阅读说明：本技术 一种柴油发电机组用的冷却系统 (Cooling system for diesel generating set ) 是由 张丽 于 2019-12-01 设计创作，主要内容包括：本发明公开了一种柴油发电机组用的冷却系统,包括发动机,发动机的底部连接有低噪音箱底盘,所述发动机的进气管上连接有空气滤芯进气管；所述发动机的上部连接有缸头前引风架和缸头后引风架；所述缸头前引风架和缸头后引风架的右端分别连接有散热引风箱；所述散热引风箱的右端连接有消声器腔后腔盖；所述发动的缸头排气口连接有消声器前导气管；所述消声器前导气管的右端连接有多节消声器；所述低噪音箱底盘上设有低噪音箱左箱盖板和低噪音右箱盖板；所述低噪音箱底盘上连接有低噪音上盖箱；所述低噪音箱底盘低噪音上盖箱、低噪音箱左箱盖板和低噪音右箱盖板形成一个箱体；本发明结构简单,冷却系统布置合理,冷却效果好。(The invention discloses a cooling system for a diesel generating set, which comprises an engine, wherein the bottom of the engine is connected with a low-noise box bottom plate, and an air inlet pipe of an air filter element is connected to an air inlet pipe of the engine; the upper part of the engine is connected with a cylinder head front air inducing frame and a cylinder head rear air inducing frame; the right ends of the cylinder head front air inducing frame and the cylinder head rear air inducing frame are respectively connected with a heat dissipation air inducing box; the right end of the heat dissipation air guide box is connected with a rear cavity cover of a silencer cavity; a front air guide pipe of a silencer is connected to an exhaust port of the cylinder head of the engine; the right end of the front air guide pipe of the silencer is connected with a multi-section silencer; a low-noise sound box left box cover plate and a low-noise right box cover plate are arranged on the low-noise box base plate; the low-noise sound box chassis is connected with a low-noise upper cover box; the low-noise box base plate, the low-noise upper cover box, the low-noise box left box cover plate and the low-noise right box cover plate form a box body; the invention has simple structure, reasonable arrangement of the cooling system and good cooling effect.)

1. A cooling system that diesel generating set used characterized in that: the air filter comprises an engine (1), wherein the bottom of the engine (1) is connected with a low-noise sound box chassis (4) through a shock absorption frame (5), and an air inlet pipe (1-3) of the engine (1) is connected with an air filter element; the upper part of the engine (1) is connected with a cylinder head front air inducing frame (1-4) and a cylinder head rear air inducing frame (1-5); the right ends of the cylinder head front induced draft frame (1-4) and the cylinder head rear induced draft frame (1-5) are respectively connected with a heat dissipation induced draft box (7); the right end of the heat dissipation air inducing box (7) is connected with a muffler cavity rear cavity cover (8); a front air guide pipe (9) of a silencer is connected to an exhaust port of the cylinder head of the engine (1); the front air guide pipe (9) of the silencer penetrates through the heat dissipation air guide box (7); the right end of the front air guide pipe (9) of the silencer is connected with a multi-section silencer (10); a low-noise sound box left box cover plate (14) and a low-noise right box cover plate (11) are arranged on the low-noise sound box chassis (4), and the low-noise right box cover plate (11) is connected with a muffler cavity rear cavity cover (8); the low-noise loudspeaker box chassis (4) is connected with a low-noise upper cover box (13), and the left end and the right end of the low-noise upper cover box (13) are respectively connected with a left low-noise loudspeaker box cover plate (14) and a right low-noise loudspeaker box cover plate (11); the low-noise sound box comprises a low-noise sound box chassis (4), a low-noise upper cover box (13), a low-noise sound box left box cover plate (14) and a low-noise right box cover plate (11) which form a box body, and an engine (1), a left generator (2), a right generator (3) and a frequency converter (12) are covered in the box body;

a right generator air inlet cavity cover plate (4-1) is arranged on the low-noise sound box chassis (4), and a right generator airflow inlet cavity (4-4) is formed at the inner bottom of the right generator air inlet cavity cover plate (4-1) and the low-noise sound box chassis (4); a chassis airflow cavity surrounding plate (4-2) is arranged on the low-noise sound box chassis (4); a chassis airflow cavity cover plate (4-3) is connected to the chassis airflow cavity coaming plate (4-2); a chassis airflow cavity coaming right air inlet groove (4-2-1), a chassis airflow cavity coaming front right air inlet groove (4-2-2) and a chassis airflow cavity coaming rear right air inlet groove (4-2-3) are arranged on the chassis airflow cavity coaming (4-2); a left generator airflow inner air inlet groove (4-10) and a right generator airflow inner air inlet groove (4-5) are arranged on the low-noise sound box chassis (4); an air filter element air inlet pipe connecting port (4-6) communicated with an air filter element air inlet pipe (1-3) is arranged on the low-noise sound box chassis (4); the low-noise sound box chassis (4) is connected with a storage battery (4-7) through a storage battery rack; a heat dissipation airflow outlet cavity (4-8) at the bottom of the machine body and an engine air suction inlet (4-9) are arranged on the low-noise sound box chassis (4); an air inlet flow cavity (4-11) at the bottom of the chassis is formed at the bottom of the low-noise sound box chassis (4); the bottom of the low-noise sound box chassis (4) is provided with wheels (4-0);

