CN114320588A

CN114320588A - Mobile low-noise generator

Info

Publication number: CN114320588A
Application number: CN202210015215.5A
Authority: CN
Inventors: 程彬
Original assignee: Individual
Current assignee: Individual
Priority date: 2022-01-07
Filing date: 2022-01-07
Publication date: 2022-04-12

Abstract

The invention provides a mobile low-noise generator, which relates to the technical field of generators and comprises a box body, a diesel generator, a silencing component and a damping component, wherein the damping component is arranged in the box body and used for buffering the diesel generator, a control panel is fixedly arranged on the front surface of the box body, a base is fixedly arranged at the bottom of the box body, a placing plate is arranged in the box body, the top of the placing plate is provided with the diesel generator, one side of the diesel generator is fixedly connected with an air outlet pipe, one side of the box body is fixedly connected with a silencing pipe, the silencing pipe is connected with the air outlet pipe, the silencing component is arranged in the silencing pipe, a filter box is fixedly arranged at one side of the box body, and a diaphragm is arranged at a position, close to the bottom, of the filter box. This kind of generator uses through hush pipe, baffle, fixed pipe and micropore cooperation, can carry out noise cancelling treatment to the jet-propelled noise of outlet duct, uses through the cooperation of triangle piece, movable block, damping spring and damping spring, can cushion the shock attenuation to the generator.

Description

Mobile low-noise generator

Technical Field

The invention relates to the technical field of generators, in particular to a mobile low-noise generator.

Background

The generator is a complete set of mechanical equipment for converting energy in other forms into electric energy, consists of a power system, a control system, a silencing system, a damping system and an exhaust system, is driven by a water turbine, a steam turbine, a diesel engine or other power machines, converts energy generated by water flow, air flow, fuel combustion or nuclear fission into mechanical energy to be transmitted to the generator, and then converts the mechanical energy into electric energy to be output to electric equipment for use.

The diesel generator is the most common in daily life, and when the diesel generator works, the diesel generator easily generates huge noise to cause noise pollution.

The noise of the diesel generator can be roughly divided into aerodynamic noise and mechanical noise, wherein the aerodynamic noise is generated by an unstable process of gas, namely, the disturbance of the gas and the interaction between the gas and an object, most of the aerodynamic noise is jet noise generated by gas discharged from an air outlet pipe of the diesel generator, and the mechanical noise is generated by the impact of a piston inside the generator on a cylinder sleeve and the mechanical impact of a moving part and is transmitted to the generator, so that the generator vibrates and collides with an external object to generate noise, therefore, the noise generated by the diesel generator needs to be reduced by carrying out noise reduction treatment on the air outlet pipe of the diesel generator and reducing the vibration of the generator.

Disclosure of Invention

The invention aims to solve the defects in the background art, and provides a mobile low-noise generator, wherein the silencing pipe, the baffle plate, the fixed pipe and the micropores are matched for use, so that the noise of the air injection of the air outlet pipe can be silenced, and the triangular block, the moving block, the damping spring and the damping spring are matched for use, so that the generator can be buffered and damped.

In order to achieve the purpose, the invention provides the following technical scheme that the mobile low-noise generator comprises a box body, a diesel generator, a silencing component and a damping component which is arranged in the box body and used for buffering the diesel generator;

the front side of the box body is fixedly provided with a control panel, the bottom of the box body is fixedly provided with a base, a placing plate is arranged in the box body, the top of the placing plate is provided with a diesel generator, one side of the diesel generator is fixedly connected with an air outlet pipe, one side of the box body is fixedly connected with a silencing pipe, the silencing pipe is connected with the air outlet pipe, a silencing assembly is arranged in the silencing pipe, one side of the box body is fixedly provided with a filter box, a position, close to the bottom, of the filter box is provided with a diaphragm, the bottom of the base is provided with a groove, and a plurality of electric push rods are fixedly connected in the groove;

the damping assembly comprises three triangular blocks, damping springs and buffer springs, the two triangular blocks are respectively mounted on the inner walls of the bottom of the placing plate and the bottom of the box body, two moving blocks are arranged between the placing plate and the box body and located between the two triangular blocks on the same side, the damping springs are arranged inside the moving blocks, and the buffer springs are arranged between the two moving blocks.

