CN103303830A - Speed-controllable gravity lowing winch provided with built-in gear reducer - Google Patents
Speed-controllable gravity lowing winch provided with built-in gear reducer Download PDFInfo
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- CN103303830A CN103303830A CN 201310260661 CN201310260661A CN103303830A CN 103303830 A CN103303830 A CN 103303830A CN 201310260661 CN201310260661 CN 201310260661 CN 201310260661 A CN201310260661 A CN 201310260661A CN 103303830 A CN103303830 A CN 103303830A
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Abstract
The invention relates to a speed-controllable gravity lowing winch provided with a built-in gear reducer. The built-in gear reducer is arranged in a winding drum; a casing at an input end of the built-in gear reducer is fixed on a winch support; a transmission shaft is fixedly connected with an output end of the built-in gear reducer; the transmission shaft and an input shaft of the built-in gear reducer are coaxially arranged; the built-in gear reducer is provided with a front end casing and a gear reducer lower box; a full floating type internal expanding clutch is mounted on the transmission shaft; a bearing seat supports the transmission shaft through a first bearing; a brake drum outer ring is arranged outside the winding drum and provided with an external expanding belt brake which is hung on the brake drum outer ring in a sleeving manner. The speed-controllable gravity lowing winch is compact in structure, small in size and safe and reliable to use, can not only improve the loading and unloading operation efficiency of hoisting machinery, but also can save energy, and can simultaneously integrate the built-in gear reducer and the full floating type internal expanding clutch in the winding drum, so that a heavy object can be driven to go up and down by a steel wire rope.
Description
Technical field
The present invention relates to a kind of winch, relate in particular to the controlled gravity decline winch of a kind of built-in retarder and speed.
Background technology
Mobile crane tool such as harbour wheel-mounted crane, car hosit, because of its good fluidity welcome.But its volume is restricted, and volume is larger, and it is poor that hoisting crane Tong crosses Neng Li Di; For the harbour wheel-mounted crane, Ti Ji Di is large, and Zhi causes this Di high, and for the harbour of an inch of land is an inch of gold, must reduce goods yard, harbour Occupation coefficient.
At present, the lifting mechanism of harbour wheel-mounted crane is with the gravity function that descends, and can control the speed that gravity descends; The reel of this lifting mechanism, integrated have power-transfer clutch and the drg of gravity decline function, but common retarder can't be integrated in the reel simultaneously, so that retarder, reel are respectively individual components and are arranged on the curl ring, takes up room large.
Summary of the invention
The purpose of this invention is to provide the controlled gravity decline winch of a kind of built-in retarder and speed, can realize that built-in retarder and full-floating internal expanding power-transfer clutch are integrated in the reel simultaneously; When full-floating internal expanding power-transfer clutch declutches, reel separates with built-in reducer power, and reel becomes suspended state, and weight drags the reel rotation by steel rope, the gravity of realizing weight descends, by handling outer the rise descending speed of external contracting drum brake control weight and the braking of weight; When full-floating internal expanding power-transfer clutch closed a floodgate, the power of built-in retarder was delivered on the reel by full-floating internal expanding power-transfer clutch, realized the rotating of reel under dynamic action, rose and descended by the Steel rope drive weight.
The object of the present invention is achieved like this: the gravity decline winch that a kind of built-in retarder and speed are controlled, transmission shaft, bearing seat, reel and elevator bearing, be provided with built-in retarder in the reel, the input end housing of built-in retarder is fixed on the elevator bearing, the mouth of transmission shaft and built-in retarder connects firmly, and the input shaft coaxial arrangement of transmission shaft and built-in retarder, built-in retarder has front end shell and retarder lower box, the retarder lower box is connected with the mouth housing of built-in retarder, the retarder lower box is bearing on the transmission shaft by the second bearing, reel is bearing in respectively on the tail end of the front end shell of built-in retarder and retarder lower box by the 3rd bearing and the 4th bearing, full-floating internal expanding power-transfer clutch is housed on the transmission shaft, bearing seat is by the clutch shaft bearing supporting drive shaft, reel is provided with the brake wheel outer ring outward, the brake wheel outer ring is provided with the outer external contracting drum brake that rises, and the outstanding brake wheel outer ring that is placed in reel of the external contracting drum brake that rises outward.
Above-mentioned full-floating internal expanding power-transfer clutch is controlled by cylinder.
Above-mentioned cylinder is the cylinder with spring reset.
The 3rd above-mentioned bearing is contained in the bearing sleeve, and bearing sleeve is connected with reel.
Above-mentioned transmission shaft by spline with the transmission of power of built-in retarder to full-floating internal expanding power-transfer clutch.
