CN210977691U - Generator set shell with good silencing effect - Google Patents
Generator set shell with good silencing effect Download PDFInfo
- Publication number
- CN210977691U CN210977691U CN201922128371.9U CN201922128371U CN210977691U CN 210977691 U CN210977691 U CN 210977691U CN 201922128371 U CN201922128371 U CN 201922128371U CN 210977691 U CN210977691 U CN 210977691U
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- China
- Prior art keywords
- generator
- gas turbine
- shell
- generator set
- set shell
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- Expired - Fee Related
Links
- 230000001743 silencing effect Effects 0.000 title claims description 5
- 230000000694 effects Effects 0.000 claims abstract description 26
- 238000005187 foaming Methods 0.000 claims abstract description 14
- 238000010521 absorption reaction Methods 0.000 claims abstract description 13
- 230000008878 coupling Effects 0.000 claims description 11
- 238000010168 coupling process Methods 0.000 claims description 11
- 238000005859 coupling reaction Methods 0.000 claims description 11
- 230000003584 silencer Effects 0.000 claims description 10
- 238000001816 cooling Methods 0.000 claims description 9
- 230000017525 heat dissipation Effects 0.000 claims description 6
- 230000000149 penetrating effect Effects 0.000 claims description 6
- 238000009423 ventilation Methods 0.000 claims description 4
- 230000005540 biological transmission Effects 0.000 abstract description 8
- 239000011148 porous material Substances 0.000 description 4
- 238000010586 diagram Methods 0.000 description 3
- 239000011358 absorbing material Substances 0.000 description 2
- 230000001413 cellular effect Effects 0.000 description 2
- 239000002283 diesel fuel Substances 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000005674 electromagnetic induction Effects 0.000 description 1
- 230000008030 elimination Effects 0.000 description 1
- 238000003379 elimination reaction Methods 0.000 description 1
- 230000030279 gene silencing Effects 0.000 description 1
- 238000012423 maintenance Methods 0.000 description 1
- 238000010248 power generation Methods 0.000 description 1
- 239000002516 radical scavenger Substances 0.000 description 1
- 230000003313 weakening effect Effects 0.000 description 1
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- Motor Or Generator Frames (AREA)
Abstract
The utility model relates to a generating set field specifically discloses a generating set shell that noise cancelling effect is good, including generator housing, and one side of generator housing installs first gas vent, install the second gas vent under the first gas vent, the louvre is installed in the dead ahead of generator housing, the removal gyro wheel is installed to the lower extreme of generator housing, and generator housing's opposite side installs the gas turbine air inlet, the foaming sound absorption layer is installed to generator housing inboard, the combination acoustic baffle is installed to the lower extreme on foaming sound absorption layer, the inside of combination acoustic baffle is provided with inhales the sound through-hole. When the noise passes through the combination acoustic baffle, inhale the sound through-hole and make the combination acoustic baffle present the bridge cut-off form to energy loss when can increasing the noise transmission reduces the transmission effect of sound, the honeycomb through-hole in the middle of the foaming acoustic layer can play the purpose that the consumption weakens to the noise that passes the combination acoustic baffle once more.
Description
Technical Field
The utility model relates to a generating set field specifically is a generating set shell that noise cancelling effect is good.
Background
The volume of the generator set of the diesel engine is reduced, the temperature of the generator set is rapidly increased, and the ignition point of diesel oil is reached. The diesel oil is ignited, the mixed gas is burnt violently, the volume expands rapidly, the piston is pushed to move downwards, each cylinder does work in sequence, the thrust acting on the piston is changed into the force pushing the crankshaft to rotate through the connecting rod, the crankshaft is driven to rotate, and the generator can output induced electromotive force by utilizing the electromagnetic induction principle, so that the power generation effect is achieved.
However, because the generator set can generate larger noise during working, the shell of the generator set on the market does not have good noise reduction effect. Therefore, the person skilled in the art provides a generator set housing with good noise reduction effect to solve the problems in the background art mentioned above.
