1. A ship or amphibious vehicle engine heat abstractor which characterized in that: ship or amphibious vehicle engine heat abstractor's outboard water inlet tube (2) one end intercommunication hull (1) front portion, outboard water inlet tube (2) other end intercommunication heat exchanger (4), set up outboard water outlet pipe (3) on heat exchanger (4), engine (5) are through engine inlet tube (6) intercommunication heat exchanger (4) water inlet, engine outlet pipe (7) intercommunication heat exchanger (4) delivery port, outboard water inlet tube (2) set up to be located the position structure below hull waterline (8).

2. The marine or amphibious vehicle engine heat sink of claim 1, wherein: the heat dissipation device for the engine of the ship or the amphibious vehicle comprises a water-facing surface (12) at the front part of the ship body, wherein one end of the outboard water inlet pipe (2) is communicated with the water-facing surface (12) at the front part of the ship body (1).

3. The heat sink for a ship or amphibious vehicle engine according to claim 1 or 2, wherein: the outboard water outlet pipe (3) of the engine heat dissipation device of the ship or the amphibious vehicle is arranged on the bottom plate of the ship body (1), and the outboard water outlet pipe (3) is communicated with the outside of the ship body (1).

4. The heat sink for a ship or amphibious vehicle engine according to claim 1 or 2, wherein: the heat exchanger (4) comprises a heat dissipation pipeline (9) and a cooling cavity (10), the engine (5) is communicated with a water inlet of the heat dissipation pipeline (9) of the heat exchanger (4) through an engine water inlet pipe (6), and an engine water outlet pipe (7) is communicated with a water outlet of the heat dissipation pipeline (9) of the heat exchanger (4).

5. The marine or amphibious vehicle engine heat sink of claim 4, wherein: the outboard water inlet pipe (2) is communicated with a water inlet of the cooling cavity (10) of the heat exchanger (4), and the outboard water outlet pipe (3) is communicated with a water outlet of the cooling cavity (10) of the heat exchanger (4).

6. The marine or amphibious vehicle engine heat sink of claim 3, wherein: the outboard water outlet pipe (3) of the amphibious vehicle engine heat dissipation device does not protrude out of the bottom plate of the ship body (1), and the height of the outboard water outlet pipe (3) is lower than that of the outboard water inlet pipe (2).

7. The marine or amphibious vehicle engine heat sink of claim 4, wherein: the heat dissipation pipeline (9) of the heat exchanger (4) is positioned in the cooling cavity (10).

8. The heat sink for a ship or amphibious vehicle engine according to claim 1 or 2, wherein: the water inlet of the outboard water inlet pipe (2) is provided with a filter mesh (11).

9. The marine or amphibious vehicle engine heat sink of claim 4, wherein: the horizontal height of one end of the outboard water outlet pipe (3) communicated with the water outlet of the cooling cavity (10) is set to be the horizontal height of one end of the outboard water outlet pipe (3) communicated with the outside of the ship body (1).

10. The heat sink for a ship or amphibious vehicle engine according to claim 1 or 2, wherein: the outboard water inlet pipe (2) is set to be a structure arranged in a horizontal state.

Background

In the technical field of ships or amphibious vehicles, the existing heat dissipation mode of the ships or the amphibious vehicles is a mode of cooling engine anti-freezing solution by a fan and pumping outboard water, so that the heat balance of the engine is achieved. Due to the light weight design of the ship or the amphibious vehicle, the performance of the ship or the amphibious vehicle is improved. The coolant of the outboard water heat dissipation engine is pumped, so that the engine has the advantages of more parts, higher overall weight, difficult maintenance and large power loss.

Disclosure of Invention

The technical problem to be solved by the invention is as follows: aiming at the defects of the prior art, the engine heat dissipation device for the ship or the amphibious vehicle is simple in structure, utilizes the pressure of the upstream surface of the front part of the ship body when the ship or the amphibious vehicle sails in water, drains the pressure to the heat exchanger in the engine room through the water inlet and the pipeline which are arranged below the waterline, exchanges heat with the anti-freezing solution of the engine, and simultaneously discharges high-temperature outboard water through the gravity of the water and the negative pressure generated by the lower part of the bottom plate of the ship body due to the high water flow speed, thereby effectively improving the heat dissipation efficiency, ensuring the safe running of the ship or the amphibious vehicle and not increasing the heat dissipation cost.

