CN215256432U

CN215256432U - Engine temperature control system for yacht

Info

Publication number: CN215256432U
Application number: CN202121540583.9U
Authority: CN
Inventors: 高岩; 宋健
Original assignee: Samo Suzhou Boat Technology Co ltd
Current assignee: Samo Suzhou Boat Technology Co ltd
Priority date: 2021-07-07
Filing date: 2021-07-07
Publication date: 2021-12-21
Anticipated expiration: 2031-07-07

Abstract

The utility model discloses an engine temperature control system for yacht, including setting up the engine in the hull, still include inlet tube, blast pipe, the mixed muffler of aqueous vapor and the pipe of discharging fume, the one end of inlet tube extends into the sea water, and the other end passes through branch pipe and blast pipe intercommunication. An organic whole is provided with the water pump that provides power for the inlet tube on the engine, be provided with pressure switch on the water pump, the one end of blast pipe and the exhaust port intercommunication of engine, the other end and the mixed liquid access connection of aqueous vapor mixing muffler, the part that the blast pipe is located between branch pipe and the aqueous vapor mixing muffler is the mixing portion, be provided with temperature sensor on the mixing portion, the mixed liquid export intercommunication of pipe and the mixed muffler of aqueous vapor of discharging fume, pressure switch and temperature sensor are connected with the input of temperature controller, the output of temperature controller is connected with the electronic control unit power of engine through the relay. Carry out effectual temperature detection to the engine, improve the security, reduce the probability of engine damage.

Description

Engine temperature control system for yacht

Technical Field

The utility model relates to a yacht technical field especially relates to an engine temperature control system for yacht.

Background

Yachts are high-grade leisure goods, and along with the rapid development of yacht industry economy, people demand higher and higher to the travelling comfort of yacht. The engine acts like the "heart" of a yacht. The main points for the quality of the engine are power performance and economy, that is, the engine has better power, good acceleration and lower fuel consumption.

The cooling of marine engine is through the sea water cooling organism inside, but the engine body is to whether have the sea water to flow through the engine body have the monitoring mechanism, therefore sometimes when the machine body reports high temperature alarm, the person of driving a ship can't know immediately because which link breaks down and leads to the high temperature alarm of organism, increases time and the uncertainty of troubleshooting. Engines generate high temperatures during operation and are typically housed in enclosed spaces, which can cause the temperature in the engine compartment to be significantly higher than ambient temperature. The temperature control system is arranged in the engine, but the temperature control system is only limited to alarm notification, and when the temperature alarm system gives an indication, the temperature in the engine body is relatively high, and the engine can be damaged if the emergency shutdown treatment is not carried out. And the silencer of the marine engine is not high-temperature resistant. If the high-temperature tail gas of the engine is directly discharged into the silencer, the silencer can be damaged. It may cause the muffler to melt or catch fire due to high temperature, increasing the risk of the ship during sailing. Therefore, how to provide an engine temperature control system effectively protects the engine host system and better ensures navigation safety becomes a problem to be solved.

SUMMERY OF THE UTILITY MODEL

In order to overcome the defects, the utility model aims to provide an engine temperature control system for yacht carries out effectual temperature detection to the engine at the in-process of traveling to can provide effective protection to the muffler, can improve the security of ship navigation process, reduce the probability of engine damage.

In order to achieve the above purpose, the utility model discloses a technical scheme is: an engine temperature control system for a yacht comprises an engine arranged in a yacht body, and further comprises a water inlet pipe, an exhaust pipe, a water-gas mixing silencer and a smoke exhaust pipe, wherein one end of the water inlet pipe extends into seawater, and the other end of the water inlet pipe is communicated with the exhaust pipe through a branch pipe; the integrative water pump that provides power for the inlet tube that is provided with on the engine, be provided with pressure switch on the water pump, the one end of blast pipe and the exhaust port intercommunication of engine, the mixed liquid access connection of the other end and aqueous vapor mixing muffler, the part that the blast pipe is located between branch pipe and the aqueous vapor mixing muffler is mixing portion, be provided with temperature sensor on the mixing portion, the mixed liquid export intercommunication and the tip of exhaust pipe and aqueous vapor mixing muffler extend the afterbody of hull, pressure switch and temperature sensor are connected with the input of temperature controller, the output of temperature controller is connected with the electronic control unit power supply of engine through the relay