SUMMERY OF THE UTILITY MODEL
An object of the utility model is to provide a generating set shell that noise cancelling effect is good to solve the problem that proposes in the above-mentioned background art.
In order to achieve the above object, the utility model provides a following technical scheme:
the utility model provides a generating set shell that noise cancelling effect is good, includes the generator shell, the last surface mounting of generator shell has cooling fan, and one side of generator shell installs first gas vent, install the second gas vent under the first gas vent, the louvre is installed to the dead ahead of generator shell, the access door is installed to one side of louvre, the removal gyro wheel is installed to the lower extreme of generator shell, and the opposite side of generator shell installs the gas turbine air inlet, the foaming sound-absorbing layer is installed to generator shell inboard, the combination acoustic baffle is installed to the lower extreme on foaming sound-absorbing layer, the inside of combination acoustic baffle is provided with inhales the sound through-hole.
As a further aspect of the present invention: the gas turbine air inlet internally mounted has gas turbine, the shaft coupling is installed to gas turbine's one end, the generator is connected to the one end of shaft coupling.
As a further aspect of the present invention: the exhaust silencer is installed to the upper end of gas turbine blast pipe, the last surface mounting of generator shell has the scavenger fan.
As a further aspect of the present invention: the ventilating fan is in through connection with the generator shell, the second exhaust port is in through connection with the generator exhaust pipe, the first exhaust port is in through connection with the gas turbine exhaust pipe, and the exhaust silencer is externally connected with a circuit.
As a further aspect of the present invention: the generator is connected with the coupling in a rotating mode, the gas turbine is connected with the coupling in a rotating mode, and the gas inlet of the gas turbine is connected with the gas turbine in a penetrating mode.
As a further aspect of the present invention: the gas turbine air inlet and generator housing through connection, first gas vent, second gas vent and generator housing through connection.
As a further aspect of the present invention: the access door is rotationally connected with the generator shell through a hinge, and the cooling fan is connected with the generator shell in a through mode.
Compared with the prior art, the beneficial effects of the utility model are that: preferred foaming sound absorbing layer, traditional generating set's making an uproar of falling is most to utilize the calandria to carry out noise reduction, can't guarantee the noise that the noise transmitted away through generator housing, when the noise is through the combination acoustic baffle, because inhale the effect of sound through-hole, make the combination acoustic baffle present the bridge cut-off form, thereby energy loss when can increasing the noise transmission, reduce the transmission effect of sound, the cellular through-hole in the middle of the foaming sound absorbing layer, can play the purpose that the consumption weakens to the noise of passing the combination acoustic baffle once more, thereby guarantee the noise-reducing capability of generator housing, traditional individual layer shell has been avoided or only has the generator housing who inhales the sound sponge layer, can't guarantee the elimination to the noise, and the setting of foaming sound absorbing layer and combination acoustic baffle, can also play the purpose of absorption evacuation to the heat that generator housing internal work produced.
Drawings
FIG. 1 is a schematic structural diagram of a generator set housing with a good noise reduction effect;
FIG. 2 is a schematic diagram of an internal structure of a generator set housing with a good noise reduction effect;
fig. 3 is a schematic diagram of a generator set housing silencing structure with a good silencing effect.
In the figure: 1. a generator housing; 2. a first exhaust port; 3. a second exhaust port; 4. an access door; 5. moving the roller; 6. a cooling fan; 7. heat dissipation holes; 8. a gas turbine air inlet; 101. a ventilator; 102. a gas turbine; 103. a generator; 104. a gas turbine exhaust duct; 105. a generator exhaust pipe; 106. a coupling; 107. a foamed sound absorbing layer; 108. a sound-absorbing through hole; 109. a combined sound absorption board; 1010. an exhaust muffler.
Detailed Description
Please refer to fig. 1-3, in the embodiment of the present invention, a generator set housing with good noise reduction effect, including generator housing 1, generator housing 1's last surface mounting has cooling fan 6, and generator housing 1's one side installs first exhaust port 2, install second exhaust port 3 under first exhaust port 2, generator housing 1's dead ahead installs louvre 7, access door 4 is installed to one side of louvre 7, generator housing 1's lower extreme installs removal gyro wheel 5, and generator housing 1's opposite side installs gas turbine air inlet 8, generator housing 1 inboard installs foaming sound-absorbing layer 107, combination sound-absorbing plate 109 is installed to the lower extreme of foaming sound-absorbing layer 107, the inside of combination sound-absorbing plate 109 is provided with inhales sound through-hole 108.
