Propeller rope winding prevention cutting device

Abstract

The utility model relates to the technical field of propellers, and discloses a propeller rope winding prevention cutting device which comprises a transmission shaft, a propeller part and a bearing sleeve part, a cutting defensive line is formed through a cutting piece of the propeller part and a blade sleeve piece at the end of the bearing sleeve part, and after foreign matter is wound in from the position nearby the propeller, the cutting defensive line is cut. The cutting piece and the end blade kit are matched for rapid cutting, compared with a traditional additionally-installed protective cover structure, the efficiency of preventing flexible foreign matter such as ropes from being wound is remarkably improved, meanwhile, the cutting piece is conveniently detached from one end of the propeller, the end blade kit is also conveniently detached from the transmission shaft, and maintenance is convenient.

Description

TECHNICAL FIELD

[0001] The utility model relates to propeller technical field especially is propeller rope entanglement cutting device of preventing. BACKGROUND

[0002] In the process of ship navigation, underwater equipment operation, propeller as the key power component, often because contact the rope, fishing net, waterweed and other flexible foreign matters in the outside environment and occur winding phenomenon. Once winding, not only will reduce the operation efficiency of equipment, increase energy consumption, also can lead to propeller jam, transmission shaft damage, even cause safety accident. At present, the common anti-winding measure adopts single protection structure, such as installing protective cover, but this kind of structure cannot effectively deal with the winding risk of rope and other flexible foreign matters. Therefore, an urgent need for a reliable and easy-to-maintain propeller rope entanglement cutting device of preventing. SUMMARY

[0003] The utility model provides a kind of propeller rope entanglement cutting device of preventing to solve the problem that the protection structure of conventional installation protective cover in prior art cannot effectively deal with the winding risk of rope and other flexible foreign matters.

[0004] The technical problem solved by the utility model is realized by the following technical scheme:

[0005] A kind of propeller rope entanglement cutting device of preventing, comprising:

[0006] Transmission shaft;

[0007] Propeller part, the propeller part includes propeller installed on transmission shaft and the cutting piece of detachable installation in the one end of the propeller;

[0008] Bearing sleeve part, the bearing sleeve part includes end blade sleeve and the end plate end of installation in the both ends of the end blade sleeve, bearing is installed on the transmission shaft, and the bearing is arranged in end blade sleeve.

[0009] In a specific embodiment, the propeller includes a connecting sleeve for connecting with the transmission shaft and a blade provided on the connecting sleeve.

[0010] In a specific embodiment, the cutting piece includes a sleeve plate and a first cutting knife provided on the sleeve plate, the sleeve plate is provided with a first bolt for connecting with the connecting sleeve.

[0011] In a specific embodiment, the first cutting knife is provided with a hook end at the head end.

[0012] In a specific embodiment, the end blade sleeve includes a bearing sleeve pipe and a second cutting knife provided at one end of the bearing sleeve pipe, and the second cutting knife is the same as the first cutting knife.

[0013] In a specific embodiment, the sealing plate end comprises a sealing ring plate and a second bolt arranged on the sealing ring plate for connecting with the bearing sleeve.

[0014] In a specific embodiment, the inner ring side of the sealing ring plate is provided with a sealing ring.

[0015] The utility model has the beneficial effect that:

[0016] The cutting member of the propeller part and the end blade sleeve of the bearing sleeve part form a cutting defense line, after foreign matter is rolled in from the vicinity of the propeller, the cutting member and the end blade sleeve cooperate to quickly cut off, compared with the traditional protective cover structure, the efficiency of winding flexible foreign matter such as rope is obviously improved, at the same time, the cutting member is convenient to disassemble from one end of the propeller, and the end blade sleeve is also convenient to disassemble from the transmission shaft, and maintenance is facilitated. BRIEF DESCRIPTION OF DRAWINGS

[0017] In order to more clearly illustrate the technical scheme in the embodiment of the utility model or the prior art, the drawings needed to be used in the embodiment or the prior art description will be briefly introduced below, and obviously, the drawings in the following description are only some embodiments of the utility model, and for ordinary skilled in the art, other drawings can be obtained according to these drawings without paying creative labor.

[0018] Figure 1 It is the overall first visual angle structural schematic drawing of the utility model.

[0019] Figure 2 It is the overall second visual angle structural schematic drawing of the utility model.

[0020] Figure 3 It is Figure 2 The enlarged view of A in the middle.

[0021] Figure 4 It is the overhead structural schematic drawing of the utility model.