The above-mentioned outer external contracting drum brake that rises is suspended on the brake support frame by spring.
Above-mentioned outer external contracting drum brake one end and the bearing seat of rising is hinged, and the other end and brake control device are hinged.
The above-mentioned outer external contracting drum brake that rises is realized the outer external contracting drum brake that rises by the foot control brake control device brake collar and the applying of the outside face of reel brake wheel with separate.
The present invention has obtained following technique effect: compact conformation of the present invention, and volume is little; Safe and reliable; Not only improve the loading and unloading operation efficient of elevator machinery, and energy savings, can realize that built-in retarder and full-floating internal expanding power-transfer clutch are integrated in the reel simultaneously; When full-floating internal expanding power-transfer clutch declutches, reel separates with built-in reducer power, and reel becomes suspended state, and weight drags the reel rotation by steel rope, the gravity of realizing weight descends, by handling outer the rise descending speed of external contracting drum brake control weight and the braking of weight; When full-floating internal expanding power-transfer clutch closed a floodgate, the power of built-in retarder was delivered on the reel by full-floating internal expanding power-transfer clutch, realized the rotating of reel under dynamic action, rose and descended by the Steel rope drive weight.
Description of drawings
The invention will be further described below in conjunction with drawings and Examples.
Fig. 1 is constructional drawing of the present invention.
Fig. 2 is that Fig. 1 is at the cutaway view at A-A place.
Wherein, among Fig. 1: 101, built-in retarder, 102, the elevator bearing, 103, bearing sleeve, 104, reel, 105, the outer external contracting drum brake that rises, 106, brake support frame, 107, full-floating internal expanding power-transfer clutch, 108, the retarder lower box, 109, the second bearings, 110, transmission shaft, 111, clutch shaft bearing, 112, bearing seat, 113, brake control device, 114, the 3rd bearing, the 115, the 4th bearing.
Among Fig. 2: 201, cylinder, 202, spring.
The specific embodiment
Referring to Fig. 1-2, the gravity decline winch that a kind of built-in retarder and speed are controlled, transmission shaft 110, bearing seat 112, reel 104 and elevator bearing 102, be provided with built-in retarder 101 in the reel, the input end housing of built-in retarder is fixed on the elevator bearing, the mouth of transmission shaft and built-in retarder connects firmly, and the input shaft coaxial arrangement of transmission shaft and built-in retarder, built-in retarder has front end shell and retarder lower box 108, the retarder lower box is connected with the mouth housing of built-in retarder, the retarder lower box is bearing on the transmission shaft by the second bearing 109, reel is bearing in respectively on the tail end of the front end shell of built-in retarder and retarder lower box by the 3rd bearing 114 and the 4th bearing 115, full-floating internal expanding power-transfer clutch 107 is housed on the transmission shaft 110, bearing seat is by clutch shaft bearing 111 supporting drive shafts, reel is provided with the brake wheel outer ring outward, and the brake wheel outer ring is provided with the outer external contracting drum brake 105 that rises, and the outstanding brake wheel outer ring that is placed in reel of the external contracting drum brake that rises outward.
Preferably, described full-floating internal expanding power-transfer clutch is controlled by cylinder 201.Described cylinder is the cylinder with spring reset.The gravity decline winch that described built-in retarder and speed are controlled, described the 3rd bearing is contained in the bearing sleeve 103, and bearing sleeve is connected with reel.Described transmission shaft by spline with the transmission of power of built-in retarder to full-floating internal expanding power-transfer clutch 107.The described outer external contracting drum brake that rises is suspended on the brake support frame 106 by spring 202.Described external contracting drum brake one end and the bearing seat of rising outward is hinged, and the other end and brake control device 113 are hinged.The described outer external contracting drum brake that rises is realized the outer external contracting drum brake that rises by the foot control brake control device brake collar and the applying of the outside face of reel brake wheel with separate.
During the cranage goods, the clutch-band of full-floating internal expanding power-transfer clutch 107 is close to the inside face of the brake wheel of reel 104 under cylinder 201 inner spring power effects, the power of built-in retarder 101 passes to reel by transmission shaft 110, full-floating internal expanding power-transfer clutch, drive reel 104 forward and backwards, drag weight by steel rope again and rise and descend.
When passing into pressurized air in full-floating internal expanding power-transfer clutch 107 cylinders 201, cylinder 201 overcomes its contained spring power effect breaks away from the clutch-band of full-floating internal expanding power-transfer clutch 107 and the brake wheel inside face of reel 104, realize that built-in retarder 101 separates with the power of reel 104, reel 104 is in suspended state, weight drags reel 104 by steel rope and rotates freely, and realizes that the gravity of weight descends.
