CN107178422B - A vibration/noise reduction silence case for diesel generator - Google Patents
A vibration/noise reduction silence case for diesel generator Download PDFInfo
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- CN107178422B CN107178422B CN201710591579.7A CN201710591579A CN107178422B CN 107178422 B CN107178422 B CN 107178422B CN 201710591579 A CN201710591579 A CN 201710591579A CN 107178422 B CN107178422 B CN 107178422B
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- Prior art keywords
- base
- supporting
- fixed
- damping
- cross beam
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Classifications
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F02—COMBUSTION ENGINES; HOT-GAS OR COMBUSTION-PRODUCT ENGINE PLANTS
- F02B—INTERNAL-COMBUSTION PISTON ENGINES; COMBUSTION ENGINES IN GENERAL
- F02B77/00—Component parts, details or accessories, not otherwise provided for
- F02B77/11—Thermal or acoustic insulation
- F02B77/13—Acoustic insulation
Abstract
The invention discloses a shock-absorbing noise-reducing sound box for a diesel generator, which comprises main beams, wherein auxiliary beams connected with the inner sides of the main beams are arranged between the main beams which are arranged in parallel, shock-absorbing devices are arranged on the upper sides of the auxiliary beams, mounting bases connected with the main beams are arranged between the auxiliary beams, and auxiliary supporting devices are arranged between the mounting bases; a mute box body is arranged on the upper side of the main beam; the vibration reduction device is uniformly distributed at the bottom of the diesel generator, so that the vibration of the diesel generator can be effectively reduced; the box body of the silent sound box is of an integral structure and has no gap, and the silent sound box is attached to the fixed side plate during installation, so that the inside and the outside of the box body are isolated, and the sound transmission is reduced; according to the invention, the diesel generator is isolated from the outside, and the damping and noise reduction device capable of effectively reducing the vibration of the diesel engine is arranged in the box body, so that the vibration is reduced, the source of noise is reduced, and the silencing efficiency is improved.
Description
Technical Field
The invention relates to a sound box, in particular to a vibration and noise reduction sound box for a diesel generator.
Background
The diesel generator is a small power generating equipment, and is a power machine using diesel oil as fuel and using diesel engine as prime mover to drive generator to generate power. The common problems of the diesel engine generator during working are that the vibration is large, the noise is also large, and the rest of surrounding residents can be influenced when the diesel engine generator works in a residential area. In the prior art, people neglect the problem and directly fix the diesel generator on the movable trolley or the base to directly work.
Disclosure of Invention
The invention provides a shock-absorbing noise-reducing sound box for a diesel generator, aiming at solving the problems of huge vibration and generated noise of the diesel generator during working.
The purpose of the invention can be realized by the following technical scheme:
a shock-absorbing noise-reducing sound box for a diesel generator comprises main beams, auxiliary beams connected with the inner sides of the main beams are arranged between the main beams which are arranged in parallel, a shock-absorbing device is arranged on the upper sides of the auxiliary beams, mounting bases connected with the main beams are arranged between the auxiliary beams, and auxiliary supporting devices are arranged between the mounting bases; the upper side of the main beam is provided with a mute box body.
The main beam comprises a first cross beam and a second cross beam which are arranged in parallel, a supporting beam which is connected with two ends and is vertically arranged is arranged between the first cross beam and the second cross beam, and the length of the second cross beam is longer than that of the first cross beam.
The second cross beam is provided with a first fixed side plate, and the outer side of the first fixed side plate and the end side of the first cross beam are positioned on the same plane; and a second fixed side plate connected with two ends is arranged between the main beams, and the outer side of the second fixed side plate and the end side of the main beam are positioned on the same plane.
A base bottom plate is arranged on the lower side of the main beam, and two ends of the base bottom plate are provided with filler strips; and one side of the first fixed side plate is provided with a fixed through hole which penetrates through the second cross beam and the base bottom plate.
Damping device includes the base, and the base is whole to be the rhombus, and the both sides of base all are equipped with the through-hole that is used for fixed damping device, are equipped with first spacing boss on the base, and first spacing boss upside is equipped with the spacing cylinder that the inside was hollowed out, and spacing cylinder inboard is equipped with the elastic component spacing groove, and the elastic component spacing groove is fixed at the base upside, and the elastic component spacing inslot is equipped with first elastic component.