the air passage is arranged with an air flow cooling trend; when the engine (1) operates and works, a left air suction fan (2-4) of a left generator (2) is driven, air is sucked through a central air inlet of a left air guide cover (2-5) of the left generator (2), air is sucked from a right air inlet groove (4-2-1) of a chassis airflow cavity coaming, a front right air inlet groove (4-2-2) of the chassis airflow cavity coaming, air sucked from a rear right air inlet groove (4-2-3) of the chassis airflow cavity coaming, enters an air inlet chamber (4-11) at the bottom of the chassis, and air is sucked into an upper cylinder head of the left generator (2) for heat dissipation and then sent into a heat dissipation air guide box (7) and a lower box body heat dissipation groove of the engine (1) through a left side of a low-noise sound box chassis (4) to form a left generator airflow inner air inlet groove (4-10, forming a left air flow cooling system of the low noise box;

when the engine (1) operates and works, a right air suction fan (3-4) of a right generator (3) is driven, air is sucked through a right air inlet cover plate (3-5) of the right generator (3), air flow passes through a chassis airflow cavity coaming right air inlet groove (4-2-1) on a low-noise sound box chassis (4), a chassis airflow cavity coaming front right air inlet groove (4-2-2), a chassis airflow cavity coaming rear right air inlet groove (4-2-3), external air flow is sucked through a chassis bottom air inlet airflow cavity (4-11), a right generator airflow inner air inlet groove (4-5) and a right generator airflow air inlet cavity (4-4) to suck air flow which is radiated in a frequency converter (12) and then is sucked through a right air inlet cover plate (3-5) of the right generator (3) to radiate heat of the right generator (3), after the right generator (3) dissipates heat, airflow passes through an air outlet of the right air guide shell (3-1), and is sent into the heat dissipation air guide box (7) through an air inlet (7-1) at the bottom of the heat dissipation air guide box (7) and an air guide plate (7-2), so that a right air airflow cooling system of the low-noise box is formed;

two cooling airflows are converged at a heat dissipation air guide box (7) to dissipate heat of a front air guide pipe (9) of the silencer and enter a silencer cavity to dissipate heat of a plurality of sections of silencers (10), and the airflows with heat pass through a front cavity cover (11-1) of the silencer cavity and flow out of an outer shutter air outlet (11-3) on the right side of a right box cover plate (11) with low noise to form an air airflow exhaust system at the rear end of the low noise box;

engine working air flow cooling system: the engine (1) needs air to enter a cylinder head combustion chamber in the running process, one working cycle is completed through four strokes of air intake, compression, work application and exhaust, the air intake of the engine (1) of the low-noise frequency conversion air-cooled diesel generator set enters through an engine air intake port (4-9), through an air filter element air inlet pipe connecting port (4-6) on a low-noise sound box chassis (4), air enters an engine (1) from an air filter element air inlet pipe (1-3) to a combustion chamber in a cylinder head for combustion, air suction and explosion, then is discharged out of the cylinder head for combustion, air suction and explosion, and air gas discharged enters a multi-section silencer (10) through a silencer front air guide pipe (9) and is discharged to a multi-section silencer exhaust port (11-4) on the outer side of a low-noise right box cover plate (11), so that an air working system for air inlet and exhaust of the engine (1) is formed;

cooling airflow circulation of an engine box body: when the chassis bottom air inlet airflow cavity (4-11) conveys cooling airflow to the left generator (2), the airflow radiated at the bottom of the box body of the engine (1) is quickly sucked out through the chassis bottom air inlet airflow cavity (4-8), the sucked airflow is converged into the chassis bottom air inlet airflow cavity (4-11) to radiate the left generator (2), a part of airflow radiated by the left generator (2) is pressed into a heat radiation groove at the bottom of the box body of the engine (1), and returns to the chassis bottom air inlet airflow cavity (4-11) through the box body bottom heat radiation airflow outlet cavity (4-8), so that an upward-suction and downward-pressing engine (1) box body cooling airflow circulating system is formed;

cooling airflow of an oil tank in the tank body: when the left generator (2) and the right generator (3) suck heat dissipation cooling air in the low-noise box, two cooling air flows are driven to respectively enter the box body from the front oil tank cooling air inlet (13-8) and the rear oil tank cooling air inlet (13-9), and the heat dissipated from the oil tank (13-1) is taken away when the air flows enter the box body, so that an oil tank cooling air flow system is formed.

