CN114458443A

CN114458443A - Mute-level generator set

Info

Publication number: CN114458443A
Application number: CN202210091356.5A
Authority: CN
Inventors: 白云龙; 陈江; 丁佳; 马廷尚
Original assignee: Individual
Current assignee: Individual
Priority date: 2022-01-26
Filing date: 2022-01-26
Publication date: 2022-05-10

Abstract

The invention relates to the technical field of generating sets, and discloses a silent-stage generating set which comprises a set shell, wherein the bottom of the set shell is fixedly connected with a base, the top of the base is provided with a groove, the inner wall of the bottom of the groove is fixedly connected with a plurality of positioning shafts, the outer wall of each positioning shaft is sleeved with a first damping spring, a sound absorption plate is arranged in the groove and is sleeved with the positioning shafts, the top of the sound absorption plate is provided with a plurality of first sound absorption holes, the top of the sound absorption plate is provided with a mounting bottom plate, the mounting bottom plate is sleeved with the top ends of the positioning shafts, the top of the mounting bottom plate is fixedly connected with a generator body, and the output end of the generator body is provided with rotating blades. According to the invention, the generator set is damped through the first damping spring, so that the generation of noise is reduced, and the noise generated during the operation of the generator set is absorbed through the sound-absorbing board and the first sound-absorbing hole, so that the leakage of the noise is avoided, and the body health of workers is protected.

Description

Mute-level generator set

Technical Field

The invention relates to the technical field of generator sets, in particular to a mute-level generator set.

Background

The generator set is a power supply device which takes an engine as a prime mover and drives a synchronous generator to generate electricity. The diesel generator set is a power generation device which is quick in starting, convenient to operate and maintain, low in investment and high in adaptability to the environment, the diesel generator set is power generation equipment which takes diesel as main fuel, and mechanical equipment which takes a diesel engine as motive power to drive a generator to generate power and converts kinetic energy into electric energy and heat energy is adopted, but the existing generator set is high in noise, so that a mute-grade generator set with good noise reduction is needed.

At present, most of the existing generator sets have the following defects: the motor group can send very big sound in work, and current generating set noise reduction effect is poor, and long-time work can cause certain influence to people's healthy under such environment, to sum up, current generating set most still can not agree with actual need well.

Disclosure of Invention

Technical problem to be solved

Aiming at the defects of the prior art, the invention provides a mute-level generator set, which mainly solves the problems that the generator set can make a particularly loud sound when working, the existing generator set has a poor noise reduction effect, and the long-time working in the environment can cause certain influence on the health of people.

(II) technical scheme

In order to achieve the purpose, the invention provides the following technical scheme:

a silent generator set comprises a generator set shell, wherein the bottom of the generator set shell is fixedly connected with a base, the top of the base is provided with a groove, the inner wall of the bottom of the groove is fixedly connected with a plurality of positioning shafts, the outer wall of each positioning shaft is sleeved with a first damping spring, a sound-absorbing plate is arranged in the groove and is sleeved with the positioning shafts, the top of the sound-absorbing plate is provided with a plurality of first sound-absorbing holes, the top of the acoustic board is provided with a mounting bottom board which is sleeved with the top end of the positioning shaft, the top of the mounting bottom board is fixedly connected with a generator body, the output end of the generator body is provided with a rotating fan blade, the top fixedly connected with installation frame of mounting plate, fixedly connected with inhales the sound cotton in the installation frame, inhales the cotton one side of sound and is equipped with and wears the mouth, rotates the flabellum and is located and wears the mouth, and the inner wall of wearing the mouth is equipped with a plurality of arc walls, and the inner wall of arc wall is equipped with a plurality of seconds and inhales the sound hole.

Furthermore, the top of the mounting bottom plate is fixedly connected with a mounting side plate, and one side of the generator body is fixedly connected with the mounting side plate.

On the basis of the scheme, one side of the installation frame is fixedly connected with a protective net, and the protective net is positioned on one side of the rotating fan blades.

As a further aspect of the present invention, the other side of the mounting frame is fixedly connected to a dust screen, and the dust screen is located on the other side of the rotating fan blades.

Further, the top fixedly connected with support frame of mounting plate, the top of support frame is slided to peg graft and is had a plurality of interlude axles, and the outer wall that the interlude axle is located the support frame below has cup jointed second damping spring, and the top fixedly connected with of per two interlude axles supports the support, supports the top of holding in the palm and the bottom contact of generator body.

On the basis of the scheme, a plurality of heating panels are fixedly connected to the inner walls of the two sides of the unit shell, two transparent observation windows are arranged on one side of the unit shell, and an overhauling cover plate is arranged at the top of the unit shell.

