CN111022564B - Noise-reducing and shock-absorbing device for diesel generating set - Google Patents
Noise-reducing and shock-absorbing device for diesel generating set Download PDFInfo
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- CN111022564B CN111022564B CN201911178313.5A CN201911178313A CN111022564B CN 111022564 B CN111022564 B CN 111022564B CN 201911178313 A CN201911178313 A CN 201911178313A CN 111022564 B CN111022564 B CN 111022564B
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- bottom plate
- generating set
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
- F16F—SPRINGS; SHOCK-ABSORBERS; MEANS FOR DAMPING VIBRATION
- F16F15/00—Suppression of vibrations in systems; Means or arrangements for avoiding or reducing out-of-balance forces, e.g. due to motion
- F16F15/02—Suppression of vibrations of non-rotating, e.g. reciprocating systems; Suppression of vibrations of rotating systems by use of members not moving with the rotating systems
- F16F15/023—Suppression of vibrations of non-rotating, e.g. reciprocating systems; Suppression of vibrations of rotating systems by use of members not moving with the rotating systems using fluid means
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
- F16F—SPRINGS; SHOCK-ABSORBERS; MEANS FOR DAMPING VIBRATION
- F16F15/00—Suppression of vibrations in systems; Means or arrangements for avoiding or reducing out-of-balance forces, e.g. due to motion
- F16F15/02—Suppression of vibrations of non-rotating, e.g. reciprocating systems; Suppression of vibrations of rotating systems by use of members not moving with the rotating systems
- F16F15/04—Suppression of vibrations of non-rotating, e.g. reciprocating systems; Suppression of vibrations of rotating systems by use of members not moving with the rotating systems using elastic means
- F16F15/06—Suppression of vibrations of non-rotating, e.g. reciprocating systems; Suppression of vibrations of rotating systems by use of members not moving with the rotating systems using elastic means with metal springs
- F16F15/067—Suppression of vibrations of non-rotating, e.g. reciprocating systems; Suppression of vibrations of rotating systems by use of members not moving with the rotating systems using elastic means with metal springs using only wound springs
Abstract
The invention discloses a noise-reducing and shock-absorbing device for a diesel generating set, which comprises a bottom plate, a shock-absorbing device, a noise-reducing device and the diesel generating set, wherein the shock-absorbing device is arranged above the bottom plate, the diesel generating set is arranged above the shock-absorbing device, the noise-reducing device is arranged above the bottom plate, and the shock-absorbing device and the diesel generating set are positioned in the noise-reducing device. The vibration damping device can damp and buffer vibration generated when the diesel generating set works, so that the diesel generating set is prevented from colliding with the ground, noise is reduced, noise generated when the diesel generating set works is sealed and absorbed by the noise reduction device, influence of the noise on people is effectively reduced, and the labor productivity of people is guaranteed.
Description
Technical Field
The invention belongs to the technical field of power equipment, and particularly relates to a noise-reducing and shock-absorbing device for a diesel generating set.
Background
The power equipment is a power production and consumption system composed of links such as power generation, power transmission, power transformation, power distribution and power utilization, and mainly comprises two types of power generation equipment and power supply equipment, wherein the power generation equipment mainly comprises a power station boiler, a steam turbine, a gas turbine, a water turbine, a generator, a motor, a transformer and the like, the power supply equipment mainly comprises power transmission lines with various voltage grades, a mutual inductor, a contactor and the like, along with the development of industry and the continuous improvement of the living standard of people, the demand of people for electricity is more and more increased, when special conditions (such as large-scale power failure, damage of electric wires and cables, maintenance of the power equipment and the like) are met, the power cannot be normally supplied, and a diesel generator set is generally used for generating electricity to.
The diesel generating set can produce a large amount of noises when working, and some directly place and collide between the vibrations that the subaerial diesel generating set produced at the during operation and ground to increase the noise that diesel generator sent, not only cause serious influence to staff's operational environment, make people's hearing decline, arouse multiple disease, still influence people normal work and life, reduce people productivity.
Disclosure of Invention
The invention aims to overcome the defects in the prior art, and provides a noise-reducing and shock-absorbing device for a diesel generator set.