2. The cooling system for a diesel-electric set according to claim 1, characterized in that: an air inlet (7-1) is formed in the bottom of the heat dissipation air inducing box (7), and an air inducing plate (7-2) is arranged on the air inlet (7-1).

3. The cooling system for a diesel-electric set according to claim 1, characterized in that: the left side of the low-noise right box cover plate (11) is connected with a front cavity cover (11-1) of a silencer cavity; the right side of the low-noise right box cover plate (11) is provided with a shutter air outlet (11-3) and a multi-section silencer air outlet (11-4) matched with the multi-section silencer (10).

4. The cooling system for a diesel-electric set according to claim 1, characterized in that: the low-noise sound box comprises a low-noise sound box base plate (4), a low-noise upper cover box (13), a low-noise sound box left box cover plate (14), a low-noise right box cover plate (11), a right generator air inlet cavity cover plate (4-1), a base airflow cavity coaming plate (4-2) and a base airflow cavity cover plate (4-3), wherein wave-shaped sound-absorbing sponges (15) are arranged in the low-noise sound box base plate, the low-noise upper cover box (13.

Technical Field

The invention relates to the field of generator sets, in particular to a cooling system for a diesel generator set.

Background

With the continuous improvement of human living standard, the requirement of human on environment is also continuously improved, and the cooling effect generated by the operation of a standby generator set in a standby power supply is required to be higher.

Disclosure of Invention

The invention aims to overcome the defects in the prior art and provide a cooling system for a diesel generator set, which has a simple structure and is practical.

The invention is realized by the following modes:

a cooling system that diesel generating set used characterized in that: the air filter comprises an engine, wherein the bottom of the engine is connected with a low-noise sound box chassis through a shock absorption frame, and an air inlet pipe of the engine is connected with an air filter element air inlet pipe; the upper part of the engine is connected with a cylinder head front air inducing frame and a cylinder head rear air inducing frame; the right ends of the cylinder head front air inducing frame and the cylinder head rear air inducing frame are respectively connected with a heat dissipation air inducing box; the right end of the heat dissipation air guide box is connected with a rear cavity cover of a silencer cavity; a front air guide pipe of a silencer is connected to an exhaust port of the cylinder head of the engine; the front air guide pipe of the silencer penetrates through the heat dissipation air guide box; the right end of the front air guide pipe of the silencer is connected with a multi-section silencer; a low-noise sound box left box cover plate and a low-noise right box cover plate are arranged on the low-noise box base plate, and the low-noise right box cover plate is connected with the rear cavity cover of the silencer cavity; the low-noise sound box base plate is connected with a low-noise upper cover box, and the left end and the right end of the low-noise upper cover box are respectively connected with a low-noise sound box left box cover plate and a low-noise sound box right box cover plate; the low-noise sound box chassis, the low-noise upper cover box, the low-noise box left box cover plate and the low-noise right box cover plate form a box body, and the engine, the left generator, the right generator, the frequency converter, the shock absorbing frame, the heat dissipation induced draft box, the front silencer air guide pipe and the multi-section silencer cover are arranged in the box body;

a right generator air inlet cavity cover plate is arranged on the low-noise box bottom plate, and a right generator airflow inlet cavity is formed at the inner bottom of the right generator air inlet cavity cover plate and the low-noise box bottom plate; a chassis airflow cavity enclosing plate is arranged on the low-noise box bottom plate; a chassis airflow cavity cover plate is connected to the chassis airflow cavity coaming plate; the chassis airflow cavity coaming plate is provided with a chassis airflow cavity coaming plate right air inlet groove, a chassis airflow cavity coaming plate front right air inlet groove and a chassis airflow cavity coaming plate rear right air inlet groove; the low-noise box bottom plate is provided with a left generator airflow inner air inlet groove and a right generator airflow inner air inlet groove; an air filter element air inlet pipe connecting port communicated with an air filter element air inlet pipe is arranged on the low-noise box base plate; the low-noise sound box chassis is connected with a storage battery through a storage battery rack; a heat dissipation airflow outlet cavity at the bottom of the machine body and an engine air suction inlet are arranged on the bottom plate of the low-noise box; an air inlet flow cavity at the bottom of the chassis is formed at the bottom of the chassis of the low-noise sound box; the bottom of the low-noise box bottom plate is provided with wheels;