Furthermore, a sliding groove of an inverted T-shaped structure is formed in one side of the inclined surface of the triangular block, a moving rod is arranged inside the sliding groove, a pulley is rotatably connected to one end, away from the moving block, of the moving rod through a rotating shaft, the pulley is connected with the sliding groove in a sliding mode, and one end, away from the pulley, of the moving rod penetrates through the moving block and is connected with a damping spring.

Furthermore, the two ends of the buffer spring are fixedly connected with pressing plates, one side of each pressing plate, away from the buffer spring, is fixedly connected with a connecting rod, the connecting rod is connected with the moving block, two limiting holes are formed in the pressing plates, limiting rods are arranged in the limiting holes and penetrate through the two pressing plates through the limiting holes, limiting blocks are arranged at the two ends of each limiting rod, and the diameters of the limiting blocks are larger than those of the limiting holes.

Furthermore, a plurality of guide pillars are fixedly mounted inside the box body, a plurality of through holes matched with the guide pillars for use are formed in the placing plate, the placing plate is connected with the guide pillars in a sliding mode through the through holes, and soundproof cotton is arranged on the inner wall of the box body.

Further, the inside fixed mounting of rose box has active carbon filter screen and dry box, just dry box is located active carbon filter screen below, a large amount of silica gel particles have been placed to dry box inside, the diaphragm is close to one side fixedly connected with push rod of box, just the one end that the diaphragm was kept away from to the push rod runs through rose box and is connected with the movable block.

Furthermore, two one-way air pipes are fixedly connected to one side of the box body, the one-way air pipes are respectively an air inlet pipe and an air outlet pipe, the filter box is communicated with the box body through the air inlet pipe and the air outlet pipe, an air inlet hole of the air inlet pipe faces the box body, an air inlet hole of the air outlet pipe faces the filter box, and the air inlet pipe is located above the air outlet pipe.

Further, the inside fixed mounting of one-way trachea has the connecting plate, the gas pocket has been seted up on the connecting plate, the inside fixed mounting of one-way trachea has the net that separates, separate a plurality of spring posts of one side fixedly connected with that the net is close to the connecting plate, the spring post is kept away from the one end fixedly connected with deep bead that separates the net, just the size of deep bead is greater than the size in gas pocket.

Further, the amortization subassembly includes porous sound cotton, baffle and the fixed pipe of inhaling, it is cotton to be provided with porous sound of inhaling on the amortization inside pipe wall, a plurality of baffles of the inside fixedly connected with of amortization pipe, the bloop has been seted up to baffle one side, adjacent two constitute the amortization room between the baffle, the inside fixedly connected with fixed plate of outlet duct one end is kept away from to the amortization pipe, the fixed pipe of middle part position fixedly connected with of fixed plate, just a plurality of micropores have been seted up to fixed intraductal surface.

Further, the base bottom is connected with a plurality of gyro wheels through the bearing rotation, electric putter and control panel electric connection, electric putter bottom fixedly connected with backup pad.

The invention provides a mobile low-noise generator, which has the following beneficial effects:

1. the invention has the advantages that the jet noise generated by the exhaust of the air outlet pipe can be rebounded and offset in the silencing pipe through the silencing component, the frequency spectrum of the jet noise is improved through the micropores, the audible component in the frequency spectrum is obviously reduced, the flow speed of the air is slowed down through the baffle plate, and the noise generated by the air vibration is further reduced.

2. Secondly, through the cooperation of triangle piece, movable block, pulley, spout, carriage release lever, connecting rod, damping spring and buffer spring and use, can carry out the shock attenuation to diesel generator, can share and change the power that partial vibrations produced simultaneously, reduce diesel generator's swing range.

3. Then, through electric putter, gyro wheel and backup pad, the staff of being convenient for removes diesel generator, then electric putter drives the backup pad and moves down and contact with ground, with the whole jack-up of base for gyro wheel and ground separation, to the fixed position of base.

Drawings

Fig. 1 is a schematic view of the overall structure of the present invention.

Fig. 2 is a sectional view of the overall structure of the present invention.

Fig. 3 is a sectional view of the structure of the one-way air tube of the present invention.

Fig. 4 is a sectional view of the baffle structure of the present invention.

Fig. 5 is a sectional view showing the structure of the silencer duct of the present invention.

Fig. 6 is a schematic view of the structure of the fixing tube of the present invention.

Fig. 7 is a schematic structural view of a fixing plate according to the present invention.

Fig. 8 is a schematic structural diagram of a buffer spring according to the present invention.

FIG. 9 is a schematic view of a triangular block structure according to the present invention.

