CN213083461U

CN213083461U - Diesel-driven ship

Info

Publication number: CN213083461U
Application number: CN202021537688.4U
Authority: CN
Inventors: 史长林; 卢云军; 彭彦
Original assignee: Hubei Donghan Green Shipping Co ltd
Current assignee: Hubei Donghan Green Shipping Co ltd
Priority date: 2020-07-29
Filing date: 2020-07-29
Publication date: 2021-04-30
Anticipated expiration: 2030-07-29

Abstract

The utility model provides a diesel oil driven boats and ships, which comprises a ship body, be equipped with cabin and rudder oar cabin in the deck of hull, still include: the steering oar is arranged in the steering oar cabin, comprises a propulsion shaft and blades arranged on the propulsion shaft, and is suitable for propelling a ship; the generator set comprises a first diesel generator and a second diesel generator and is arranged in the engine room; the propulsion unit comprises a diesel engine and a propulsion motor which are connected with each other; the propulsion motor is connected with the generator set through a cable; the propulsion motor is arranged above the steering oar and connected with a propulsion shaft of the steering oar. Diesel engine's boats and ships, the multiple waters environment of consumption regulation ability strong adaptation and energy saving and emission reduction.

Description

Diesel-driven ship

Technical Field

The utility model belongs to inland river transport ship field, concretely relates to diesel oil driven boats and ships.

Background

The conventional inland river transport ship is provided with double propellers, and the stationary propellers are driven by the main engine to enable the ship to obtain propulsive force.

However, due to the limitation of the actual working conditions of the inland river, the operation power of the main engine is far from the actual power required by the ship, and the inland river transport ship adopting the traditional diesel main engine has a limited power regulation range, so that once the main engine operates under the condition of low load for a long time, the diesel is not fully combusted, a large amount of high-quality pollutants are generated, and the environment is greatly influenced.

In view of this, it is urgent to provide a diesel-powered ship with a large power regulation range, high adaptability, energy saving and environmental protection.

SUMMERY OF THE UTILITY MODEL

Therefore, the technical problem to be solved by the utility model is to provide a diesel-driven ship.

The utility model discloses a diesel oil driven boats and ships, which comprises a ship body, be equipped with cabin and rudder oar cabin in the deck of hull, still include:

the contra-rotating steering oar is arranged in the steering oar cabin, comprises a propulsion shaft and blades arranged on the propulsion shaft, and is suitable for propelling a ship;

the generator set comprises a first diesel generator and a second diesel generator and is arranged in the engine room;

the propulsion unit comprises a diesel engine and a propulsion motor which are connected with each other; the propulsion motor is connected with the generator set through a cable; the propulsion motor is arranged above the steering oar and connected with a propulsion shaft of the steering oar.

Further, the driving shaft of the diesel engine is connected with the propulsion motor through a connecting piece.

Further, the connecting piece comprises a connecting shaft and an elastic coupling; the two elastic couplings are respectively positioned at two ends of the connecting shaft and are respectively connected with the diesel engine and the propulsion motor.

Furthermore, the contra-rotating steering propellers are arranged in two groups, symmetrically arranged on two sides of the steering propeller cabin and connected with the propulsion motor.

Furthermore, the propulsion units are arranged in two groups, symmetrically arranged on two sides inside the engine room and respectively suitable for being connected with the two groups of contra-rotating steering propellers.

Further, still including locating diesel oil cabin on the cabin, first diesel generator with second diesel generator with diesel engine all with the diesel oil cabin passes through the pipe connection.

Furthermore, the direct-current variable-frequency bus bar control cabinet is further included, is connected with the generator set and is suitable for controlling the power supply of the generator set.

Furthermore, the device also comprises a storage battery which is arranged in the cabin, is connected with the direct-current variable-frequency busbar control cabinet and is suitable for providing standby power.

Further, the blades of the contra-rotating steering oar comprise a front propeller and a rear propeller; the front propeller is a four-blade propeller; the rear propeller is a five-blade propeller.

Above-mentioned technical scheme of the utility model, compare prior art and have following advantage:

the diesel-driven ship of the utility model is connected with the propulsion motor through a group of diesel engines to control the starting of the diesel engines, so as to realize the power superposition of the diesel engines and the propulsion motor and further maximize the propulsion force for the contra-rotating steering oar; meanwhile, when the propelling force demand is reduced, the diesel engine is turned off, the propelling motor operates independently under the condition of power supply of the diesel generator, the energy-saving function is further realized, the requirements of the ship under different working conditions are met, the power adjusting range of the ship is large, and the adaptability is strong.

Drawings

Fig. 1 is a top view of a diesel powered watercraft provided by an embodiment of the present invention;

fig. 2 is a side view of a diesel powered watercraft as provided by an embodiment of the present invention;

wherein, 1, a rudder paddle; 2. a first diesel generator; 3. a second diesel generator; 4. a diesel engine; 5. a propulsion motor; 6. a connecting shaft; 7. an elastic coupling; 8. a diesel tank; 9. the direct current frequency conversion busbar control cabinet.

Detailed Description

The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.

The diesel-powered vessel of the present embodiment, as shown in fig. 1-2, includes a hull, and a cabin and a rudder trunk are provided in a deck of the hull, and further includes:

the steering oar 1 is arranged in the steering oar cabin, comprises a propulsion shaft and blades arranged on the propulsion shaft, and is suitable for propelling a ship;

the generator set comprises a first diesel generator 2 and a second diesel generator 3, and is arranged in the engine room; in this embodiment, the first diesel generator 2 and the second diesel generator 3 have different powers, wherein the output power of the first diesel generator 2 is greater than the output power of the second diesel generator, and therefore in practical use, when the first diesel generator 2 works, the second diesel generator is in standby, and when the first diesel generator 2 has a mechanical failure, the second diesel generator 3 is used.

