.
Compact crane hoisting in the present embodiment also comprises engaging and disengaging gear 6 and brake equipment 7, and the middle part surface of transmission shaft 4 is provided with spline 42, and the rear end of reel 2 is provided with wheel hub 23; Engaging and disengaging gear 6 comprises internal expanding band clutch 61 and the arrangement of clutch 62 being connected internal expanding band clutch 61, and arrangement of clutch 62 is sleeved on spline 42 place in the middle part of transmission shaft 4, and internal expanding band clutch 61 is arranged in the wheel hub 23 on reel 2; Brake equipment 7 comprises outer external contracting drum brake 71 and the belt supporting frame 72 that rises of rising outward, and the external contracting drum brake 71 that rises outward is sleeved on the outside face of wheel hub 23 and is suspended on by spring 10 and rises on belt supporting frame 72 outward; In the process of work, can by the laminating of the internal expanding band clutch 61 in control engaging and disengaging gear 6 with wheel hub 23 inside face, realization control reel 2 carries out the conversion between powered lift and gravity decline mode of operation, and the outer external contracting drum brake 71 that rises controlled in brake equipment 7 realizes control reel 2 being carried out to speed governing and braking.
Work is carried out in order to the outer external contracting drum brake 71 that rises can be controlled easily, compact crane hoisting in the present embodiment is also provided with foot pedal apparatus (not indicating in figure), gangbar (not indicating in figure), brake control device 8 and operating control support 9, gangbar is for connecting foot pedal apparatus and brake control device 8, and operating control support 9 is mainly used for fixing brake control device 8; In the process of work, after operating personal rides foot pedal apparatus, gangbar by the laminating driving brake control device 8 to realize outer rise external contracting drum brake 71 and wheel hub 23 outside face of reel 2 be separated, achieve the control of speed governing to reel 2 and braking.
The outer external contracting drum brake 71 that rises in the present embodiment comprises the brake steel belt 711 of circular arc, hinge 714 after hinge 713 and braking before the braking being fixed on brake strip inside brake steel belt 712 and being arranged on brake steel belt 711 two ends, after the braking of brake steel belt 711, hinge 714 is hinged with brake control device 8, before the braking of brake steel belt 711, hinge 713 is hinged on operating control support 9, after operating personal rides foot pedal apparatus, drive brake control device 8 works by gangbar, thus by the distance after hinge 713 before the braking on reduction brake steel belt 711 and braking between hinge 714, increase the friction force between brake strip 712 and wheel hub 23 outside face of reel 2, realize the rotative speed and the braking that control reel 2, thus control the descending speed of crane goods and the braking of goods.
Internal expanding band clutch 61 in the present embodiment to comprise before the circular arc clutch steel band 611 be connected with arrangement of clutch 62, the clutch being positioned at the clutch friction plate 612 inside clutch steel band 611 and being arranged on clutch steel band 611 two ends hinge 614 after hinge 613 and clutch; The clutch air cylinder 623 that arrangement of clutch 62 comprises clutch discs 621, reinforcement connecting lever 622 and is arranged in clutch discs 621, clutch discs 621 is sleeved on transmission shaft 4 by the spline 42 in the middle part of transmission shaft 4; Clutch air cylinder 623 is hinged by hinge 614 after reinforcement connecting lever 622 and clutch, and before clutch, hinge 613 is articulated with on the fixing hinge seat 6211 of setting in clutch discs 621; When hoisting crane is at powered lift, the piston rod of clutch air cylinder 623 is retracted under the effect of clutch air cylinder 623 inner spring power, thus clutch friction plate 612 is fitted tightly, by the transmission of power of transmission shaft 4 to reel 2 with wheel hub 23 inside face of reel 2; When passing into pressurized air in clutch air cylinder 623, the piston rod of clutch air cylinder 623 overcomes spring force and stretches out under pressurized air effect, thus clutch friction plate 612 is separated with wheel hub 23 inside face of reel 2, and the gravity realizing elevator declines; By changing ventilation and the venting of clutch air cylinder 623 compressed air, realize the powered lift of crane hoisting and the mutual conversion of gravity decline.
In order to ensure the good lubrication of epicyclic reduction gear 5, the input end housing 51 of epicyclic reduction gear 5 is provided with reducer lubricating device 13.
In order to ensure the fixation of the fag end of steel rope 1 on reel 2, reel 2 is provided with the rope wedge 14 for fixing steel rope 1.
Above-mentioned preferred implementation should be considered as the casehistory of the application's scheme implementation mode, allly to duplicate with the application's scheme, technology that is approximate or that make based on this is deduced, replaces, improvement etc., all should be considered as the protection domain of this patent.
