CN109759324A - A kind of sustainable vibration device of self-balancing multistation - Google Patents
A kind of sustainable vibration device of self-balancing multistation Download PDFInfo
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- CN109759324A CN109759324A CN201811479572.7A CN201811479572A CN109759324A CN 109759324 A CN109759324 A CN 109759324A CN 201811479572 A CN201811479572 A CN 201811479572A CN 109759324 A CN109759324 A CN 109759324A
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- balancing
- vibration
- vibrated bed
- axis body
- rocker arm
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- 229910000831 Steel Inorganic materials 0.000 claims description 20
- 239000010959 steel Substances 0.000 claims description 20
- NJPPVKZQTLUDBO-UHFFFAOYSA-N novaluron Chemical compound C1=C(Cl)C(OC(F)(F)C(OC(F)(F)F)F)=CC=C1NC(=O)NC(=O)C1=C(F)C=CC=C1F NJPPVKZQTLUDBO-UHFFFAOYSA-N 0.000 claims description 6
- 230000007246 mechanism Effects 0.000 claims description 5
- 239000000758 substrate Substances 0.000 claims description 3
- 238000005303 weighing Methods 0.000 claims description 3
- 230000003139 buffering effect Effects 0.000 claims description 2
- 238000000034 method Methods 0.000 abstract description 8
- 230000008569 process Effects 0.000 abstract description 7
- 230000006378 damage Effects 0.000 abstract description 4
- 230000005484 gravity Effects 0.000 description 4
- 238000010586 diagram Methods 0.000 description 3
- 230000000694 effects Effects 0.000 description 3
- 238000005299 abrasion Methods 0.000 description 2
- 230000006872 improvement Effects 0.000 description 2
- 230000010355 oscillation Effects 0.000 description 2
- 241001347978 Major minor Species 0.000 description 1
- 230000009471 action Effects 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 230000001934 delay Effects 0.000 description 1
- 235000013399 edible fruits Nutrition 0.000 description 1
- 239000000463 material Substances 0.000 description 1
- 238000011089 mechanical engineering Methods 0.000 description 1
- 230000010358 mechanical oscillation Effects 0.000 description 1
- 239000000203 mixture Substances 0.000 description 1
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Abstract
The invention discloses a kind of sustainable vibration devices of self-balancing multistation, the equalizer bar being arranged including vibrated bed and its two sides, the equalizer bar and vibrated bed supported underneath beam, the equalizer bar and vibrated bed are connected with eccentric crankshaft respectively by exciting vibration spring, the eccentric crankshaft is symmetrical in both ends, every end cap includes outside axis body, intermediate axis body and inside axis body, the intermediate axis body is rotatablely connected by bearing and crankshaft support, the outside axis body passes through bearing with inside axis body and connects with rotating shaft base, two rotating shaft bases pass through exciting vibration spring respectively and connect with equalizer bar with vibrated bed.Vibration force is generated in vibrated bed operation of the present invention, the direction of vibration of vibrated bed and equalizer bar has 180 ° of phase difference, so that vibration device realizes self-balancing, reduce the reciprocal inertia force generated in vibration processes, reduce the destruction vibrated to equipment, improve vibration bed apparatus work it is long when stability, extend the service life of equipment.
Description
Technical field
The invention discloses a kind of sustainable vibration devices of self-balancing multistation, are related to mechanical engineering field.
Background technique
Conventional vibration bed is the vibratory equipment for gradually developing and expanding application nearly ten years, its main feature is that mechanical oscillation are filled
It sets and is applied on common bed, power setting part uses motor driven, is realized and is vibrated by the action principle of crank or rocking bar
It runs, also has in related fields and realize vibration operation using electromagnetic principle.But, however it remains continuous working period is short, bed machine
Frame partial vibration power is uneven and causes vibration uneven, and combination of vibrations frequency mode is single, and bed structure part is unstable due to vibrating
The problems such as easy damage, amplitude is unadjustable and vibrating effect can not meet demand.
