CN105909338A - Damping and noise reducing electricity generating type oil pan assembly for internal combustion engine - Google Patents
Damping and noise reducing electricity generating type oil pan assembly for internal combustion engine Download PDFInfo
- Publication number
- CN105909338A CN105909338A CN201610399155.6A CN201610399155A CN105909338A CN 105909338 A CN105909338 A CN 105909338A CN 201610399155 A CN201610399155 A CN 201610399155A CN 105909338 A CN105909338 A CN 105909338A
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- CN
- China
- Prior art keywords
- electric energy
- oil pan
- storage unit
- energy
- acoustic
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
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Links
- 238000013016 damping Methods 0.000 title claims abstract description 28
- 230000005611 electricity Effects 0.000 title claims abstract description 23
- 238000002485 combustion reaction Methods 0.000 title claims abstract description 22
- 238000003860 storage Methods 0.000 claims abstract description 48
- 238000006243 chemical reaction Methods 0.000 claims abstract description 21
- 238000001914 filtration Methods 0.000 claims description 7
- 239000010409 thin film Substances 0.000 claims 1
- 238000004064 recycling Methods 0.000 abstract 1
- 239000003921 oil Substances 0.000 description 51
- 230000000694 effects Effects 0.000 description 6
- 230000009286 beneficial effect Effects 0.000 description 5
- 239000002131 composite material Substances 0.000 description 2
- 238000010586 diagram Methods 0.000 description 2
- 239000012528 membrane Substances 0.000 description 2
- 230000009466 transformation Effects 0.000 description 2
- 230000032683 aging Effects 0.000 description 1
- 238000013475 authorization Methods 0.000 description 1
- 230000003139 buffering effect Effects 0.000 description 1
- 238000010276 construction Methods 0.000 description 1
- 239000013078 crystal Substances 0.000 description 1
- 230000001419 dependent effect Effects 0.000 description 1
- 230000005489 elastic deformation Effects 0.000 description 1
- 238000005265 energy consumption Methods 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 239000012208 gear oil Substances 0.000 description 1
- 239000012535 impurity Substances 0.000 description 1
- 239000010687 lubricating oil Substances 0.000 description 1
- 239000010721 machine oil Substances 0.000 description 1
- 238000004519 manufacturing process Methods 0.000 description 1
- 239000000463 material Substances 0.000 description 1
- 238000000034 method Methods 0.000 description 1
- 238000011084 recovery Methods 0.000 description 1
- 230000035939 shock Effects 0.000 description 1
- 238000005728 strengthening Methods 0.000 description 1
Classifications
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F01—MACHINES OR ENGINES IN GENERAL; ENGINE PLANTS IN GENERAL; STEAM ENGINES
- F01M—LUBRICATING OF MACHINES OR ENGINES IN GENERAL; LUBRICATING INTERNAL COMBUSTION ENGINES; CRANKCASE VENTILATING
- F01M11/00—Component parts, details or accessories, not provided for in, or of interest apart from, groups F01M1/00 - F01M9/00
- F01M11/0004—Oilsumps
-
- H—ELECTRICITY
- H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
- H02N—ELECTRIC MACHINES NOT OTHERWISE PROVIDED FOR
- H02N2/00—Electric machines in general using piezoelectric effect, electrostriction or magnetostriction
- H02N2/18—Electric machines in general using piezoelectric effect, electrostriction or magnetostriction producing electrical output from mechanical input, e.g. generators
-
- H—ELECTRICITY
- H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
- H02N—ELECTRIC MACHINES NOT OTHERWISE PROVIDED FOR
- H02N2/00—Electric machines in general using piezoelectric effect, electrostriction or magnetostriction
- H02N2/18—Electric machines in general using piezoelectric effect, electrostriction or magnetostriction producing electrical output from mechanical input, e.g. generators
- H02N2/181—Circuits; Control arrangements or methods
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F01—MACHINES OR ENGINES IN GENERAL; ENGINE PLANTS IN GENERAL; STEAM ENGINES
- F01M—LUBRICATING OF MACHINES OR ENGINES IN GENERAL; LUBRICATING INTERNAL COMBUSTION ENGINES; CRANKCASE VENTILATING
- F01M11/00—Component parts, details or accessories, not provided for in, or of interest apart from, groups F01M1/00 - F01M9/00
- F01M11/0004—Oilsumps
- F01M2011/0008—Oilsumps with means for reducing vibrations
Abstract
