CN201737152U - Integrated lifting type total rotational auxiliary impelling device - Google Patents

Abstract

An integral lifting type full-rotation auxiliary propulsion device, including a propulsion unit, a lifting unit and a slewing unit, the intermediate shaft of the propulsion unit is arranged in the slewing shaft of the slewing unit, the lifting shaft of the lifting unit is set on the outside, and the lifting shaft connected to the lifting shaft Both ends of the platform are provided with screw nuts, which are connected to the lifting motor through chains and double-row sprockets in turn, and are connected to the screw rod. The two ends of the screw rod are connected to the upper bracket and the lower bracket. The underwater gearbox is connected to the worm gear, worm, and rotary motor in turn through the guide rod and the guide bracket, and one end of the internal propeller shaft is connected to the propeller, and the other end is sequentially connected to the bevel gear pair, intermediate shaft, intermediate bearing, Couplings, propulsion motor connections. The utility model not only has multiple functions and can improve the maneuverability and operability of ships, but also has simple structure, easy processing, high transmission reliability and wide application range.

Description

An integral lifting type full-turn auxiliary propulsion device

technical field

The utility model relates to a lift-type full-rotation propulsion device, in particular to an integral lift-type full-rotation auxiliary propulsion device, which is particularly suitable for the advancement of various ships, especially large marine ships.

Background technique

In the context of the deteriorating global ecological environment, energy saving and low energy consumption are the development direction of marine equipment in the future, and with the rapid development of ship technology, the requirements for maneuverability of modern ships are also increasing, all of which require that the propulsion device of the ship must have Lifting and slewing functions, a propulsion device with both lifting and slewing functions came into being.

The Chinese patent publication number is CN101195410A, and the invention patent published on June 11, 2008 discloses an integral full-rotation lifting type rudder paddle device, which is mainly composed of a power transmission mechanism, a rotary control mechanism, a lifting mechanism and a lifting mechanism. The driving motor is placed on the lifting platform, and the lifting platform drives the driving motor and the propeller up and down under the action of the lifting supporting mechanism. The lifting supporting mechanism is composed of a sleeve, a stern column, a lifting slide rod, a connecting plate, The fence-type thrust frame composed of thrust plates is driven by the plunger of the hydraulic cylinder to move up and down the fence-type lifting frame. Although this kind of device can be raised and lowered as a whole and can perform a full 360° turn, the device not only has a small rudder propeller power and is only suitable for inland water ships, but also has special requirements for the installation position. The stern must be provided with a stern post below the propeller. It cannot protrude below the baseline of the hull, and is completely unsuitable for large marine ships, and its scope of application is narrow.

The Chinese patent authorization announcement number is CN201176258Y, and the authorization announcement date is January 7, 2009. The utility model patent discloses a heavy-duty worm wheel rotary liftable full-slewing propeller, and the Chinese patent authorization announcement number is CNY201211927, and the authorization announcement date is 2009 The utility model patent published on March 25, 2011, the heavy-duty gear rotary liftable azimuth propeller adopts the lifting method of fixed motor and telescopic shaft, that is, the motor shaft of the fixed motor is connected with the long spline shaft through a coupling , the long spline shaft is connected with the input shaft of the propeller through the hollow shaft. During the lifting process of the propeller, the long spline shaft slides in the hollow shaft to complete the expansion and contraction of the transmission shaft. Although this solution fixes the drive motor to facilitate the cable layout, it not only has a complicated structure and cumbersome operation, but also has difficult processing of the long spline shaft and hollow shaft and poor transmission reliability, which is not conducive to popularization and use.

Contents of the invention

The purpose of the utility model is to overcome the defects and problems existing in the prior art such as narrow application range, complex structure, difficult processing and poor transmission reliability, and provide a An integral lift-type full-turn auxiliary propulsion device that is easy and reliable in transmission.

