CN211422769U

CN211422769U - Vibration-damping noise-reducing generator set

Info

Publication number: CN211422769U
Application number: CN201921780164.5U
Authority: CN
Inventors: 林美娟
Original assignee: Guangzhou Sincere Protection Technology Co ltd
Current assignee: Guangzhou Sincere Protection Technology Co ltd
Priority date: 2019-10-21
Filing date: 2019-10-21
Publication date: 2020-09-04
Anticipated expiration: 2029-10-21

Abstract

The utility model discloses a vibration-damping noise-reducing generator set, which comprises a generator, an engine, an oil tank and a noise-reducing box body, wherein the noise-reducing box body comprises a bottom shell and a cover plate, a containing cavity is arranged in the bottom shell, an opening communicated with the containing cavity is arranged at the top of the bottom shell, the cover plate can be detachably arranged at the top of the bottom shell and seals the opening, a supporting platform for supporting the generator, the engine and the oil tank is arranged in the containing cavity, the supporting platform is connected with the cavity bottom of the containing cavity through a buffer supporting component, at least two anti-tilting components are annularly and uniformly distributed along the periphery of the supporting platform, each anti-tilting component comprises a rubber column, a limiting plate and a clamping plate, one end of the rubber column is fixedly connected with the cavity wall of the containing cavity, the other end of the rubber column is connected with the limiting plate, a first clamping groove, the inner wall and the apron of drain pan all are provided with soundproof cotton. The utility model discloses a generating set vibration and noise that the damping was fallen and is made an uproar are little.

Description

Vibration-damping noise-reducing generator set

Technical Field

The utility model relates to a technical field of making an uproar falls especially relates to a generating set of making an uproar falls in damping.

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 volume of the diesel generator is reduced, the temperature is rapidly increased, the ignition point of the diesel is reached, the diesel is ignited, the mixed gas is violently combusted, the volume is rapidly expanded, and the piston is pushed to move downwards, so that the diesel generator is called to do work. The cylinders work in turn in a certain order, and the thrust acting on the piston is changed into the force pushing the crankshaft to rotate through the connecting rod, so that the crankshaft is driven to rotate. By using the principle of electromagnetic induction, the generator can output induced electromotive force, and current can be generated through a closed load loop.

At present, small diesel generator sets are often used in industrial and commercial processes to generate electricity during power failure. Most of the existing small diesel generator sets are directly exposed, and the diesel generator sets can generate large noise in the power generation process.

SUMMERY OF THE UTILITY MODEL

The embodiment of the utility model provides an aim at: the generator set with the vibration and noise reduction function is provided, and the noise of the generator set in the power generation process can be effectively reduced.

To achieve the purpose, the embodiment of the present invention adopts the following technical solutions:

the generator set comprises a generator, an engine and an oil tank, wherein the generator is connected with the engine, the oil tank supplies oil to the engine, an oil inlet pipe is arranged on the oil tank, the noise reduction box body comprises a bottom shell and a cover plate, a containing cavity is arranged in the bottom shell, an opening communicated with the containing cavity is formed in the top of the bottom shell, the cover plate is detachably arranged at the top of the bottom shell and seals the opening, a supporting platform for supporting the generator, the engine and the oil tank is arranged in the containing cavity, the generator, the engine and the oil tank are arranged at intervals with the cavity wall of the containing cavity and the inner wall of the cover plate, the supporting platform is connected with the cavity bottom of the containing cavity through a buffering supporting component, and at least two anti-tilting components are fixedly arranged on the cavity wall of the containing cavity, at least two prevent inclining the subassembly and follow supporting bench week portion annular equipartition, prevent inclining the subassembly and include rubber column, limiting plate and cardboard, the one end of rubber column with the chamber wall fixed connection who holds the chamber, the other end is connected the limiting plate, the cardboard is the concave first draw-in groove that is equipped with, the cell wall of the top of first draw-in groove is concave to be equipped with the second draw-in groove, the limiting plate can pass the notch of first draw-in groove and with the second draw-in groove is pegged graft, the cardboard is fixed on the supporting bench, the inner wall of drain pan with the apron all is provided with soundproof cotton.

As an optimal scheme of the generator set with the vibration and noise reduction functions, the limiting plate is a rubber plate, and the limiting plate and the rubber column are integrally manufactured and formed.

