CN213510863U

CN213510863U - Mute unit

Info

Publication number: CN213510863U
Application number: CN202022478986.7U
Authority: CN
Inventors: 杨大璐
Original assignee: CHANGZHOU SHUNFENG POWER GENERATION EQUIPMENT CO LTD
Current assignee: CHANGZHOU SHUNFENG POWER GENERATION EQUIPMENT CO LTD
Priority date: 2020-10-30
Filing date: 2020-10-30
Publication date: 2021-06-22
Anticipated expiration: 2030-10-30

Abstract

The utility model discloses a mute unit, which comprises a box body, a power generation assembly and a silencer; the power generation assembly comprises a diesel engine, a generator and a heat dissipation water tank which are respectively arranged on a top plate of the diesel oil tank, and a smoke exhaust pipe of the silencer is arranged on a top cover of the box body through an installation mechanism and is communicated with a smoke exhaust port of the diesel engine; the diesel oil tank is communicated with the diesel engine to supply diesel oil to the diesel engine, the diesel engine is connected with the generator to drive the generator to generate electricity, and the heat dissipation water tank is communicated with a water cooling channel of the diesel engine to cool the diesel engine. The utility model discloses a structure is tight short, and is rationally distributed, and transportation and maintenance are convenient, still have the noise reduction effect.

Description

Mute unit

Technical Field

The utility model relates to a silence unit.

Background

Most of the components in the existing mute unit occupy more space, the structure is unreasonable, the volume of the whole mute unit is huge, the occupied area is large, the mute unit is not easy to pack, and the transportation is inconvenient.

Disclosure of Invention

The utility model aims to solve the technical problem that overcome prior art's defect, provide a silence unit, its structure is tight short, and is rationally distributed, and transportation and maintenance are convenient, still has noise reduction.

In order to solve the technical problem, the technical scheme of the utility model is that: a mute unit comprises a box body, a power generation assembly and a silencer; wherein,

the bottom in the box body is provided with a diesel oil tank, the power generation assembly comprises a diesel engine, a generator and a heat dissipation water tank which are respectively arranged on a top plate of the diesel oil tank, and a smoke exhaust pipe of the silencer is arranged on a top cover of the box body through an installation mechanism and is communicated with a smoke exhaust port of the diesel engine;

the diesel oil tank is communicated with the diesel engine to supply diesel oil to the diesel engine, the diesel engine is connected with the generator to drive the generator to generate electricity, and the heat dissipation water tank is communicated with a water cooling channel of the diesel engine to cool the diesel engine.

In order to further reduce the vibration transmitted to the box body by the diesel engine and the generator as much as possible, shock absorbing pads are respectively arranged between the diesel engine and a top plate of the diesel oil tank and between the generator and the top plate of the diesel oil tank.

In order to further filter the air entering the diesel engine, the power generation assembly also comprises an air filter which is communicated with the air inlet of the diesel engine and is used for filtering the air entering the diesel engine;

further in order to filter the diesel entering the diesel engine, the power generation assembly further comprises a diesel filter element which is arranged between the diesel oil tank and the oil pump of the diesel engine and is used for filtering the diesel entering the oil pump from the diesel oil tank.

Further in order to facilitate air inlet, the side wall of the box body is provided with a plurality of air inlets.

Further, in order to absorb the vibration of high frequency and medium and low frequency on the side wall of the box body to achieve the effect of noise reduction, at least one water injection type vibration-proof and noise-reduction tile is installed on the inner surface of the side wall of the box body.

The water injection type shockproof noise-reducing tile comprises a noise-reducing tile body, wherein the noise-reducing tile body is provided with a cavity, and the noise-reducing tile body is provided with a water filling opening which is communicated with the cavity and used for filling water into the cavity and can be sealed.

In order to further facilitate the installation of the silencing tile body on the side wall of the box body, the silencing tile body is provided with at least one installation hole, and the inner surface of the side wall of the box body is provided with studs which correspond to the installation holes one by one; wherein,

the studs penetrate through the corresponding mounting holes and are screwed with nuts, so that the silencing tile body is fixed on the side wall of the box body through the nuts.