Fig. 10 is a schematic view of the chute structure of the present invention.

FIG. 11 is a side sectional view of the chute construction of the invention.

Fig. 12 is an enlarged view of fig. 2 at a according to the present invention.

Fig. 13 is an enlarged view of the invention at B in fig. 2.

In FIGS. 1-13: 1. a box body; 101. sound insulation cotton; 2. a base; 201. grooving; 202. a roller; 203. an electric push rod; 204. a support plate; 3. a diesel generator; 301. an air inlet pipe; 302. an air outlet pipe; 4. a sound-deadening tube; 401. porous sound-absorbing cotton; 402. a baffle plate; 403. a silencing hole; 404. a fixing plate; 405. a fixed tube; 406. micropores; 5. a guide post; 501. placing the plate; 6. a triangular block; 601. a chute; 602. a travel bar; 603. a pulley; 604. a moving block; 605. a damping spring; 606. a connecting rod; 607. pressing a plate; 608. a buffer spring; 609. a limiting rod; 7. a push rod; 701. a diaphragm; 8. a filter box; 801. drying the box; 802. an activated carbon filter screen; 9. a one-way trachea; 901. a connecting plate; 902. air passing holes; 903. a wind deflector; 904. a spring post; 905. and (4) isolating nets.

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.

Example (b):

referring to figures 1-13 of the drawings,

the mobile low-noise generator provided by the embodiment comprises a box body 1, a diesel generator 3, a silencing component and a damping component which is arranged in the box body 1 and used for buffering the diesel generator 3;

the front side of the box body 1 is fixedly provided with a control panel, the bottom of the box body 1 is fixedly provided with a base 2, a placing plate 501 is arranged in the box body 1, the top of the placing plate 501 is provided with a diesel generator 3, one side of the diesel generator 3 is fixedly connected with an air outlet pipe 302, one side of the box body 1 is fixedly connected with a silencing pipe 4, the silencing pipe 4 is connected with the air outlet pipe 302, a silencing component is arranged in the silencing pipe 4, one side of the box body 1 is fixedly provided with a filter box 8, a diaphragm 701 is arranged at a position, close to the bottom, of the filter box 8, the bottom of the base 2 is provided with a slot 201, and a plurality of electric push rods 203 are fixedly connected in the slot 201;

the damping assembly comprises triangular blocks 6, damping springs 605 and buffer springs 608, the two triangular blocks 6 are respectively mounted on the bottom of the placing plate 501 and the inner wall of the bottom of the box body 1, two moving blocks 604 are arranged between the placing plate 501 and the box body 1, the moving blocks 604 are located between the two triangular blocks 6 on the same side, the damping springs 605 are arranged inside the moving blocks 604, and the buffer springs 608 are arranged between the two moving blocks 604.

The damping spring 605 is made of a spring steel material, and the spring steel material has good elasticity and wear resistance, so that the damping spring 605 has high elasticity and can be elastically deformed when being subjected to external force, and the damping spring 605 has the characteristic of good wear resistance, so that the damping spring 605 can keep the elasticity after being worn for a long time, and the service life of the damping spring 605 is prolonged;

meanwhile, the damping spring 605 can also be made of alloy steel materials, the alloy steel materials have good elasticity and wear resistance after quenching and tempering, and can meet the manufacturing requirements of the damping spring 605, but the elasticity of the spring steel materials is better than that of the alloy steel materials compared with the spring steel materials, the manufacturing process of the alloy steel materials is simpler than that of the spring steel materials, and the elasticity of the damping spring 605 is related to that of the manufacturing materials, so that the spring steel materials with good elasticity are selected for manufacturing.

Furthermore, one side of the inclined surface of the triangular block 6 is provided with a chute 601 with an inverted T-shaped structure, a moving rod 602 is arranged inside the chute 601, one end of the moving rod 602, which is far away from the moving block 604, is rotatably connected with a pulley 603 through a rotating shaft, the pulley 603 is slidably connected with the chute 601, one end of the moving rod 602, which is far away from the pulley 603, penetrates through the moving block 604 and is connected with a damping spring 605, during the operation of the diesel generator 3, a large amount of vibration and mechanical noise are generated due to the impact of a piston inside a cylinder on a cylinder sleeve and the mechanical impact of a moving part, at the moment, the vibration is transmitted to the placing plate 501, so that the triangular block 6 at the bottom of the placing plate 501 moves downwards, and the damping spring 605 is extruded through the pulley 603 and the moving rod 602, so that the damping spring 605 is extruded to generate elastic deformation to generate elastic force, and the generated elastic force acts on the moving rod 602, and offset with the vibration, because the pulley 603 is connected with the chute 601 in a sliding manner, the movable block 604 is driven to move transversely by the pulley 603 and the chute 601 which is arranged obliquely in the downward movement process of the triangular block 6, the transmission direction of the force generated by the vibration is changed, the force generated by the vibration in the vertical direction is shared in the transverse direction, the force applied to the damping spring 605 is reduced, the phenomenon that the force applied to the damping spring 605 is greater than the generated elastic force and cannot play a damping effect is avoided, and the vibration amplitude of the diesel generator 3 during working is reduced.