As a preferable scheme of the generator set for reducing vibration and noise, the side wall of the supporting table is perpendicular to the cavity bottom;

the clamping plate is fixed on the side wall of the supporting table through a screw or a buckle mechanism or an adhesive layer, or the clamping plate is arranged on the side wall of the supporting table and integrally manufactured with the supporting table.

As a preferable scheme of the generator set for vibration reduction and noise reduction, the bottom shell comprises an inner shell and an outer shell which are arranged at intervals, and heat conduction oil is sealed between the inner shell and the outer shell.

As an optimal scheme of the vibration-damping and noise-reducing generator set, the oil tank is arranged above the generator and the engine at intervals, the oil tank is connected with the supporting table through a supporting column, a heat-conducting adhesive layer is arranged between the oil tank and the inner wall of the cover plate, and a through hole for the oil inlet pipe to pass through is formed in the heat-conducting adhesive layer.

As a preferable scheme of the generator set for reducing vibration and noise, heat dissipation holes are formed in two opposite side walls of the bottom shell.

As a preferable scheme of the vibration-damping and noise-reducing generator set, a first connecting plate extends from the upper end of the bottom shell to the outside of the bottom shell, the cover plate comprises a cover body, a surrounding plate is annularly arranged on the circumference of the cover body, a second connecting plate is connected to one end, away from the cover body, of the surrounding plate, the second connecting plate is located on the outer side wall of the surrounding plate, and the first connecting plate and the second connecting plate are connected through screws.

As a preferable scheme of the generator set with vibration and noise reduction, the cover plate is provided with a handle.

As a preferred scheme of the generating set that the damping was fallen and is made an uproar, buffering supporting component includes sleeve, supporting spring and guide post, the sleeve is fixed hold the chamber end in chamber, the one end of guide post is fixed the brace table is close to hold one side at the chamber end in chamber, the other end inserts in the sleeve, just the guide post inserts extremely one end in the sleeve with the chamber end interval sets up, supporting spring's one end set up in the sleeve, other end butt is in the brace table is close to hold one side at the chamber end in chamber, the supporting spring cover is established the periphery of guide post.

As a preferable configuration of the vibration-damping and noise-reducing generator set, the elastic force of the support spring is not less than the sum of the weights of the support table, the generator, the engine, and the oil tank, so that the support table is always spaced from the upper end surface of the sleeve.

The utility model discloses beneficial effect does: all be provided with soundproof cotton through the inner wall at the drain pan and the inner wall of apron, can be to reducing the noise of generating set during operation, utilize buffering supporting component to support the brace table simultaneously, make the unsettled setting of brace table hold the intracavity, and the week portion of brace table is through preventing that the subassembly connection holds the inner wall in chamber, not only can prevent effectively that the vibration of the part during operation on the brace table from transmitting to the drain pan, can also prevent that the brace table from swinging along the horizontal direction, and then prevent that the brace table from colliding the inner wall of drain pan, reduce the vibration and the noise of generating set during operation as far as possible.

Drawings

The present invention will be described in further detail with reference to the accompanying drawings and examples.

Fig. 1 is the utility model discloses the structural schematic diagram of the generating set of making an uproar falls in damping.

Fig. 2 is a schematic cross-sectional view of the vibration-damping and noise-reducing generator set according to the embodiment of the present invention.

Fig. 3 is a schematic cross-sectional view of an anti-roll assembly according to an embodiment of the present invention.

In the figure:

1. a generator; 2. an engine; 3. an oil tank; 31. an oil inlet pipe; 4. a noise reduction box body; 41. a bottom case; 411. an accommodating chamber; 4111. a cavity bottom; 4112. a chamber wall; 412. heat dissipation holes; 413. a first connecting plate; 42. a cover plate; 421. a cover body; 422. enclosing plates; 423. a second connecting plate; 5. a support table; 6. a buffer support assembly; 61. a sleeve; 62. a support spring; 63. a guide post; 7. an anti-roll assembly; 71. a rubber column; 72. a limiting plate; 73. clamping a plate; 731. a first card slot; 732. a second card slot; 8. sound insulation cotton; 9. a support pillar; 10. a heat-conducting adhesive layer; 11. a handle.

Detailed Description

In order to make the technical problems, technical solutions and technical effects achieved by the present invention more clear, the embodiments of the present invention will be described in further detail with reference to the accompanying drawings, and obviously, the described embodiments are only some embodiments, not all embodiments of the present invention. Based on the embodiments in the present invention, all other embodiments obtained by those skilled in the art without creative efforts belong to the protection scope of the present invention.