As a further scheme of the invention, a plurality of supporting shafts are inserted at the bottom of the base in a sliding manner, and the outer walls of the supporting shafts are sleeved with jacking springs.

Further, a plurality of mount pads of bottom fixedly connected with of base rotate between per two mount pads and are connected with the universal wheel, and one side fixedly connected with dog of universal wheel is pegged graft between per two dogs and is had the connecting rod, the both ends fixedly connected with adjustment footboard of connecting rod.

On the basis of the scheme, a plurality of limiting plates are fixedly connected to the two sides of the bottom of the base, clamping plates are inserted among the limiting plates, and the clamping plates are in contact with the universal wheels.

(III) advantageous effects

Compared with the prior art, the invention provides a mute-level generator set, which has the following beneficial effects:

1. according to the invention, the generator set is damped by the first damping spring, so that the generation of noise is reduced, and the noise generated during the operation of the generator set is absorbed by the sound-absorbing plate and the first sound-absorbing hole, so that the leakage of the noise is avoided, and the body health of workers is protected.

2. According to the invention, the noise generated when the rotating fan blade rotates rebounds into the second sound-absorbing hole of the sound-absorbing cotton under the action of the arc-shaped groove, so that the noise generated when the rotating fan blade rotates is absorbed, the noise generated when the generator set works is reduced, and the noise reduction effect of the generator set is improved.

3. According to the invention, the rotating fan blades are protected by the protective net and the dustproof net, so that the accumulation of dust on the rotating fan blades is reduced, the damage of the rotating fan blades is reduced, and the normal operation of the generator set is ensured.

4. According to the invention, the clamping plate is pulled out, the adjusting pedal is stepped to enable the universal wheel to rotate on the mounting seat, so that the supporting shaft is contacted with the ground, the generator set is stably placed, the clamping plate is inserted into the limiting plate, the universal wheel is vertically placed with the ground under the extrusion of the clamping plate, so that the supporting shaft is not contacted with the ground, the generator set can be moved, and the generator set can be conveniently moved and placed.

Drawings

Fig. 1 is a schematic perspective view of a mute generator set in embodiment 1 according to the present invention;

fig. 2 is a schematic rear view of a mute generator set in embodiment 1 according to the present invention;

fig. 3 is a schematic internal three-dimensional structure diagram of a mute-level generator set in embodiment 1 of the present invention;

fig. 4 is a schematic diagram of an internal explosion structure of a mute-class generator set in embodiment 1 of the present invention;

fig. 5 is a schematic internal side view of a mute generator set in embodiment 1 according to the present invention;

fig. 6 is a schematic view of a partial bottom view of a mute generator set in embodiment 2 of the present invention.

In the figure: 1. a unit housing; 2. a base; 3. a groove; 4. positioning the shaft; 5. a first damping spring; 6. a sound-absorbing panel; 7. a first sound absorbing aperture; 8. mounting a bottom plate; 9. installing a side plate; 10. a generator body; 11. rotating the fan blades; 12. a mounting frame; 13. sound-absorbing cotton; 14. an arc-shaped slot; 15. a second sound absorbing hole; 16. a protective net; 17. a dust screen; 18. a support bracket; 19. a support frame; 20. inserting the shaft; 21. a second damping spring; 22. a heat dissipation plate; 23. a transparent viewing window; 24. overhauling the cover plate; 25. a support shaft; 26. a jacking spring; 27. a mounting seat; 28. a universal wheel; 29. adjusting the pedal; 30. a stopper; 31. a limiting plate; 32. and (4) clamping the board.

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 1

Referring to fig. 1-5, a silent generator set comprises a generator set shell 1, a base 2 is fixed at the bottom of the generator set shell 1 through bolts, a groove 3 is arranged at the top of the base 2, a plurality of positioning shafts 4 are welded on the inner wall of the bottom of the groove 3, a first damping spring 5 is sleeved on the outer wall of each positioning shaft 4, the generator set is damped through the first damping spring 5, so that noise is reduced, a sound-absorbing plate 6 is arranged in the groove 3, the sound-absorbing plate 6 is sleeved with the positioning shafts 4, a plurality of first sound-absorbing holes 7 are arranged at the top of the sound-absorbing plate 6, noise generated during the operation of the generator set is absorbed through the sound-absorbing plate 6 and the first sound-absorbing holes 7, so that noise leakage is avoided, a mounting base plate 8 is arranged at the top of the sound-absorbing plate 6, the mounting base plate 8 is sleeved with the top end of the positioning shafts 4, a generator body 10 is fixed at the top of the mounting base plate 8 through bolts, and a rotating fan blade 11 is arranged at the output end of the generator body 10, there is installation frame 12 at mounting plate 8's top through the bolt fastening, there is sound absorption cotton 13 through the bolt fastening in installation frame 12, it is equipped with the mouth to inhale one side of sound absorption cotton 13, it is located the mouth to rotate flabellum 11, the inner wall of wearing the mouth is equipped with a plurality of arc walls 14, the inner wall of arc wall 14 is equipped with a plurality of seconds and inhales sound hole 15, make the noise bounce that produces when rotating flabellum 11 rotates advance to inhale sound cotton 13 second and inhale in sound hole 15 under the effect of arc wall 14, thereby the noise that produces when rotating flabellum 11 rotates absorbs, thereby reduce the noise that generating set during operation produced.