The invention discloses a damping and noise reducing electricity generating type oil pan assembly for an internal combustion engine. The damping and noise reducing electricity generating type oil pan assembly comprises an oil pan body and a sound energy conversion structure and further comprises an acoustic wave guide pipe, an electric energy conversion control unit and an electricity storage unit, wherein the outer contour of the oil pan body is in an auricle shape, the inner surface of the oil pan body is a smooth arc-shaped surface, and an oil baffle plate is arranged on the inner surface; the sound energy conversion structure comprises piezoelectric patches fixed to the outer wall of the oil pan body; the acoustic wave guide pipe communicates with the lowest point of the oil pan body, and an acoustic wave amplifier and an acoustic wave energy converter are sequentially connected to the tail end of the acoustic wave guide pipe; and the electric energy conversion control unit is electrically connected with the piezoelectric patches, the acoustic wave energy converter and the electricity storage unit, converts all electric energy produced by the sound energy conversion structure under multiple working conditions into electric energy capable of being used for the electricity storage unit and meanwhile controls whether to supply electricity to the electricity storage unit or not according to the electricity storage state of the electricity storage unit. Noise energy is effectively converted into the electric energy by being vibrated through the oil pan assembly, the purposes of damping and noise reducing are achieved, and energy recycling is facilitated.
Description
Technical field
The present invention relates to technical field of engines, particularly relate to a kind of internal combustion engine damping noise reduction power generating type
Oil pan assembly.
Background technology
Oil sump is the lower half of crankcase, is also called lower crankcase, and crankcase plays the work of closing
With, simultaneously as the shell of oil storage tank, store machine oil, prevent impurity from entering, and collect by diesel engine
The lubricating oil that each friction surface flows back to, disperses partial heat, prevents oil ageing.
How the raising required car load comfortableness along with people, solve the vibration noise problem of oil sump
Increasingly paid close attention to by technical staff.Chinese patent application publication No. is sending out of CN 102787882 A
Bright patent application discloses a kind of oil pan structure, and wherein, oil sump seat uses composite manufacture,
Composite product can absorb substantial amounts of collision energy when elastic deformation, and strong shock is had buffering
Effect, thus oil sump is played the effect of damping noise reduction.Chinese patent Authorization Notice No. is CN
The utility model patent of 204060846 U discloses another kind and has the oil sump of damping noise reduction effect, its
Use corrugated curved-surface structure in the bottom of oil sump, utilize curved surface to strengthen reflection and the superposition of sound wave,
Thus improve damping noise reduction effect.
Both the above scheme is the exemplary means solving oil sump vibration noise problem at present, but no matter adopts
With vibration-absorptive material, the structure strengthening acoustic reflection superposition, the vibrational energy of oil sump all quilts are still set
It is converted into thermal energy consumption to fall, is unfavorable for effective utilization of energy.Along with engine power is reclaimed by people
The growing interest of problem, arranges Novel oil pan structure, and while damping noise reduction, efficient recovery shakes
Energy, will be those skilled in the art's problems of needing solution badly.
Summary of the invention
It is an object of the invention to provide a kind of internal combustion engine damping noise reduction power generating type oil pan assembly, its
Noise is little, vibrates low, and can effectively recycle the vibrational energy of oil sump.
To achieve these goals, the invention provides following technical scheme:
A kind of internal combustion engine damping noise reduction power generating type oil pan assembly, including:
Oil sump body, the outline of described oil sump body is auricle type, and its inner surface is smooth
Arcwall face, and be provided with an oil baffle on an internal surface；
Acoustic energy transferring structure, described acoustic energy transferring structure includes the outer wall being fixed on described oil sump body
On piezoelectric patches, also include the acoustic waveguide tube being communicated in the minimum point of described oil sump body, described sound
The end of waveguide is connected with acoustic amplifier and acoustic wave energy converter in turn；
Electric energy TCU transfer control unit and charge storage unit, described electric energy TCU transfer control unit respectively with described pressure
Electricity sheet, described acoustic wave energy converter and the electrical connection of described charge storage unit, and by institute under various working
The electric energy stating the generation of acoustic energy transferring structure is converted into can be used for the electric energy of described charge storage unit, root simultaneously
According to the storage electricity condition of described charge storage unit, control whether to power to described charge storage unit.
