CN211370554U

CN211370554U - Improved structure of low-noise box body of diesel generating set

Info

Publication number: CN211370554U
Application number: CN201922056079.0U
Authority: CN
Inventors: 顾小兴; 段阳阳
Original assignee: JIANGSU XINGGUANG POWER GENERATION EQUIPMENT CO LTD
Current assignee: JIANGSU XINGGUANG POWER GENERATION EQUIPMENT CO LTD
Priority date: 2019-11-26
Filing date: 2019-11-26
Publication date: 2020-08-28
Anticipated expiration: 2029-11-26

Abstract

The utility model discloses a relate to diesel generating set low noise box technical field specifically is an improved structure of diesel generating set low noise box, including last box, the below of going up the box is provided with down the box, goes up the box and is close to the integrative second cardboard that is provided with of tip of box down, and the tip an organic whole that the box is close to down is provided with first cardboard, the setting of laminating inside and outside between first cardboard and the second cardboard. In the utility model, the first clamping plate and the second clamping plate which are mutually staggered and clamped are arranged at the joint of the upper box body and the lower box body, and the first clamping plate and the second clamping plate are reinforced and sealed by the rubber sealing layer with the magnetic suction plate at the inner layer, so that the phenomenon that the noise at the gap is spread out is avoided; the utility model discloses well middle and upper box and box inside all are provided with the vacuum cavity down, have good syllable-dividing effect, and be provided with in the vacuum cavity and inhale the sound subassembly, have further strengthened the effect of low noise.

Description

Improved structure of low-noise box body of diesel generating set

Technical Field

The utility model relates to a diesel generating set low noise box technical field specifically is an improvement structure of diesel generating set low noise box.

Background

The sealing performance of the low-noise box body of the diesel generator set is usually stronger to realize the effect of low noise, but the low-noise box body still has the following defects in the actual use process:

among the prior art, when diesel generating set low noise box reduced noise through sealed, the effect is more weak, and sound still can come out through the medium transmission, and the effect of low noise is relatively poor, especially in the position of box seam connection, the phenomenon that the noise transmission appears easily.

Therefore, an improved structure of a low-noise box body of a diesel generator set is provided to well solve the defects.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide an improvement structure of diesel generating set low noise box to solve the problem that proposes in the above-mentioned background art.

In order to achieve the above object, the utility model provides a following technical scheme: an improved structure of a low-noise box body of a diesel generating set comprises an upper box body, wherein a lower box body is arranged below the upper box body, a second clamping plate is integrally arranged at the end part of the upper box body, which is close to the lower box body, a first clamping plate is integrally arranged at the end part of the lower box body, which is close to the upper box body, an inner part and an outer part are arranged between the first clamping plate and the second clamping plate in a laminating manner, a rubber sealing layer is fixedly arranged on one surface, which is close to the second clamping plate, of the first clamping plate, a magnetic suction plate is arranged at the middle layer of the rubber sealing layer, one surface, which is far away from the first clamping plate, of the rubber sealing layer is hermetically laminated on one surface, which is close to the first clamping plate, vacuum cavities are respectively arranged inside the upper box body and the lower box body, a second vacuum cavity is arranged inside the, the first vacuum cavity is communicated with a vacuum cavity in the lower box body, and a sound absorption assembly is arranged in an inner cavity of the vacuum cavity.

Preferably, the bottom surface of the inner part of the lower box body is fixedly provided with rubber pads, and the rubber pads are arranged in rectangular plate shapes at equal intervals.

Preferably, inhale the sound subassembly and include the backup pad, inhale the cotton board of sound and inhale the sound arch, the backup pad is the fixed welding of rectangle platelike structure on the inner wall of vacuum chamber.

Preferably, the sound-absorbing cotton plates are arranged in two groups in a rectangular plate-shaped structure, and the two groups of sound-absorbing cotton plates are fixedly attached to two side faces of the supporting plate respectively.

Preferably, inhale the sound arch and be hemispherical shell structure, inhale the protruding integrative setting of sound on inhaling the cotton board of sound.

Preferably, the surface of the sound-absorbing bulge is provided with a plurality of groups of sound-absorbing holes which are communicated with the inside and the outside, and the sound-absorbing holes are of a circular hole-shaped structure.