Summary of the invention
The present invention provides a kind of sustainable vibration device of self-balancing multistation for the defects of above-mentioned background technique, this
Invention vibration uniformly, is hardly damaged.
To achieve the above object, The technical solution adopted by the invention is as follows: a kind of sustainable vibration dress of self-balancing multistation
It sets, the equalizer bar including vibrated bed and its two sides setting, the equalizer bar and vibrated bed supported underneath beam, is set in done supporting beam
Driving mechanism is set, the driving mechanism includes eccentric crankshaft and exciting vibration spring, and the equalizer bar and vibrated bed pass through exciting vibration spring
It is connected respectively with eccentric crankshaft, the eccentric crankshaft is symmetrical in both ends, and every end cap includes outside axis body, intermediate axis body and interior
Side axle body, the intermediate axis body are rotatablely connected by bearing and crankshaft support, and the outside axis body and inside axis body pass through axis
It holds and is connected with rotating shaft base, two rotating shaft bases pass through exciting vibration spring respectively and connect with equalizer bar with vibrated bed；In described
Phase difference between side axle body and outside axis body is 180 °, and equalizer bar and vibrated bed is driven to vibrate under 180 ° of phase differences with width,
Wherein inside axis body can be multiple, be evenly distributed on the inside of eccentric crankshaft, can control vibrated bed by more exciting vibration springs
Vibration.
Further, the first balance and buffer device, the first balance and buffer device packet is arranged in the both ends of the vibrated bed
The first balancing rocker arm and the first buffer spring are included, the both ends of first buffer spring are connected to vibrated bed lower part and support
Between the first angle steel fixing seat on beam top, the both ends of first balancing rocker arm are rotatably connected on the first angle steel fixing seat respectively
In supporting beam, at the upper rotation connection of first balancing rocker arm be equipped with torsional spring, the first balancing rocker arm, the first buffer spring with
Supporting beam setting triangular in shape；
The second balance and buffer device is arranged in the both ends of the equalizer bar, and second balance and buffer device includes the second balancing rocker arm
With the second buffer spring, the both ends of second buffer spring are connected to second jiao of vibrated bed lower part and supporting beam top
Between steel fixing seat, the both ends of second balancing rocker arm are rotatably connected on respectively in the second angle steel fixing seat and supporting beam, institute
It states and is equipped with torsional spring at the upper rotation connection of the second balancing rocker arm, the second balancing rocker arm, the second buffer spring and supporting beam are in triangle
Shape setting；
The vibrated bed and two sides equalizer bar are provided separately, and are connected to supporting beam by the first, second balance and buffer device respectively
On.
Further, the driving device further includes motor, and the motor is connected by belt with eccentric crankshaft.
Further, first balancing rocker arm and the first buffer spring are in 45 ° between supporting beam, and described first is flat
Weighing apparatus rocker arm and the first buffer spring intersect at the first angle steel fixing seat of vibrated bed bottom；Second balancing rocker arm and second delays
Spring is rushed between supporting beam in 45 °, second balancing rocker arm and the second buffer spring intersect at the of vibrated bed bottom
Two angle steel fixing seats.
Further, the motor is equipped with speed setting unit, adjusts motor speed, controls whole vibration frequency.
Further, several foundation beams are connected below the supporting beam, the foundation beam passes through the base perpendicular to horizontal plane
Seat spring is connect with substrate.
Further, several counterweights are set on the equalizer bar, counterweight is bolted with balance beam.
The utility model has the advantages that 1. present invention are made of the vibrational system of two sets of self-balancings, a set of balanced by vibrated bed and first
The main vibrating system of rocker arm, exciting vibration spring composition, a set of auxiliary vibration system being made of equalizer bar and the second balancing rocker arm, exciting vibration spring
System, generates vibration force during principal oscillation system operation, and the direction of vibration of auxiliary vibrational system and principal oscillation system has 180 ° of phase
Potential difference reduces the reciprocal inertia force generated in vibration processes, increases vibration and set so that major-minor vibrational system realizes self-balancing
Standby durability reduces and vibrates destruction to equipment, improve vibration bed apparatus work it is long when stability, prolong
The service life of equipment is grown.