In fig. 1, 2, 3: a gas turbine 102 is arranged in a gas turbine inlet 8, a coupling 106 is arranged at one end of the gas turbine 102, a generator 103 is connected at one end of the coupling 106, a gas turbine exhaust pipe 104 is arranged in a first exhaust port 2, a generator exhaust pipe 105 is arranged in a second exhaust port 3, an exhaust silencer 1010 is arranged at the upper end of the gas turbine exhaust pipe 104, a ventilation fan 101 is arranged on the upper surface of the generator shell 1, the ventilation fan 101 is communicated with the generator shell 1, the second exhaust port 3 is communicated with the generator exhaust pipe 105, the first exhaust port 2 is communicated with the gas turbine exhaust pipe 104, the exhaust silencer 1010 is externally connected with a circuit, the generator 103 is rotatably connected with the coupling 106, the gas turbine 102 is rotatably connected with the coupling 106, the gas turbine inlet 8 is communicated with the gas turbine 102, and the gas turbine inlet 8 is communicated with the generator shell 1, the first exhaust port 2 and the second exhaust port 3 are connected with the generator housing 1 in a penetrating manner, the access door 4 is rotatably connected with the generator housing 1 through a hinge, the movable roller 5 is rotatably connected with the generator housing 1, and the cooling fan 6 is connected with the generator housing 1 in a penetrating manner.
In fig. 1: the cooling fan 6 can be arranged to help the generator set to dissipate heat, the access door 4 can be used for overhauling internal devices, the heat dissipation holes 7 can be arranged to assist heat dissipation, and the moving roller 5 can play a role in moving the device.
In fig. 2: the gas turbine exhaust pipe 104 and the generator exhaust pipe 105 are formed into a resistive silencer effect by fixing sound-absorbing materials on the inner wall of an airflow channel, when sound waves enter the gas turbine exhaust pipe 104 and the generator exhaust pipe 105, a part of sound energy is rubbed in pores of porous materials and converted into heat energy to be dissipated, and the sound waves passing through the exhaust silencer 1010 are weakened, so that the purpose of weakening the noise is achieved.
In fig. 3: when the noise passes through the combination sound absorption plate 109, because inhale the effect of sound through-hole 108 for combination sound absorption plate 109 presents the bridge cut-off form, thereby energy loss when can increasing the noise transmission reduces the transmission effect of sound, and the honeycomb through-hole in the middle of the foaming sound absorption layer 107 can play the purpose that the consumption weakens to the noise of passing combination sound absorption plate 109 once more, thereby guarantees the noise-cancelling capacity of generator housing 1.
The utility model discloses a theory of operation is: when the gas turbine 102 and the generator 103 in the generator housing 1 start to work, the exhaust noise of the gas turbine 102 and the generator 103 is the part with the largest noise energy and the largest components in the whole device, and the arrangement of the gas turbine exhaust pipe 104 and the generator exhaust pipe 105 can reduce the noise partially, the gas turbine exhaust pipe 104 and the generator exhaust pipe 105 can form the effect of a resistance silencer by fixing sound-absorbing materials on the inner wall of an airflow channel, when sound waves enter the gas turbine exhaust pipe 104 and the generator exhaust pipe 105, a part of sound energy rubs in pores of porous materials to be converted into heat energy for dissipation, so that the sound waves passing through the exhaust silencer 1010 are weakened, thereby achieving the purpose of reducing the noise, but the noise generated by vibration when the gas turbine 102 and the generator 103 work can be transmitted out through the generator housing 1, when the noise passes through combination acoustic baffle 109, because inhale the effect of sound through-hole 108, make combination acoustic baffle 109 present the bridge cut-off form, thereby energy loss when can increasing the noise transmission, reduce the transmission effect of sound, cellular through-hole in the middle of the foaming acoustic layer 107, can play the purpose that the consumption weakens to the noise that passes combination acoustic baffle 109 once more, thereby guarantee generator housing 1's noise cancelling capacity, cooling fan 6's setting can play the radiating purpose of help generating set inside, access door 4 can be used for the maintenance effect to the inner part, auxiliary heat dissipation to the purpose can be played in the setting of louvre 7, remove gyro wheel 5 can play the removal effect to the device.