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

1. in the utility model, the first clamping plate and the second clamping plate which are mutually staggered and clamped are arranged at the joint of the upper box body and the lower box body, and the first clamping plate and the second clamping plate are reinforced and sealed by the rubber sealing layer with the magnetic suction plate at the inner layer, so that the phenomenon that the noise at the gap is spread out is avoided;

2. the utility model discloses well middle and upper box and box inside all are provided with the vacuum cavity down, have good syllable-dividing effect, and be provided with in the vacuum cavity and inhale the sound subassembly, have further strengthened the effect of low noise.

Drawings

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

FIG. 2 is an enlarged schematic view of the structure at A in FIG. 1 according to the present invention;

FIG. 3 is an enlarged schematic view of the structure at B in FIG. 1 according to the present invention;

fig. 4 is the utility model discloses inhale sound subassembly structure sketch map.

In the figure: go up box 1, lower box 2, rubber pad 3, vacuum chamber 4, backup pad 5, first cardboard 6, second cardboard 7, first vacuum chamber 8, second vacuum chamber 9, rubber sealing layer 10, magnetism inhale board 11, inhale cotton board 12, inhale sound hole 13, inhale sound arch 14.

Detailed Description

The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.

Referring to fig. 1 to 4, the present invention provides a technical solution: an improved structure of a low-noise box body of a diesel generating set comprises an upper box body 1, wherein a lower box body 2 is arranged below the upper box body 1, rubber pads 3 are fixedly arranged on the inner bottom surface of the lower box body 2, a plurality of groups of the rubber pads 3 are arranged in a rectangular plate shape at equal intervals, the rubber pads 3 have the damping and buffering functions, bottom surface support is carried out when the diesel generating set is installed in the upper box body 1 and the lower box body 2, and large noise and abrasion caused by hard contact of the bottom of the diesel generating set are reduced;

an organic whole of tip that is close to lower box 2 at last box 1 is provided with second cardboard 7, the tip an organic whole that lower box 2 is close to last box 1 is provided with first cardboard 6, the laminating setting inside and outside between first cardboard 6 and the second cardboard 7, first cardboard 6 is close to fixedly on the one side of second cardboard 7 and is provided with rubber seal layer 10, the intermediate level of rubber seal layer 10 is provided with magnetism suction disc 11, the sealed laminating of the one side that is kept away from first cardboard 6 of rubber seal layer 10 is in the one side that second cardboard 7 is close to first cardboard 6, the inside of going up box 1 and lower box 2 all is provided with vacuum chamber 4, the inside of second cardboard 7 is provided with second vacuum chamber 9, second vacuum chamber 9 is linked together with the inside vacuum chamber 4 of last box 1, the inside of first cardboard 6 is provided with first vacuum chamber 8, first vacuum chamber 8 is linked together with the inside vacuum chamber 4 of lower box 2, be provided with in the inner chamber of vacuum chamber 4 and.

Wherein, inhale the sound subassembly and include backup pad 5, inhale cotton board 12 of sound and inhale sound arch 14, backup pad 5 is the fixed welding of rectangle platelike structure on the inner wall of vacuum chamber 4, inhales the sound subassembly and plays the effect of further noise reduction, cooperation vacuum chamber 4 uses.

The sound-absorbing cotton plates 12 are arranged in two groups in a rectangular plate structure, the two groups of sound-absorbing cotton plates 12 are fixedly attached to two side faces of the supporting plate 5 respectively, and the supporting plate 5 has the function of fixing the sound-absorbing cotton plates 12.

And inhale protruding 14 of sound and be hemispherical shell structure, inhale protruding 14 an organic whole of sound and set up on inhaling cotton board 12, inhale cotton board 12 of sound and have the effect of good absorption noise, and inhale the protruding 14 absorption of strengthening the noise of inhaling sound on cotton board 12 surface for sound makes a round trip to transmit between inhaling sound protruding 14 and eliminates.

The surface of the sound-absorbing protrusion 14 is provided with a plurality of groups of sound-absorbing holes 13 which are communicated with the inside and the outside, the sound-absorbing holes 13 are in a circular hole structure, and the sound-absorbing holes 13 can absorb sound into the sound-absorbing protrusion 14 for elimination.