Furthermore, both ends of the buffer spring 608 are fixedly connected with a pressure plate 607, one side of the pressure plate 607 far away from the buffer spring 608 is fixedly connected with a connecting rod 606, the connecting rod 606 is connected with the moving block 604, the pressing plate 607 is provided with two limiting holes, the limiting holes are internally provided with limiting rods 609, the limiting rod 609 penetrates through the two pressing plates 607 through a limiting hole, the two ends of the limiting rod 609 are both provided with limiting blocks, the diameter of each limiting block is larger than that of the limiting hole, then the two moving blocks 604 move towards the buffer springs 608, and drive the pressing plate 607 to press the buffer springs 608 through the connecting rod 606, so that the buffer spring 608 is elastically deformed to generate an elastic force, and the generated elastic force is applied to the connection rod 606, the force generated by the vibration in the transverse direction on the connecting rod 606 is offset, and then the moving direction and distance of the pressing plate 607 can be limited by the limiting rod, the limiting block and the limiting hole.

Further, 1 inside fixed mounting of box has many guide pillars 5, place and seted up a plurality of through-holes that use with the guide pillar 5 is supporting on the board 501, place board 501 and pass through-hole and 5 sliding connection of guide pillar, be provided with soundproof cotton 101 on the 1 inner wall of box, can prescribe a limit to the moving direction who places board 501 through-hole and guide pillar 5, avoid placing board 501 and appear rocking receiving under the condition of vibrations, the guide pillar is placed board 501 and is strikeed 1 inner wall of box, cause and place board 501 or 1 inner wall of box and damage and produce the noise, can isolate the noise that diesel generator 3 work produced through soundproof cotton 101, avoid the noise to transmit outside box 1, cause noise pollution.

Further, 8 inside fixed mounting of rose box has active carbon filter screen 802 and dry box 801, and dry box 801 is located active carbon filter screen 802 below, dry box 801 is inside to be placed a large amount of silica gel granules, one side fixedly connected with push rod 7 that diaphragm 701 is close to box 1, and push rod 7 keeps away from the one end of diaphragm 701 and runs through rose box 8 and box 1 and be connected with movable block 604, can adsorb the dust and the granule in the gas through active carbon filter screen 802 and filter, it is too much to avoid the inside dust that appears of box 1, lead to dust or granule to enter into diesel generator 3 inside, lead to the inside wearing and tearing of diesel generator 3 to accelerate, adsorb the moisture in the gas through a large amount of silica gel granules in the dry box 801, avoid the inside moisture of box 1 overweight, lead to the electronic equipment in the diesel generator 3 to wet and the short circuit.

Furthermore, one side of the box body 1 is fixedly connected with two one-way air pipes 9, the one-way air pipes 9 are respectively an air inlet pipe and an air outlet pipe, the filter box 8 is communicated with the box body 1 through the air inlet pipe and the air outlet pipe, an air inlet hole of the air inlet pipe faces the box body 1, an air inlet hole of the air outlet pipe faces the filter box 8, the air inlet pipe is positioned above the air outlet pipe, then the moving block 604 drives the diaphragm 701 to move through the push rod 7 while moving transversely, when the diaphragm 701 moves towards the box body 1, the space in the filter box 8 is increased and the air pressure is reduced, at the moment, the air in the box body 1 enters the filter box 8 through the air inlet pipe under the action of the air pressure, when the diaphragm 701 moves towards the direction far away from the box body 1, the space in the filter box 8 is reduced, so that the air pressure is increased, at the moment, the air in the filter box 8 enters the box body 1 through the air outlet pipe under the action of the air pressure, the vibration generated by the diesel generator 3 during operation can drive the diaphragm 701 to move continuously, so that the gas in the box body 1 is exchanged with the gas in the filter box 8.