[0022] Figure 5 It is the overall sectional view of the utility model.

[0023] In the drawing: 100, transmission shaft;200, propeller part;210, propeller;211, connecting sleeve;212, blade;220, cutting member;221, sleeve plate;222, first cutting knife;223, first bolt;201, hook end;300, bearing sleeve part;310, end blade sleeve;311, bearing sleeve;312, second cutting knife;320, sealing plate end;321, sealing ring plate;322, second bolt;323, sealing ring;330, bearing. DETAILED DESCRIPTION

[0024] In order to make the purposes, technical solutions, and advantages of the embodiments of the present application clearer, the following will be combined with the accompanying drawings for clear and complete description of the technical solutions in the embodiments of the present application. Obviously, the described embodiments are only part of the embodiments of the present application, rather than all the embodiments of the present application. Based on the embodiments in the present application, all other embodiments obtained by a person of ordinary skill in the art without creative work fall within the protection scope of the present application.

[0025] Therefore, the following detailed description of the embodiments of the present application provided in the accompanying drawings is not intended to limit the scope of the claimed present application, but only represents selected embodiments of the present application. Based on the embodiments in the present application, all other embodiments obtained by a person of ordinary skill in the art without creative work fall within the protection scope of the present application.

[0026] It should be noted that: similar reference numerals and letters represent similar items in the following drawings, therefore, once an item is defined in one drawing, it does not need to be further defined and explained in subsequent drawings.

[0027] In the description of the present application, it should be understood that the terms “center”, “longitudinal”, “lateral”, “length”, “width”, “thickness”, “upper”, “lower”, “front”, “rear”, “left”, “right”, “vertical”, “horizontal”, “top”, “bottom”, “inner”, “outer”, “clockwise”, “counterclockwise”, and the like indicate the orientation or positional relationship based on the orientation or positional relationship shown in the drawings, and are only for the convenience of describing the present application and simplifying the description, and therefore cannot be understood as indicating or implying that the indicated device or element must have a particular orientation, be constructed and operated in a particular orientation, and therefore cannot be understood as limiting the present application.

[0028] In addition, the terms “first” and “second” are only for description purposes, and cannot be understood as indicating or implying relative importance or implicitly indicating the number of the indicated technical features. Therefore, the features defined with “first” and “second” can explicitly or implicitly include one or more of the features. In the description of the present application, the meaning of “multiple” is two or more, unless otherwise specifically limited.

[0029] In the present application, unless specifically defined and limited otherwise, the terms "mounting", "connecting", "connecting", "fixing" and the like should be broadly understood, for example, can be fixed connection, can also be detachable connection, or integrated; can be directly connected, or indirectly connected through an intermediate medium, can be the internal communication of two elements or the interaction relationship of two elements. For those skilled in the art, the specific meaning of the above terms in the present application can be understood according to the specific circumstances.

[0030] In the present application, unless specifically defined and limited otherwise, the first feature "on" or "under" the second feature can include that the first and second features are in direct contact, or that the first and second features are not in direct contact but are in contact through another feature between them. Moreover, the first feature "on", "above" and "above" the second feature includes that the first feature is directly above and obliquely above the second feature, or only indicates that the horizontal height of the first feature is higher than that of the second feature. The first feature "below", "below" and "below" the second feature includes that the first feature is directly below and obliquely below the second feature, or only indicates that the horizontal height of the first feature is less than that of the second feature.

[0031] Reference Figures 1-5 The utility model provides a kind of propeller rope winding prevention cutting device, comprising:

[0032] Transmission shaft 100;

[0033] Propeller part 200, propeller part 200 includes the propeller 210 being installed on transmission shaft 100 and the cutting member 220 being detachably installed at one end of propeller 210;

[0034] Bearing sleeve part 300, bearing sleeve part 300 includes end blade sleeve 310 and the end plate 320 being installed at both ends of end blade sleeve 310, bearing 330 is installed on transmission shaft 100, and bearing 330 is arranged in end blade sleeve 310.

[0035] Cutting line is formed by cutting member 220 of propeller part 200 and end blade sleeve 310 of bearing sleeve part 300, after foreign matter is wound from the vicinity of propeller, cutting member 220 and end blade sleeve 310 cooperate to cut off quickly, compared with traditional protective cover structure, the efficiency of preventing rope and other flexible foreign matter winding is significantly improved, simultaneously, cutting member 220 is conveniently detached from one end of propeller 210, and end blade sleeve 310 is also conveniently detached from transmission shaft 100, and is convenient for maintenance.

