CN216894632U

CN216894632U - Air duct structure of silent sound box of diesel generator

Info

Publication number: CN216894632U
Application number: CN202220293853.9U
Authority: CN
Inventors: 田双箭; 田双喜
Original assignee: Leling Hetian Electric Vehicle Parts Co ltd
Current assignee: Shandong Hetian Power Technology Co.,Ltd.
Priority date: 2022-02-14
Filing date: 2022-02-14
Publication date: 2022-07-05
Anticipated expiration: 2032-02-14

Abstract

The utility model discloses a silent sound box air duct structure of a diesel generator, which comprises a box body, wherein mounting frames are fixedly mounted on two sides of the bottom of the box body, bolt holes are formed in the bottom ends of the mounting frames, a silencing mechanism is mounted in the box body, an air outlet is formed in one side of the box body, an air inlet is formed in the other side of the box body, and a single chip microcomputer controller is mounted on one side of the outer wall of the box body. The beneficial effects of the utility model are: through the silencer that is equipped with, absorb the sound that the engine produced at the air outlet for sound can't spread from the air outlet, has improved the silence effect, and through the dust screen that is equipped with, can prevent that external dust from getting into the use and the heat dissipation of engine in the silence case from causing bad influence, through the step motor that is equipped with, step motor drives the fan and rotates the air flow speed that makes the silence incasement portion and accelerate, thereby accelerate the radiating rate of engine.

Description

Air duct structure of silent sound box of diesel generator

Technical Field

The utility model relates to the technical field of a silent box of a generator, in particular to an air duct structure of a silent box of a diesel generator.

Background

The diesel generator is widely applied to the fields of rescue and relief work, wasteland reclamation guarantee, military affairs and the like as power generation equipment. Due to the irregular shape of the diesel generator, various inconveniences exist in the transportation process; therefore, a mute box for loading a diesel generator is born, generally, the diesel generator is contained in the mute box, meanwhile, the diesel generator generates a large amount of heat in the power generation process, a part of the heat can be taken away by tail gas generated by the diesel generator, a part of the heat can be taken away along with air contacting with the diesel generator, and when the diesel generator is completely contained in the mute box, the heat generated by the diesel generator is also collected in the mute box and is difficult to radiate.

However, the existing silencing box has poor silencing effect in the using process, external dust easily enters the interior of the silencing box to influence the use of the engine, and the accumulation of the dust also influences the heat dissipation of the engine.

SUMMERY OF THE UTILITY MODEL

The utility model aims to provide an air duct structure of a silent box of a diesel generator, which aims to solve the problems that the silent box of the generator in the current market has poor silent effect and dust is easy to enter the silent box to influence the use of the generator in the background technology.

In order to achieve the purpose, the utility model provides the following technical scheme: the utility model provides a diesel generator silence case wind channel structure, includes the box, the equal fixed mounting in bottom half both sides has the mounting bracket, the bolt hole has been seted up to the mounting bracket bottom, box internally mounted has noise cancelling mechanism, the air outlet has been seted up to box one side, the air intake has been seted up to the box opposite side, single chip microcomputer controller is installed to box outer wall one side.

In order to make the generator mute box have good sound insulation and absorption effects, the utility model is a preferable scheme that: the silencing mechanism is including installing the engine in the box inside, engine one side is connected with the air-supply line, the air-supply line other end wears to be connected with the air filter air inlet, the filter screen is installed to the air filter air inlet, the cylinder head is installed to the engine opposite side, the gas vent has been seted up to cylinder head one side, the silencer is installed to the gas vent.

In order to accelerate the air flow speed to dissipate heat of the engine, as a preferable scheme of the utility model: step motor is installed to inside one side of box, step motor is located air intake one side, step motor's output shaft installs the fan.

In order to prevent dust in the outside air from entering the silencing box and facilitate fuel oil addition, the utility model adopts a preferable scheme that: the air inlet and the air outlet are both provided with dust screens, the top end of the box body is provided with a groove, and one end of the groove is provided with a fuel filling port.

In order to accurately control each electric device by utilizing the control of the singlechip, the utility model is taken as a preferred scheme that: the engine, the stepping motor and the silencer are all electrically connected with the single-chip microcomputer controller, and the single-chip microcomputer controller is electrically connected with an external power supply.