Further, the inside fixed mounting of one-way trachea 9 has connecting plate 901, air vent 902 has been seted up on connecting plate 901, the inside fixed mounting of one-way trachea 9 separates net 905, separate a plurality of spring posts 904 of one side fixedly connected with that net 905 is close to connecting plate 901, spring post 904 keeps away from the one end fixedly connected with deep bead 903 that separates net 905, and deep bead 903's size is greater than the size of air vent 902, gas passes through one-way trachea 9 under the effect of atmospheric pressure, deep bead 903 receives gaseous thrust and keeps away from connecting plate 901 this moment, make air vent 902 expose the ejection of compact, make rose box 8 inside through the air-supply line and through air vent 902 and the inside gas circuit that forms of box 1, spring post 904 received the extrusion of deep bead 903 this moment and takes place elastic deformation and produce elasticity.

Further, the silencing component comprises porous sound absorbing cotton 401, baffles 402 and a fixed pipe 405, the porous sound absorbing cotton 401 is arranged on the inner wall of the silencing pipe 4, a plurality of baffles 402 are fixedly connected inside the silencing pipe 4, a silencing hole 403 is formed in one side of each baffle 402, a silencing chamber is formed between every two adjacent baffles 402, a fixed plate 404 is fixedly connected inside one end, away from the air outlet pipe 302, of the silencing pipe 4, the fixed pipe 405 is fixedly connected in the middle of the fixed plate 404, a plurality of micropores 406 are formed in the outer surface of the fixed pipe 405, a large amount of fast flowing gas can be sprayed out when the diesel generator 3 works, the fast flowing gas can drive surrounding air to vibrate and generate a large amount of jet noise, the sprayed gas enters the silencing pipe 4 through the air outlet pipe 302 at the moment, then enters the silencing chambers through the plurality of silencing holes 403, the baffles 402 block the fast flowing gas at the moment, the gas flow speed is slowed down, the noise generated by air vibration is reduced, the jet noise is continuously rebounded in the silencing chamber in the diffusion process and is counteracted mutually, the noise transmission is reduced, then the gas enters the fixed pipe 405 and is discharged through the micropores 406, when the airflow passes through the micropores 406, the frequency spectrum of the jet noise moves to high frequency or ultrahigh frequency, the audible component in the frequency spectrum is obviously reduced, and the interference and the damage to people are reduced.

Further, base 2 bottom is connected with a plurality of gyro wheels 202 through the bearing rotation, electric putter 203 and control panel electric connection, and electric putter 203 bottom fixedly connected with backup pad 204 starts electric putter 203 through control panel for electric putter 203 drives backup pad 204 and moves down and contact with ground, and then with the whole jack-up of base 2, makes gyro wheel 202 and ground separation, accomplishes the rigidity to base 2.