To solve the technical problems, the invention adopts the technical scheme that:

the invention relates to a heat dissipation device for an engine of a ship or an amphibious vehicle.

The heat dissipation device for the engine of the ship or the amphibious vehicle comprises a water-facing surface at the front part of the ship body, and one end of the outboard water inlet pipe is communicated with the water-facing surface at the front part of the ship body.

And an outboard water outlet pipe of the engine heat dissipation device of the ship or the amphibious vehicle is arranged on a bottom plate of the ship body, and the outboard water outlet pipe is communicated with the outside of the ship body.

The heat exchanger comprises a heat dissipation pipeline and a cooling cavity, the engine is communicated with a heat dissipation pipeline water inlet of the heat exchanger through an engine water inlet pipe, and an engine water outlet pipe is communicated with a heat dissipation pipeline water outlet of the heat exchanger.

The outboard water inlet pipe is communicated with a cooling cavity water inlet of the heat exchanger, and the outboard water outlet pipe is communicated with a cooling cavity water outlet of the heat exchanger.

The outboard water outlet pipe of the engine heat dissipation device of the ship or the amphibious vehicle does not protrude out of the bottom plate of the ship body, and the height of the outboard water outlet pipe is lower than that of the outboard water inlet pipe.

The heat dissipation pipeline of the heat exchanger is positioned in the cooling cavity.

The water inlet of the outboard water inlet pipe is provided with a filter mesh.

The level of one end of the outboard water outlet pipe communicated with the water outlet of the cooling cavity is set to be the level of one end of the outboard water outlet pipe communicated with the outside of the ship body.

The outboard water inlet pipe is arranged in a horizontal state.

By adopting the technical scheme of the invention, the following beneficial effects can be obtained:

the invention relates to a heat radiator for an engine of a ship or an amphibious vehicle, which is characterized in that a water inlet of an outboard water inlet pipe is arranged below a waterline on a water-facing surface at the front part of a ship body, and a water flow pipeline is arranged in the ship body to reach the water inlet of a heat exchanger. Reliable heat exchange is realized in the heat exchanger, and the outboard water outlet pipe mouth of the heat exchanger is arranged on the bottom plate of the ship body, does not protrude out of the bottom plate of the ship body, is lower than the outboard water inlet pipe mouth in height, is favorable for the outboard water to smoothly discharge the heat exchanger, and improves the heat dissipation efficiency. And the heat exchanger is additionally and independently provided with two water inlets and water outlets for the anti-freezing liquid of the engine and is connected with a plurality of heat dissipation pipelines in the heat exchanger so as to achieve the aim of heat exchange with outboard cooling water. The antifreeze of the engine circulates in a reciprocating way through the water pump of the engine. According to the engine heat dissipation device for the ship or the amphibious vehicle, the pressure of the upstream surface of the front part of the ship body is utilized, the pressure is drained to the heat exchanger in the engine room through the water inlet and the pipeline which are arranged below the waterline when the ship or the amphibious vehicle sails in water, after heat exchange is carried out between the engine heat dissipation device and the engine anti-freezing solution, high-temperature outboard water is discharged through the gravity of water and the negative pressure generated by the lower part of the bottom plate of the ship body due to the high water flow speed, the heat dissipation efficiency is effectively improved, the safe running of the ship or the amphibious vehicle is guaranteed, and the heat dissipation cost is not increased.

Drawings

The contents of the description and the references in the drawings are briefly described as follows:

FIG. 1 is a schematic side view of the amphibious vehicle engine heat sink according to the present invention;

FIG. 2 is a schematic diagram of a top-view structure of the amphibious vehicle engine heat sink according to the present invention;

FIG. 3 is a schematic structural diagram of the amphibious vehicle engine heat sink according to the present invention;

in the drawings, the reference numbers are respectively: 1. a hull; 2. an outboard water intake pipe; 3. an outboard water outlet pipe; 4. a heat exchanger; 5. an engine; 6. an engine water inlet pipe; 7. an engine water outlet pipe; 8. a hull waterline; 9. a heat dissipation pipe; 10. cooling the cavity; 11. filtering meshes; 12. the front part of the ship body faces the water surface.