First spacing boss top is equipped with the spacing boss of second, and the spacing boss upside of second is equipped with the support cylinder, and the support cylinder is hollow cylinder, supports the laminating of cylindrical inboard and spacing cylindrical outside to the upper end of first elastic component and the inboard fixed connection in support cylindrical top.
The mounting base comprises symmetrical clamping blocks, a cross rod is arranged between the clamping blocks and fixedly connected with the clamping blocks, a right-angle clamping groove is formed in the outer side of each clamping block, and the mounting base is clamped with the cross beam and the supporting beam through the right-angle clamping grooves; the outer terminal surface slope of screens piece, screens piece upper end level.
The auxiliary supporting device comprises a supporting base, wherein two symmetrical damping bottom plates which are distributed in an array mode are arranged on the upper side of the supporting base, a groove is formed in each damping bottom plate, a damping supporting seat is arranged on the outer side of each damping bottom plate, a guide pillar is arranged inside each damping supporting seat, and the guide pillars are arranged in the grooves.
A second elastic piece is arranged between the damping bottom plates, the upper end of the second elastic piece is fixed on the inner side of the top end of the damping supporting seat, and the lower end of the second elastic piece is fixed on the supporting base; a fixed supporting plate is arranged between the shock absorption supporting seats; the supporting base is fixed on the upper side of the base bottom plate.
The girder upside is equipped with the silence case box, the hollow cubic structure of silence case box formula as an organic whole, and the downside of silence case box is located the upside of second crossbeam upside and filler strip, and the inboard of silence case box is laminated with the outside of first fixed curb plate, the fixed curb plate of second respectively.
The invention has the beneficial effects that:
1. the vibration reduction device is uniformly distributed at the bottom of the diesel generator, so that the vibration of the diesel generator can be effectively reduced, and the source of sound is reduced while the vibration is reduced;
2. the bottom end of the auxiliary supporting device is provided with an exposed elastic part which is not in contact with the side wall, the auxiliary supporting device supports the diesel generator, meanwhile, the elastic part at the bottom end can relieve the vibration of the diesel generator, and the elastic vibration of the auxiliary supporting device is utilized to neutralize the sound;
3. the box body of the silent sound box is of an integral structure and has no gap, and the silent sound box is attached to the fixed side plate during installation, so that the inside and the outside of the box body are isolated, and the sound transmission is reduced;
4. according to the invention, the diesel generator is isolated from the outside, and the damping and noise reduction device capable of effectively reducing the vibration of the diesel engine is arranged in the box body, so that the vibration is reduced, the source of noise is reduced, and the silencing efficiency is improved.
Drawings
The invention will be further described with reference to the accompanying drawings.
FIG. 1 is an exploded schematic view of the mute of the present invention;
FIG. 2 is a schematic view of a main beam structure;
FIG. 3 is an exploded schematic view of a shock absorbing device;
FIG. 4 is a schematic view of a mounting base construction;
FIG. 5 is a schematic view of the structure of the auxiliary supporting device;
FIG. 6 is a partial cross-sectional view of the supplemental support device;
fig. 7 is a schematic diagram of a base floor structure.
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.
In the description of the present invention, it is to be understood that the terms "opening," "upper," "lower," "thickness," "top," "middle," "length," "inner," "peripheral," and the like are used in an orientation or positional relationship that is merely for convenience in describing and simplifying the description, and do not indicate or imply that the referenced component or element must have a particular orientation, be constructed and operated in a particular orientation, and thus should not be considered as limiting the present invention.
The utility model provides a vibration/noise reduction sound box for diesel generator, includes girder 1, as shown in figure 1, the whole parallel arrangement of girder 1, girder 1 includes two first crossbeams 11 and the second crossbeam 12 of parallel arrangement each other, as shown in figure 2, be equipped with the supporting beam 13 of connecting the vertical setting at both ends between first crossbeam 11 and the second crossbeam 12, wherein, the length of second crossbeam 12 is longer than the length of first crossbeam 11, second crossbeam 12 and supporting beam 13 have constituted the main supporting structure part of sound box.