When the invention is used, a plurality of rollers 202 are convenient for workers to move the box body 1, after the box body is moved to a designated position, the electric push rod 203 is started through the control panel, the electric push rod 203 drives the support plate 204 to move downwards and contact with the ground, the base 2 is jacked up integrally, the rollers 202 are separated from the ground, the position fixing of the base 2 is completed, then in the working process of the diesel generator 3, a large amount of vibration and mechanical noise are generated due to the impact of a piston inside a cylinder on the cylinder sleeve and the mechanical impact of a moving part, at the moment, the vibration is transmitted to the placing plate 501, the triangular block 6 at the bottom of the placing plate 501 moves downwards, the damping spring 605 is extruded through the pulley 603 and the moving rod 602, the damping spring 605 is extruded to generate elastic deformation to generate elastic force, the generated elastic force acts on the moving rod 602 and is offset with the generated vibration, because the pulley 603 is connected with the chute 601 in a sliding manner, the movable block 604 is driven by the pulley 603 and the chute 601 arranged obliquely to move transversely in the downward movement process of the triangular block 6, the transmission direction of the force generated by partial vibration is changed, the force generated by vibration in the vertical direction is shared in the transverse direction, the force applied to the damping spring 605 is reduced, the damping effect caused by the fact that the force applied to the damping spring 605 is larger than the generated elastic force is avoided, meanwhile, the amplitude of elastic deformation of the damping spring 605 is reduced, further, the vibration amplitude of the diesel generator 3 during operation is reduced, then, the two movable blocks 604 move towards the direction of the buffer spring 608, the pressure plate 607 is driven by the connecting rod 606 to extrude the buffer spring 608, the buffer spring 608 generates elastic force by elastic deformation, the generated elastic force acts on the connecting rod 606, and the force generated by the vibration in the transverse direction of the connecting rod 606 is counteracted, then the moving direction and distance of the pressing plate 607 can be limited by the limiting rod, the limiting block and the limiting hole, then the moving block 604 drives the diaphragm 701 to move through the push rod 7 while moving transversely, when the diaphragm 701 moves towards the box body 1, the space in the filter box 8 increases and the air pressure decreases, at this time, the air in the box body 1 enters the filter box 8 through the air inlet pipe under the action of the air pressure, then the air can absorb and filter the dust and particles in the air through the activated carbon filter screen 802, so as to avoid the excessive dust in the box body 1 from entering the diesel generator 3, the internal abrasion of the diesel generator 3 is accelerated, the moisture in the air is absorbed through a large amount of silica gel particles in the drying box 801, and the excessive moisture in the box body 1 is avoided, so that the electronic equipment in the diesel generator 3 is affected with damp and short circuit, then when the diaphragm 701 moves towards the direction far away from the box body 1, the internal space of the filter box 8 is reduced, so that the air pressure rises, at the moment, the air in the filter box 8 enters the box body 1 through the air outlet pipe under the action of the air pressure, the vibration generated by the work of the diesel generator 3 can drive the diaphragm 701 to move continuously, further, the air in the box body 1 is exchanged with the air in the filter box 8, in the process that the air passes through the one-way air pipe 9 under the action of the air pressure, the wind shield 903 is pushed by the air to be far away from the connecting plate 901, the air passing hole 902 is exposed to discharge, so that air passages are formed on two sides of the one-way air pipe 9 through the air passing hole 902, at the moment, the spring column 904 is extruded by the wind shield 903 to generate elastic deformation to generate elastic force, and when the air flows reversely, the wind shield 903 is tightly attached to the connecting plate 901 under the action of the air pushing force and the elastic force of the spring column 904, so that the air passing hole 902 is blocked by the wind shield 903, the gas can not pass through the one-way air pipe 9, the diesel generator 3 can spray a large amount of fast flowing gas when working, the gas can drive the surrounding air to vibrate and generate a large amount of jet noise in the fast flowing process, the sprayed gas enters the silencing pipe 4 through the air outlet pipe 302 at the moment, then enters the silencing chambers through the silencing holes 403, the fast flowing gas is blocked through the baffle 402 at the moment, the flow speed of the gas is slowed down, the noise generated by the air vibration is reduced, the jet noise is continuously rebounded and counteracted in the silencing chambers in the diffusion process, the transmission of the noise is reduced, then the gas enters the fixed pipe 405 and is discharged through the micropores 406, and when the gas flow passes through the micropores 406, the frequency spectrum of the jet noise can move to high frequency or ultrahigh frequency, so that the audible components in the frequency spectrum are obviously reduced, thereby reduce interference and the injury to the people, then the in-process of sound wave diffusion in hush pipe 4, some sound wave can be in porous sound absorption cotton 401's aperture friction and be converted into the heat energy consumption and scatter, and then make the sound wave weaken, can prescribe a limit to the moving direction who places board 501 through-hole and guide pillar 5, avoid placing board 501 and appear rocking under the condition that receives vibrations, the guide pillar is placed board 501 and is strikeed box 1 inner wall, cause and place board 501 or box 1 inner wall and damage and produce the noise, can isolate the noise that diesel generator 3 work produced through soundproof cotton 101, avoid the noise to transmit outside box 1, cause noise pollution, can carry out noise attenuation to the jet-propelled noise that outlet duct 302 produced through above structure, and carry out the noise that the shock attenuation produced in order to reduce vibrations to diesel generator 3.

The above is only a preferred embodiment of the present invention, and it should be noted that, for those skilled in the art, it is possible to make several variations and modifications without departing from the concept of the present invention, and these should be considered as the protection scope of the present invention, which will not affect the effect of the implementation of the present invention and the utility of the patent.