Detailed Description

The following detailed description of the embodiments of the present invention, such as the shapes and structures of the components, the mutual positions and connection relations among the components, the functions and operation principles of the components, will be made by referring to the accompanying drawings and the description of the embodiments:

as shown in the attached figure 1, the invention relates to a ship or amphibious vehicle engine heat dissipation device, wherein one end of an outboard water inlet pipe 2 of the ship or amphibious vehicle engine heat dissipation device is communicated with the front part of a ship body 1, the other end of the outboard water inlet pipe 2 is communicated with a heat exchanger 4, an outboard water outlet pipe 3 is arranged on the heat exchanger 4, an engine 5 is communicated with a water inlet of the heat exchanger 4 through an engine water inlet pipe 6, an engine water outlet pipe 7 is communicated with a water outlet of the heat exchanger 4, and the outboard water inlet pipe 2 is arranged in a structure below a ship body waterline 8. The structure provides an improved scheme based on a smart concept aiming at the problems in the prior art. The water inlet of the outboard water inlet pipe 2 is arranged below the waterline on the upstream surface of the front part of the ship body, and a water flow pipeline is arranged inside the ship body to the water inlet of the heat exchanger. Reliable heat exchange is realized in the heat exchanger, and the outboard water outlet pipe mouth of the heat exchanger is arranged on the bottom plate of the ship body, does not protrude out of the bottom plate of the ship body, is lower than the outboard water inlet pipe mouth in height, is favorable for the outboard water to smoothly discharge the heat exchanger, and improves the heat dissipation efficiency. The heat exchanger is additionally and independently provided with two water inlets and water outlets for the anti-freezing liquid of the engine, and is connected with a plurality of heat dissipation pipelines inside the heat exchanger so as to achieve the purpose of heat exchange with outboard cooling water. The antifreeze of the engine circulates in a reciprocating way through the water pump of the engine. The engine heat dissipation device for the ship or the amphibious vehicle is simple in structure, high-temperature outboard water is discharged through the gravity of water and negative pressure generated by the lower part of the bottom plate of the ship body due to the high water flow speed after the heat exchange with the engine anti-freezing solution is carried out by utilizing the pressure of the upstream surface of the front part of the ship body when the ship or the amphibious vehicle sails in water and draining the water to the heat exchanger in the engine room through the water inlet and the pipeline which are arranged below the waterline, so that the heat dissipation efficiency is improved, the safe running of the ship or the amphibious vehicle is guaranteed, and the heat dissipation cost is not increased.

The amphibious vehicle engine heat dissipation device comprises a front upstream surface 12 of a ship body, and one end of an outboard water inlet pipe 2 is communicated with the front upstream surface 12 of the ship body at the front part of the ship body 1. According to the structure, when the ship body or the amphibious vehicle runs on the water surface, the outboard cooling water is introduced into the heat exchanger in the cabin by utilizing the pressure of the water-facing surface of the front part of the ship body, and is subjected to heat exchange with the engine anti-freezing solution in a heat dissipation mode, and the high-temperature outboard water is discharged through the water outlet of the bottom plate, so that the circulation is realized.

An outboard water outlet pipe 3 of the engine heat dissipation device of the ship or the amphibious vehicle is arranged on a bottom plate of the ship body 1, and the outboard water outlet pipe 3 is communicated with the outside of the ship body 1. The structure discharges high-temperature outboard water through the gravity of the water and the negative pressure generated at the lower part of the ship body due to the high water flow speed.

