CN216588841U - Noise eliminator for double-fuel generator set - Google Patents

Abstract

The utility model relates to noise treatment of a dual-fuel generator set, and provides a silencing device for the dual-fuel generator set, which comprises: the dual-fuel generator set is arranged in the silencing shell; a spiral silencing structure is arranged in the silencing shell; the spiral silencing structure comprises a connector, a spiral shell and a partition plate, wherein the connector is integrally formed at one end of the spiral shell, the partition plate is arranged in the spiral shell, and a cushioning pad is attached to the inner end part of the spiral shell; the utility model ensures that mechanical noise is completely eliminated and cannot leak out by combining the silencing structure with the silencing cotton, effectively ensures the friendliness of working environment and ensures the safety of workers.

Description

Noise eliminator for double-fuel generator set

Technical Field

The utility model relates to noise treatment of a dual-fuel generator set, and provides a silencing device for the dual-fuel generator set.

Background

The generator is fuel with diesel oil, petrol or diesel oil and petrol combination, convert the energy of other forms into the electric energy, it is as a power generation facility, obtain wide application in the industry, but the generator can produce very big noise at the during operation, be in the operational environment of noise for a long time, can produce the injury to workman's health, simultaneously, along with the improvement of quality of life, various noises are in due charge, people's requirement to sound pollution is more and more strict, and current equipment of making an uproar effect of falling is poor, can't satisfy the demand.

SUMMERY OF THE UTILITY MODEL

The utility model provides a silencing device for a dual-fuel generator set, which is characterized in that a silencing structure is combined with silencing cotton, so that mechanical noise is completely eliminated and cannot leak, the friendliness of a working environment is effectively guaranteed, and the safety of workers is guaranteed.

In order to achieve the above object, the present invention provides a muffler device for a dual-fuel generator set, comprising: the dual-fuel generator set is arranged in the silencing shell;

a spiral silencing structure is arranged in the silencing shell.

Further, the spiral silencing structure is detachably arranged in the silencing shell.

Further, the spiral silencing structure comprises a connector, a spiral shell and a partition plate, the connector is integrally formed at one end of the spiral shell, the partition plate is arranged inside the spiral shell, and a cushioning pad is attached to the inner end part of the spiral shell.

Further, the connector both ends all are provided with the internal thread, be provided with the external screw thread spliced pole on the amortization shell inner wall, the inside external screw thread that is provided with in spiral shell both ends, the internal thread with the external screw thread spliced pole perhaps the external screw thread cooperation.

Further, an inner sliding groove and an annular mounting groove are formed in the spiral shell, the annular mounting groove is communicated with the inner sliding groove, more than one clamping block is arranged on the partition plate, the clamping block slides into the annular mounting groove through the inner sliding groove, and the clamping block is limited in the annular mounting groove through rotation.

Further, the baffle is a bowl-shaped baffle.

Furthermore, the baffle is provided with noise reduction cotton.

Further, the spiral silencing structure is provided with a plurality of spiral silencing structures;

one or more of the baffles are disposed within each of the spiral housings.

Furthermore, noise reduction cotton is arranged in a gap between every two adjacent spiral noise reduction structures.

Furthermore, the silencing shell comprises an outer shell, a middle layer and an inner shell, the spiral silencing structure is located between the outer shell and the middle layer, the inner shell is silencing cotton, and the inner shell is attached to the inner side of the middle layer.

The utility model ensures that mechanical noise is completely eliminated and cannot leak out by combining the silencing structure and the silencing cotton, effectively ensures the friendliness of working environment and ensures the safety of workers.

Drawings

In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings used in the description of the embodiments or the prior art will be briefly described below, and it is obvious that the drawings in the following description are some embodiments of the present invention, and other drawings can be obtained by those skilled in the art without creative efforts.

Fig. 1 is an overall structural sectional view of a muffler device for a dual fuel genset in an embodiment of the present invention;

fig. 2 is a partial structural enlarged view of the muffler device for the dual fuel genset shown in fig. 1;

fig. 3 is an exploded structural view of a silencing structure of the silencing device for the dual-fuel generator set shown in fig. 2;

FIG. 4 is a structural assembly view with perspective of the sound attenuating structure shown in FIG. 3;

FIG. 5 is a structural assembly view of the sound attenuating structure shown in FIG. 3;

FIG. 6 is a sectional view of the spiral housing with baffles of the sound attenuating structure of FIG. 3;

FIG. 7 is a structural cross-sectional view of the spiral casing shown in FIG. 6;

FIG. 8 is a structural cross-sectional view of the separator shown in FIG. 6;

description of reference numerals: a sound-deadening housing 1; a dual-fuel generator set 2; an outer shell 11; a first externally threaded connecting post 111; an intermediate layer 12; an inner shell 13; a spiral sound-deadening structure 3; a connecting head 31; a spiral-shaped housing 32; an inner chute 321; an annular mounting groove 322; a partition 33; and a latch 331.