There is installation curb plate 9 at the top of mounting plate 8 through the bolt fastening, one side and installation curb plate 9 fixed connection of generator body 10, promote the steadiness of generator body 10 installation, there is the protection network 16 one side of 12 of installation frame through the bolt fastening, the protection network 16 is located one side of rotating flabellum 11, the opposite side of installation frame 12 passes through the bolt fastening and has dust screen 17, rotating flabellum 11 is protected through protection network 16 and dust screen 17, thereby reduce the piling up of dust on rotating flabellum 11, and the damage of rotating flabellum 11 has been reduced, dust screen 17 is located the opposite side of rotating flabellum 11.

The top of the mounting bottom plate 8 is fixed with a support frame 19 through bolts, the top of the support frame 19 is inserted with a plurality of inserting shafts 20 in a sliding manner, the outer wall of the inserting shaft 20, which is positioned below the support frame 19, is sleeved with a second damping spring 21, the top ends of every two inserting shafts 20 are fixed with a support bracket 18 through bolts, the top of the support bracket 18 is contacted with the bottom of the generator body 10, the common vibration caused by the sliding connection of the inserting shafts 20 and the action of the second damping spring 21 can be relieved when the generator body 10 works, further, the generation of noise generated when the generator set works can be further reduced, the inner walls of the two sides of the generator set shell 1 are fixed with a plurality of heat dissipation plates 22 through bolts, the heat dissipation plates 22 are convenient for the heat dissipation when the generator body 10 works, the damage of the generator body 10 caused by the overhigh self temperature of the generator body 10 can be avoided, one side of the generator set shell 1 is provided with two transparent observation windows 23, transparent observation window 23 is convenient for to the observation of generating set operating condition, and the top of unit housing 1 is equipped with overhauls apron 24, overhauls apron 24 and is convenient for to the maintenance of generating set.

The working principle of the embodiment is as follows: when in use, firstly, the first damping spring 5 is used for damping the generator set, thereby reducing the generation of noise, then, the sound-absorbing board 6 and the first sound-absorbing hole 7 absorb noise generated during the operation of the generator set to avoid the leakage of the noise, the protective net 16 and the dust-proof net 17 protect the rotating fan blades 11, thereby reducing the accumulation of dust on the rotary fan blade 11 and reducing the damage of the rotary fan blade 11, and then, the noise generated when the rotating fan blade 11 rotates is rebounded into the second sound absorbing hole 15 of the sound absorbing cotton 13 by the arc-shaped groove 14, thereby absorbing the noise generated when the rotating fan blades 11 rotate, reducing the noise generated when the generator set works, then, the sliding connection mode of the insertion shaft 20 and the action of the second damping spring 21 reduce the resonance caused by the operation of the generator body 10, thereby further reducing the noise generated during the operation of the generator set.

Example 2

Referring to fig. 6, a silent generator set comprises a base 2, a plurality of support shafts 25 are inserted into the bottom of the base in a sliding manner, the support shafts 25 are in contact with the ground, and therefore the generator set is stably placed, a top spring 26 is sleeved on the outer wall of each support shaft 25, a plurality of mounting seats 27 are fixed to the bottom of the base 2 through bolts, a universal wheel 28 is rotatably connected between every two mounting seats 27, a stop block 30 is fixed to one side of the universal wheel 28 through bolts, a connecting rod is inserted between every two stop blocks 30, an adjusting pedal 29 is fixed to two ends of the connecting rod through bolts, a plurality of limiting plates 31 are fixed to two sides of the bottom of the base 2 through bolts, a clamping plate 32 is inserted between the limiting plates 31, the clamping plate 32 is in contact with the universal wheel 28, when the generator is required to be moved, the clamping plate 32 is inserted into the limiting plate 31, the universal wheel 28 is vertically placed with the ground under the extrusion of the clamping plate 32, and therefore the support shafts 25 are not in contact with the ground, the generator set can be moved.