The working principle is as follows: the joint of the upper box body 1 and the lower box body 2 is provided with a first clamping plate 6 and a second clamping plate 7 which are mutually staggered and clamped, the first clamping plate 6 and the second clamping plate 7 are reinforced and sealed by a rubber sealing layer 10 with a magnetic suction plate 11 on the inner layer, the magnetic suction plate 11 is adsorbed and fixed on the first clamping plate 6 and the second clamping plate 7, the first clamping plate 6 and the second clamping plate 7 can be made of stainless steel components, the magnetic suction plate 11 enhances the joint degree between the rubber sealing layer 10 and the clamping plates, the phenomenon of noise spread at the joint is avoided, a first vacuum chamber 8 and a second vacuum chamber 9 are respectively arranged in the first clamping plate 6 and the second clamping plate 7, the double-layer vacuum arrangement is good in sound insulation effect, the vacuum chambers 4 are respectively arranged in the upper box body 1 and the lower box body 2, the sound insulation effect is good, the sound absorption components are arranged in the vacuum chambers 4, and the low-noise effect is further enhanced, when sound enters from inhaling sound hole 13, absorb the noise through inhaling cotton board 12 of sound and inhaling protruding 14 absorption noise, reduce the transmission of noise, wherein, inhale the cotton board 12 of sound protruding 14 and inhaling sound and be the cotton component and make, have good sound effect of inhaling.

Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the invention, the scope of which is defined in the appended claims and their equivalents.

Claims

1. The utility model provides an improvement structure of diesel generating set low noise box, includes box (1), its characterized in that: a lower box body (2) is arranged below the upper box body (1), a second clamping plate (7) is integrally arranged at the end part, close to the lower box body (2), of the upper box body (1), a first clamping plate (6) is integrally arranged at the end part, close to the upper box body (1), of the lower box body (2), the first clamping plate (6) and the second clamping plate (7) are arranged in an inner-outer fit mode, a rubber sealing layer (10) is fixedly arranged on one surface, close to the second clamping plate (7), of the first clamping plate (6), a magnetic suction plate (11) is arranged in the middle layer of the rubber sealing layer (10), one surface, far away from the first clamping plate (6), of the rubber sealing layer (10) is tightly attached to one surface, close to the first clamping plate (6), of the second clamping plate (7), vacuum cavities (4) are arranged inside the upper box body (1) and the lower box body (2), and a second vacuum cavity (9) is arranged inside the second, the second vacuum cavity (9) is communicated with the vacuum cavity (4) inside the upper box body (1), the first vacuum cavity (8) is arranged inside the first clamping plate (6), the first vacuum cavity (8) is communicated with the vacuum cavity (4) inside the lower box body (2), and a sound absorption assembly is arranged in the inner cavity of the vacuum cavity (4).

2. The improved structure of the low-noise box body of the diesel generator set according to claim 1, characterized in that: the bottom surface of the inner part of the lower box body (2) is fixedly provided with rubber pads (3), and the rubber pads (3) are in rectangular plate shapes and are equidistantly provided with a plurality of groups.

3. The improved structure of the low-noise box body of the diesel generator set according to claim 1, characterized in that: inhale the sound subassembly and include backup pad (5), inhale sound cotton board (12) and inhale sound arch (14), backup pad (5) are fixed welding of rectangle platelike structure on the inner wall of vacuum chamber (4).

4. The improved structure of the low-noise box body of the diesel generator set according to claim 3, characterized in that: the sound-absorbing cotton plates (12) are arranged in a rectangular plate structure and are two groups, and the two groups of sound-absorbing cotton plates (12) are fixedly attached to two side faces of the supporting plate (5) respectively.

5. The improved structure of the low-noise box body of the diesel generator set according to claim 3, characterized in that: inhale protruding (14) of sound and be hemispherical shell structure, inhale protruding (14) an organic whole of sound and set up on inhaling cotton board (12).

6. The improved structure of the low-noise box body of the diesel generator set according to claim 5, characterized in that: the surface of the sound absorption bulge (14) is provided with a plurality of groups of sound absorption holes (13) which are communicated with the inside and the outside, and the sound absorption holes (13) are of circular hole-shaped structures.