A first fixed side plate 14 is arranged on the second cross beam 12, wherein the outer side of the first fixed side plate 14 and the end side of the first cross beam 11 are positioned on the same plane; a second fixed side plate 15 connecting two ends is arranged between the main beams 1, as shown in fig. 1, the outer side of the second fixed side plate 15 and the end side of the main beam 1 are positioned on the same plane. The first fixed side plate 14 and the second fixed side plate 15 are used for fixing the box body of the mute box, and the fixing mode is self-tapping screw fixing or punching and screwing bolt fixing.
A base bottom plate 16 is arranged on the lower side of the main beam 1, the structure of the base bottom plate 16 is shown in fig. 7, and two ends of the base bottom plate 16 are provided with filler strips 17; one side of the first stationary side plate 14 is provided with a fixing through-hole 18 penetrating the second cross member 12 and the base bottom plate 16, as shown in fig. 1.
Be equipped with auxiliary girder 2 between the girder 1, the inner wall of fixed girder 1 is connected at auxiliary girder 2's both ends, and auxiliary girder 2's width and height are calculated according to the weight of diesel engine and are confirmed, place the damage that causes the box because of auxiliary girder intensity is not enough.
As shown in fig. 1, a shock-absorbing device 3 is arranged on an auxiliary beam 2, an explosion structure diagram of the shock-absorbing device 3 is shown in fig. 3, the shock-absorbing device 3 comprises a base 31, the base 31 is integrally rhombic, through holes for fixing the shock-absorbing device are formed in both sides of the base 31, a first limiting boss 32 is arranged on the base 31, a limiting cylinder 33 with an inner hollow part is arranged on the upper side of the first limiting boss 32, an elastic part limiting groove 34 is arranged on the inner side of the limiting cylinder 33, the elastic part limiting groove 34 is fixed on the upper side of the base 31, and a first elastic part 35 is arranged in the elastic part limiting; first spacing boss 32 top is equipped with the spacing boss 36 of second, and the spacing boss 36 upside of second is equipped with support cylinder 37, and support cylinder 37 is inside to be hollowed out, and wherein, support cylinder 37's the inboard and the laminating of the outside of spacing cylinder 33 to the upper end of first elastic component 35 and the inboard fixed connection in top of support cylinder 37.
As shown in fig. 1, a mounting base 4 is arranged between the auxiliary beams 2, the structure of the mounting base 4 is shown in fig. 4, the mounting base comprises symmetrical clamping blocks 41, a cross bar 42 for connecting and fixing is arranged between the clamping blocks 41, wherein a right-angle clamping groove 43 is arranged outside the clamping blocks 41, and the mounting base 4 is clamped with the cross beam 11 and the supporting beam 3 through the right-angle clamping groove 43; the outer end face of the clamping block 41 inclines, and the upper end of the clamping block 41 is horizontal and used for installing and fixing the diesel generator.
As shown in fig. 1, an auxiliary supporting device 5 is arranged between the mounting bases 4, the auxiliary supporting device 5 includes a supporting base 51, as shown in fig. 5 and fig. 6, two symmetrical damping bottom plates 52 are arranged on the upper side of the supporting base 51 in an array distribution, a groove 53 is arranged on the damping bottom plate 52, a damping supporting seat 54 is arranged on the outer side of the damping bottom plate 52, a guide pillar 55 is arranged inside the damping supporting seat 54, and the guide pillar 55 is arranged in the groove 53; a second elastic piece 56 is arranged between the damping bottom plates 52, the upper end of the second elastic piece 56 is fixed at the inner side of the top end of the damping supporting seat 54, and the lower end is fixed on the supporting base 51; as shown in fig. 5, a fixed support plate 57 is provided between the shock-absorbing support seats 54; as shown in fig. 1, the support base 51 is fixed to the upper side of the base chassis 16.
As shown in fig. 1, the upper side of the main beam 1 is provided with a mute box body 6, the mute box body 6 is of an integrated square structure, the lower side of the mute box body 6 is located at the upper side of the second cross beam 12 and the upper side of the filler strip 17, the inner side of the mute box body 6 is respectively attached to the outer sides of the first fixed side plate 14 and the second fixed side plate 15, and the mute box body is fixed by self-tapping screws or through holes and screwed bolts.
