CN204587231U - The heavy roller fairlead in inland river - Google Patents
The heavy roller fairlead in inland river Download PDFInfo
- Publication number
- CN204587231U CN204587231U CN201520286912.XU CN201520286912U CN204587231U CN 204587231 U CN204587231 U CN 204587231U CN 201520286912 U CN201520286912 U CN 201520286912U CN 204587231 U CN204587231 U CN 204587231U
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- main shaft
- roller
- face
- fairlead
- edge
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Abstract
The heavy roller fairlead in inland river, main shaft is fixed on the deck of hull by the mode of welding, multiple deep floor is evenly arranged in the periphery of section at the bottom of main shaft and welds mutually with main shaft and deep floor simultaneously, base plate is fixed on deep floor by the mode of welding, roller housing is on main shaft and form free-running fit, in the top chock that two thrust ball bearings are arranged on roller and step, thrust ball bearing inner ring and main shaft form interference fit, pressing plate is arranged on the shaft shoulder place of main shaft, circular nut forms screw thread with the outside thread on main shaft top and is fixedly connected with, arc is connected with base plate, arc extrados is provided with floor.This fairlead can solve mountain stream and artificial reservior because of height of water change berth wirerope Impact direction and the size variation problem greatly that cause greatly, thus improves the stop safety of boats and ships, the safety of guarantee ship's staff and other article.
Description
Technical field
The utility model relates to a kind of fairlead, is specifically related to the heavy roller fairlead in a kind of inland river.
Background technology
Inland river pedestal roller uses very general, be characterized in that structure is simple, easy to use, basic functional principle is: on ship, mooring wire changes direction by fairlead guide roller, realize tightening up and loosening of wirerope, thus make boats and ships can be in suitable waters.But, the defect of current this fairlead is, it is only suitable for wirerope direction and fairlead and substantially could uses safely under horizontal force status conditions, when wirerope and bank base are in non-same level, non-horizontal pulling force will be subject between wirerope and fairlead, just easily cause fairlead spindle deformation even to rupture, thus have a strong impact on the safety of berthing of boats and ships, and then serious threat is to the life security of ship's staff.
Interior ruisseau is owing to being subject to the natural environment influences such as rainy season, its change of level is very large, vessel berth is often had to cause damage because of the significantly change of force-bearing situation because of fairlead and wirerope, thus the danger that generation boats and ships turn over and sink, owing to there is above-mentioned defect in conventional pedestal roller, mountain stream and artificial reservior can not be met because of the large operating needs of the height of water, therefore, the new fairlead of design is needed to enable the connection wirerope that berths aboard ship bear the larger loading in composite of luffing, thus improve the stop safety of boats and ships, ensure the safety of ship's staff and other article.
Summary of the invention
Technical problem to be solved in the utility model is, there is provided a kind of inland river heavy roller fairlead, this fairlead can solve mountain stream and artificial reservior because of height of water change berth wirerope Impact direction and the size variation problem greatly that cause greatly, thus improve the stop safety of boats and ships, ensure the safety of ship's staff and other article.
For solving the problems of the technologies described above, the technical solution adopted in the utility model is: the main shaft of the heavy roller fairlead in inland river is fixed on the deck of hull by the mode of welding, multiple deep floor is evenly arranged in the periphery of section at the bottom of main shaft and welds mutually with main shaft and deep floor simultaneously, base plate is fixed on deep floor by the mode of welding, roller housing is on main shaft and form free-running fit, in the top chock that two thrust ball bearings are arranged on roller and step, thrust ball bearing inner ring and main shaft form interference fit, pressing plate is arranged on the shaft shoulder place of main shaft, circular nut forms screw thread with the outside thread on main shaft top and is fixedly connected with, circular nut centre bit is equipped with tapped bore and is connected with main shaft end face screwed hole of centre by bolt, circular nut edge is provided with multiple end face tapped bore and is connected by the tapped bore of bolt with main shaft top edge, arc is connected with base plate, arc extrados is provided with floor.
Above-mentioned main shaft is hollow shaft, and the middle and upper part in axle center is provided with dividing plate, and the axial plane simultaneously matched with roller above the dividing plate of main shaft processes two or more oilhole, and the end face of main shaft is enclosed construction, is processed with screwed hole of centre and multiple edge-wise threads hole.
The upper surface of above-mentioned rollers and the edge of lower surface are all higher than the cambered surface of centre, and the shaft core position of roller upper and lower end face is processed with top chock and step.
Above-mentioned circular nut end face center is processed with tapped bore, and edge is processed with end face tapped bore.
The utility model achieves following technique effect:
The utility model adopts above-mentioned design, mountain stream and artificial reservior can be solved because of height of water change berth wirerope Impact direction and the size variation problem greatly that cause greatly, make this fairlead can be applicable to the stressed inland river changed greatly of wirerope, improve the stop safety of boats and ships.