Further provided is a concrete structure of a mounting mechanism including a cover plate provided with a through-hole, the cover plate being mounted on the cover plate so as to cover the through-hole, and a heat insulating support pad being provided between the cover plate and the cover plate so that the cover plate does not contact the cover plate; wherein,

the cover plate is provided with a through hole, and the smoke exhaust port of the diesel engine and the inlet of the smoke exhaust pipe of the silencer are respectively communicated with the through hole.

The connection and the disassembly between the smoke exhaust port of the diesel engine and the cover plate are further facilitated, the connection and the disassembly between the smoke exhaust pipe of the silencer and the cover plate are facilitated, the smoke exhaust port of the diesel engine is communicated with the through hole through a corrugated pipe, the lower end of the corrugated pipe is communicated with the smoke exhaust port of the diesel engine through a transfer flange, the upper end of the corrugated pipe is connected with the lower surface of the cover plate through a corrugated pipe mounting flange, and the central hole of the corrugated pipe mounting flange is opposite to the through hole;

the inlet of the smoke exhaust pipe is connected with the upper surface of the cover plate through the smoke exhaust pipe mounting flange, and the central hole of the smoke exhaust pipe mounting flange is opposite to the through hole.

Further, in order to enable the mounting mechanism to have a rainproof effect, the top cover is provided with a protruding portion protruding upwards, the through hole is formed in the protruding portion, and the cover plate is provided with a circumferential rib surrounding the outer wall of the protruding portion.

After adopting above-mentioned technical scheme, utility model has following beneficial effect:

1. the utility model discloses a diesel oil tank sets up in the bottom of box, adopts the design of sinking, and each part of electricity generation subassembly is installed on the roof of diesel oil tank, and the silence unit of this kind of structure has saved each support, has saved the space that the diesel oil tank accounts for to the utmost extent, and the structure of whole silence unit is tight, and is rationally distributed, maintains convenient operation, and the transportation is also convenient, also makes things convenient for whole vanning, still has the noise reduction effect;

2. the utility model discloses at the lateral wall of box installation water injection formula noise damping tile that takes precautions against earthquakes, in the process of using, fill water in the cavity of noise damping tile body, and seal the mouth of watering, noise damping tile body absorbs high frequency and medium and low frequency vibrations on the lateral wall of box through its deformation when increasing the weight of box, thereby reach the effect of making an uproar that falls, the noise reduction effect is good, and the low cost of water injection formula shock attenuation noise damping tile, and then greatly reduced the cost of box, just the utility model discloses a water injection formula shock attenuation noise damping tile installs and changes conveniently on the box;

3. the utility model discloses install the apron on the top cap of box, set up thermal-insulated supporting pad between apron and the top cap for apron and top cap contactless, diesel engine's exhaust port and silencer's the import of exhaust pipe are connected with the apron respectively, the utility model discloses an installation mechanism supports intensity well, can install the exhaust pipe of silencer on the top cap of box well, because the apron does not contact with the top cap, makes installation mechanism have low heat conductivity, has greatly reduced diesel engine's exhaust port and silencer's exhaust pipe and has transmitted the heat on the box, and high temperature can not transmit the surface of box, can not destroy the plastic powder coating of box surface coating, and then makes the box have good corrosion-resistant and oxidation resistance under high temperature environment; the smoke outlet of the diesel engine is connected with the cover plate through the corrugated pipe, the length and the angle of the corrugated pipe are convenient to adjust, and therefore the connection difficulty is reduced; the corrugated pipe and the smoke exhaust pipe of the silencer are respectively connected with the cover plate through flanges, so that the corrugated pipe and the smoke exhaust pipe are convenient to install and disassemble; the setting of the bellying on the top cap can avoid lapping ponding, prevents effectively that the rainwater from getting into in the box, the apron have enclose in the outer circumference flange of bellying further prevents that the rainwater from getting into in the box from the gap between apron and the top cap, the utility model discloses an installation mechanism has good rain-proof water function.