Detailed Description

The technical solutions of the present invention will be described clearly and completely with reference to the accompanying drawings, and it should be understood that the described embodiments are some, but not all embodiments of the present invention. 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 utility model, the utility model provides a silencing device for a dual-fuel generator set, which comprises: the dual-fuel generator set is arranged in the silencing shell;

a spiral silencing structure is arranged in the silencing shell.

In the utility model, the spiral silencing structure is detachably arranged in the silencing shell.

In the utility model, the spiral silencing structure comprises a connector, a spiral shell and a partition plate, wherein the connector is integrally formed at one end of the spiral shell, the partition plate is arranged in the spiral shell, and a cushioning pad is attached to the inner end part of the spiral shell.

According to the utility model, internal threads are arranged at two ends of the connector, an external thread connecting column is arranged on the inner wall of the silencing shell, external threads are arranged inside two ends of the spiral shell, and the internal threads are matched with the external thread connecting column or the external threads.

In the utility model, an inner chute and an annular mounting groove are arranged in the spiral shell, the annular mounting groove is communicated with the inner chute, more than one clamping block is arranged on the partition plate, the clamping block slides into the annular mounting groove through the inner chute, and the clamping block is limited in the annular mounting groove through rotation.

In the utility model, the partition plate is a bowl-shaped partition plate.

In the utility model, the baffle plate is provided with silencing cotton.

In the utility model, the spiral silencing structure is provided with a plurality of spiral silencing structures;

one or more of the baffles are disposed within each of the spiral housings.

In the utility model, silencing cotton is arranged in a gap between every two adjacent spiral silencing structures.

In the utility model, the silencing shell comprises an outer shell, a middle layer and an inner shell, the spiral silencing structure is positioned between the outer shell and the middle layer, the inner shell is silencing cotton, and the inner shell is attached to the inner side of the middle layer.

In a specific embodiment of the present invention, see fig. 1-8, a muffler device for a dual fuel genset is disclosed, comprising: amortization shell 1, because the noise of dual-fuel engine at the during operation is very big, and generally all uses in the open air, consequently can cause very big noise pollution, so carry out structural improvement to amortization shell 1, specifically do: the noise reduction shell 1 is arranged to comprise an outer shell 11, a middle layer 12 and an inner shell 13, the inner shell 13 is noise reduction cotton, the dual-fuel generator set 2 is installed inside the inner shell 13 of the noise reduction shell 1, the inner shell 13 is attached to the inner side of the middle layer 12, the outer shell 11 and the middle layer 12 mainly play a supporting role, five side walls of the outer shell 13 are connected through welding, the other side wall is hinged to an opening to serve as a switch door, the middle layer 12 can be fixed on the outer shell 11 in a welding mode and can also be connected through other relatively stable structures, and the middle layer 12 and the outer shell 11 are arranged in a spaced mode to enable a noise reduction structure accommodating space to be formed between the middle layer 12 and the outer shell 11 because complete noise reduction cannot be achieved only through the noise reduction cotton; a silencing structure is arranged in the silencing structure accommodating space, wherein the silencing structure is a spiral silencing structure;

the spiral silencing structure 3 is detachably mounted in the silencing shell 1, and the spiral silencing structure 3 is positioned between the outer shell 11 and the middle layer 12; the spiral silencing structure 3 comprises a connector 31, a spiral shell 32 and a partition 33;

the partition 33 is arranged inside the spiral casing 32, and for the sake of clarity of the structure, the spiral casing 32 is illustrated as a cylinder, and the drawings are illustrated in detail, however, in practice, the casing may also be arranged as a cylinder, and one or more partitions are arranged inside each spiral casing 32; each clapboard is used for forming obstruction to sound, and noise after noise reduction is effectively eliminated after multi-layer obstruction; meanwhile, the partition plate is arranged to be a bowl-shaped partition plate, and an arc-shaped cavity is formed in the spiral shell through the bowl-shaped partition plate, so that sound can be effectively prevented from being transmitted outwards, and the silencing effect is further improved; meanwhile, each partition board is provided with silencing cotton, noise after noise reduction is completely absorbed, and finally, the effect of complete silencing is achieved;