In order to achieve the purpose, the invention adopts the technical scheme that:
the utility model provides a damping device that makes an uproar falls for diesel generating set, includes bottom plate, damping device, the device of making an uproar, diesel generating set, damping device sets up in the bottom plate top, diesel generating set sets up in the damping device top, can carry out shock attenuation and buffering to the vibrations that diesel generating set during operation produced through damping device, has avoided diesel generating set and ground to bump, the production of noise reduction, the device of making an uproar falls sets up in the top of bottom plate, damping device and diesel generating set are located the inside of the device of making an uproar falls, seals and absorbs the noise that diesel generating set during operation produced through the device of making an uproar falls, the effectual noise that has reduced the influence that brings people to people productivity has been guaranteed.
Preferably, the damping device comprises a first flat plate, a second flat plate, a spring, a cylinder, a piston rod and a piston, the cylinder is arranged above the bottom plate, the piston rod is arranged in the cylinder, the top of the piston rod penetrates through the cylinder and extends to the outside of the cylinder, the piston is arranged at the bottom of the piston rod, the piston is positioned in the cylinder, damping oil is arranged in the cylinder, a through hole is formed in the circumferential direction of the piston, the second flat plate is arranged at the top of the piston rod, the piston rod is connected with the bottom of the second flat plate, the spring is sleeved outside the piston rod and the cylinder, the bottom end of the spring is arranged on the bottom plate, the top end of the spring is connected with the bottom of the second flat plate, the first flat plate is arranged above the second flat plate, the diesel generator set is fixedly arranged on the first flat plate, and when, the second flat plate drives the piston to move downwards in the cylinder through the piston rod after being vibrated, damping oil in the cylinder penetrates through a through hole in the piston, and the piston moves upwards under the action of the damping oil after moving downwards for a certain distance due to the resistance of the damping oil in the cylinder.
Preferably, the noise reduction device comprises a first box body, a second box body, a sound absorption material and a sound absorption plate, wherein the first box body and the second box body are respectively arranged on two sides of the diesel generator set, the bottom of the first box body and the bottom of the second box body are arranged on the bottom plate, and the noise generated in the working process of the diesel generator set is sealed through the first box body and the second box body, so that the volume of the noise diffused to the outside is reduced, the sound absorption plate is arranged on the inner side of the first box body and the inner side of the second box body, the sound absorption material is arranged on the inner side of the sound absorption plate and used for absorbing the noise generated in the working process of the diesel generator set, and the sound absorption plate is used for weakening the noise and reducing.
Preferably, it is equipped with slider to fall the device of making an uproar, slider includes connecting rod, slider, guide arm, electric telescopic handle, the connecting rod sets up respectively in first box, second box both sides, the slider sets up in the tip of connecting rod, bottom plate top both sides are equipped with the recess, the guide arm sets up in the recess, slider slidable mounting is on the guide arm, electric telescopic handle sets up respectively in first box, second box one end and electric telescopic handle's expansion end and first box, second box end connection, drives first box, second box in opposite directions or back-to-back motion through electric telescopic handle to realize first box, second box closure or separation, seal diesel generating set when closed, prevent that the noise from diffusing to the outside, the diesel generating set's of being convenient for during the separation maintenance and change.
Preferably, the bottom plate below is equipped with running gear, running gear includes connecting plate, pivot, gyro wheel, the connecting plate sets up in the both ends both sides of bottom plate bottom, the pivot sets up on two connecting plates of same end, the connecting plate is all run through at the pivot both ends, the gyro wheel sets up in the both ends of pivot, and the removal of this device of being convenient for through running gear has improved the translation rate of device.
Preferably, be equipped with the block rubber between first flat board and the second flat board, vibrations transmission when having avoided first flat board and second flat board direct contact because the block rubber has can produce deformation under the exogenic action, can the characteristics of reconversion after detaching external force, can cushion the vibrations that diesel generating set during operation produced through the block rubber, has further improved damping device's effect.