The vibration reduction device is characterized in that the vibration reduction device 3 and the auxiliary supporting device 5 are arranged at the bottom of the diesel generator while the diesel generator is fixed, and the vibration reduction device 3 is uniformly distributed at the bottom of the diesel generator, so that the vibration of the diesel generator can be effectively reduced, and the source of sound is reduced while the vibration is reduced; meanwhile, the bottom end of the auxiliary supporting device 5 is provided with an exposed elastic part which is not in contact with the side wall, when the auxiliary supporting device 5 supports the diesel generator, the elastic part at the bottom end can relieve the vibration of the diesel generator, and the sound is neutralized by the elastic vibration of the elastic part; the mute box body 6 has a seamless structure, is attached to the outer sides of the first fixed side plate 14 and the second fixed side plate 15 during installation, isolates the inside and the outside of the box body, and reduces the transmission of sound.
In the description herein, references to the description of "one embodiment," "an example," "a specific example" or the like are intended to mean that a particular feature, structure, material, or characteristic described in connection with the embodiment or example is included in at least one embodiment or example of the invention. In this specification, the schematic representations of the terms used above do not necessarily refer to the same embodiment or example. Furthermore, the particular features, structures, materials, or characteristics described may be combined in any suitable manner in any one or more embodiments or examples.
The foregoing shows and describes the general principles, essential features, and advantages of the invention. It will be understood by those skilled in the art that the present invention is not limited to the embodiments described above, which are described in the specification and illustrated only to illustrate the principle of the present invention, but that various changes and modifications may be made therein without departing from the spirit and scope of the present invention, which fall within the scope of the invention as claimed.
Claims (2)
1. A shock-absorbing noise-reducing sound box for a diesel generator comprises main beams (1), and is characterized in that auxiliary beams (2) connected with the inner sides of the main beams (1) are arranged between the main beams (1) which are arranged in parallel, a shock-absorbing device (3) is arranged on the upper side of each auxiliary beam (2), mounting bases (4) connected with the main beams (1) are arranged between the auxiliary beams (2), and auxiliary supporting devices (5) are arranged between the mounting bases (4);
the damping device (3) comprises a base (31), the base (31) is integrally rhombic, through holes for fixing the damping device are formed in the two sides of the base (31), a first limiting boss (32) is arranged on the base (31), a limiting cylinder (33) with an empty inner part is arranged on the upper side of the first limiting boss (32), an elastic part limiting groove (34) is formed in the inner side of the limiting cylinder (33), the elastic part limiting groove (34) is fixed on the upper side of the base (31), and a first elastic part (35) is arranged in the elastic part limiting groove (34);
a second limiting boss (36) is arranged above the first limiting boss (32), a supporting cylinder (37) is arranged on the upper side of the second limiting boss (36), the supporting cylinder (37) is a hollow cylinder, the inner side of the supporting cylinder (37) is attached to the outer side of the limiting cylinder (33), and the upper end of a first elastic part (35) is fixedly connected with the inner side of the top end of the supporting cylinder (37);
the mounting base (4) comprises symmetrical clamping blocks (41), a cross rod (42) which is fixedly connected is arranged between the clamping blocks (41), a right-angle clamping groove (43) is formed in the outer side of each clamping block (41), and the mounting base (4) is clamped with the cross beam (11) and the supporting beam (13) through the right-angle clamping groove (43); the outer end face of the clamping block (41) is inclined, and the upper end of the clamping block (41) is horizontal;
the auxiliary supporting device (5) comprises a supporting base (51), two symmetrical damping bottom plates (52) distributed in an array mode are arranged on the upper side of the supporting base (51), a groove (53) is formed in each damping bottom plate (52), a damping supporting seat (54) is arranged on the outer side of each damping bottom plate (52), a guide pillar (55) is arranged inside each damping supporting seat (54), and each guide pillar (55) is arranged in each groove (53);
a second elastic piece (56) is arranged between the damping bottom plates (52), the upper end of the second elastic piece (56) is fixed on the inner side of the top end of the damping supporting seat (54), and the lower end of the second elastic piece (56) is fixed on the supporting base (51); a fixed support plate (57) is arranged between the shock absorption support seats (54); the supporting base (51) is fixed on the upper side of the base bottom plate (16);
the main beam (1) comprises a first cross beam (11) and a second cross beam (12) which are arranged in parallel, a supporting beam (13) which is vertically arranged and is used for connecting two ends is arranged between the first cross beam (11) and the second cross beam (12), and the length of the second cross beam (12) is longer than that of the first cross beam (11);
a first fixed side plate (14) is arranged on the second cross beam (12), and the outer side of the first fixed side plate (14) and the end side of the first cross beam (11) are positioned on the same plane; a second fixed side plate (15) connected with two ends is arranged between the main beams (1), and the outer side of the second fixed side plate (15) and the end side of the main beam (1) are positioned on the same plane;
a base bottom plate (16) is arranged on the lower side of the main beam (1), and two ends of the base bottom plate (16) are provided with filler strips (17);
girder (1) upside is equipped with silence case box (6), and silence case box (6) seamless hollow cube structure as an organic whole, and the downside of silence case box (6) is located the upside of second crossbeam (12) upside and filler strip (17), and the inboard of silence case box (6) is laminated with the outside of first fixed curb plate (14), second fixed curb plate (15) respectively.