Above-mentioned internal combustion engine damping noise reduction power generating type oil pan assembly, described electric energy TCU transfer control unit bag
Include rectification module, power conversion module, rectification filtering module, controller and control switch, wherein:
Described rectification module is for being converted to unidirectional current by the alternating current that described acoustic energy transferring structure produces；
Described power conversion module is for being converted to meet institute by the electric energy that described acoustic energy transferring structure produces
Stating the electric energy of charge storage unit power requirement, described power conversion module includes the first power converter and
Two power converters, described controller detects the electric energy that described acoustic energy transferring structure produces, when this electric energy
Current value less than the first current threshold time, power converter does not works；When the current value of this electric energy is high
In the first current threshold and less than the second current threshold time, the most described first power converter operation；When
When the current value of this electric energy is higher than the second current threshold, the most described second power converter operation；
The electric current rectification after being changed by power of the described rectification filtering module is stable electric current；
Described controller detects the storage electricity condition of described charge storage unit simultaneously, when described charge storage unit is in
During full power state, described controller controls described control and switches off, and stops supplying to described charge storage unit
Electricity；Otherwise, described controller controls the described switch that controls and closes, and is produced by described acoustic energy transferring structure
Electric energy be supplied to described charge storage unit.
Above-mentioned internal combustion engine damping noise reduction power generating type oil pan assembly, described piezoelectric patches is multiple and many
Individual described piezoelectric patches, with the minimum point of described oil sump body as the center of circle, is arranged in concentric circles, and
On the circumference in the center of circle, described piezoelectric patches is the most intensive.
Above-mentioned internal combustion engine damping noise reduction power generating type oil pan assembly, described acoustic waveguide tube is rigid conduit.
Above-mentioned internal combustion engine damping noise reduction power generating type oil pan assembly, described acoustic amplifier is Hai Muhuo
Hereby resonator.
Above-mentioned internal combustion engine damping noise reduction power generating type oil pan assembly, described acoustic wave energy converter is for setting
Put the piezoelectric membrane in described Helmholtz resonator rear end.
The beneficial effects of the present invention is:
The oil pan structure that the present invention provides, which is provided with acoustic energy transferring structure, can be vibrated by oil sump
The energy that noise produces is converted into electric energy, and is provided with electric energy TCU transfer control unit and charge storage unit, it is possible to
The electric energy converted under different operating modes is changed so that energy can preferably be recycled utilization.
It addition, oil sump body copys people's ear structure, in auricle shape, it is possible to strengthen the collecting action to sound wave,
Improve the transformation efficiency to oil sump vibration noise.
Accompanying drawing explanation
In order to be illustrated more clearly that the embodiment of the present application or technical scheme of the prior art, below by right
In embodiment, the required accompanying drawing used is briefly described, and will combine concrete to the present invention of accompanying drawing
Embodiment is described in further detail, wherein
Showing of the internal combustion engine damping noise reduction power generating type oil pan assembly that Fig. 1 provides for the embodiment of the present invention
It is intended to；
Fig. 2 is the schematic diagram of electric energy TCU transfer control unit in the embodiment of the present invention.
Label declaration in the most above-mentioned accompanying drawing is as follows:
1-oil sump body, 2-oil baffle, 3-piezoelectric patches, 4-acoustic waveguide tube, 5-acoustic amplifier, 6-
Acoustic wave energy converter, 7-electric energy TCU transfer control unit, 8-charge storage unit, 9-wire；
71-rectification module, 72-power conversion module, 73-rectification filtering module, 74-controller, 75-
Control switch.
Detailed description of the invention
In order to make those skilled in the art be more fully understood that technical scheme, below in conjunction with tool
This programme is done and is discussed in detail further by body embodiment.