Preferably, one side of damping device is equipped with the blast pipe, the blast pipe bottom is passed the bottom plate and is extended to the bottom plate below, and the chimney on blast pipe top and the diesel generating set is connected, the diameter of chimney is less than the diameter of blast pipe, and the chimney extends to the inside of blast pipe and with blast pipe sliding connection, can be to the tail gas discharge that diesel generating set during operation produced through the blast pipe, prevents that tail gas from causing pollution and destruction to the device of making an uproar of falling, has prolonged the life of the device of making an uproar of falling, has reduced use cost.
Preferably, the exhaust pipe is provided with a silencer, the silencer is positioned in the noise reduction device, and the silencer is used for silencing the sound of the exhaust pipe, so that the noise is reduced from being diffused to the outside.
Preferably, one side that first box is close to the second box is wavy, one side that the second box is close to first box is wavy, and first box and second box mutually support to improve the area of contact of first box and second box, strengthened the seal of first box and second box, reduced the diffusion of noise.
Preferably, one side that first box and second box contacted all is equipped with the cavity, the cavity is wavy, and the cavity is inside to be filled with sound absorbent, absorbs the noise that diesel generating set during operation produced through sound absorbent to the volume of noise has been reduced.
Preferably, the fixing rods are arranged on two sides of the bottom plate and are in threaded connection with the bottom plate, the device is fixed on the ground through the fixing rods, the device is prevented from moving, and the working stability of the device is improved.
Preferably, the two sides of the bottom plate are fixedly provided with the traction hooks, so that the device can be conveniently dragged through the traction hooks, and the dragging work efficiency is improved.
Preferably, the top of the inner side of each of the first box body and the second box body is provided with an axial flow fan, the axial flow fan is electrically connected with the diesel generator set, and the diesel generator set is cooled through the axial flow fan, so that the working efficiency of the diesel generator set is ensured.
Preferably, be equipped with the inclined hole on first box, the second box lateral wall, the inside acoustic baffle that is equipped with of inclined hole, the quantity of acoustic baffle is a plurality of and crisscross setting on the wall of inclined hole both sides, the length of acoustic baffle is greater than the radius of inclined hole, and the inclined hole can effectively reduce the intensity of the noise that diesel generating set during operation produced at the data send process, and the acoustic baffle can absorb the noise of inclined hole transmission, further reduces the intensity of noise.
The invention has the beneficial effects that:
1) can carry out the shock attenuation and the buffering to the vibrations that diesel generating set during operation produced through damping device, avoided diesel generating set and ground to bump, the production of noise reduction seals and absorbs the noise that diesel generating set during operation produced through the device of making an uproar that falls, the effectual influence that the noise has reduced and has brought people to people's productivity has been guaranteed.
2) Be equipped with slider on the device of making an uproar falls, drive first box, second box or back-to-back motion in opposite directions through electric telescopic handle to realize that first box, second box are closed or separate, seal diesel generating set when closed, prevent that the noise from spreading to the outside, the diesel generating set's of being convenient for maintenance and change during the separation.
3) The walking device is arranged below the bottom plate, so that the device can move conveniently through the walking device, and the moving speed of the device is improved.
4) Be equipped with the block rubber between first flat board and the second flat board, vibrations transmission when having avoided first flat board and second flat board direct contact, because the block rubber has can produce deformation under the exogenic action, can the characteristic of reconversion after detaching external force, can cushion the vibrations that diesel generating set during operation produced through the block rubber, further improved damping device's effect.
5) One side of damping device is equipped with the blast pipe, the blast pipe bottom is passed the bottom plate and is extended to the bottom plate below, and the chimney on blast pipe top and the diesel generating set is connected, the diameter of chimney is less than the diameter of blast pipe, and the chimney extends to the inside of blast pipe and with blast pipe sliding connection, can be to the tail gas discharge that diesel generating set during operation produced through the blast pipe, prevents that tail gas from causing pollution and destruction to the device of making an uproar of falling, has prolonged the life of the device of making an uproar of falling, has reduced use cost.
6) Be equipped with the silencer on the blast pipe, the silencer is located the inside of making an uproar device that falls, carries out the amortization to the blast pipe sound through the silencer to the noise has been reduced and has been outwards diffused.