In order to achieve the above objectives, the technical solution of the utility model is: an integral lifting type full-rotation auxiliary propulsion device, the device includes a propulsion unit, a lifting unit and a slewing unit, and the propulsion unit includes a propulsion motor, an intermediate shaft and an underwater The gear box, the lifting unit includes the lifting motor, the lifting shaft and the lifting platform, and the rotary unit includes the rotary motor and the rotary shaft. fixed connection;

The two ends of the lifting platform are respectively provided with a left screw nut and a right screw nut, and the left screw nut and the right screw nut are respectively connected to the double-row sprockets inside the reduction gear box of the lifting unit through the left chain and the right chain , the input end of the reduction gear box of the lifting unit is connected to the lifting motor, and the left chain and the right chain are respectively provided with a left expansion sprocket and a right expansion sprocket;

The left screw nut and the right screw nut are installed on the body of the left screw mandrel and the right screw mandrel respectively, one end of the left screw mandrel and the right screw mandrel is connected with the upper bracket, and the other end is connected with one side of the lower bracket. The two ends of the other side of the lower bracket are respectively provided with a left guide rod and a right guide rod, a guide bracket is arranged between the left guide rod and the right guide rod, the middle part of the guide bracket and the other part of the lifting shaft that runs through the lower bracket The outer surface of one end is connected.

A propulsion motor, a lifting motor and a rotary motor are installed on the lifting platform.

The inner hole of the other end of the lifting shaft is connected with the rotary shaft through a rotary bearing, one end of the rotary shaft is connected with the underwater gearbox, and the other end is connected with the output shaft of the worm gear-worm reducer, and the worm gear-worm reducer The input shaft of the box is fixedly connected with the rotary motor.

The rotary shaft connected to the inner hole at the other end of the lifting shaft is fixedly connected to the underwater gear box, and the inside of the underwater gear box is provided with a propeller shaft. One end of the propeller shaft is connected with the propeller, and the other end is connected with the bevel gear pair. Connection, the other end of the bevel gear pair is connected with the intermediate shaft, and the other end of the intermediate shaft is connected with the propulsion motor.

The other end of the intermediate shaft is sequentially connected with the propulsion motor through an intermediate bearing and a shaft coupling.

A sealing device is provided at the part where the lifting shaft is connected with the lower bracket.

The two ends of the guide bracket are slidably matched with the left guide rod and the right guide rod respectively through water lubricated bearings.

The left guide rod and the right guide rod are fixedly connected with the hull, the upper base and the lower base are fixedly connected on the hull, the upper base is fixedly connected with the upper bracket, and the lower base is fixedly connected with the lower bracket.

The left guide rod, the right guide rod, the upper base, the lower base and the hull are all above the baseline of the hull.

Compared with the prior art, the beneficial effects of the utility model are:

1. Because the utility model includes a propulsion unit, a lifting unit and a rotary unit in an integral lifting type full-rotation auxiliary propulsion device, the lifting shaft in the lifting unit can lift the propulsion unit, and the rotary shaft in the rotary unit can drive the propulsion unit to perform 360° full rotation. Rotation, so as to ensure that when in use, the propulsion device can not only be lowered to the bottom of the hull as a full-turn propulsion device, replacing or assisting the main propulsion device for propulsion, but also can be raised and retracted to the inside of the hull to reduce hull resistance when the ship is sailing normally. In addition, when received inside the hull, it can also be used as a lateral propulsion unit, improving the maneuverability of the ship when turning and docking. Therefore, the utility model has more functions, and can improve the maneuverability and operability of the ship.

2. Because the utility model includes a propulsion unit, a lifting unit and a slewing unit in an integral lifting type full-slewing auxiliary propulsion device, the outer part of the intermediate shaft of the propulsion unit is fitted with the slewing shaft of the slewing unit, and the outer part of the slewing shaft is set with the lifting unit of the lifting unit. Shaft, one end of the lifting shaft is fixedly connected with the lifting platform, and the lifting platform is connected with a screw rod and a bracket for lifting, and the bracket is matched with the layout of the propulsion unit and the rotary unit, which reduces the occupied space of the whole device and has a compact overall structure. , The structure is simple, and it is not limited by the shape of the hull, and can be flexibly installed on the bow or stern of the ship, which is conducive to popularization and application. Therefore, the utility model has simple structure and wide application range.