2. A vibration and noise reduction soundbox for diesel generators according to claim 1, characterised in that one side of said first fixed side plate (14) is provided with fixing through holes (18) passing through the second cross-member (12) and the base bottom plate (16).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201710591579.7A CN107178422B (en) | 2017-07-19 | 2017-07-19 | A vibration/noise reduction silence case for diesel generator |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201710591579.7A CN107178422B (en) | 2017-07-19 | 2017-07-19 | A vibration/noise reduction silence case for diesel generator |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN107178422A CN107178422A (en) | 2017-09-19 |
| CN107178422B true CN107178422B (en) | 2019-12-31 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201710591579.7A Active CN107178422B (en) | 2017-07-19 | 2017-07-19 | A vibration/noise reduction silence case for diesel generator |
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| CN (1) | CN107178422B (en) |
Families Citing this family (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108515207A (en) * | 2018-04-12 | 2018-09-11 | 于浩 | A kind of electronic component production drilling device with decrease of noise functions |
| CN108612587A (en) * | 2018-06-28 | 2018-10-02 | 江苏科彤车业科技有限公司 | A kind of engine blimp of perfect heat-dissipating |
| CN109163173B (en) * | 2018-10-29 | 2020-10-30 | 合肥康尔信电力系统有限公司 | Firm support of shock-proof type diesel generator group installation |
| CN114810933A (en) * | 2022-04-07 | 2022-07-29 | 广州医科大学附属第一医院（广州呼吸中心） | Silent tail gas generating device for pollutant gas exposure cabin |
Family Cites Families (9)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| FR2230929B1 (en) * | 1973-05-22 | 1980-10-31 | Stumpf Guenter | |
| GB2024152B (en) * | 1978-06-30 | 1982-10-06 | Anglia Export Packing Ltd | Equipment-carrying cradle |
| CN1789755A (en) * | 2005-12-17 | 2006-06-21 | 鲁柏鑫 | Hidden buffer shock absorber |
| CN202123782U (en) * | 2011-05-14 | 2012-01-25 | 杭州博邦金属材料有限公司 | Mounting base of printing machine |
| CN105626769A (en) * | 2014-10-27 | 2016-06-01 | 瑞昌哥尔德发电设备(无锡)制造有限公司 | Damping device used for diesel generator set |
| CN204512815U (en) * | 2014-12-08 | 2015-07-29 | 成都凯莱力斯发动机有限公司 | A kind of common base of generating set |
| CN205422938U (en) * | 2015-10-30 | 2016-08-03 | 蔡子仁 | Novel flip formula diesel oil silence unit |
| CN205446511U (en) * | 2015-12-04 | 2016-08-10 | 重庆浩珑机械有限公司 | A spring shock absorber mechanism for cabinet body bottom |
| CN205977416U (en) * | 2016-08-30 | 2017-02-22 | 浙江美通筑路机械股份有限公司 | Vehicular generating set's silence case |
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2017
- 2017-07-19 CN CN201710591579.7A patent/CN107178422B/en active Active
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