In the description of the present invention, unless expressly stated or limited otherwise, the terms "connected," "connected," and "fixed" are to be construed broadly, e.g., as meaning permanently connected, detachably connected, or integral to one another; 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 in specific cases to those skilled in the art.

In the present disclosure, unless expressly stated or limited otherwise, the first feature "on" or "under" the second feature may comprise direct contact between the first and second features, or may comprise contact between the first and second features not directly. Also, the first feature being "on," "above" and "over" the second feature includes the first feature being directly on and obliquely above the second feature, or merely indicating that the first feature is at a higher level than the second feature. A first feature being "under," "below," and "beneath" a second feature includes the first feature being directly under and obliquely below the second feature, or simply meaning that the first feature is at a lesser elevation than the second feature.

As shown in fig. 1 to 3, the generator set with vibration reduction and noise reduction of the present invention includes a generator 1, an engine 2, an oil tank 3 and a noise reduction box 4, wherein the generator 1 is connected to the engine 2, the oil tank 3 supplies oil to the engine 2, the oil tank 3 is provided with an oil inlet pipe 31, the noise reduction box 4 includes a bottom shell 41 and a cover plate 42, a receiving cavity 411 is provided in the bottom shell 41, an opening communicating with the receiving cavity 411 is provided at a top of the bottom shell 41, the cover plate 42 is detachably disposed at the top of the bottom shell 41 and seals the opening, a supporting platform 5 supporting the generator 1, the engine 2 and the oil tank 3 is provided in the receiving cavity 411, the generator 1, the engine 2 and the oil tank 3 are all disposed at an interval with a cavity wall 4112 of the receiving cavity 411 and an inner wall of the cover plate 42, the supporting platform 5 is connected to a cavity bottom 4111 of the receiving cavity 411 through a buffer supporting component, the anti-tilt component assembly comprises a rubber column 71, a limiting plate 72 and a clamping plate 73, wherein the anti-tilt component 7 is annularly and uniformly distributed along the circumferential portion of the supporting table 5, the anti-tilt component 7 comprises the rubber column 71, the limiting plate 72 and the clamping plate 73, one end of the rubber column 71 is fixedly connected with the wall 4112 of the supporting chamber 411, the other end of the rubber column is connected with the limiting plate 72, a first clamping groove 731 is concavely arranged on the clamping plate 73, a second clamping groove 732 is concavely arranged on the groove wall above the first clamping groove 731, the limiting plate 72 can penetrate through a notch of the first clamping groove 731 and is spliced with the second clamping groove 732, the clamping plate 73 is fixed on the supporting table 5, and the inner wall of the bottom shell 41 and the cover plate 42 are both provided with soundproof cotton 8. Through all being provided with soundproof cotton 8 at the inner wall of drain pan 41 and the inner wall of apron 42, can be to the noise that reduces generating set during operation, utilize buffering supporting component 6 to support brace table 5 simultaneously, make brace table 5 unsettled setting hold in the chamber 411, and the week portion of brace table 5 connects the inner wall that holds the chamber 411 through preventing inclining subassembly 7, not only can effectively prevent to transmit the vibration of the part during operation on the brace table 5 to drain pan 41, can also prevent that brace table 5 from swinging along the horizontal direction, and then prevent that brace table 5 from colliding the inner wall of drain pan 41, reduce the vibration and the noise of generating set during operation as far as possible.

The concrete part of the generating set's that falls the noise reduction specific parts (the generating set is the part such as generator 1, engine 2, oil tank 3 etc.) here no longer gives unnecessary details, unanimous with conventional diesel generating set, just the utility model discloses in, the generating set is not key, and the key is the structure of falling the noise reduction of damping, falls the box 4 of making an uproar promptly, buffering supporting component 6, prevents inclining component 7, soundproof cotton 8 etc. consequently, the concrete model and the specification of the generating set's that falls the noise reduction of damping are no longer shown, and the technical staff in the art only need select suitable specification and model according to the needs of the generated energy can.

In this embodiment, the limiting plate 72 is a rubber plate, and the limiting plate 72 and the rubber column 71 are integrally manufactured. Through setting up limiting plate 72 to the rubber slab, can reduce the fixed degree of difficulty of limiting plate 72 and rubber column 71, and also reduced the manufacturing degree of difficulty.