The beneficial effects of the utility model reside in that: seawater enters the water inlet pipe through the water pump to cool the engine, and the pressure switch can detect the working condition of the water pump to ensure that the seawater in the water inlet pipe enters. The seawater in the water inlet pipe can enter the water-gas mixing silencer through the mixing part to cool the tail gas of the engine, so that the temperature of the mixed liquid entering the water-gas mixing silencer is reduced to be lower than the bearing temperature of the water-gas mixing silencer. And the temperature sensor can detect the temperature of mixed liquid before entering the water-air mixing silencer, and when the temperature is detected to be abnormal, the power supply of the electronic control unit of the engine can be disconnected through the relay, so that the engine can be stopped emergently to protect the engine. The whole system has simple structure, can improve the safety of the ship in the sailing process and reduce the probability of engine damage.

Furthermore, an alarm device which is arranged corresponding to the pressure switch and the temperature sensor is further arranged in the cab of the ship body, and the alarm device is coupled with the output end of the temperature controller. The alarm comprises a first alarm corresponding to the pressure switch and a second alarm corresponding to the temperature sensor, the pressure switch is a normally-closed switch, when the water pump works abnormally and the pressure is too low, the pressure switch is switched off, the first alarm in the cab can be triggered, and the abnormal pressure of the seawater of the engine of the shipper can be timely reminded. When the temperature of the mixing part is too high, a second alarm of the cab can be triggered to remind a shipper that the seawater at the position of the exhaust pipe of the engine works abnormally in time. The abnormal position in the cooling process of the engine can be quickly judged according to the alarm, and the abnormal position can be checked in time.

Further, the water inlet end of the water inlet pipe is also provided with a filter, the filter is positioned in the ship body and used for filtering seawater and preventing foreign matters from entering the water inlet pipe.

Further, the water inlet pipe is arranged around the periphery of the engine and consists of a plurality of straight pipes and bent pipes. The water inlet pipe cools the engine.

Further, a power supply storage battery is further arranged in the ship body and supplies power for the temperature controller and the alarm. The power supply battery provides 12V direct current.

Further, the water-gas mixing silencer is arranged in the ship body and comprises a cylinder body, the mixed liquid inlet and the mixed liquid outlet are arranged on the side wall of the cylinder body, and a silencing barrel is arranged in the cylinder body.

Further, the water inlet pipe is made of corrosion-resistant and oxidation-resistant materials, the surface of the inner wall of the water pipe is subjected to smoothing treatment, and the exhaust pipe and the mixing part are made of high-temperature-resistant materials.

Drawings

Fig. 1 is a schematic structural diagram of an embodiment of the present invention;

fig. 2 is an electrical schematic diagram of an embodiment of the present invention.

In the figure:

1. a hull; 2. an engine; 21. a water pump; 22. an electronic control unit power supply; 3. a water inlet pipe; 4. an exhaust pipe; 5. a water-gas mixing muffler; 6. a smoke exhaust pipe; 7. a branch pipe; 8. a pressure switch; 9. a mixing section; 10. a temperature sensor; 11. a temperature controller; 12. a relay; 13. an alarm; 14. a filter; 15. and a power supply battery.

Detailed Description

The following detailed description of the preferred embodiments of the present invention will be provided in conjunction with the accompanying drawings, so as to enable those skilled in the art to more easily understand the advantages and features of the present invention, and thereby define the scope of the invention more clearly and clearly.

Examples

Referring to the attached drawings 1-2, the engine temperature control system for the yacht of the utility model comprises an engine 2 arranged in a ship body 1, wherein a cabin body for placing the engine 2 is arranged in the ship body 1. Temperature control system still includes inlet tube 3, blast pipe 4, aqueous vapor mixing muffler 5 and exhaust pipe 6, the one end of inlet tube 3 extends into the sea water, and the sea water can be from the inlet port department entering of