7) One side of first box and the contact of second box all is equipped with the cavity, the cavity is wavy, and cavity inside packing has sound absorbing material, absorbs the noise that diesel generating set during operation produced through sound absorbing material to the volume of noise has been reduced.
8) The fixing rods are arranged on the two sides of the bottom plate and are in threaded connection with the bottom plate, the device is fixed on the ground through the fixing rods, the device is prevented from moving, and the stability of the device during working is improved.
9) The traction hooks are fixedly arranged on the two sides of the bottom plate, and the traction hooks are convenient for dragging of the device, so that the dragging work efficiency is improved.
10) The top of the inner side of the first box body and the top of the inner side of the second box body are both provided with axial fans, the axial fans are electrically connected with the diesel generator set, and the diesel generator set is cooled through the axial fans, so that the working efficiency of the diesel generator set is guaranteed.
11) Be equipped with the inclined hole on first box, the second box lateral wall, the inside acoustic baffle that is equipped with of inclined hole, the quantity of acoustic baffle is a plurality of and crisscross setting on the wall of inclined hole both sides, the length of acoustic baffle is greater than the radius of inclined hole, and the intensity of noise that the inclined hole can effectively reduce diesel generating set during operation production in the data send process, and the acoustic baffle can absorb the noise of inclined hole transmission, further noise reduction's intensity.
Drawings
FIG. 1 is a schematic structural diagram of a noise-reducing and shock-absorbing device for a diesel generating set.
FIG. 2 is a schematic structural diagram of a first box body in the noise-reducing and shock-absorbing device for the diesel generating set.
FIG. 3 is a schematic structural diagram of a damping device in the noise reduction and damping device for the diesel generating set.
FIG. 4 is a schematic diagram of the internal structure of a cylinder in the noise-reducing and shock-absorbing device for a diesel generator set.
FIG. 5 is a sectional view of the inside of the first box of the noise-reducing and shock-absorbing device for a diesel generator set according to the present invention.
FIG. 6 is a schematic structural view of a cavity in the noise-reducing and shock-absorbing device for the diesel generating set.
In the figure: 1. a base plate; 2. a first case; 3. a second case; 4. a connecting rod; 5. a slider; 6. a guide bar; 7. a groove; 8. an electric telescopic rod; 9. an inclined hole; 10. a cavity; 11. a connecting plate; 12. a rotating shaft; 13. a roller; 14. fixing the rod; 15. a towing hook; 16. a diesel generator set; 17. a first plate; 18. a rubber block; 19. a second plate; 20. a spring; 21. a cylinder; 22. a piston rod; 23. a piston; 231. a through hole; 24. a chimney; 25. an exhaust pipe; 26. a muffler; 27. a sound absorbing material; 28. an acoustic panel; 29. a sound absorbing panel; 30. an axial flow fan.
Detailed Description
The technical solutions in the embodiments of the present invention are clearly and completely described below with reference to fig. 1 to 6, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all 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 "longitudinal", "lateral", "upper", "lower", "front", "rear", "left", "right", "vertical", "horizontal", "top", "bottom", "inner", "outer", and the like, indicate orientations or positional relationships based on those shown in the drawings, are merely for convenience of description of the present invention, and do not indicate or imply that the referenced devices or elements must have a particular orientation, be constructed and operated in a particular orientation, and thus, are not to be construed as limiting the present invention.
The utility model provides a damping device that makes an uproar falls for diesel generating set, includes bottom plate 1, damping device, falls the device of making an uproar, diesel generating set 16, damping device sets up in bottom plate 1 top, diesel generating set 16 sets up in the damping device top, can carry out shock attenuation and buffering to the vibrations that diesel generating set 16 during operation produced through damping device, has avoided diesel generating set 16 and ground to collide, reduces the production of noise, fall the device of making an uproar and set up in the top of bottom plate, damping device and diesel generating set 16 are located the inside of falling the device of making an uproar, seal and absorb the noise that diesel generating set 16 during operation produced through falling the device of making an uproar, the effectual noise that has reduced the influence that the noise brought to people's.