Drawings

Fig. 1 is a schematic structural diagram of a mute unit of the present invention;

fig. 2 is a schematic structural diagram of the interior of the mute unit of the present invention;

FIG. 3 is a schematic structural view of the water injection type shockproof and soundproof tile of the present invention;

FIG. 4 is a schematic structural view of the water-injection type shockproof and soundproof tile of the present invention installed on the inner surface of the side wall of the box body;

fig. 5 is an exploded view of the mounting mechanism of the present invention.

Detailed Description

In order that the present invention may be more readily and clearly understood, the following detailed description of the present invention is provided in connection with the accompanying drawings.

As shown in fig. 1, 2, 3, 4 and 5, a mute unit comprises a box body 1, a power generation assembly and a silencer 2; wherein,

the bottom in the box body 1 is provided with a diesel oil tank 3, the power generation assembly comprises a diesel engine 41, a power generator 42 and a heat dissipation water tank 43 which are respectively arranged on a top plate of the diesel oil tank 3, and a smoke exhaust pipe of the silencer 2 is arranged on a top cover of the box body 1 through an installation mechanism and is communicated with a smoke exhaust port of the diesel engine 41;

the diesel oil tank 3 is communicated with the diesel engine 41 to supply diesel oil to the diesel engine 41, the diesel engine 41 is connected with the generator 42 to drive the generator 42 to generate electricity, and the heat radiation water tank 43 is communicated with the water cooling channel of the diesel engine 41 to cool the diesel engine 41.

In this embodiment, the body of the muffler 2 is fixed to the top cover of the case 1.

Specifically, the utility model discloses a diesel oil tank 3 sets up in the bottom of box 1, adopts the design of sinking, and each part of electricity generation subassembly is installed on diesel oil tank 3's roof, and each support has been saved to the silence unit of this kind of structure, has saved the shared space of diesel oil tank 3 to the at utmost, and the structure of whole silence unit is tight short, and is rationally distributed, maintains convenient operation, and the transportation is also convenient, also makes things convenient for whole vanning, still has noise reduction effect.

As shown in fig. 2, in order to reduce vibrations transmitted to the case 1 from the diesel engine 41 and the generator 42 as much as possible, shock absorbing pads 5 are provided between the diesel engine 41 and the ceiling of the diesel tank 3 and between the generator 42 and the ceiling of the diesel tank 3, respectively.

As shown in fig. 2, in order to filter the diesel and/or air entering the diesel engine 41, the power generation assembly further includes:

an air filter 44 communicating with an air intake port of the diesel engine 41 and filtering air entering the diesel engine 41;

and/or a diesel filter element 45 arranged between the diesel tank 3 and the oil pump of the diesel engine 41 and used for filtering diesel oil entering the oil pump from the diesel tank 3.

As shown in fig. 1, for facilitating air intake, the side wall of the box body 1 is provided with a plurality of air inlets 11.

As shown in fig. 4, in order to absorb the high and medium frequency vibration on the side wall of the box body 1 to achieve the noise reduction effect, at least one water injection type vibration-proof and noise-reduction tile is installed on the inner surface of the side wall of the box body 1.

As shown in fig. 3 and 4, the water injection type shockproof and noise reduction tile comprises a noise reduction tile body 61, the noise reduction tile body 61 is provided with a cavity, and the noise reduction tile body 61 is provided with a water filling port 62 which is communicated with the cavity and used for filling water into the cavity and can be sealed.

In this embodiment, in order to fill water into the cavity through the water filling port 62, the anechoic tile body 61 is further provided with an exhaust port 63 which is communicated with the cavity and can be closed. After the cavity of the anechoic tile body 61 is filled with water, the exhaust port 63 is also sealed. The material of the anechoic tile body 61 is polyethylene. The silencing tile body 61 is a blow molding piece.