As it is shown in figure 1, embodiments provide at the bottom of a kind of internal combustion engine damping noise reduction power generating type oil
Housing assy, including: oil sump body 1, the outline of described oil sump body is copied human ear shape and is set
Meter, in auricle type, is beneficial to collect sound wave.The inner surface of described oil sump body 1 is provided with a gear oil
Plate 2, is separated out oil storage region.And the inner surface of described oil sump body 1 is smooth arcwall face,
It is beneficial to reduction make an uproar sonic reflection superposition so that the noise collected has bigger acoustic wave energy.
Described internal combustion engine damping noise reduction power generating type oil pan assembly also includes acoustic energy transferring structure, described
Acoustic energy transferring structure includes the piezoelectric patches 3 being fixed on the outer wall of described oil sump body 1, also includes
It is communicated in the acoustic waveguide tube 4 of the minimum point of described oil sump body 1, the end of described acoustic waveguide tube 4
It is connected with acoustic amplifier 5 and acoustic wave energy converter 6 in turn.The oil sump body 1 of auricle type is received
Collect to sound wave be delivered to described acoustic amplifier 5 through described acoustic waveguide tube 4, sound wave be exaggerated after warp
Described acoustic wave energy converter 6 is converted into electric energy.Meanwhile, the vibration of oil sump body 1 causes described
Piezoelectric patches 3 deforms upon, and promotes described piezoelectric patches 3 that vibration is converted into electric energy.
It addition, described internal combustion engine damping noise reduction power generating type oil pan assembly also includes electric energy conversion and control
Unit 7 and charge storage unit 8, described electric energy TCU transfer control unit 7 respectively with described piezoelectric patches 4, described
Acoustic wave energy converter 6 and described charge storage unit 8 electrically connect, it is preferred to use wire 9 connects.Institute
State electric energy TCU transfer control unit 7 can all be turned by the electric energy that described acoustic energy transferring structure under various working produces
It is changed to can be used for the electric energy of described charge storage unit 8, simultaneously according to the storage electricity condition of described charge storage unit 8,
Control whether to power to described charge storage unit 8 and power the size of electric energy.
In a preferred embodiment, described electric energy TCU transfer control unit 7 include rectification module 71,
Power conversion module 72, rectification filtering module 73, controller 74 and control switch 75, such as Fig. 2 institute
Show, wherein:
Described rectification module 71 is for being converted to direct current by the alternating current that described acoustic energy transferring structure produces
Electricity, is conveniently used for described charge storage unit 8.
Described power conversion module 72 is full for being converted to by the electric energy that described acoustic energy transferring structure produces
The electric energy of described charge storage unit 8 power requirement of foot, described power conversion module 72 includes that the first power turns
Parallel operation and the second power converter, described controller 74 detects the electricity that described acoustic energy transferring structure produces
Can, when the current value of this electric energy is less than the first current threshold, power converter does not works；When this electricity
When the current value of energy is higher than the first current threshold and less than the second current threshold, the most described first power turns
Parallel operation works；When the current value of this electric energy is higher than the second current threshold, the most described second power conversion
Device works.The power conversion module 72 and the controller 74 that are arranged such can realize acoustic energy transferring structure
The electric energy produced dynamically adjusts, and is beneficial to acoustic energy transformational structure in working conditions of different engines and difference
The electric energy produced under oil sump vibration noise intensity, powers to described charge storage unit 8 with certain electric current,
Realize the effective conversion to electric energy.Wherein, the size of supply current is set in advance by described controller 74
Fixed, and realized by power conversion module 72.
It is to be appreciated that those skilled in the art are also dependent on specifically used situation, described power is turned
Power converter in die change block 7 is set to multiple, and arranges multiple current threshold, to described acoustic energy
The electric energy that transferring structure produces carries out more detailed conversion and control.
The electric current rectification after being changed by power of the described rectification filtering module 73 is stable electric current.
It addition, described controller 74 detects the storage electricity condition of described charge storage unit 8, when described storage simultaneously
When electric unit 8 is in full power state, described controller 74 controls the described switch 75 that controls and disconnects, and stops
Only power to described charge storage unit 8；Otherwise, described controller 74 controls the described switch that controls and 75 closes
Close, the electric energy that described acoustic energy transferring structure produces is supplied to described charge storage unit, it is achieved electric energy is made
Effective control.