The working principle of the embodiment is as follows: during the use, when needs place generating set, extract cardboard 32, step on adjustment footboard 29 and make universal wheel 28 rotate on mount pad 27 to make back shaft 25 and ground contact, thereby stably place generating set, when needs remove the generator, inject limiting plate 31 with cardboard 32, make universal wheel 28 and ground perpendicular place under the extrusion of cardboard 32, thereby make back shaft 25 not contact with ground, can remove generating set.

The electrical components presented in the document are all electrically connected with an external master controller and 220V mains, and the master controller can be a conventional known device controlled by a computer or the like.

In the description herein, it is to be noted that, unless expressly stated or limited otherwise, the terms "connected" and "connected" are to be construed broadly, e.g., as meaning either a fixed connection, a removable connection, or an integral connection; the connection may be mechanical or electrical, and may be direct or indirect via an intermediate. The specific meanings of the above terms in the present invention can be understood in specific cases to those skilled in the art.

In the description herein, it is noted that relational terms such as first and second, and the like, are used solely to distinguish one entity or action from another entity or action without necessarily requiring or implying any actual such relationship or order between such entities or actions. Also, the terms "comprises," "comprising," or any other variation thereof, are intended to cover a non-exclusive inclusion, such that a process, method, article, or apparatus that comprises a list of elements does not include only those elements but may include other elements not expressly listed or inherent to such process, method, article, or apparatus.

Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the invention, the scope of which is defined in the appended claims and their equivalents.

Claims

1. A silent generator set comprises a set shell (1) and is characterized in that the bottom of the set shell (1) is fixedly connected with a base (2), the top of the base (2) is provided with a groove (3), the bottom inner wall of the groove (3) is fixedly connected with a plurality of positioning shafts (4), the outer wall of each positioning shaft (4) is sleeved with a first damping spring (5), a sound-absorbing plate (6) is arranged in the groove (3), the sound-absorbing plate (6) is sleeved with the positioning shafts (4), the top of the sound-absorbing plate (6) is provided with a plurality of first sound-absorbing holes (7), the top of the sound-absorbing plate (6) is provided with a mounting bottom plate (8), the mounting bottom plate (8) is sleeved with the top ends of the positioning shafts (4), the top of the mounting bottom plate (8) is fixedly connected with a generator body (10), the output end of the generator body (10) is provided with rotating fan blades (11), the top of the mounting bottom plate (8) is fixedly connected with a mounting frame (12), fixedly connected with inhales sound cotton (13) in installation frame (12), inhales one side of sound cotton (13) and is equipped with the mouth of wearing, rotates flabellum (11) and is located the mouth of wearing, and the inner wall of wearing the mouth is equipped with a plurality of arc walls (14), and the inner wall of arc wall (14) is equipped with a plurality of seconds and inhales sound hole (15).

2. A silent generator set according to claim 1, wherein the top of the mounting base plate (8) is fixedly connected with a mounting side plate (9), and one side of the generator body (10) is fixedly connected with the mounting side plate (9).

3. A silent generator set according to claim 1, wherein a protective screen (16) is fixedly connected to one side of the mounting frame (12), and the protective screen (16) is located on one side of the rotating fan blades (11).

4. A silent generator set according to claim 1, wherein a dust screen (17) is fixedly attached to the other side of the mounting frame (12), and the dust screen (17) is located on the other side of the rotating blades (11).

5. The silent generator set according to claim 1, wherein a support frame (19) is fixedly connected to the top of the mounting base plate (8), a plurality of inserting shafts (20) are slidably inserted into the top of the support frame (19), a second damping spring (21) is sleeved on the outer wall of each inserting shaft (20) below the support frame (19), a support bracket (18) is fixedly connected to the top ends of every two inserting shafts (20), and the top of each support bracket (18) is in contact with the bottom of the generator body (10).

6. The silent generator set according to claim 1, wherein the inner walls of the two sides of the set housing (1) are fixedly connected with a plurality of heat dissipation plates (22), one side of the set housing (1) is provided with two transparent observation windows (23), and the top of the set housing (1) is provided with an access cover plate (24).

7. A silent generator set according to claim 1, wherein a plurality of support shafts (25) are slidably inserted into the bottom of the base (2), and the outer wall of each support shaft (25) is sleeved with a top spring (26).

8. The silent generator set according to claim 1, wherein a plurality of mounting seats (27) are fixedly connected to the bottom of the base (2), a universal wheel (28) is rotatably connected between every two mounting seats (27), a stop block (30) is fixedly connected to one side of the universal wheel (28), a connecting rod is inserted between every two stop blocks (30), and an adjusting pedal (29) is fixedly connected to two ends of the connecting rod.

9. The silent generator set according to claim 8, wherein a plurality of limiting plates (31) are fixedly connected to both sides of the bottom of the base (2), clamping plates (32) are inserted between the limiting plates (31), and the clamping plates (32) are in contact with the universal wheels (28).