Compared with the prior art, the utility model has the beneficial effects that:

1) the silencer is arranged, so that the sound generated by the engine is absorbed at the air outlet, the sound cannot be transmitted out from the air outlet, and the silencing effect is improved;

2) through the dust screen that is equipped with, can prevent that external dust from getting into the use and the heat dissipation of engine in the silence case and causing bad influence, through the step motor that is equipped with, step motor drives the fan and rotates the inside air flow speed that makes the silence case and accelerate to accelerate the radiating rate of engine.

Drawings

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

FIG. 2 is a schematic side view of the present invention;

FIG. 3 is a schematic view of the internal structure of the present invention.

In the figure: 1. a box body; 2. a mounting frame; 3. bolt holes; 4. a silencing mechanism; 41. an engine; 42. an air inlet pipe; 43. filtering with a screen; 44. a cylinder head; 45. an exhaust port; 46. a muffler; 5. an air outlet; 6. an air inlet; 7. an air inlet of an air filter; 8. a single chip controller; 9. a stepping motor; 10. a fan; 11. a dust screen; 12. a groove; 13. and a fuel filling port.

Detailed Description

The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.

Referring to fig. 1-3, the present invention provides a technical solution: the utility model provides a diesel generator silence case wind channel structure, includes

box

1, and 1 bottom both sides of box are equal fixed mounting have mounting bracket 2, and bolt hole 3 has been seted up to mounting bracket 2 bottom, and 1 internally mounted of box has noise cancelling mechanism 4, and 1 one side of box has seted up

air outlet

5, and 1 opposite side of box has seted up

air intake

6, and 1 one side of box is seted up there is air filter air inlet 7, and 1 outer wall one side of box installs single chip microcomputer controller 8.

It is specific, because engine 41 is inconvenient to carry, the staff installs engine 41 inside the silence case, in order to reach the purpose of convenient transportation, a plurality of mounting bracket 2 through the installation of silence case bottom, the staff uses the bolt to fix the installation of silence case, then control engine 41 through the singlechip controller 8 that is equipped with and move, the silence case has the function of making an uproar of falling that gives sound insulation simultaneously, make the staff need not to endure great noise when using engine 41, the circulation of air can be accelerated to air intake 6 and air outlet 5 that are equipped with, be convenient for dispel the heat to engine 41.

In this embodiment: the silencing mechanism 4 comprises an engine 41 arranged inside the box body 1, one side of the engine 41 is connected with an air inlet pipe 42, the other end of the air inlet pipe 42 is connected with an air filter air inlet 7 in a penetrating mode, a filter screen 43 is arranged on the air filter air inlet 7, a cylinder head 44 is arranged on the other side of the engine 41, an air outlet 45 is formed in one side of the cylinder head 44, a silencer 46 is arranged on the air outlet 45, and the silencer 46 is located on one side of the air outlet 5.

Specifically, the staff starts engine 41 through singlechip controller 8 that is equipped with, inhale the air through air filter air inlet 7 that is equipped with, the filter screen 43 that is equipped with can block the foreign matter in the air, prevent that the foreign matter from causing the destruction in getting into engine 41, waste gas is discharged from gas vent 45 in the course of the work of engine 41, discharging the static case via air outlet 5, through the silencer 46 that is equipped with, silencer 46 is located air outlet 5 one side can be with the noise absorption that engine 41 produced work and exhaust production, play the effect of sound insulation and inhale the sound.

In this embodiment: a stepping motor 9 is installed on one side inside the box body 1, the stepping motor 9 is located on one side of the air inlet 6, and a fan 10 is installed on an output shaft of the stepping motor 9.

Specifically, engine 41 can produce a lot of heats at the operation process and lead to the temperature rise of engine 41, need cool down engine 41 in order to make engine 41 steady operation, this static case internally mounted has step motor 9, step motor 9 is installed in air intake 6 one side, fan 10 is installed to step motor 9's output shaft, the staff starts step motor 9 through the singlechip controller 8 that is equipped with, step motor 9 drives fan 10 and rotates and inhale and blast engine 41 with higher speed with external air from air intake 6, accelerate the inside circulation of air of static case in order to reach rapid cooling's purpose.