The heat exchanger 4 comprises a heat dissipation pipeline 9 and a cooling cavity 10, the engine 5 is communicated with a water inlet of the heat dissipation pipeline 9 of the heat exchanger 4 through an engine water inlet pipe 6, and an engine water outlet pipe 7 is communicated with a water outlet of the heat dissipation pipeline 9 of the heat exchanger 4. According to the structure, the heat radiating pipelines are arranged in the heat exchanger to achieve the purpose of heat exchange with the outboard cooling water, the anti-freezing liquid of the engine is not communicated with the outboard cooling water, and the anti-freezing liquid radiating pipelines are immersed in the outboard cooling water to carry out heat exchange through the pipe walls. The antifreeze of the engine circulates in a reciprocating way through the water pump of the engine.

The outboard water inlet pipe 2 is communicated with a water inlet of a cooling cavity 10 of the heat exchanger 4, and the outboard water outlet pipe 3 is communicated with a water outlet of the cooling cavity 10 of the heat exchanger 4.

The outboard water outlet pipe 3 of the engine heat dissipation device of the ship or the amphibious vehicle does not protrude out of the bottom plate of the ship body 1, and the height of the outboard water outlet pipe 3 is lower than that of the outboard water inlet pipe 2.

The heat dissipation pipe 9 of the heat exchanger 4 is positioned in the cooling cavity 10.

The water inlet of the outboard water inlet pipe 2 is provided with a filter mesh 11. Above-mentioned structure, in the use for preventing that the outboard inlet outlet is got into by the foreign matter and is leaded to blockking up, arranges the mesh.

The horizontal height of one end of the outboard water outlet pipe 3 communicated with the water outlet of the cooling cavity 10 is set to be the horizontal height of one end of the outboard water outlet pipe 3 communicated with the outside of the ship body 1.

The outboard water inlet pipe 2 is set to be a structure arranged in a horizontal state.

The engine heat dissipation device for the ship or the amphibious vehicle has the advantages of compact and simple structure, convenience in maintenance, small power loss, good durability and low use cost. 1) Because of its simple structure, the reliability is stable, lightens whole weight. 2) The heat exchanger is convenient to maintain, easy to accumulate due to impurities such as silt contained in outboard water in the using process, simple to disassemble and convenient to clean, and reduces seawater corrosion. 3) The power loss is small, the radiating system does not need to be additionally provided with an additional fan and draw outboard water power, and the power loss of the engine is small. 4) The cooling system is low in cost and greatly reduces the cost. 5) Is convenient for manufacturing and processing, and can be installed and used quickly

The invention relates to a heat radiator for an engine of a ship or an amphibious vehicle, which is characterized in that a water inlet of an outboard water inlet pipe is arranged below a waterline on a water-facing surface at the front part of a ship body, and a water flow pipeline is arranged in the ship body to reach the water inlet of a heat exchanger. Reliable heat exchange is realized in the heat exchanger, and the outboard water outlet pipe mouth of the heat exchanger is arranged on the bottom plate of the ship body, does not protrude out of the bottom plate of the ship body, is lower than the outboard water inlet pipe mouth in height, is favorable for the outboard water to smoothly discharge the heat exchanger, and improves the heat dissipation efficiency. And the heat exchanger is additionally and independently provided with two water inlets and water outlets for the anti-freezing liquid of the engine and is connected with a plurality of heat dissipation pipelines in the heat exchanger so as to achieve the aim of heat exchange with outboard cooling water. The antifreeze of the engine circulates in a reciprocating way through the water pump of the engine. According to the engine heat dissipation device for the ship or the amphibious vehicle, the pressure of the upstream surface of the front part of the ship body is utilized, the pressure is drained to the heat exchanger in the engine room through the water inlet and the pipeline which are arranged below the waterline when the ship or the amphibious vehicle sails in water, after heat exchange is carried out between the engine heat dissipation device and the engine anti-freezing solution, high-temperature outboard water is discharged through the gravity of water and the negative pressure generated by the lower part of the bottom plate of the ship body due to the high water flow speed, the heat dissipation efficiency is effectively improved, the safe running of the ship or the amphibious vehicle is guaranteed, and the heat dissipation cost is not increased.

The present invention has been described in connection with the accompanying drawings, and it is to be understood that the invention is not limited to the specific embodiments disclosed, but is intended to cover various modifications, changes and equivalents of the embodiments of the invention, and its application to other applications without departing from the spirit and scope of the invention.