Described main shaft is fixed on the deck of hull by the mode of welding, and multiple deep floor is evenly arranged in the periphery of section at the bottom of main shaft and welds mutually with main shaft and deep floor simultaneously, thus adds the structural strength of main shaft and deck in ship structure.
Described main shaft is hollow shaft, actv. has saved the material of main shaft, the middle and upper part in axle center is provided with dividing plate, the axial plane simultaneously matched with roller above the dividing plate of main shaft processes two or more oilhole, thus the forced filling oil cup being convenient to employing activity inwardly injects lubricating oil, by oil through on axle to axle and roller, in thrust baring, inject lubricating oil, in order to ensure lubrication.The end face of main shaft is enclosed construction, being processed with screwed hole of centre and multiple edge-wise threads hole, adding the leakproofness of oil pocket after installation by screwing center bolt.
The upper surface of described roller and the edge of lower surface are all higher than the cambered surface of centre, the shaft core position of roller upper and lower end face is processed with top chock and step, in the top chock that two thrust ball bearings are arranged on roller and step, thrust ball bearing inner ring and main shaft form interference fit, pressing plate is arranged on the shaft shoulder place of main shaft, circular nut forms screw thread with the outside thread on main shaft top and is fixedly connected with, circular nut centre bit is equipped with tapped bore and is connected with main shaft end face screwed hole of centre by bolt, circular nut edge is provided with multiple end face tapped bore and is connected by the tapped bore of bolt with main shaft top edge, thus ensure that no matter cable wire is for which kind of force-bearing situation, downwards or upwards, roller can both bear its thrust and keeps stable and normally work.
Above-mentioned circular nut end face center is processed with tapped bore, and edge is processed with end face tapped bore, thus ensure that and be in sealing state between each inside parts of fairlead, plays not by sleet erosion damage.
Accompanying drawing explanation
Below in conjunction with drawings and Examples, the utility model is described in further detail.
Fig. 1 is integral installation distribution structure of the present utility model signal.
Fig. 2 is main shaft of the present utility model, base plate, diaphragm structure schematic diagram.
Fig. 3 is the structural representation of roller of the present utility model.
Fig. 4 is the structural representation of circular nut of the present utility model.
In figure: deep floor 1, base plate 2, main shaft 3, thrust ball bearing 4, roller 5, pressing plate 6, circular nut 7, bolt 8, center bolt 9, arc 10, floor 11, deck 12, dividing plate 301, oilhole 302, screwed hole of centre 303, edge-wise threads hole 304, upper surface 501, lower surface 502, cambered surface 503, top chock 504, step 505, tapped bore 701, end face tapped bore 702.
Detailed description of the invention
Below in conjunction with accompanying drawing, embodiment of the present utility model is described further.
See Fig. 1-4, the heavy roller fairlead in inland river, main shaft 3 is fixed on the deck 12 of hull by the mode of welding, multiple deep floor 1 is evenly arranged in the periphery of main shaft 3 end section and welds mutually with main shaft 3 and deep floor 1 simultaneously, base plate 2 is fixed on deep floor 1 by the mode of welding, roller 5 to be enclosed within main shaft 3 and to form free-running fit, in the top chock 504 that two thrust ball bearings 4 are arranged on roller 5 and step 505, thrust ball bearing 4 inner ring and main shaft 3 form interference fit, pressing plate 6 is arranged on the shaft shoulder place of main shaft 3, circular nut 7 forms screw thread with the outside thread on main shaft 3 top and is fixedly connected with, circular nut 7 centre bit is equipped with tapped bore 701 and is connected with main shaft 3 end face screwed hole of centre 303 by center bolt 9, circular nut 7 edge is provided with multiple end face tapped bore 702 and is connected by the tapped bore 304 of bolt 8 with main shaft 3 top edge, arc 10 is connected with base plate 2, arc 10 extrados is provided with floor 11.
In Fig. 2, main shaft 3 is hollow shaft, and the middle and upper part in axle center is provided with dividing plate 301, and the axial plane simultaneously matched with roller 5 above the dividing plate 301 of main shaft 3 processes two or more oilhole 302, the end face of main shaft 3 is enclosed construction, is processed with screwed hole of centre 303 and multiple edge-wise threads hole 304.
In Fig. 3, the upper surface 501 of roller 5 and the edge of lower surface 502 are all higher than the cambered surface 503 of centre, and the shaft core position of roller 5 upper and lower end face is processed with top chock 504 and step 505.
In Fig. 4, circular nut 7 end face center is processed with tapped bore 701, and edge is processed with end face tapped bore 702.
Specific embodiments of the present utility model is:
1, No. 25 solid drawn pipes of diameter 245 wall thickness 30mm selected by main shaft, and be the dividing plate of 8mm apart from the suitable position throat depth of end, main shaft upper end beveling of the edge welds, and thickness is that the Q235 steel plate of 30mm binds.By the base plate of Q235 material, the equal beveling of the edge of rib and welding hollow shaft, firmly rear fine limit work is shaping.