3. Since the electric motors corresponding to the propulsion unit, the lifting unit and the slewing unit included in the utility model are all installed on the lifting platform, the slewing mechanism and the lifting mechanism are also integrated on the lifting platform, and there is no The transmission method of long spline shaft and hollow shaft is adopted, which avoids the difficult processing of this kind of parts and improves the production efficiency. On this basis, the telescopic shaft scheme is replaced by the overall lifting of the whole device, which enhances the power of the whole device. Delivery security and reliability. Therefore, the utility model not only has simple processing, but also has high transmission reliability, which is beneficial to popularization and application.

Description of drawings

Fig. 1 is the structural representation of the utility model.

In the figure: propulsion unit 1, lifting unit 2, rotary unit 3, propulsion motor 4, lifting motor 5, rotary motor 6, intermediate shaft 7, lifting shaft 8, rotary shaft 9, rotary bearing 91, underwater gearbox 10, lifting Platform 11, left screw nut 12, right screw nut 13, left chain 14, right chain 141, left expansion sprocket 15, right expansion sprocket 16, lifting unit reduction gearbox 17, double row sprocket 18, Left screw mandrel 19, right screw mandrel 20, upper bracket 21, lower bracket 22, sealing device 221, left guide rod 23, right guide rod 24, guide bracket 25, guide bearing 251, worm gear 27, worm screw 28, propeller shaft 29, Propeller 30, bevel gear pair 31, intermediate bearing 32, coupling 33, hull 34, upper base 35, lower base 36.

Detailed ways

The utility model will be described in further detail below in conjunction with the description of the accompanying drawings and specific embodiments

Referring to Fig. 1 , an integral lifting type full-turn auxiliary propulsion device includes a propulsion unit 1, a lifting unit 2 and a slewing unit 3, and the propulsion unit 1 includes a propulsion motor 4, an intermediate shaft 7 and an underwater gearbox 10, The lifting unit 2 includes a lifting motor 5, a lifting shaft 8, and a lifting platform 11. The rotary unit 3 includes a rotary motor 6 and a rotary shaft 9. An intermediate shaft 7 is arranged inside the rotary shaft 9, and a lifting shaft 8 is sleeved outside the rotary shaft 9. , one end of the lifting shaft 8 is fixedly connected with the lifting platform 11;

The two ends of described lifting platform 11 are respectively provided with left screw nut 12 and right screw nut 13, and left screw nut 12, right screw nut 13 pass through left chain 14, right chain 141 and lifting unit deceleration gear box 17 respectively. The inner double-row sprocket 18 is connected, the input end of the lifting unit reduction gear box 17 is connected with the lifting motor 5, and the left chain 14 and the right chain 141 are respectively provided with a left expansion sprocket 15 and a right expansion sprocket 16;

Described left screw mandrel nut 12, right screw mandrel nut 13 are respectively installed on the shaft body of left screw mandrel 19 and right screw mandrel 20, and one end of left screw mandrel 19, right screw mandrel 20 is all connected with upper bracket 21, and the other end All are connected with one side of the lower bracket 22, and the two ends of the other side of the lower bracket 22 are respectively provided with a left guide rod 23 and a right guide rod 24, and a guide bracket 25 is arranged between the left guide rod 23 and the right guide rod 24. , the middle part of the guide bracket 25 is connected with the outer surface of the other end of the lifting shaft 8 passing through the lower bracket 22 .

A propulsion motor 4 , a lifting motor 5 and a rotary motor 6 are installed on the lifting platform 11 .