[0036] As a further preferred embodiment of the above, the propeller 210 includes a connecting sleeve 211 for connecting with the transmission shaft 100 and a propeller blade 212 disposed on the connecting sleeve 211.

[0037] As a further preferred embodiment of the above, the cutting member 220 comprises a sleeve plate 221 and a first cutting blade 222 arranged on the sleeve plate 221, and a first bolt 223 is arranged on the sleeve plate 221 for connecting the sleeve 211.

[0038] Further, the hook end 201 is arranged at the blade end of the first cutting blade 222.

[0039] As a further preferred embodiment of the above, the end blade sleeve member 310 comprises a bearing sleeve 311 and a second cutting blade 312 arranged at one end of the bearing sleeve 311, and the second cutting blade 312 is arranged the same as the first cutting blade 222.

[0040] The end plate 320 comprises an end ring plate 321 and a second bolt 322 arranged on the end ring plate 321 for connecting the bearing sleeve 311, and the end ring plate 321 is arranged at both ends of the bearing sleeve 311 through the second bolt 322.

[0041] Further, the inner ring side of the end ring plate 321 is provided with a sealing ring 323, which closely fits the transmission shaft 100, effectively preventing liquid leakage and ensuring the sealing of the bearing sleeve.

[0042] The cutting member 220 is detachably connected with the connecting sleeve 211 of the propeller 210 through the first bolt 223, and the end ring plate 321 of the end plate 320 is detachably connected with the bearing sleeve 311 through the second bolt 322, which facilitates the regular inspection of the blade wear and the running state of the bearing 330, the quick replacement of damaged parts, and greatly reduces the maintenance time and cost, and improves the use efficiency of the equipment.

[0043] When in operation, the external power source drives the propeller 210 to rotate through the transmission shaft 100, and the blade 212 pushes the fluid to generate thrust. When the flexible foreign matter such as a rope or water grass contacts the rotating propeller 210, the hook end 201 of the first cutting blade 222 hooks the foreign matter, and the first cutting blade 222 cooperates with the second cutting blade 312 to cut off the foreign matter as the propeller 210 rotates.

[0044] The basic principle and main features of the utility model and the advantages of the utility model are shown and described above. It should be understood by those skilled in the art that the utility model is not limited by the above embodiments, and the above embodiments and descriptions in the specification are only to illustrate the principle of the utility model, and various changes and improvements can be made to the utility model without departing from the spirit and scope of the utility model, and these changes and improvements all fall within the scope of the utility model claimed. The scope of protection of the utility model is defined by the appended claims and their equivalents.

Claims

1. A propeller anti-rope entanglement cutting device, characterized in that, include: Drive shaft (100); The propeller section (200) includes a propeller (210) mounted on a drive shaft (100) and a detachable cutter (220) mounted on one end of the propeller (210). The bearing sleeve (300) includes an end blade assembly (310) and end caps (320) mounted at both ends of the end blade assembly (310). A bearing (330) is mounted on the drive shaft (100) and is disposed within the end blade assembly (310).

2. The propeller anti-rope entanglement cutting device according to claim 1, characterized in that: The propeller (210) includes a connecting sleeve (211) for connecting to the drive shaft (100) and blades (212) disposed on the connecting sleeve (211).

3. The propeller anti-rope entanglement cutting device according to claim 2, characterized in that: The cutting component (220) includes a sleeve (221) and a first cutting blade (222) disposed on the sleeve (221). A first bolt (223) is installed on the sleeve (221) for connecting the connecting sleeve (211).

4. The propeller anti-rope entanglement cutting device according to claim 3, characterized in that: The first cutting blade (222) has a hook end (201) at the blade tip.

5. The propeller anti-rope entanglement cutting device according to claim 4, characterized in that: The end blade assembly (310) includes a bearing sleeve (311) and a second cutting blade (312) disposed at one end of the bearing sleeve (311), the second cutting blade (312) being the same as the first cutting blade (222).

6. The propeller anti-rope entanglement cutting device according to claim 5, characterized in that: The sealing plate end (320) includes a sealing ring plate (321) and a second bolt (322) disposed on the sealing ring plate (321) for connection with the bearing sleeve (311). The sealing ring plate (321) is installed at both ends of the bearing sleeve (311) by the second bolt (322).

7. A propeller anti-rope entanglement cutting device according to claim 6, characterized in that: A sealing ring (323) is provided on one side of the inner ring of the sealing ring plate (321).

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