When internal combustion engine damping noise reduction power generating type oil pan assembly in the present invention is embodied as, described
Piezoelectric patches 3 is preferably several, and multiple described piezoelectric patches 3 is with the minimum point of described oil sump body 1
For the center of circle, arrange in concentric circles, and the most intensive the closer to piezoelectric patches 3 described on the circumference in the center of circle,
So that piezoelectric patches 3 can more effectively utilize near the minimum point of described oil sump body 1 stronger
Vibration noise energy, be beneficial to carry high-octane transformation efficiency.
It addition, described acoustic waveguide tube 4 is preferably rigid conduit, reduce acoustic wave energy loss.
Described acoustic amplifier 5 is preferably Helmholtz resonator, it is possible to for acoustic-crystal resonant cavity,
Incident acoustic wave is played effect that is resident and that amplify.
On the basis of technique scheme of the present invention, described acoustic wave energy converter 6 is preferably and arranges
In the piezoelectric membrane of described Helmholtz resonator 5 rear end, simple in construction, it is easy to accomplish.Optional
Ground, described acoustic wave energy converter 6 is alternatively the electromagnetic type converter formed by Magnet and coil or is
Electrostatic converter including variable capacitance.
The structure of the present invention, feature and effect effect are described in detail above according to graphic shown embodiment
Really, the foregoing is only presently preferred embodiments of the present invention, but the present invention does not implements to limit shown in drawing
Scope, every change made according to the conception of the present invention, or it is revised as the equivalence enforcement of equivalent variations
Example, still without departing from description with diagram contained spiritual time, all should be in protection scope of the present invention.
Claims (6)
1. an internal combustion engine damping noise reduction power generating type oil pan assembly, it is characterised in that including:
Oil sump body, the outline of described oil sump body is auricle type, and its inner surface is smooth
Arcwall face, and be provided with an oil baffle on an internal surface；
Acoustic energy transferring structure, described acoustic energy transferring structure includes the outer wall being fixed on described oil sump body
On piezoelectric patches, also include the acoustic waveguide tube being communicated in the minimum point of described oil sump body, described sound
The end of waveguide is connected with acoustic amplifier and acoustic wave energy converter in turn；
Electric energy TCU transfer control unit and charge storage unit, described electric energy TCU transfer control unit respectively with described pressure
Electricity sheet, described acoustic wave energy converter and the electrical connection of described charge storage unit, and by institute under various working
The electric energy stating the generation of acoustic energy transferring structure is converted into can be used for the electric energy of described charge storage unit, root simultaneously
According to the storage electricity condition of described charge storage unit, control whether to power and supply current to described charge storage unit
Size.
Internal combustion engine damping noise reduction power generating type oil pan assembly the most according to claim 1, it is special
Levying and be, described electric energy TCU transfer control unit includes rectification module, power conversion module, rectifying and wave-filtering
Module, controller and control switch, wherein:
Described rectification module is for being converted to unidirectional current by the alternating current that described acoustic energy transferring structure produces；
Described power conversion module is for being converted to meet institute by the electric energy that described acoustic energy transferring structure produces
Stating the electric energy of charge storage unit power requirement, described power conversion module includes the first power converter and
Two power converters, described controller detects the electric energy that described acoustic energy transferring structure produces, when this electric energy
Current value less than the first current threshold time, power converter does not works；When the current value of this electric energy is high
In the first current threshold and less than the second current threshold time, the most described first power converter operation；When
When the current value of this electric energy is higher than the second current threshold, the most described second power converter operation；
The electric current rectification after being changed by power of the described rectification filtering module is stable electric current；
Described controller is simultaneously used for detecting the storage electricity condition of described charge storage unit, when described charge storage unit
When being in full power state, described controller controls described control and switches off, and stops to described storage electricity single
Unit's power supply；Otherwise, described controller controls described control switch Guan Bi, by described acoustic energy transferring structure
The electric energy produced is supplied to described charge storage unit.