The inner hole of the other end of the lifting shaft 8 is connected with the rotary shaft 9 through a rotary bearing 91, one end of the rotary shaft 9 is connected with the underwater gearbox 10, and the other end is connected with the output shaft of the worm wheel 27-worm screw 28 reduction box The input shaft of the worm gear 27-worm screw 28 reduction box is fixedly connected with the rotary motor 6.

The rotary shaft 9 connected to the inner hole of the other end of the lifting shaft 8 is fixedly connected with the underwater gear box 10, and the inside of the underwater gear box 10 is provided with a propeller shaft 29, and one end of the propeller shaft 29 is connected with the propeller 30, The other end is connected with the bevel gear pair 31 , the other end of the bevel gear pair 31 is connected with the intermediate shaft 7 , and the other end of the intermediate shaft 7 is connected with the propulsion motor 4 .

The other end of the intermediate shaft 7 is connected with the propulsion motor 4 through an intermediate bearing 32 and a coupling 33 in sequence.

A sealing device 221 is provided at the part where the lifting shaft 8 is connected to the lower bracket 22 .

Both ends of the guide bracket 25 are slidably matched with the left guide rod 23 and the right guide rod 24 through water-lubricated guide bearings 251 .

Described left guide rod 23, right guide rod 24 are fixedly connected with hull 34, and upper base 35 and lower base 36 are fixedly connected on this hull 34, and upper base 35 is fixedly connected with upper bracket 21, and lower base 36 is connected with The lower bracket 22 is fixedly connected.

The left guide rod 23, the right guide rod 24, the upper base 35, the lower base 36 and the hull 34 are all above the base line of the hull.

The working principle of the lifting unit: the lifting motor 5 drives the double-row sprocket 18 to rotate through the lifting unit reduction gear box 17, and then drives the left screw nut 12 and the right screw nut 12 set at both ends of the lifting platform 11 through the left chain 14 and the right chain 141. Rod nut 13 rotates, and the usefulness of left expansion sprocket 15 and right expansion sprocket 16 is to be used for respectively controlling the expansion degree of left chain 14, right chain 141, the left screw nut 12 of rotation, right screw nut 13 Move up and down along the left screw mandrel 19 and the right screw mandrel 20 respectively, and drive the lifting platform 11 to perform lifting movement. , the right guide rod 24 slides, and drives the underwater gear box 10 and the propeller 30 through the rotary shaft 9 to move up and down.

The working principle of the rotary unit: the rotary motor 6 transmits power to the worm wheel 27 through the worm 28, the worm wheel 27 rotates, and drives the rotary shaft 9 connected to it to rotate, and the rotary shaft 9 is installed in the other end of the lifting shaft 8 through the rotary bearing 91. In the hole, the rotation of the rotary shaft 9 drives the underwater gear box 10 and the propeller 30 in the propulsion unit 1 to make a full rotation in the direction of 360°.

The working principle of the propulsion unit: the propulsion motor 4 transmits the power to the intermediate shaft 7 through the coupling 33 and the intermediate bearing 32, and the intermediate shaft 7 transmits the power to the intermediate shaft 7 through the bevel gear pair 31 inside the underwater gearbox 10 and the propeller shaft 29. The propeller 30 rotates to generate thrust.

It can be seen from the above that the utility model not only has many functions and can improve the maneuverability and operability of the ship, but also has a simple structure, easy processing, high transmission reliability and wide application range.