As shown in fig. 3 and 4, in order to facilitate the installation of the anechoic tile body 61 on the side wall of the box body 1, the anechoic tile body 61 is provided with at least one installation hole 64, and the inner surface of the side wall of the box body 1 is provided with studs corresponding to the installation holes 64 one to one; wherein,

the studs pass through the corresponding mounting holes 64 and then are screwed with nuts, so that the silencing tile body 61 is fixed on the side wall of the box body 1 through the nuts.

In the present embodiment, each of the muffling tile bodies 61 is provided with four mounting holes 64, and the four mounting holes 64 are arranged in a two-by-two matrix. The water injection type damping and silencing tile is convenient to install and replace on the box body 1. The lateral wall of box 1 is the sheet metal component, the stud welding is on the internal surface of sheet metal component.

Specifically, the utility model discloses at the shockproof amortization tile of box 1's side wall mounting water injection formula, at the in-process that uses, fill water in the cavity of past amortization tile body 61 to seal the mouth of watering 62, the amortization tile body 61 is in the weight of increase box 1, absorb high frequency and well low frequency vibrations on the lateral wall of box 1 through its deformation, thereby reach the effect of making an uproar that falls, the noise reduction effect is good, and the low cost of water injection formula shock attenuation amortization tile, and then greatly reduced the cost of box 1, just the utility model discloses a water injection formula shock attenuation amortization tile is installed and is changed conveniently on box 1.

As shown in fig. 1 and 5, the mounting mechanism comprises a cover plate 71, the cover plate 71 is provided with a through hole 12, the cover plate 71 is mounted on the cover plate and covers the through hole 12, and a heat insulation support pad 72 is arranged between the cover plate 71 and the cover plate so that the cover plate 71 is not in contact with the cover plate; wherein,

the cover plate 71 is provided with a through hole 711, and the smoke exhaust port of the diesel engine 41 and the inlet of the smoke exhaust pipe of the muffler 2 are respectively communicated with the through hole 711.

In this embodiment, the cover plate 71 is mounted to the top cover by bolts that pass through the thermally insulating support pad 72. The cover plate 71 is a corrosion-resistant metal cover plate with low thermal conductivity, and in order to enhance the corrosion resistance and the aesthetic property of the box body 1, a plastic powder coating is coated on the surface of the box body 1.

As shown in fig. 5, in order to facilitate the connection and the detachment between the smoke exhaust port of the diesel engine 41 and the cover plate 71 and the connection and the detachment between the smoke exhaust pipe of the muffler 2 and the cover plate 71, the smoke exhaust port of the diesel engine 41 is communicated with the through hole 711 through a corrugated pipe 73, the lower end of the corrugated pipe 73 is communicated with the smoke exhaust port of the diesel engine 41 through an adapter flange 74, the upper end of the corrugated pipe 73 is connected with the lower surface of the cover plate 71 through a corrugated pipe mounting flange 75, and the central hole of the corrugated pipe mounting flange 75 faces the through hole 711;

the inlet of the smoke exhaust pipe is connected with the upper surface of the cover plate 71 through a smoke exhaust pipe mounting flange 76, and the central hole of the smoke exhaust pipe mounting flange 76 is opposite to the through hole 711.

In this embodiment, a lower graphite gasket 77 is disposed between the bellows mounting flange 75 and the cover plate 71. An upper graphite gasket 78 is arranged between the smoke exhaust pipe mounting flange 76 and the cover plate 71.

Specifically, the bolts 14 are located at a relatively long distance from the bellows 73 and the smoke exhaust pipe, and the amount of heat transferred to the case 1 is limited.

As shown in fig. 5, in order to make the mounting means rain-proof, the cover has a projection 8 projecting upwards, the through-hole 12 is provided in the projection 8, and the cover 71 has a circumferential rib 712 around the periphery of the projection 8.

In the present embodiment, a gap is left between the inner surface of the circumferential rib 712 and the outer surface of the circumferential wall of the boss 8, and a gap is also left between the lower end of the circumferential rib 712 and the root of the boss 8.