the air passage is arranged with an air flow cooling trend; when the engine operates and works, a left air suction fan of a left generator is driven, air is sucked through a central air inlet of a left air guide cover for left power generation, air flows are sucked from a right air inlet groove of a chassis airflow cavity bounding plate, a front right air inlet groove of the chassis airflow cavity bounding plate and a rear right air inlet groove of the chassis airflow cavity bounding plate, and are sucked into an air inlet airflow cavity at the bottom of the chassis, and the air flows enter a left generator airflow inner air inlet groove through the left side of the chassis of the low-noise sound box;

when the engine operates and works, a right air suction fan of the right generator is driven, air is sucked through a right air inlet cover plate of the right generator, air flow is sucked through a right air inlet groove of a chassis airflow cavity coaming plate on a low-noise sound box chassis, a front right air inlet groove of the chassis airflow cavity coaming plate and a rear right air inlet groove of the chassis airflow cavity coaming plate, external air flow is sucked through an air inlet airflow cavity at the bottom of the chassis and an air inlet groove in airflow of the right generator for the frequency converter to dissipate heat, and then the air flow is sucked through an air inlet of the right air inlet cover plate of the right generator for the right generator to dissipate heat;

two cooling airflows are converged in a heat dissipation air inducing box to a front air guide pipe of the silencer for heat dissipation and enter a silencer cavity to dissipate heat of a plurality of sections of silencers, the airflows with heat pass through a front cavity cover of the silencer cavity and flow out from an air outlet of a shutter outside the right side of a right box cover plate with low noise to form an air airflow exhaust system at the rear end of the low noise box;

engine working air flow cooling system: the air intake of the engine of the low-noise frequency-conversion air-cooled diesel generator set enters through an air suction inlet of the engine, and is discharged after entering the engine cylinder head for combustion, air suction, combustion and explosion through an air filter element air inlet pipe connecting port on a low-noise sound box chassis by an air filter element air inlet pipe, and the discharged air enters a multi-section silencer through a silencer front air guide pipe and is discharged to a multi-section silencer exhaust port on the outer side of a low-noise right box cover plate to form an air intake and exhaust air working system of the engine;

cooling airflow circulation of an engine box body: when the bottom air inlet flow cavity of the chassis conveys cooling air flow to the left generator, the air flow radiated at the bottom of the engine box body is quickly sucked out through the bottom heat radiation air outlet cavity of the chassis, the sucked air flow is converged into the bottom air inlet flow cavity of the chassis to radiate the left generator, a part of air flow after the left generator radiates is pressed into a heat radiation groove at the bottom of the engine box body, and returns to the bottom air inlet flow cavity of the chassis through the bottom heat radiation air flow outflow cavity of the box body, so that an up-and-down suction engine box body cooling air flow circulating system is formed;

cooling airflow of an oil tank in the tank body: when the left generator and the right generator suck heat dissipation cooling air in the low-noise box, the left generator and the right generator drive two cooling air flows to enter the box body from the front oil tank cooling air inlet and the rear oil tank cooling air inlet respectively, and the air flows take away heat dissipated by the oil tank when entering the box body, so that an oil tank cooling air flow system is formed.

Furthermore, an air inlet is formed in the bottom of the heat dissipation air inducing box, and an air inducing plate is arranged on the air inlet.

Further, the left side of the low-noise right box cover plate is connected with a front cavity cover of a silencer cavity; a sound insulation plate is arranged in the low-noise right box cover plate; and the right side of the low-noise right box cover plate is provided with a shutter air outlet and a multi-section silencer air outlet matched with the multi-section silencer.

Furthermore, wave-shaped sound-absorbing sponges are arranged in the low-noise sound box base plate, the low-noise upper cover box, the low-noise box left box cover plate, the low-noise right box cover plate, the right generator air inlet cavity cover plate, the base airflow cavity enclosing plate and the base airflow cavity cover plate.

The invention has the beneficial effects that: simple structure, reasonable arrangement of a cooling system and good cooling effect.

Drawings

FIG. 1 is a schematic structural view of the present invention;

FIG. 2 is an exploded view of the present invention;

FIG. 3 is a front view of the structure of the present invention;

FIG. 4 is a rear view of the inventive structure;

FIG. 5 is a front view of a low noise right cover plate structure of the present invention;

FIG. 6 is a right side view of the low noise right box cover plate structure of the present invention;

FIG. 7 is a schematic view of the structure of the low noise box chassis of the present invention;

FIG. 8 is a bottom view of the low noise bin base pan structure of the present invention;

FIG. 9 is a schematic view of the structure of the low noise upper cover box of the present invention;

FIG. 10 is a schematic view of the air duct of the present invention;

FIG. 11 is a front view of the intake of the present invention;

FIG. 12 is an intake side view of the present invention.

Detailed Description

The technical solution of the present invention is further specifically described below by way of specific examples in conjunction with the accompanying drawings. It is to be understood that the embodiments of the present invention are not limited to the following examples, and that any changes and/or modifications made thereto will fall within the scope of the present invention.