Claims (9)

1. integrally-lifting full circle swinging auxiliary propulsion plant, this device comprises propulsion unit (1), lifting unit (2) and turning unit (3), described propulsion unit (1) comprises main motor (4), tween drive shaft (7) and gear case (10) under water, lifting unit (2) comprises elevating motor (5), lifting shaft (8) and lifting table (11), turning unit (3) comprises slewing motor (6) and axis of revolution (9), the inside of axis of revolution (9) is run through and is provided with tween drive shaft (7), the outer cover of axis of revolution (9) is equipped with lifting shaft (8), one end of lifting shaft (8) is captiveed joint with lifting table (11), it is characterized in that:

The two ends of described lifting table (11) are respectively arranged with left feed screw nut (12) and right feed screw nut (13), left side feed screw nut (12), right feed screw nut (13) are connected with lifting unit reducing gearbox (17) in-to-in duplex chain wheel (18) by left chain (14), right chain (141) respectively, the input end of lifting unit reducing gearbox (17) is connected with elevating motor (5), and is respectively arranged with left swelling sprocket wheel (15) and right swelling sprocket wheel (16) on the left chain (14), right chain (141);

Described left feed screw nut (12), right feed screw nut (13) is installed in respectively on the shaft of left screw mandrel (19) and right screw mandrel (20), left side screw mandrel (19), one end of right screw mandrel (20) all is connected with upper bracket (21), the other end all is connected with a side of lower bracket (22), the two ends of the opposite side of lower bracket (22) respectively are provided with left pilot bar (23) and right pilot bar (24), left side pilot bar (23), be provided with guiding trestle (25) between the right pilot bar (24), the middle part of guiding trestle (25) is connected with the outside face of the other end of the lifting shaft that runs through lower bracket (22) (8).

2. a kind of integrally-lifting full circle swinging auxiliary propulsion plant according to claim 1 is characterized in that: main motor (4), elevating motor (5) and slewing motor (6) are installed on the described lifting table (11).

3. a kind of integrally-lifting full circle swinging auxiliary propulsion plant according to claim 1, it is characterized in that: the endoporus of the other end of described lifting shaft (8) is connected with axis of revolution (9) by swing bearing (91), one end of this axis of revolution (9) is connected with gear case (10) under water, (output shaft of 27) – worm screw (28) drop-gear boxs is connected the other end, and worm gear (captive joint with slewing motor (6) by the input shaft of 27) – worm screw (28) drop-gear boxs with worm gear.

4. according to claim 1 or 3 described a kind of integrally-lifting full circle swinging auxiliary propulsion plants, it is characterized in that: the endoporus institute bonded assembly axis of revolution (9) of the other end of described lifting shaft (8) is captiveed joint with gear case (10) under water, the inside of gear case (10) is provided with prop shaft (29) under water, one end of prop shaft (29) is connected with screw propeller (30), the other end is connected with bevel-gear pair (31), the other end of bevel-gear pair (31) is connected with tween drive shaft (7), and the other end of tween drive shaft (7) is connected with main motor (4).

5. a kind of integrally-lifting full circle swinging auxiliary propulsion plant according to claim 4 is characterized in that: the other end of described tween drive shaft (7) is connected with main motor (4) by middle bearing (32), coupler (33) successively.

6. a kind of integrally-lifting full circle swinging auxiliary propulsion plant according to claim 4 is characterized in that: the position that described lifting shaft (8) is connected with lower bracket (22) is provided with sealing arrangement (221).

7. a kind of integrally-lifting full circle swinging auxiliary propulsion plant according to claim 6 is characterized in that: the center bearing pilot bearing (251) of the two ends of described guiding trestle (25) by water lubricating respectively with left pilot bar (23), right pilot bar (24) bearing fit.

8. according to claim 1 or 7 described a kind of integrally-lifting full circle swinging auxiliary propulsion plants, it is characterized in that: described left pilot bar (23), right pilot bar (24) are captiveed joint with hull (34), be fixedly connected with top base (35) and bottom base (36) on this hull (34), top base (35) is captiveed joint with upper bracket (21), and bottom base (36) is captiveed joint with lower bracket (22).

9. a kind of integrally-lifting full circle swinging auxiliary propulsion plant according to claim 8 is characterized in that: described left pilot bar (23), right pilot bar (24), top base (35), bottom base (36) and hull (34) all are in the top of hull baseline.