Specifically, install apron 71 on the top cap of box 1, set up thermal-insulated supporting pad 72 between apron 71 and the top cap, make apron 71 and top cap contactless, the import of the exhaust fume pipe of diesel engine 41 and silencer 2 is connected with apron 71 respectively, the utility model discloses an installation mechanism supports intensity well, can install the exhaust fume pipe of silencer 2 on the top cap of box 1 well, because apron 71 does not contact with the top cap, makes installation mechanism have low heat conductivity, has greatly reduced the exhaust fume pipe of diesel engine 41 and silencer 2 and has transmitted the heat on box 1, and high temperature can not transmit the surface of box 1, can not destroy the moulding powder coating of box 1 surface coating, and then makes box 1 have good corrosion-resistant and oxidation resistance under the high temperature environment; the smoke exhaust port of the diesel engine 41 is connected with the cover plate 71 through the corrugated pipe 73, the length and the angle of the corrugated pipe 73 are convenient to adjust, and therefore the connection difficulty is reduced; the corrugated pipe 73 and the smoke exhaust pipe of the silencer 2 are respectively connected with the cover plate 71 through flanges, so that the installation and the disassembly are convenient; the setting of bellying 8 on the top cap can avoid lapping 71 ponding, effectively prevents that the rainwater from getting into in the box 1, lap 71 have enclose in the outer circumference flange 712 of bellying 8 further prevents that the rainwater from getting into in the box 1 from the gap between apron 71 and the top cap, the utility model discloses an installation mechanism has good rain-proof water function.

The above-mentioned embodiments further explain in detail the technical problems, technical solutions and advantages solved by the present invention, and it should be understood that the above only is a specific embodiment of the present invention, and is not intended to limit the present invention, and any modifications, equivalent substitutions, improvements, etc. made within the spirit and principle of the present invention should be included in the scope of the present invention.

In the description of the present invention, it is to be understood that the terms indicating orientation or positional relationship are based on the orientation or positional relationship shown in the drawings, and are only for convenience of description and simplification of description, and do not indicate or imply that the equipment or elements referred to must have a specific orientation, be constructed and operated in a specific orientation, and thus, should not be construed as limiting the present invention.

In the present invention, unless otherwise expressly stated or limited, the terms "mounted," "connected," and "fixed" are to be construed broadly and may, for example, be fixedly connected, detachably connected, or integrally formed; can be mechanically or electrically connected; either directly or indirectly through intervening media, either internally or in any other relationship. The specific meaning of the above terms in the present invention can be understood according to specific situations by those skilled in the art.

In the description of the present invention, it should be noted that the terms "center", "upper", "lower", "left", "right", "vertical", "horizontal", "inner", "outer", and the like indicate the position or positional relationship based on the position or positional relationship shown in the drawings, or the position or positional relationship which is usually placed when the product of the present invention is used, and are only for convenience of description and simplification of the description, but do not indicate or imply that the device or element referred to must have a specific position, be constructed and operated in a specific orientation, and thus, should not be construed as limiting the present invention. Furthermore, the terms "first," "second," "third," and the like are used solely to distinguish one from another and are not to be construed as indicating or implying relative importance.

Furthermore, the terms "horizontal", "vertical", "overhang" and the like do not imply that the components are required to be absolutely horizontal or overhang, but may be slightly inclined. For example, "horizontal" merely means that the direction is more horizontal than "vertical" and does not mean that the structure must be perfectly horizontal, but may be slightly inclined.

In the present disclosure, unless otherwise expressly stated or limited, the first feature may comprise both the first and second features directly contacting each other, and also may comprise the first and second features not being directly contacting each other but being in contact with each other by means of further features between them. Also, the first feature being above, on or above the second feature includes the first feature being directly above and obliquely above the second feature, or merely means that the first feature is at a higher level than the second feature. A first feature that underlies, and underlies a second feature includes a first feature that is directly under and obliquely under a second feature, or simply means that the first feature is at a lesser level than the second feature.