In this embodiment: the air inlet 6 and the air outlet 5 are both provided with dust screens 11, the top end of the box body 1 is provided with a groove 12, and one end of the groove 12 is provided with a fuel filling port 13.

Specifically, since the outside air enters the electrostatic box with the dust, the dust entering the electrostatic box affects the operation of the engine 41, and the heat dissipation of the engine 41 is blocked, and the outside dust is blocked by the dust screen 11, thereby preventing the dust from entering the electrostatic box.

In this embodiment: the engine 41, the stepping motor 9 and the muffler 46 are electrically connected with the single chip microcomputer controller 8, and the single chip microcomputer controller 8 is electrically connected with an external power supply.

The working principle is as follows: when the diesel generator static sound box air duct structure is used, firstly, a worker installs the engine 41 in the static sound box, so that the worker can conveniently move and transport the engine 41, then the worker can conveniently fix the static sound box in a working place through a bolt through the mounting frame 2 installed at the bottom of the static sound box, then the worker starts the engine 41 through the provided single-chip microcomputer controller 8, the engine 41 starts to work and sucks air from the air filter air inlet 7, the provided filter screen 43 can prevent external foreign matters from entering the engine 41 from the air filter air inlet 7 and preventing the engine 41 from being damaged by the foreign matters, then the engine 41 exhausts waste gas from the exhaust port 45, the waste gas exhausts out of the static sound box from the air outlet 5, larger noise can be generated in the working process of the engine 41 to influence the work of the worker, and the silencer 46 is installed on one side of the air outlet 5 of the static sound box, absorb the noise that produces engine 41 through silencer 46, make the electrostatic tank have the effect of sound absorption that gives sound insulation, engine 41 can produce more heat in the course of the work, make the inside temperature rise of electrostatic tank influence the use of part, the staff starts step motor 9 through the singlechip controller 8 that is equipped with, step motor 9 drives fan 10 and rotates and inhales external air from air intake 6 and blow to engine 41 with higher speed, accelerate the inside circulation of air of electrostatic tank in order to reach rapid cooling's purpose, dust screen 11 that is equipped with can block external dust, prevent that the dust from getting into the work and the heat dissipation that the electrostatic tank influences engine 41.

Although the present invention has been described in detail with reference to the foregoing embodiments, it will be apparent to those skilled in the art that various changes, modifications, equivalents, and improvements may be made without departing from the spirit and scope of the utility model.

Claims

1. The utility model provides a diesel generator silence case wind channel structure, includes box (1), its characterized in that: the utility model discloses a box, including box (1), bolt hole (3), box (1) bottom both sides equal fixed mounting have mounting bracket (2), bolt hole (3) have been seted up to mounting bracket (2) bottom, box (1) internally mounted has noise cancelling mechanism (4), air outlet (5) have been seted up to box (1) one side, air intake (6) have been seted up to box (1) opposite side, box (1) one side is seted up empty filter air inlet (7), single chip microcomputer controller (8) are installed to box (1) outer wall one side.

2. The diesel generator mute box air duct structure according to claim 1, characterized in that: silencing mechanism (4) are including installing engine (41) at box (1) inside, engine (41) one side is connected with air-supply line (42), the air-supply line (42) other end alternates with empty filter air inlet (7) and is connected, filter screen (43) are installed to empty filter air inlet (7), cylinder head (44) are installed to engine (41) opposite side, gas vent (45) have been seted up to cylinder head (44) one side, silencer (46) are installed in gas vent (45), silencer (46) are located air outlet (5) one side.

3. The diesel generator mute box air duct structure according to claim 1, characterized in that: step motor (9) are installed to inside one side of box (1), step motor (9) are located air intake (6) one side, fan (10) are installed to the output shaft of step motor (9).

4. The diesel generator mute box air duct structure according to claim 1, characterized in that: the dustproof net (11) is installed at the air inlet (6) and the air outlet (5), a groove (12) is installed at the top end of the box body (1), and a fuel filling opening (13) is installed at one end of the groove (12).

5. The diesel generator mute box air duct structure according to claim 3, characterized in that: the engine (41), the stepping motor (9) and the silencer (46) are all electrically connected with the single chip microcomputer controller (8), and the single chip microcomputer controller (8) is electrically connected with an external power supply.