inlet tube

3, and 3 other ends of inlet tube intercommunication have a branch pipe 7, and branch pipe 7 and blast pipe 4 intercommunication, and branch pipe 7 is the branch pipe of blast pipe. The engine 2 is integrally provided with a water pump 21 for providing power for the water inlet pipe 3, and when the water pump 21 works, seawater is sucked from the end part of the water inlet pipe 3. The water inlet pipe 3 needs to be subjected to drawing-up treatment, and the height of the water inlet pipe slightly exceeds the height of the engine 2. Because the engine 2 absorbs seawater through the water pump of the body to cool the engine, when the engine is stopped immediately, the inside of the engine can be in a negative pressure state, so that cooling water can return to the engine cylinder, and the water inlet pipe 3 is pulled up to treat and prevent seawater from flowing back. The water pump 21 is provided with a pressure switch 8, and the ship body 1 is provided with a first alarm which is arranged in the cab and corresponds to the pressure switch 8. The pressure switch 8 is of a normally closed type, and when the water pump 21 is operating normally, the pressure switch 8 is closed. When the water pump 21 works abnormally and the pressure is too low, the pressure switch 8 is switched off, which means that no seawater enters the water pump 21, and a first alarm in a cab can be triggered to remind a shipper that the seawater pressure of the engine 2 is abnormal, so that the water inlet pipe 3 can be blocked or the water pump 21 is damaged.

One end of the exhaust pipe 4 is communicated with a smoke exhaust port of the engine 2, the other end of the exhaust pipe is connected with a mixed liquid inlet of the water-gas mixing silencer 5, and the part of the exhaust pipe 4 between the branch pipe 7 and the water-gas mixing silencer 5 is a mixing part 9. The mixing section 9 is provided with a temperature sensor 10. The temperature sensor 10 is PT100 and detects the temperature in the mixing portion 9, that is, the temperature of the mixture entering the water-gas mixing muffler 5.

The second alarm device which corresponds to the temperature sensor 10 is arranged in the cab, when the temperature of the position of the mixing part 9 is too high and exceeds a threshold value, the second alarm device of the cab can be triggered to remind a shipper that seawater at the position of the exhaust pipe 4 of the engine 2 is abnormal in time, which means that the temperature of mixed liquid entering the water-gas mixing silencer 5 is too high, and the seawater does not enter the mixing part 9. The abnormal position in the cooling process of the engine 2 can be quickly judged according to the alarm 13, and the abnormal position can be checked in time.

The smoke exhaust pipe 6 is communicated with a mixed liquid outlet of the water-gas mixed silencer 5, the end part of the smoke exhaust pipe extends out of the tail part of the ship body 1, and tail gas is exhausted from the smoke exhaust pipe 6. The pressure switch 8 and the temperature sensor 10 are connected with the input end of the temperature controller 11, and the output end of the temperature controller 11 is connected with the electronic control unit power supply 22 of the engine 2 through the relay 12. The first alarm and the second alarm are also coupled with the output end of the temperature controller 11, and a normally open and normally closed switch for controlling the on-off of the alarm 13 is arranged in the output end of the temperature controller 11. If the person driving the ship ignores both the first alarm and the second alarm. Then when the temperature sensor 10 detects that the temperature reaches the set temperature threshold value two, the relay 12 is opened to disconnect the electronic control unit power source 22 of the engine 2, so that the engine 2 is stopped emergently, thus protecting the engine 2 system. The output end of the temperature controller 11 is connected to the cathode of the electronic control unit power supply 22. The temperature controller 11 is made of ANTHONE, and is a temperature controller 11 with the model number of 920T.

The inlet tube 3 encircles the periphery of the engine 2 and is arranged, and the inlet tube 3 is composed of a plurality of straight tubes and bent tubes. The inlet pipe 3 cools the engine 2. A power supply storage battery 15 is further arranged in the ship body 1, and the power supply storage battery 15 supplies power for the temperature controller 11 and the alarm. The power supply battery 15 provides 12V direct current.

Seawater enters the water inlet pipe 3 through the water pump 21 to cool the engine 2, and the pressure switch 8 can detect the working condition of the water pump 21 to ensure that the seawater in the water inlet pipe 3 enters. And the sea water in the inlet pipe 3 can enter the water-gas mixing silencer 5 through the mixing part 9 to cool the tail gas of the engine 2, so that the temperature of the mixture entering the water-gas mixing silencer 5 is guaranteed to be reduced below the bearing temperature of the water-gas mixing silencer 5. And the temperature sensor 10 can detect the temperature of the mixed liquid before entering the water-gas mixing silencer 5, and when the temperature is detected to be abnormal, the power supply 22 of the electronic control unit of the engine 2 can be disconnected through the relay 12, so that the engine 2 is stopped emergently to protect the engine 2. The whole system has simple structure, can improve the safety of the ship in the sailing process and reduce the damage probability of the engine 2.