A propulsion unit comprising a diesel engine 4 and a propulsion motor 5 connected to each other; the propulsion motor 5 is connected with the generator set through a cable; the propulsion motor 5 is arranged above the steering oar 1 and connected with a propulsion shaft of the steering oar 1.

In order to further ensure the stability of the propulsion unit in the embodiment during propulsion, the driving shaft of the diesel engine 4 is connected with the propulsion motor 5 through a connecting piece, and the connecting piece is specifically arranged in a manner that the connecting piece comprises a connecting shaft 6 and an elastic coupling 7; the two elastic couplings 7 are respectively positioned at two ends of the connecting shaft 6 and respectively connected with the diesel engine 4 and the motor of the propelling machine.

In order to further improve the propelling efficiency of the ship, the two groups of steering propellers 1 are symmetrically arranged at two sides of the steering propeller cabin and connected with the propelling motor 5; the two groups of propulsion units are symmetrically arranged on two sides inside the engine room and are respectively suitable for being connected with the two groups of steering propellers 1.

As a further preferable mode of the embodiment, the diesel engine further comprises a diesel tank 8 arranged on the engine room, and the first diesel generator 2, the second diesel generator 3 and the diesel engine 4 are connected with the diesel tank 8 through pipelines; the diesel cabin 8 further comprises an input port and an output port which are arranged on the cabin body, the output port is connected with the pipeline through a safety valve, diesel fuel is filled into the diesel cabin through the input port, and the diesel fuel is controlled to be supplied to the generator set and the diesel engine set through the pipeline through the safety valve.

As a further preferable mode of this embodiment, the power supply system further includes a dc bus-bar frequency conversion cabinet 9, connected to the generator set, and adapted to control the power supply of the generator set.

In order to ensure the normal use of the ship power, the ship further comprises a storage battery (not shown in the figure), which is arranged in the engine room, connected with the dc bus-bar frequency conversion cabinet 9 and adapted to provide standby power.

In order to further increase the propulsion efficiency of the present embodiment, the rudder propeller in the present embodiment is a contra-rotating rudder propeller, which has higher propulsion efficiency and more stable output efficiency.

As a further preferable mode of the present embodiment, the blades of the contra-rotating rudder propeller include a front propeller and a rear propeller; the front propeller is a four-blade propeller; the rear propeller is a five-blade propeller.

The use method of the diesel-powered vessel described in this embodiment is as follows: when the ship runs with low power consumption, the diesel engine 4 is turned off, the generator set supplies power to the propulsion host, and the propulsion host drives the contra-rotating steering oar to rotate and run, so that the ship normally sails; when the medium power runs, the generator set supplies power to the ship only through the direct-current variable-frequency busbar control cabinet 9, the main engine is pushed to stand by at the moment, the diesel engine 4 is started, and the diesel engine 4 drives the contra-rotating steering oar to rotate and run, so that the ship normally sails; when the engine runs at high power, the diesel engine 4 and the propulsion main engine work simultaneously to drive the contra-rotating steering oar at the maximum power.

It should be understood that the above examples are only for clarity of illustration and are not intended to limit the embodiments. Other variations and modifications will be apparent to persons skilled in the art in light of the above description. And are neither required nor exhaustive of all embodiments. And obvious variations or modifications can be made without departing from the scope of the invention.

Claims

1. The utility model provides a diesel-driven boats and ships, includes the hull, be equipped with cabin and rudder oar cabin in the deck of hull, its characterized in that still includes:

the steering oar is arranged in the steering oar cabin, comprises a propulsion shaft and blades arranged on the propulsion shaft, and is suitable for propelling a ship;

2. A diesel powered marine vessel as claimed in claim 1, characterised in that the drive shaft of the diesel engine is connected to the propulsion motor by a connection.

3. A diesel powered marine vessel as claimed in claim 2, characterised in that the connection comprises a connection shaft and an elastic coupling; the two elastic couplings are respectively positioned at two ends of the connecting shaft and are respectively connected with the diesel engine and the propeller motor.

4. A diesel powered watercraft as claimed in claim 3 wherein there are two sets of said steering paddles symmetrically disposed on either side of said steering paddle housing and connected to said propulsion motor.

5. A diesel powered marine vessel as claimed in claim 4, characterised in that the propulsion units are provided in two sets, symmetrically located on either side of the interior of the engine room, and adapted to be connected to the two sets of steering paddles.

6. A diesel powered marine vessel as claimed in claim 5 further comprising a diesel tank provided on the engine compartment, the first and second diesel generators and the diesel engine connection each being connected to the diesel tank by a conduit.

7. The diesel powered watercraft of claim 6, further comprising a DC variable frequency bus control cabinet connected to the generator set and adapted to control the generator set to supply power.

8. The diesel-powered watercraft of claim 7, further comprising a storage battery disposed in the engine room and connected to the dc variable-frequency busbar control cabinet, and adapted to provide backup power.

9. A diesel powered vessel as claimed in claim 8, characterised in that the rudder propellers are contra-rotating rudder propellers.

10. The diesel powered watercraft of claim 9, wherein the blades of the contra-rotating rudder propeller comprise a front propeller and a rear propeller; the front propeller is a four-blade propeller; the rear propeller is a five-blade propeller.