Claims

1. A mute unit is characterized in that,

the power generation device comprises a box body (1), a power generation assembly and a silencer (2); wherein,

the bottom in the box body (1) is provided with a diesel oil tank (3), the power generation assembly comprises a diesel engine (41), a power generator (42) and a heat dissipation water tank (43) which are respectively arranged on a top plate of the diesel oil tank (3), and a smoke exhaust pipe of the silencer (2) is arranged on a top cover of the box body (1) through an installation mechanism and is communicated with a smoke exhaust port of the diesel engine (41);

the diesel oil tank (3) is communicated with the diesel engine (41) to supply diesel oil to the diesel engine (41), the diesel engine (41) is connected with the generator (42) to drive the generator (42) to generate electricity, and the heat dissipation water tank (43) is communicated with a water cooling channel of the diesel engine (41) to cool the diesel engine (41).

2. The mute assembly according to claim 1,

shock absorption pads (5) are respectively arranged between the diesel engine (41) and the top plate of the diesel oil tank (3) and between the generator (42) and the top plate of the diesel oil tank (3).

3. The mute assembly according to claim 1,

the power generation assembly further includes:

an air filter (44) communicating with an air intake of the diesel engine (41) and for filtering air entering the diesel engine (41);

and/or a diesel filter element (45) which is arranged between the diesel oil tank (3) and an oil pump of the diesel engine (41) and is used for filtering diesel oil entering the oil pump from the diesel oil tank (3).

4. The mute assembly according to claim 1,

the side wall of the box body (1) is provided with a plurality of air inlets (11).

5. The mute assembly according to claim 1,

at least one water injection type shockproof and silencing tile is installed on the inner surface of the side wall of the box body (1).

6. The mute assembly according to claim 5,

the water injection type shockproof noise-reduction tile comprises a noise-reduction tile body (61), wherein the noise-reduction tile body (61) is provided with a cavity, and the noise-reduction tile body (61) is provided with a water filling opening (62) which is communicated with the cavity to fill water into the cavity and can be sealed.

7. The mute assembly according to claim 6,

the anechoic tile body (61) is provided with at least one mounting hole (64), and the inner surface of the side wall of the box body (1) is provided with studs which correspond to the mounting holes (64) one by one; wherein,

the studs penetrate through the corresponding mounting holes (64) and then are screwed with nuts, so that the silencing tile body (61) is fixed on the side wall of the box body (1) through the nuts.

8. The mute assembly according to claim 1,

the mounting mechanism comprises a cover plate (71), a through hole (12) is arranged on the top cover, the cover plate (71) is mounted on the top cover and covers the through hole (12), and a heat insulation supporting pad (72) is arranged between the cover plate (71) and the top cover so that the cover plate (71) is not in contact with the top cover; wherein,

the cover plate (71) is provided with a through hole (711), and a smoke exhaust port of the diesel engine (41) and an inlet of a smoke exhaust pipe of the silencer (2) are respectively communicated with the through hole (711).

9. The mute assembly according to claim 8,

the smoke outlet of the diesel engine (41) is communicated with the through hole (711) through a corrugated pipe (73), the lower end part of the corrugated pipe (73) is communicated with the smoke outlet of the diesel engine (41) through an adapter flange (74), the upper end part of the corrugated pipe is connected with the lower surface of the cover plate (71) through a corrugated pipe mounting flange (75), and the central hole of the corrugated pipe mounting flange (75) is over against the through hole (711);

the inlet of the smoke exhaust pipe is connected with the upper surface of the cover plate (71) through a smoke exhaust pipe mounting flange (76), and the central hole of the smoke exhaust pipe mounting flange (76) is opposite to the through hole (711).

10. The mute assembly according to claim 8,

the top cover is provided with a convex part (8) which protrudes upwards, the through hole (12) is arranged on the convex part (8), and the cover plate (71) is provided with a circumferential rib (712) which surrounds the periphery wall of the convex part (8).