2. two equalizer bars and a vibrated bed can be used as three shaking platforms in the present invention, vibration operation can be all realized,
The vibration-testing that one, two or three shaking platform realizes single-station, multistation can be chosen, vibration-testing is greatly improved
Efficiency and diversity.
3. exciting seat in the present invention on vibrated bed and equalizer bar is by active exciting force, and first, second jiao of both sides
By opposite exciting force, it can be achieved that the internal balance of vibrational system, ensure that the stable operation of system at steel fixing seat.
4. the setting of balancing rocker arm and vibrating spring of the invention, plays supporting role, the power for generating vibration is automatic
Balance, reduces horizontal force intensity caused by exciting force, while reducing impact of the vibrated bed vibration to crankshaft and basis, effectively
Play the role of buffer protection；Balancing rocker arm and vibrating spring and pedestal are in 45° angle, so that vibrated bed can be with 45 ° of directions
Feeding vibration may be implemented in vibration if vibrated bed both ends are entrance, if vibrated bed is closed at both ends to realize vibration in vibrated bed
It is dynamic.
5. the speed setting unit adjusted on motor in the present invention is excited at the same time spring so that vibration equipment frequency is adjustable
End application is bolted other positions, adjustable exciting vibration spring elasticity, and then realizes the vibration of various amplitude, can apply
In different vibrating members, application is more extensive.
6. the crankshaft in the present invention is symmetrical structure, it ensure that vibrated bed can realize vibrated bed with frequency asynchronous operation
It is vibrated under 180 ° of phase differences with width with equalizer bar.
7. equalizer bar of the present invention can match according to the force self-balanced needs plus-minus such as weight and impact force, frictional force, inertia force
Weight vibrates generated vibration force to achieve the purpose that offset vibrated bed, to improve the stability and duration of equipment.
8. the present invention setting both ends symmetric support structure, can offset by the level of vibration force, to avoid center of gravity in vibration processes
Center of gravity changes after unstability, and load vibration material.
9. in the present invention base portion setting pedestal spring supporting device operation, can effectively lifting device vibration effect
Fruit improves the flexibility of device, reduces the abrasion in device vibration processes to ground, improves the service life of device.
Detailed description of the invention
Fig. 1: structural schematic diagram of the invention；
Fig. 2: left view of the invention；
Fig. 3: eccentric crank structure schematic diagram of the invention；
Fig. 4: rotating shaft base schematic diagram of the invention.
Specific embodiment
The implementation of technical solution is described in further detail with reference to the accompanying drawing.Following embodiment is only used for more clear
Illustrate to Chu technical solution of the present invention, and not intended to limit the protection scope of the present invention.
A kind of embodiment as shown in Fig. 1 ~ 4, a kind of sustainable vibration device of self-balancing multistation, including vibrated bed 2 and
Driving machine is arranged in done supporting beam 11 in the equalizer bar 1 of its two sides setting, 2 supported underneath beam 11 of the equalizer bar 1 and vibrated bed
Structure, the driving mechanism include eccentric crankshaft 18 and exciting vibration spring 17, and the equalizer bar 1 and vibrated bed 2 pass through exciting vibration spring 17
It is connected respectively with eccentric crankshaft 18, the eccentric crankshaft 18 is symmetrical in both ends, and every end cap includes outside axis body 181, intermediate
Axis body 182 and inside axis body 183, the intermediate axis body 182 are rotatablely connected by bearing and crankshaft support 19, the outside axis body
181 and inside axis body 183 connected by bearing 22 and rotating shaft base 20, two rotating shaft bases 20 pass through exciting bullet respectively
Spring 17 and the connection of equalizer bar 1 and vibrated bed 2；Phase difference between the inside axis body 183 and outside axis body 181 is 180 °, band
Dynamic balancing beam 1 and vibrated bed 2 vibrate under 180 ° of phase differences with width, wherein inside axis body 183 can be multiple, are evenly distributed on
18 inside of eccentric crankshaft can control vibrated bed 2 by more exciting vibration springs 17 and vibrate.