The water inlet end of the water inlet pipe 3 is also provided with a filter 14, the filter 14 is positioned in the ship body 1, and the filter 14 filters seawater to prevent foreign matters from entering the water inlet pipe 3.

The water-gas mixing silencer 5 is arranged in the ship body 1 and comprises a cylinder body, wherein a mixed liquid inlet and a mixed liquid outlet are arranged on the side wall of the cylinder body, and a silencing barrel is arranged in the cylinder body. The water-gas mixing silencer 5 is a prior art, which is disclosed in chinese patent No. 201721012253.6, and is not described herein.

The water inlet pipe 3 is made of corrosion-resistant and oxidation-resistant materials, the surface of the inner wall of the water pipe is subjected to smoothing treatment, and the exhaust pipe 4 and the mixing part 9 are made of high-temperature-resistant materials.

The above embodiments are only for illustrating the technical concept and features of the present invention, and the purpose thereof is to enable those skilled in the art to understand the contents of the present invention and implement the present invention, so as not to limit the protection scope of the present invention, and all equivalent changes or modifications made according to the spirit of the present invention should be covered in the protection scope of the present invention.

Claims

1. The utility model provides an engine temperature control system for yacht, is including setting up engine (2) in hull (1), its characterized in that: the device is characterized by also comprising a water inlet pipe (3), an exhaust pipe (4), a water-gas mixing silencer (5) and a smoke exhaust pipe (6), wherein one end of the water inlet pipe (3) extends into seawater, and the other end of the water inlet pipe is communicated with the exhaust pipe (4) through a branch pipe (7); a water pump (21) for providing power for the water inlet pipe (3) is integrally arranged on the engine (2), a pressure switch (8) is arranged on the water pump (21), one end of the exhaust pipe (4) is communicated with the smoke outlet of the engine (2), the other end is connected with the mixed liquid inlet of the water-gas mixing silencer (5), the part of the exhaust pipe between the branch pipe (7) and the water-gas mixing silencer (5) is a mixing part (9), a temperature sensor (10) is arranged on the mixing part (9), the smoke exhaust pipe (6) is communicated with the mixed liquid outlet of the water-gas mixing silencer (5) and the end part of the smoke exhaust pipe extends out of the tail part of the ship body (1), the pressure switch (8) and the temperature sensor (10) are connected with the input end of the temperature controller (11), the output end of the temperature controller (11) is connected with an electronic control unit power supply (22) of the engine (2) through a relay (12).

2. The engine temperature control system for the yacht of claim 1, wherein: still be provided with alarm (13) that correspond setting with pressure switch (8) and temperature sensor (10) in the driver's cabin of hull (1), the output coupling of alarm (13) and temperature controller (11).

3. The engine temperature control system for the yacht of claim 1, wherein: the water inlet end of the water inlet pipe (3) is further provided with a filter (14), and the filter (14) is located in the ship body (1).

4. The engine temperature control system for the yacht of claim 1, wherein: the periphery that inlet tube (3) surrounded engine (2) sets up, inlet tube (3) comprise a plurality of straight tubes and return bend.

5. The engine temperature control system for the yacht of claim 2, wherein: still be provided with power supply storage battery (15) in hull (1), power supply storage battery (15) are temperature controller (11) and siren power supply.

6. The engine temperature control system for the yacht of claim 1, wherein: the water-gas mixing silencer (5) is arranged in the ship body (1) and comprises a cylinder body, wherein a mixed liquid inlet and a mixed liquid outlet are formed in the side wall of the cylinder body, and a silencing barrel is arranged in the cylinder body.

7. The engine temperature control system for the yacht of claim 1, wherein: the water inlet pipe (3) is made of corrosion-resistant and oxidation-resistant materials, the surface of the inner wall of the water pipe is subjected to smoothing treatment, and the exhaust pipe (4) and the mixing part (9) are made of high-temperature-resistant materials.