2, special type roller is by molding, casting, and material EG25, fine limit work is shaping.
3, pressing plate, circular nut material adopts Q235, and fine limit work is shaping.
4, commercial thrust ball bearing.
5, assemble and be completely transported on ship, by ship design arrangement plan assembled in situ, welding, hull makes local strengthening, finally clears up, polishing, is coated with anti-rust paint two degree, finish paint two degree.
6, after injecting calcium grease butter with forced filling oil cup, unload forced filling oil cup, by plug shutoff oil hole, so far this heavy fairlead is in applicable state.
7, embodiment is hollow shaft diameter 240mm, the heavy pedestal roller in inland river of roller diameter D500mm, try out the landing stage in certain inland terminal depot, highest water level height above sea level 175m, lowest water level height above sea level 135m, maximum drop 40m, and crag is precipitous, during lowest water level, wirerope and between landing stage and bank base in about 60 ° of upwards traction states, the conventional fairlead of former use has caused it and has damaged useless, and the enforcement of this example solves this difficult problem.
Claims (4)
1. the heavy roller fairlead in inland river, it is characterized in that: main shaft (3) is fixed on the deck (12) of hull by the mode of welding, multiple deep floor (1) is evenly arranged in the periphery of main shaft (3) end section and welds mutually with main shaft (3) and deep floor (1) simultaneously, base plate (2) is fixed on deep floor (1) by the mode of welding, roller (5) is enclosed within main shaft (3) and goes up and form free-running fit, in the top chock (504) that two thrust ball bearings (4) are arranged on roller (5) and step (505), thrust ball bearing (4) inner ring and main shaft (3) form interference fit, pressing plate (6) is arranged on the shaft shoulder place of main shaft (3), circular nut (7) forms screw thread with the outside thread on main shaft (3) top and is fixedly connected with, circular nut (7) centre bit is equipped with tapped bore (701) and is connected with main shaft (3) end face screwed hole of centre (303) by center bolt (9), circular nut (7) edge is provided with multiple end face tapped bore (702) and is connected with the tapped bore (304) of main shaft (3) top edge by bolt (8), arc (10) is connected with base plate (2), arc (10) extrados is provided with floor (11).
2. the heavy roller fairlead in inland river according to claim 1, it is characterized in that: described main shaft (3) is hollow shaft, dividing plate (301) is provided with in the middle and upper part in axle center, the axial plane matched with roller (5) in dividing plate (301) top in main shaft (3) simultaneously processes two or more oilhole (302), the end face of main shaft (3) is enclosed construction, is processed with screwed hole of centre (303) and multiple edge-wise threads hole (304).
3. the heavy roller fairlead in inland river according to claim 1, it is characterized in that: the upper surface (501) of described roller (5) and the edge of lower surface (502) are all higher than the cambered surface (503) of centre, and the shaft core position of roller (5) upper and lower end face is processed with top chock (504) and step (505).
4. the heavy roller fairlead in inland river according to claim 1, it is characterized in that: described circular nut (7) end face center is processed with tapped bore (701), edge is processed with end face tapped bore (702).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520286912.XU CN204587231U (en) | 2015-05-06 | 2015-05-06 | The heavy roller fairlead in inland river |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520286912.XU CN204587231U (en) | 2015-05-06 | 2015-05-06 | The heavy roller fairlead in inland river |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN204587231U true CN204587231U (en) | 2015-08-26 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201520286912.XU Expired - Fee Related CN204587231U (en) | 2015-05-06 | 2015-05-06 | The heavy roller fairlead in inland river |
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| Country | Link |
|---|---|
| CN (1) | CN204587231U (en) |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106741638A (en) * | 2017-02-08 | 2017-05-31 | 江苏兴洋船舶设备制造有限公司 | It is a kind of easily to rotate goat's horn roller fairlead |
| CN107554700A (en) * | 2017-08-30 | 2018-01-09 | 天长市远洋船舶设备有限公司 | A kind of goat's horn formula chock |
| CN108725697A (en) * | 2018-05-31 | 2018-11-02 | 武汉船用机械有限责任公司 | A kind of underwater horizontal type chock |
-
2015
- 2015-05-06 CN CN201520286912.XU patent/CN204587231U/en not_active Expired - Fee Related
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106741638A (en) * | 2017-02-08 | 2017-05-31 | 江苏兴洋船舶设备制造有限公司 | It is a kind of easily to rotate goat's horn roller fairlead |
| CN107554700A (en) * | 2017-08-30 | 2018-01-09 | 天长市远洋船舶设备有限公司 | A kind of goat's horn formula chock |
| CN108725697A (en) * | 2018-05-31 | 2018-11-02 | 武汉船用机械有限责任公司 | A kind of underwater horizontal type chock |
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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: 20150826 Termination date: 20200506 |
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| CF01 | Termination of patent right due to non-payment of annual fee |