Vibrated bed exciting seat 3 is arranged in 2 lower part of vibrated bed, and equalizer bar exciting seat 4, institute is arranged in 1 lower part of equalizer bar
Exciting vibration spring 17 is stated to be connected on vibrated bed exciting seat 3 and equalizer bar exciting seat 4；
The first balance and buffer device is arranged in the both ends of the vibrated bed 2, and first balance and buffer device includes that the first balance is shaken
Arm 10 and the first buffer spring 8, the both ends of first buffer spring 8 are connected in 2 lower part of vibrated bed and supporting beam 11
Between the first angle steel fixing seat 9 in portion, the both ends of first balancing rocker arm 10 are rotatably connected on the first angle steel fixing seat 9 respectively
In supporting beam 11, torsional spring, the first balancing rocker arm 10, the first buffering elastic are equipped at the upper rotation connection of first balancing rocker arm
Spring 8 and the setting triangular in shape of supporting beam 11；
The second balance and buffer device is arranged in the both ends of the equalizer bar 1, and second balance and buffer device includes that the second balance is shaken
Arm 7 and the second buffer spring 5, the both ends of second buffer spring 5 are connected to 11 top of 2 lower part of vibrated bed and supporting beam
The second angle steel fixing seat 6 between, the both ends of second balancing rocker arm 7 are rotatably connected on 6 He of the second angle steel fixing seat respectively
In supporting beam 11, torsional spring, the second balancing rocker arm 7, the second buffer spring 5 are equipped at the upper rotation connection of second balancing rocker arm
With the setting triangular in shape of supporting beam 11；
The vibrated bed 2 and two sides equalizer bar 1 are provided separately, and are connected to support by the first, second balance and buffer device respectively
On beam 11.
The driving device further includes motor 15, and the motor 15 is connected by belt 16 with eccentric crankshaft 18.
First balancing rocker arm 10 and the first buffer spring 8 are in 45 ° between supporting beam 11, and first balance is shaken
Arm 10 and the first buffer spring 8 intersect at the first angle steel fixing seat 9 of 2 bottom of vibrated bed；Second balancing rocker arm 7 and second
Buffer spring 5 is in 45 ° between supporting beam 11, and second balancing rocker arm 7 and the second buffer spring 5 intersect at vibrated bed 2
Second angle steel fixing seat 6 of bottom.
The motor 15 is equipped with speed setting unit 21.
The supporting beam 11 connects several foundation beams 12 below, and the foundation beam 12 passes through the pedestal bullet perpendicular to horizontal plane
Spring 14 is connect with substrate 13.
Several counterweights are set on the equalizer bar 1, counterweight is bolted with balance beam.
Generate vibration force in vibrated bed operation of the present invention, the direction of vibration of vibrated bed and equalizer bar has 180 ° of phase
Difference reduces the reciprocal inertia force generated in vibration processes, increases the resistance to of vibratory equipment so that vibration device realizes self-balancing
Long property reduces and vibrates destruction to equipment, improve vibration bed apparatus work it is long when stability, extend and set
Standby service life.
Two equalizer bars and a vibrated bed can be used as three shaking platforms in the present invention, can all realize vibration operation, can
The vibration-testing that one, two or three shaking platform realizes single-station, multistation is chosen, vibration-testing is greatly improved
Efficiency and diversity.
Exciting seat in the present invention on vibrated bed and equalizer bar is by active exciting force, and first, second angle steel on both sides
By opposite exciting force, it can be achieved that the internal balance of vibrational system, ensure that the stable operation of system at fixing seat.
The setting of balancing rocker arm and vibrating spring of the invention, plays supporting role, and the power for generating vibration is put down automatically
Weighing apparatus, reduces horizontal force intensity caused by exciting force, while reducing impact of the vibrated bed vibration to crankshaft and basis, effectively
Play the role of buffer protection；Balancing rocker arm and vibrating spring and pedestal are in 45° angle, so that vibrated bed can be shaken with 45 ° of directions
It is dynamic, feeding vibration may be implemented if vibrated bed both ends are entrance, if vibrated bed is closed at both ends to realize vibrated bed internal vibration.