the installation of the spiral shell 32 mainly depends on the connector 31, specifically, internal threads are arranged at two ends of the connector 31, a first external thread connecting column 111 is arranged on the inner wall of the outer shell 11 of the silencing shell 1, second external thread connecting columns are arranged at two ends of the spiral shell 32, one end of the connector 31 is connected with the first external thread connecting column, the other end of the connector 31 is connected with the second external thread connecting column, if a silencing path needs to be prolonged, the mode of adding the connector and the spiral shell can be adopted, at the moment, the connection can be carried out according to the same mode, and the connection is carried out through the matching of the internal threads and the external threads, so that the disassembly and the replacement are convenient;

the inner end part of the spiral shell is attached with a shock absorption pad, the inner end part is the end part contacting with the middle layer, if a plurality of spiral shells are arranged, the shock absorption pad is arranged on the spiral shell at the innermost side, and after the shock absorption pad is added, the vibration of a machine can be effectively reduced, and the friction noise generated by friction is prevented;

meanwhile, in order to facilitate installation of the partition 33, an inner sliding groove 321 and an annular mounting groove 322 are arranged in the spiral shell 32, the annular mounting groove 322 is communicated with the inner sliding groove 321, more than one clamping block 331 is arranged on the partition 33, three clamping blocks are arranged in the specific embodiment to form a triangular stable structure, so that the partition is prevented from inclining, the inner sliding groove 321 is arranged in a spiral line relative to the spiral shell 32, the partition 33 slides inwards along the inner sliding groove 321 through the clamping blocks 331, after the partition 33 slides into the annular mounting groove 322, the partition 33 is rotated, so that the clamping blocks 331 are clamped into the annular mounting groove 322, the axial length of the spiral shell 32 is small, and the installation of the partition 33 can be completed manually without tools;

in order to achieve the silencing effect, a layer of spiral silencing structure is arranged between the outer shell 11 and the middle layer 12 to achieve the comprehensive silencing effect;

because the cross section of the spiral shell is circular, a gap is formed between the adjacent spiral shells, and the aftersound transmitted from the gap cannot be eliminated, so that the gaps between the adjacent spiral silencing structures are filled with silencing cotton, the silencing effect is achieved, dead-angle-free silencing is fully achieved, and comprehensive silencing is ensured.

The embodiments are only for illustrating the technical concept and features of the present invention, and the purpose of the embodiments is to enable those skilled in the art to understand the present invention and implement the present invention, and not to limit the protection scope of the present invention. All equivalent changes and modifications made according to the spirit of the present invention should be covered within the protection scope of the present invention.

Claims (10)

1. Dual fuel is noise eliminator for generating set includes: the dual-fuel generator set is arranged in the silencing shell;

the method is characterized in that: a spiral silencing structure is arranged in the silencing shell.

2. The muffling device of claim 1, wherein: the spiral silencing structure is detachably arranged in the silencing shell.

3. The muffling device of claim 1, wherein: the spiral silencing structure comprises a connector, a spiral shell and a partition plate, wherein the connector is integrally formed at one end of the spiral shell, the partition plate is arranged inside the spiral shell, and a cushioning pad is attached to the inner end part of the spiral shell.

4. The muffling device of claim 3, wherein: the connector both ends all are provided with the internal thread, be provided with the external screw thread spliced pole on the amortization shell inner wall, the inside external screw thread that is provided with in spiral shell both ends, the internal thread with the external screw thread spliced pole perhaps the external screw thread fit.

5. The muffling device of claim 4, wherein: the spiral shell is internally provided with an inner chute and an annular mounting groove, the annular mounting groove is communicated with the inner chute, the partition plate is provided with more than one clamping block, the clamping block slides into the annular mounting groove through the inner chute in a sliding manner, and the clamping block is limited in the annular mounting groove through rotation.

6. The muffling device of claim 4, wherein: the baffle is a bowl-shaped baffle.

7. The muffling device of claim 4, wherein: the baffle is provided with silencing cotton.

8. The muffling device of claim 4, wherein: the spiral silencing structure is provided with a plurality of spiral silencing structures;

one or more of the baffles are disposed within each of the spiral housings.

9. The muffling device of claim 1, wherein: silencing cotton is arranged in a gap between every two adjacent spiral silencing structures.

10. The muffling device of claim 1, wherein: the silencing shell comprises an outer shell, a middle layer and an inner shell, the spiral silencing structure is located between the outer shell and the middle layer, the inner shell is silencing cotton, and the inner shell is attached to the inner side of the middle layer.

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