The above-mentioned, only be the concrete implementation of the preferred embodiment of the present invention, but the protection scope of the present invention is not limited thereto, and any person skilled in the art is in the technical scope of the present invention, according to the technical solution of the present invention and the utility model, the concept of which is equivalent to replace or change, should be covered within the protection scope of the present invention.
Claims (7)
1. A generator set shell with good noise reduction effect comprises a generator set shell (1) and is characterized in that a cooling fan (6) is arranged on the upper surface of the generator set shell (1), a first exhaust port (2) is arranged on one side of the generator shell (1), a second exhaust port (3) is arranged under the first exhaust port (2), a heat dissipation hole (7) is arranged right ahead of the generator shell (1), an access door (4) is arranged on one side of the heat dissipation hole (7), the lower end of the generator shell (1) is provided with a movable roller (5), and the other side of the generator shell (1) is provided with a gas turbine air inlet (8), a foaming sound absorption layer (107) is arranged on the inner side of the generator shell (1), a combined sound absorption plate (109) is arranged at the lower end of the foaming sound absorption layer (107), and sound absorption through holes (108) are formed in the combined sound absorption plate (109).
2. The generator set shell with the good silencing effect according to claim 1, wherein a gas turbine (102) is installed inside the gas turbine inlet (8), a coupler (106) is installed at one end of the gas turbine (102), and one end of the coupler (106) is connected with the generator (103).
3. The generator set shell with the good noise reduction effect according to claim 1, wherein a gas turbine exhaust pipe (104) is installed inside the first exhaust port (2), a generator exhaust pipe (105) is installed inside the second exhaust port (3), an exhaust silencer (1010) is installed at the upper end of the gas turbine exhaust pipe (104), and a ventilation fan (101) is installed on the upper surface of the generator set shell (1).
4. The generator set shell with the good noise reduction effect according to claim 3, wherein the ventilation fan (101) is in through connection with the generator shell (1), the second exhaust port (3) is in through connection with a generator exhaust pipe (105), the first exhaust port (2) is in through connection with a gas turbine exhaust pipe (104), and the exhaust silencer (1010) is externally connected with a circuit.
5. The generator set shell with the good silencing effect as recited in claim 2, wherein the generator (103) is rotatably connected with a coupling (106), the gas turbine (102) is rotatably connected with the coupling (106), and the gas turbine air inlet (8) is communicated with the gas turbine (102).
6. The generator set shell with the good noise reduction effect according to claim 1, wherein the gas turbine inlet (8) is connected with the generator set shell (1) in a penetrating manner, and the first exhaust port (2) and the second exhaust port (3) are connected with the generator set shell (1) in a penetrating manner.
7. The generator set shell with the good noise reduction effect according to claim 1, wherein the access door (4) is rotatably connected with the generator set shell (1) through a hinge, and the cooling fan (6) is connected with the generator set shell (1) in a penetrating manner.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201922128371.9U CN210977691U (en) | 2019-12-03 | 2019-12-03 | Generator set shell with good silencing effect |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201922128371.9U CN210977691U (en) | 2019-12-03 | 2019-12-03 | Generator set shell with good silencing effect |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN210977691U true CN210977691U (en) | 2020-07-10 |
Family
ID=71446566
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201922128371.9U Expired - Fee Related CN210977691U (en) | 2019-12-03 | 2019-12-03 | Generator set shell with good silencing effect |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN210977691U (en) |
-
2019
- 2019-12-03 CN CN201922128371.9U patent/CN210977691U/en not_active Expired - Fee Related
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20200710 |