Further, the side wall of the supporting platform 5 is perpendicular to the cavity bottom 4111, and the clamping plate 73 is fixed on the side wall of the supporting platform 5 by a screw or a snap mechanism or an adhesive layer. The split type cardboard 73 and the brace table 5 that set up can reduce the manufacturing degree of difficulty. In other embodiments, the clamping plate 73 may be disposed on the side wall of the supporting platform 5 and integrally formed with the supporting platform 5.

In this embodiment, the two opposite sidewalls of the bottom case 41 are provided with heat dissipation holes 412. The two opposite sidewalls of the bottom case 41 are provided with heat dissipation holes 412, which can form a convection heat dissipation structure to accelerate the heat dissipation in the noise reduction box 4.

In other embodiments, the bottom casing 41 includes an inner casing and an outer casing which are arranged at intervals, and heat conducting oil is sealed between the inner casing and the outer casing. In particular, the inner shell and the outer shell can also be made of metal with strong heat conduction.

In one embodiment, the oil tank 3 is disposed above the generator 1 and the engine 2 at intervals, the oil tank 3 is connected to the supporting platform 5 through a supporting pillar 9, a heat conducting adhesive layer 10 is disposed between the oil tank 3 and the inner wall of the cover plate 42, and a through hole for the oil inlet pipe 31 to pass through is formed in the heat conducting adhesive layer 10. Through setting up oil tank 3 adjacent to apron 42 to be connected with apron 42 through heat conduction glue film 10, can utilize apron 42 to strengthen the stability that brace table 5 supported generator 1, engine 2 and oil tank 3, most vibrations can be eliminated to heat conduction glue film 10 simultaneously, reduce the vibration that transmits to on the apron 42, in addition, heat conduction glue film 10 can also with heat transfer to apron 42 on, the heat dissipation in the box 4 of making an uproar falls with higher speed.

Further, a first connecting plate 413 extends from the upper end of the bottom case 41 to the outside of the bottom case 41, the cover plate 42 includes a cover body 421, a surrounding plate 422 is annularly disposed on the circumference of the cover body 421, a second connecting plate 423 is connected to one end of the surrounding plate 422, which is far away from the cover body 421, the second connecting plate 423 is located on the outer side wall of the surrounding plate 422, and the first connecting plate 413 and the second connecting plate 423 are connected through bolts.

Preferably, the cover plate 42 is provided with a handle 11. By providing the handle 11, the cover plate 42 is easy to assemble and disassemble.

In one embodiment, the buffering support assembly 6 includes a sleeve 61, a support spring 62 and a guide post 63, the sleeve 61 is fixed hold the chamber bottom 4111 of the chamber 411, one end of the guide post 63 is fixed the support platform 5 is close to one side of the chamber bottom 4111 of the chamber 411, the other end is inserted into the sleeve 61, the guide post 63 is inserted into one end of the sleeve 61 and the chamber bottom 4111 is arranged at an interval, one end of the support spring 62 is arranged in the sleeve 61, the support platform 5 is close to one side of the chamber bottom 4111 of the chamber 411 in abutting mode, and the support spring 62 is sleeved on the periphery of the guide post 63. Can restrict supporting spring 62's position through setting up sleeve 61 and guide post 63, prevent that supporting spring 62 from shifting, and then guarantee that brace table 5 is in steady state all the time, through setting up supporting spring 62, can cushion the vibration that produces when propping up generator 1, engine 2 and the oil tank 3 on the brace table 5 during operation, greatly reduce the vibration and transmit to on the drain pan 41.

In this embodiment, the sleeve 61 is made of rubber, the guide post 63 and the support platform 5 are made of metal, the guide post 63 and the support platform 5 may be made of metal respectively and then connected by welding, bonding or screwing, or the guide post 63 and the support platform 5 may be integrally formed.

Further, the elastic force of the support spring 62 is not less than the sum of the weights of the support base 5, the generator 1, the engine 2, and the oil tank 3, so that the support base 5 is always spaced from the upper end surface of the sleeve 61.

In the description herein, it is to be understood that the terms "upper" and the like are used in a descriptive sense and based on the orientation or positional relationship shown in the drawings for convenience in description and simplicity of operation, and are not intended to indicate or imply that the referenced device or element must have a particular orientation, configuration and operation in a particular orientation, and therefore should not be construed as limiting the present invention.

In the description herein, references to the description of "an embodiment" or the like are intended to mean that a particular feature, structure, material, or characteristic described in connection with the embodiment 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.