The damping device comprises a first flat plate 17, a second flat plate 19, a spring 20, a cylinder 21, a piston rod 22 and a piston 23, wherein the cylinder 21 is arranged above the bottom plate 1, the piston rod 22 is arranged in the cylinder 21, the top of the piston rod 22 penetrates through the cylinder 21 and extends to the outside of the cylinder 21, the piston 23 is arranged at the bottom of the piston rod 22, the piston 23 is positioned in the cylinder 21, damping oil is arranged in the cylinder 21, a through hole 231 is arranged in the circumferential direction of the piston 23, the second flat plate 19 is arranged at the top of the piston rod 22, the piston rod 22 is connected with the bottom of the second flat plate 19, the spring 20 is sleeved outside the piston rod 22 and the cylinder 21, the bottom end of the spring 20 is arranged on the bottom plate 1, the top end of the spring 20 is connected with the bottom of the second flat plate 19, the first flat plate 17 is arranged above the second flat plate 19, the vibration transmission when the first flat plate 17 is in direct contact with the second flat plate 19 is avoided, the rubber block 18 has the characteristic that the rubber block 18 can deform under the action of external force and can restore to the original shape after the external force is removed, the vibration generated when the diesel generator set 16 works can be buffered through the rubber block 18, the action effect of the damping device is further improved, the diesel generator set 16 is fixedly arranged on the first flat plate 17, when the vibration generated when the diesel generator set 16 works is transmitted to the second flat plate 19 through the first flat plate 17, the second flat plate 19 drives the piston 23 to move downwards in the cylinder 21 through the piston rod 22 after being vibrated, the damping oil in the cylinder 21 passes through the through hole 231 on the piston 23, and because the damping oil in the cylinder 21 has resistance, the piston 23 moves upwards under the action of the damping oil after moving downwards for a certain distance, in the process, the vibration generated when the diesel generator set 16 works is buffered, meanwhile, the shock absorption is carried out under the action of the spring 20, the amplitude of the up-and-down movement of the diesel generating set 16 is reduced, the collision does not occur in the whole process, and the noise is reduced.
The noise reduction device comprises a first box body 2, a second box body 3, a sound absorption material 27 and a sound absorption plate 28, wherein the first box body 2 and the second box body 3 are respectively arranged at two sides of the diesel generator set 16, the bottoms of the first box body 2 and the second box body 3 are arranged on the bottom plate 1, and the noise generated when the diesel generator set 16 works is sealed through the first box body 2 and the second box body 3, so that the volume of the noise diffused to the outside is reduced, the sound absorption plate 28 is arranged at the inner sides of the first box body 2 and the second box body 3, the sound absorption material 27 is arranged at the inner side of the sound absorption plate 28, the sound absorption material 27 is used for absorbing the noise generated when the diesel generator set 16 works, and the sound absorption plate 28 is used for weakening the noise and reducing the transmission of the noise.
The noise reduction device is provided with a sliding device which comprises a connecting rod 4, a sliding block 5, a guide rod 6 and an electric telescopic rod 8, the connecting rod 4 is respectively arranged at two sides of the first box body 2 and the second box body 3, the slide block 5 is arranged at the end part of the connecting rod 4, grooves 7 are arranged on two sides of the top of the bottom plate 1, the guide rods 6 are arranged in the grooves 7, the sliding block 5 is slidably arranged on the guide rods 6, the electric telescopic rods 8 are respectively arranged at one ends of the first box body 2 and the second box body 3, the movable ends of the electric telescopic rods 8 are connected with the end parts of the first box body 2 and the second box body 3, the first box body 2 and the second box body 3 are driven to move towards or away from each other by the electric telescopic rods 8, therefore, the first box body 2 and the second box body 3 are closed or separated, the diesel generator set 16 is sealed when the first box body and the second box body are closed, noise is prevented from diffusing to the outside, and the diesel generator set 16 is convenient to maintain and replace when the first box body and the second box body are separated.
The utility model discloses a portable electronic device, including bottom plate 1, running gear, connecting plate 11, pivot 12, gyro wheel 13, running gear includes connecting plate 11, pivot 12, gyro wheel 13, connecting plate 11 sets up in the both ends both sides of bottom plate 1 bottom, pivot 12 sets up on two connecting plates 11 of same end, pivot 12 both ends all run through connecting plate 11, gyro wheel 13 sets up in the both ends of pivot 12, and the removal of this device of being convenient for through running gear has improved the translation rate of device.