Claims

1. a mobile low-noise generator, is characterized in that, comprises box body, diesel generator, muffler assembly and the damping assembly that is arranged in the box body for buffering the diesel generator;

A control panel is fixedly installed on the front of the box body, a base is fixedly installed at the bottom of the box body, a placing plate is arranged inside the box body, a diesel generator is arranged on the top of the placing plate, and one side of the diesel generator is fixed An air outlet pipe is connected, a muffler pipe is fixedly connected on one side of the box body, and the muffler pipe is connected with the air outlet pipe, a muffler assembly is arranged inside the muffler pipe, and a filter box is fixedly installed on one side of the box body, A diaphragm is arranged near the bottom of the filter box, a slot is formed at the bottom of the base, and a plurality of electric push rods are fixedly connected inside the slot;

The shock absorbing assembly includes a triangular block, a shock absorbing spring and a buffer spring, two triangular blocks are respectively installed on the inner wall of the bottom of the placing plate and the bottom of the box body, and two moving blocks are arranged between the placing plate and the box body. The moving block is located between two triangular blocks on the same side, a shock absorbing spring is arranged inside the moving block, and a buffer spring is arranged between the two moving blocks.

2 . The mobile low-noise generator according to claim 1 , wherein a chute with an inverted "T" structure is provided on one side of the inclined surface of the triangular block, and the chute is provided with an internal setting. 3 . There is a moving rod, and one end of the moving rod away from the moving block is rotatably connected to a pulley through a rotating shaft, and the pulley is slidably connected with the chute, and one end of the moving rod away from the pulley penetrates the moving block and is connected with the shock-absorbing spring.

3 . The mobile low-noise generator according to claim 1 , wherein a pressure plate is fixedly connected to both ends of the buffer spring, and a connecting rod is fixedly connected to the side of the pressure plate away from the buffer spring, and the The connecting rod is connected with the moving block, two limit holes are opened on the pressure plate, a limit rod is arranged inside the limit hole, and the limit rod passes through the two pressure plates through the limit holes, and the limit Both ends of the position rod are provided with limit blocks, and the diameter of the limit blocks is larger than the diameter of the limit holes.

4 . The mobile low-noise generator according to claim 1 , wherein a plurality of guide posts are fixedly installed inside the box body, and a plurality of guide posts are provided on the placement plate to be used together with the guide posts. 5 . The placement plate is slidably connected to the guide post through the through hole, and sound insulation cotton is arranged on the inner wall of the box.

5. The mobile low-noise generator according to claim 1, wherein an activated carbon filter screen and a drying box are fixedly installed inside the filter box, and the drying box is located under the activated carbon filter screen, and the drying box is A large number of silica gel particles are placed inside the box, a push rod is fixedly connected to the side of the diaphragm close to the box body, and the end of the push rod away from the diaphragm penetrates the filter box and the box body and is connected to the moving block.

6 . The mobile low-noise generator according to claim 1 , wherein two one-way air pipes are fixedly connected to one side of the box body, and the one-way air pipes are respectively an air inlet pipe and an air outlet pipe. 7 . , and the filter box is communicated with the box body through the air inlet pipe and the air outlet pipe, the air inlet hole of the air inlet pipe is facing the box body, the air inlet hole of the air outlet pipe is facing the filter box, and the air inlet pipe is facing the filter box. The air duct is located above the air outlet duct.

7 . The mobile low-noise generator according to claim 1 , wherein a connecting plate is fixedly installed inside the one-way air pipe, the connecting plate is provided with air holes, and the one-way air pipe is fixed inside. 8 . A partition net is installed, a plurality of spring columns are fixedly connected to the side of the partition net close to the connecting plate, and a windshield is fixedly connected to the end of the spring column away from the partition net, and the size of the windshield is larger than the air hole size of.

8 . The mobile low-noise generator according to claim 1 , wherein the sound-absorbing component comprises porous sound-absorbing cotton, a baffle plate and a fixed pipe, and the inner wall of the sound-absorbing pipe is provided with porous sound-absorbing cotton. 9 . A plurality of baffles are fixedly connected inside the muffler pipe, a muffler hole is opened on one side of the baffle plate, a muffler chamber is formed between two adjacent baffle plates, and the inner part of one end of the muffler pipe away from the air outlet pipe is fixedly connected with a fixed The middle of the fixing plate is fixedly connected with a fixing tube, and the outer surface of the fixing tube is provided with a plurality of micro-holes.

9 . The mobile low-noise generator according to claim 1 , wherein a plurality of rollers are rotatably connected to the bottom of the base through bearings, the electric push rod is electrically connected to the control panel, and the electric push rod is electrically connected to the control panel. 10 . The bottom of the rod is fixedly connected with a support plate.