Furthermore, it should be understood that although the present description refers to embodiments, not every embodiment may contain only a single embodiment, and such description is for clarity only, and those skilled in the art should integrate the description, and the embodiments may be appropriately combined to form other embodiments as will be appreciated by those skilled in the art.

The technical principle of the present invention is described above with reference to specific embodiments. The description is made for the purpose of illustrating the principles of the invention and should not be construed in any way as limiting the scope of the invention. Based on the explanations herein, those skilled in the art will be able to conceive of other embodiments of the present invention without any inventive effort, which would fall within the scope of the present invention.

Claims

1. A vibration-damping noise-reducing generator set comprises a generator, an engine and an oil tank, wherein the generator is connected with the engine, the oil tank supplies oil to the engine, and the oil tank is provided with an oil inlet pipe, and is characterized by further comprising a noise-reducing box body which comprises a bottom shell and a cover plate, a containing cavity is arranged in the bottom shell, the top of the bottom shell is provided with an opening communicated with the containing cavity, the cover plate is detachably arranged at the top of the bottom shell and seals the opening, a supporting platform for supporting the generator, the engine and the oil tank is arranged in the containing cavity, the generator, the engine and the oil tank are arranged at intervals with the cavity wall of the containing cavity and the inner wall of the cover plate, the supporting platform is connected with the cavity bottom of the containing cavity through a buffering supporting component, and at least two anti-tilting components are fixedly arranged on the cavity wall of, at least two prevent inclining the subassembly and follow supporting bench week portion annular equipartition, prevent inclining the subassembly and include rubber column, limiting plate and cardboard, the one end of rubber column with the chamber wall fixed connection who holds the chamber, the other end is connected the limiting plate, the cardboard is the concave first draw-in groove that is equipped with, the cell wall of the top of first draw-in groove is concave to be equipped with the second draw-in groove, the limiting plate can pass the notch of first draw-in groove and with the second draw-in groove is pegged graft, the cardboard is fixed on the supporting bench, the inner wall of drain pan with the apron all is provided with soundproof cotton.

2. The vibration and noise reducing generator set according to claim 1, wherein the limiting plate is a rubber plate, and the limiting plate and the rubber column are integrally formed.

3. The vibration and noise reducing generator set of claim 1, wherein the side walls of the support table are perpendicular to the cavity floor;

4. The vibration and noise reduction generator set according to claim 1, wherein the bottom shell comprises an inner shell and an outer shell which are arranged at intervals, and heat conducting oil is sealed between the inner shell and the outer shell.

5. The vibration-damping and noise-reducing generator set according to claim 1, wherein the oil tank is disposed above the generator and the engine at intervals, the oil tank is connected to the support platform through a support column, a heat-conducting adhesive layer is disposed between the oil tank and the inner wall of the cover plate, and a through hole for the oil inlet pipe to pass through is formed in the heat-conducting adhesive layer.

6. The vibration and noise reducing generator set according to claim 1, wherein heat dissipation holes are formed in two opposite side walls of the bottom case.

7. The vibration and noise reduction generator set according to any one of claims 1 to 6, wherein a first connecting plate extends from an upper end of the bottom shell towards an outside of the bottom shell, the cover plate comprises a cover body, a surrounding plate is annularly arranged on a periphery of the cover body, a second connecting plate is connected to one end of the surrounding plate far away from the cover body, the second connecting plate is located on an outer side wall of the surrounding plate, and the first connecting plate and the second connecting plate are connected through screws.

8. The vibration and noise reducing generator set according to any one of claims 1 to 6, wherein a handle is provided on the cover plate.

9. The vibration and noise reduction generator set according to any one of claims 1 to 6, wherein the buffering support assembly includes a sleeve, a support spring and a guide post, the sleeve is fixed on the bottom of the accommodating cavity, one end of the guide post is fixed on one side of the supporting platform close to the bottom of the accommodating cavity, the other end of the guide post is inserted into the sleeve, one end of the guide post inserted into the sleeve and the bottom of the accommodating cavity are arranged at intervals, one end of the support spring is arranged in the sleeve, the other end of the support spring abuts against one side of the supporting platform close to the bottom of the accommodating cavity, and the support spring is sleeved on the periphery of the guide post.

10. The vibration and noise reducing generator set according to claim 9, wherein the supporting spring has a spring force not less than a sum of weights of the supporting base, the generator, the engine, and the oil tank, so that the supporting base is always spaced apart from the upper end surface of the sleeve.