One side of damping device is equipped with blast pipe 25, blast pipe 25 bottom is passed bottom plate 1 and is extended to the bottom plate below, and blast pipe 25 top is connected with chimney 24 on the diesel generating set 16, chimney 24's diameter is less than blast pipe 25's diameter, chimney 24 extend to blast pipe 25's inside and with blast pipe 25 sliding connection, can discharge the tail gas that diesel generating set 16 during operation produced through blast pipe 25, prevent that tail gas from causing pollution and destruction to the device of making an uproar, prolonged the life of the device of making an uproar, use cost is reduced, be equipped with silencer 26 on the blast pipe 25, silencer 26 is located the inside of the device of making an uproar, carries out the amortization to blast pipe 25 sound through silencer.
One side that first box 2 is close to second box 3 is wavy, one side that second box 3 is close to first box 2 is wavy, and first box 2 mutually supports with second box 3 to improved the area of contact of first box 2 with second box 3, strengthened the seal of first box 2 with second box 3, reduced the diffusion of noise, one side of first box 2 and second box 3 contact all is equipped with cavity 10, cavity 10 is wavy, and cavity 10 is inside to be filled there is sound absorbent 27, absorbs the noise that diesel generating set 16 during operation produced through sound absorbent 27, thereby has reduced the volume of noise.
The both sides of bottom plate 1 are equipped with dead lever 14, and threaded connection between dead lever 14 and the bottom plate 1 fixes the device subaerial through dead lever 14, prevents the removal of device, has improved the stability of the during operation of device, the fixed hook 15 that draws that is equipped with in bottom plate 1 both sides is convenient for dragging of device through drawing hook 15, has improved the work efficiency who drags.
The utility model discloses a diesel generating set, including first box 2, second box 3, inboard top all are equipped with axial fan 30, axial fan 30 and diesel generating set 16 electric connection, dispel the heat to diesel generating set 16 through axial fan 30 to guarantee diesel generating set 16 work efficiency, be equipped with inclined hole 9 on first box 2, the 3 lateral walls of second box, inclined hole 9 is inside to be equipped with acoustic baffle 29, acoustic baffle 29's quantity is a plurality of and crisscross setting on inclined hole 9 both sides wall, acoustic baffle 29's length is greater than the radius of inclined hole 9, and the intensity of the noise that produces in the work of diesel generating set 16 in the data send process can effectively be reduced to inclined hole 9, and acoustic baffle 29 can absorb the noise of inclined hole 9 transmission, further reduces the intensity of noise.
The foregoing is merely exemplary and illustrative of the present invention and various modifications, additions and substitutions may be made by those skilled in the art to the specific embodiments described without departing from the scope of the present invention as defined in the accompanying claims.
Claims (8)
1. A noise reduction and vibration reduction device for a diesel generating set is characterized by comprising a bottom plate, a vibration reduction device, a noise reduction device and a diesel generating set, wherein the vibration reduction device is arranged above the bottom plate, the diesel generating set is arranged above the vibration reduction device, the noise reduction device is arranged above the bottom plate, the vibration reduction device and the diesel generating set are positioned in the noise reduction device, the noise reduction device comprises a first box body, a second box body, a sound absorption material and a noise elimination plate, the first box body and the second box body are respectively arranged at two sides of the diesel generating set, the bottoms of the first box body and the second box body are arranged on the bottom plate, the inner sides of the first box body and the second box body are respectively provided with the noise elimination plate, the inner sides of the noise elimination plate are provided with the sound absorption material, the noise reduction device is provided with a sliding device, the sliding device, the connecting rod sets up respectively in first box, second box both sides, the slider sets up in the tip of connecting rod, bottom plate top both sides are equipped with the recess, the guide arm sets up in the recess, slider slidable mounting is on the guide arm, electric telescopic handle sets up respectively in first box, second box one end and electric telescopic handle's expansion end and first box, second box end connection.