When reel 104 is in the gravity decline state of weight, foot control brake control device 113, the brake collar of the outer external contracting drum brake 105 that rises and the outside face of reel brake wheel are fitted, and the friction force between brake collar and the brake wheel stops reel 104 rotating freely under the Action of Gravity Field of weight; Change the actuating force of foot control brake control device 113, can control the friction force between brake collar and the brake wheel, thereby the rotative speed of control reel 104 under the Action of Gravity Field of weight realized the control descending speed of weight under Action of Gravity Field and the braking of weight.
Claims (8)
1. a built-in retarder and the controlled gravity decline winch of speed, transmission shaft (110), bearing seat (112), reel (104) and elevator bearing (102), it is characterized in that: be provided with built-in retarder (101) in the reel, the input end housing of built-in retarder is fixed on the elevator bearing, the mouth of transmission shaft and built-in retarder connects firmly, and the input shaft coaxial arrangement of transmission shaft and built-in retarder, built-in retarder has front end shell and retarder lower box (108), the retarder lower box is connected with the mouth housing of built-in retarder, the retarder lower box is bearing on the transmission shaft by the second bearing (109), reel is bearing in respectively on the tail end of the front end shell of built-in retarder and retarder lower box by the 3rd bearing (114) and the 4th bearing (115), full-floating internal expanding power-transfer clutch (107) is housed on the transmission shaft (110), bearing seat is by clutch shaft bearing (111) supporting drive shaft, reel is provided with the brake wheel outer ring outward, the brake wheel outer ring is provided with the outer external contracting drum brake (105) that rises, and the outstanding brake wheel outer ring that is placed in reel of the external contracting drum brake that rises outward.
2. the controlled gravity decline winch of built-in retarder according to claim 1 and speed, it is characterized in that: described full-floating internal expanding power-transfer clutch is controlled by cylinder (201).
3. the controlled gravity decline winch of built-in retarder according to claim 2 and speed, it is characterized in that: described cylinder is the cylinder with spring reset.
4. the controlled gravity decline winch of built-in retarder according to claim 1 and 2 and speed, it is characterized in that: described the 3rd bearing is contained in the bearing sleeve (103), and bearing sleeve is connected with reel.
5. the controlled gravity decline winch of built-in retarder according to claim 1 and 2 and speed is characterized in that: described transmission shaft by spline with the transmission of power of built-in retarder to full-floating internal expanding power-transfer clutch (107).
6. the controlled gravity decline winch of built-in retarder according to claim 1 and 2 and speed is characterized in that: the described outer external contracting drum brake that rises is suspended on the brake support frame (106) by spring (202).
7. the controlled gravity decline winch of built-in retarder according to claim 6 and speed is characterized in that: described outer external contracting drum brake one end and the bearing seat of rising is hinged, and the other end and brake control device (113) are hinged.
8. the controlled gravity decline winch of built-in retarder according to claim 7 and speed is characterized in that: the described outer external contracting drum brake that rises is realized the outer external contracting drum brake that rises by the foot control brake control device brake collar and the applying of the outside face of reel brake wheel with separate.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201310260661 CN103303830A (en) | 2013-06-27 | 2013-06-27 | Speed-controllable gravity lowing winch provided with built-in gear reducer |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201310260661 CN103303830A (en) | 2013-06-27 | 2013-06-27 | Speed-controllable gravity lowing winch provided with built-in gear reducer |
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| Publication Number | Publication Date |
|---|---|
| CN103303830A true CN103303830A (en) | 2013-09-18 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN 201310260661 Pending CN103303830A (en) | 2013-06-27 | 2013-06-27 | Speed-controllable gravity lowing winch provided with built-in gear reducer |
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Cited By (3)
| 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 |
| CN107867654A (en) * | 2017-12-13 | 2018-04-03 | 上海震伯机械设备有限公司 | Embraced outside a kind of internal expanding and freely put the controllable hydraulic winch of rope braking and its control method |
| CN110217672A (en) * | 2019-05-31 | 2019-09-10 | 佛山市顺德区金泰德胜电机有限公司 | Traction machine |
-
2013
- 2013-06-27 CN CN 201310260661 patent/CN103303830A/en active Pending
Cited By (3)
| 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 |
| CN107867654A (en) * | 2017-12-13 | 2018-04-03 | 上海震伯机械设备有限公司 | Embraced outside a kind of internal expanding and freely put the controllable hydraulic winch of rope braking and its control method |
| CN110217672A (en) * | 2019-05-31 | 2019-09-10 | 佛山市顺德区金泰德胜电机有限公司 | Traction machine |
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| WD01 | Invention patent application deemed withdrawn after publication |
Application publication date: 20130918 |