Internal combustion engine damping noise reduction power generating type oil pan assembly the most according to claim 1 and 2,
It is characterized in that, described piezoelectric patches is multiple, and multiple described piezoelectric patches is with described oil sump body
Minimum point is the center of circle, arranges in concentric circles, and the closer to piezoelectric patches described on the circumference in the center of circle more
Intensive.
Internal combustion engine damping noise reduction power generating type oil pan assembly the most according to claim 1 and 2,
It is characterized in that, described acoustic waveguide tube is rigid conduit.
Internal combustion engine damping noise reduction power generating type oil pan assembly the most according to claim 4, it is special
Levying and be, described acoustic amplifier is Helmholtz resonator.
Internal combustion engine damping noise reduction power generating type oil pan assembly the most according to claim 5, it is special
Levying and be, described acoustic wave energy converter is that to be arranged on the piezoelectricity of described Helmholtz resonator rear end thin
Film.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201610399155.6A CN105909338B (en) | 2016-06-06 | 2016-06-06 | A kind of internal combustion engine damping noise reduction power generating type oil pan assembly |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201610399155.6A CN105909338B (en) | 2016-06-06 | 2016-06-06 | A kind of internal combustion engine damping noise reduction power generating type oil pan assembly |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN105909338A true CN105909338A (en) | 2016-08-31 |
| CN105909338B CN105909338B (en) | 2017-03-08 |
Family
ID=56750418
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201610399155.6A Expired - Fee Related CN105909338B (en) | 2016-06-06 | 2016-06-06 | A kind of internal combustion engine damping noise reduction power generating type oil pan assembly |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN105909338B (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114157943A (en) * | 2021-12-08 | 2022-03-08 | 深圳市拙野创意有限公司 | Diversified stereo set mounting structure and stereo set based on this structure |
Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| DE19718526C1 (en) * | 1997-05-02 | 1998-10-15 | Knut Dipl Ing Lange | System for determining fuel content of motor vehicle storage tank |
| CN202334239U (en) * | 2011-10-28 | 2012-07-11 | 袁铭 | Noise power generation device |
| CN103104879A (en) * | 2012-11-23 | 2013-05-15 | 辽宁石油化工大学 | Noise power generation lighting device |
| CN103501041A (en) * | 2013-10-18 | 2014-01-08 | 武汉理工大学 | Automobile-mounted noise generating set |
| CN205383048U (en) * | 2016-01-08 | 2016-07-13 | 华北理工大学 | Wind -powered electricity generation station noise power generation facility |
| CN205663472U (en) * | 2016-06-06 | 2016-10-26 | 谢天琦 | Vibration/noise reduction electricity generation formula oil pan assembly for internal -combustion engine |
-
2016
- 2016-06-06 CN CN201610399155.6A patent/CN105909338B/en not_active Expired - Fee Related
Patent Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| DE19718526C1 (en) * | 1997-05-02 | 1998-10-15 | Knut Dipl Ing Lange | System for determining fuel content of motor vehicle storage tank |
| CN202334239U (en) * | 2011-10-28 | 2012-07-11 | 袁铭 | Noise power generation device |
| CN103104879A (en) * | 2012-11-23 | 2013-05-15 | 辽宁石油化工大学 | Noise power generation lighting device |
| CN103501041A (en) * | 2013-10-18 | 2014-01-08 | 武汉理工大学 | Automobile-mounted noise generating set |
| CN205383048U (en) * | 2016-01-08 | 2016-07-13 | 华北理工大学 | Wind -powered electricity generation station noise power generation facility |
| CN205663472U (en) * | 2016-06-06 | 2016-10-26 | 谢天琦 | Vibration/noise reduction electricity generation formula oil pan assembly for internal -combustion engine |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114157943A (en) * | 2021-12-08 | 2022-03-08 | 深圳市拙野创意有限公司 | Diversified stereo set mounting structure and stereo set based on this structure |
| CN114157943B (en) * | 2021-12-08 | 2024-03-19 | 深圳市拙野创意有限公司 | Multidirectional sound installation structure and sound based on same |
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| Publication number | Publication date |
|---|---|
| CN105909338B (en) | 2017-03-08 |
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Granted publication date: 20170308 Termination date: 20180606 |