2. The noise reduction and vibration reduction device for the diesel generator set according to claim 1, wherein the vibration reduction device comprises a first flat plate, a second flat plate, a spring, a cylinder, a piston rod and a piston, the cylinder is arranged above the bottom plate, the piston rod is arranged in the cylinder, the top of the piston rod penetrates through the cylinder and extends to the outside of the cylinder, the piston is arranged at the bottom of the piston rod, the piston is positioned in the cylinder, damping oil is arranged in the cylinder, through holes are arranged in the circumferential direction of the piston, the second flat plate is arranged at the top of the piston rod, the piston rod is connected with the bottom of the second flat plate, the spring is sleeved outside the piston rod and the cylinder, the bottom end of the spring is arranged on the bottom plate, the top end of the spring is connected with the bottom of the second flat plate, the first flat plate is arranged above the second flat, and a rubber block is arranged between the first flat plate and the second flat plate.
3. The noise reduction and vibration reduction device for the diesel generator set according to claim 1, wherein a traveling device is arranged below the bottom plate, the traveling device comprises a connecting plate, a rotating shaft and rollers, the connecting plate is arranged on two sides of two ends of the bottom plate, the rotating shaft is arranged on two connecting plates at the same end, two ends of the rotating shaft penetrate through the connecting plate, and the rollers are arranged at two ends of the rotating shaft.
4. The noise reduction and vibration reduction device for the diesel generating set according to claim 1, wherein an exhaust pipe is arranged on one side of the vibration reduction device, the bottom end of the exhaust pipe penetrates through the bottom plate and extends below the bottom plate, the top end of the exhaust pipe is connected with a chimney on the diesel generating set, the diameter of the chimney is smaller than that of the exhaust pipe, the chimney extends to the inside of the exhaust pipe and is in sliding connection with the exhaust pipe, a silencer is arranged on the exhaust pipe, and the silencer is located inside the noise reduction device.
5. The noise and vibration reduction device for the diesel generator set according to claim 1, wherein one side of the first box body close to the second box body is wavy, one side of the second box body close to the first box body is wavy, the first box body and the second box body are matched with each other, cavities are arranged on both sides of the first box body and the second box body, which are in contact with each other, the cavities are wavy, and sound absorption materials are filled in the cavities.
6. The noise reduction and vibration reduction device for the diesel generator set as claimed in claim 1, wherein fixing rods are arranged on two sides of the bottom plate, the fixing rods are in threaded connection with the bottom plate, and traction hooks are fixedly arranged on two sides of the bottom plate.
7. The noise reduction and vibration reduction device for the diesel generator set according to claim 1, wherein axial flow fans are respectively arranged at the tops of the inner sides of the first box body and the second box body, the axial flow fans are electrically connected with the diesel generator set, inclined holes are formed in the side walls of the first box body and the second box body, sound absorption plates are arranged inside the inclined holes, the number of the sound absorption plates is multiple, the sound absorption plates are arranged on the two side walls of the inclined holes in a staggered mode, and the length of each sound absorption plate is greater than the radius of each inclined hole.
8. The noise and vibration reduction device for the diesel generator set according to claim 1 or 5, wherein the sound absorption material is glass wool.
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| CN111912213A (en) * | 2020-08-15 | 2020-11-10 | 鹰潭和泰塑业有限公司 | A rapid draing machine for plastics are cut grain |
| CN112145617B (en) * | 2020-09-30 | 2022-02-01 | 广东海洋大学 | Electric automation comprehensive power generation device for ship |
| CN112682168A (en) * | 2020-12-16 | 2021-04-20 | 廖润伟 | Intelligent noise-reducing diesel generator set |
| CN112767906A (en) * | 2020-12-24 | 2021-05-07 | 华为技术有限公司 | Noise reduction device and generator assembly |
| CN113202623A (en) * | 2021-04-15 | 2021-08-03 | 中国人民解放军空军预警学院雷达士官学校 | Diesel generating set vibration/noise reduction device |
| CN115164000A (en) * | 2022-06-29 | 2022-10-11 | 江苏江豪发电机组有限公司 | Diesel generating set with damping and noise reducing effects |
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