Claims (10)
1. a powered lift and gravity decline interchangeable compact crane hoisting, comprise the reel of lay winding wire ropes, winding support, transmission shaft and retarder, it is characterized in that: also comprise the bearing seat being positioned at described reel rear end, side bearing and reel rear end bearing before reel is provided with in described reel, the input end housing of described retarder to be sleeved on before described reel in side bearing, the mouth of described retarder is connected with the front end of described transmission shaft, and the input shaft of described transmission shaft and described retarder is coaxially arranged; The rear end of described transmission shaft is sleeved in the bearing of bearing seat, and reel rear end bearing is equipped with at the middle part of described transmission shaft.
2. a kind of powered lift according to claim 1 and gravity decline interchangeable compact crane hoisting, it is characterized in that: also comprise for controlling the engaging and disengaging gear of described reel powered lift and gravity decline exchange and the brake equipment for carrying out speed governing/braking to described reel, the surface of described transmission shaft is provided with spline, and the rear end of described reel is provided with wheel hub;
Described engaging and disengaging gear comprises internal expanding band clutch and the arrangement of clutch being connected internal expanding band clutch, and arrangement of clutch is sleeved on the spline place of described transmission shaft, and internal expanding band clutch is arranged in described wheel hub;
Described brake equipment comprises outer rise external contracting drum brake and the belt supporting frame that rises outward, and the external contracting drum brake that rises outward is sleeved on the outside face of described wheel hub and is suspended on outer rising on belt supporting frame by spring.
3. a kind of powered lift according to claim 2 and gravity decline interchangeable compact crane hoisting, it is characterized in that: also comprise brake control device and the operating control support for fixing brake control device, the described outer external contracting drum brake that rises realizes described outer rise external contracting drum brake and the outside face of described wheel hub laminating by brake control device be separated.
4. a kind of powered lift according to claim 3 and gravity decline interchangeable compact crane hoisting, it is characterized in that: hinge after hinge and braking before the brake steel belt that the described outer external contracting drum brake that rises comprises circular arc, the braking that is positioned at the brake strip inside brake steel belt and is arranged on brake steel belt two ends, after the braking of brake steel belt hinge and described brake control device hinged, before the braking of brake steel belt, hinge is hinged on described operating control support.
5. a kind of powered lift according to claim 4 and gravity decline interchangeable compact crane hoisting, it is characterized in that: described internal expanding band clutch to comprise before the circular arc clutch steel band be connected with described arrangement of clutch, the clutch being positioned at the clutch friction plate inside clutch steel band and being arranged on clutch steel band two ends hinge after hinge and clutch.
6. a kind of powered lift according to claim 5 and gravity decline interchangeable compact crane hoisting, it is characterized in that: the clutch air cylinder that described arrangement of clutch comprises clutch discs, reinforcement connecting lever and is arranged in clutch discs, clutch discs by the spline package on described transmission shaft on described transmission shaft.
7. a kind of powered lift according to claim 6 and gravity decline interchangeable compact crane hoisting, it is characterized in that: described clutch air cylinder is hinged by hinge after described reinforcement connecting lever and described clutch, and before described clutch, hinge is articulated with on the fixing hinge seat of described clutch discs.
8. a kind of powered lift according to claim 1 and gravity decline interchangeable compact crane hoisting, it is characterized in that: described retarder is epicyclic reduction gear.
9. a kind of powered lift according to claim 1 and gravity decline interchangeable compact crane hoisting, it is characterized in that: the input end housing of described retarder is bolted on described winding support, and the input end housing of described retarder is provided with reducer lubricating device.
10. a kind of powered lift according to claim 1 and gravity decline interchangeable compact crane hoisting, it is characterized in that: described reel is provided with the rope wedge for fixing steel rope.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201521025625.XU CN205222546U (en) | 2015-12-12 | 2015-12-12 | Compact hoist of power lift and gravity lowering interchangeable |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201521025625.XU CN205222546U (en) | 2015-12-12 | 2015-12-12 | Compact hoist of power lift and gravity lowering interchangeable |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN205222546U true CN205222546U (en) | 2016-05-11 |
Family
ID=55897623
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201521025625.XU Expired - Fee Related CN205222546U (en) | 2015-12-12 | 2015-12-12 | Compact hoist of power lift and gravity lowering interchangeable |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN205222546U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106586857A (en) * | 2016-10-25 | 2017-04-26 | 武汉船用机械有限责任公司 | Winch |
| CN112645225A (en) * | 2020-12-08 | 2021-04-13 | 南京中船绿洲机器有限公司 | Hammer winch for large-scale piling ship |
-
2015
- 2015-12-12 CN CN201521025625.XU patent/CN205222546U/en not_active Expired - Fee Related
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106586857A (en) * | 2016-10-25 | 2017-04-26 | 武汉船用机械有限责任公司 | Winch |
| CN112645225A (en) * | 2020-12-08 | 2021-04-13 | 南京中船绿洲机器有限公司 | Hammer winch for large-scale piling ship |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20160511 Termination date: 20201212 |
|
| CF01 | Termination of patent right due to non-payment of annual fee |