The speed setting unit adjusted on motor in the present invention is excited at the same time spring terminal so that vibration equipment frequency is adjustable
Portion's application is bolted other positions, adjustable exciting vibration spring elasticity, and then realizes the vibration of various amplitude, can be applied to
Different vibrating members, application are more extensive.
Crankshaft in the present invention is symmetrical structure, ensure that vibrated bed can with frequency asynchronous operation, realize vibrated bed and
Equalizer bar vibrates under 180 ° of phase differences with width.
Equalizer bar of the present invention can according to weight and impact force, frictional force, inertia force etc. it is force self-balanced need to add and subtract counterweight,
Generated vibration force is vibrated to achieve the purpose that offset vibrated bed, to improve the stability and duration of equipment.
Both ends symmetric support structure is arranged in the present invention, can offset by the level of vibration force, so that center of gravity be avoided in vibration processes to lose
Surely, and after load vibration material center of gravity changes.
In the present invention base portion setting pedestal spring supporting device operation, can effectively lifting device vibrating effect,
The flexibility for improving device reduces the abrasion in device vibration processes to ground, improves the service life of device.
The above is only a preferred embodiment of the present invention, it is noted that for the ordinary skill people of the art
For member, without departing from the technical principles of the invention, several improvement and deformations can also be made, these improvement and deformations
Also it should be regarded as protection scope of the present invention.
Claims (7)
1. a kind of sustainable vibration device of self-balancing multistation, which is characterized in that the balance being arranged including vibrated bed and its two sides
Beam, the equalizer bar and vibrated bed supported underneath beam, driving mechanism is arranged in the supporting beam, and the driving mechanism includes bias
Crankshaft and exciting vibration spring, the equalizer bar and vibrated bed are connected with eccentric crankshaft respectively by exciting vibration spring, the bias
Crankshaft is symmetrical in both ends, and every end cap includes outside axis body, intermediate axis body and inside axis body, and the intermediate axis body passes through bearing and song
Shaft stool rotation connection, the outside axis body pass through bearing with inside axis body and connect with rotating shaft base, two rotation axis
Seat is connected by exciting vibration spring with equalizer bar with vibrated bed respectively；Phase difference between the inside axis body and outside axis body is
180 °, equalizer bar and vibrated bed is driven to vibrate under 180 ° of phase differences with width.
2. a kind of sustainable vibration device of self-balancing multistation according to claim 1, which is characterized in that the vibrated bed
Both ends be arranged the first balance and buffer device, first balance and buffer device include the first balancing rocker arm and the first buffering elastic
Spring, the both ends of first buffer spring be connected to vibrated bed lower part and supporting beam top the first angle steel fixing seat it
Between, the both ends of first balancing rocker arm are rotatably connected on respectively in the first angle steel fixing seat and supporting beam, first balance
Torsional spring, the first balancing rocker arm, the first buffer spring and supporting beam setting triangular in shape are equipped at the upper rotation connection of rocker arm；
The second balance and buffer device is arranged in the both ends of the equalizer bar, and second balance and buffer device includes the second balancing rocker arm
With the second buffer spring, the both ends of second buffer spring are connected to second jiao of vibrated bed lower part and supporting beam top
Between steel fixing seat, the both ends of second balancing rocker arm are rotatably connected on respectively in the second angle steel fixing seat and supporting beam, institute
It states and is equipped with torsional spring at the upper rotation connection of the second balancing rocker arm, the second balancing rocker arm, the second buffer spring and supporting beam are in triangle
Shape setting.
3. a kind of sustainable vibration device of self-balancing multistation according to claim 1, which is characterized in that the driving dress
Setting further includes motor, and the motor is connected by belt with eccentric crankshaft.
4. a kind of sustainable vibration device of self-balancing multistation according to claim 2, which is characterized in that described first is flat
Weighing apparatus rocker arm and the first buffer spring are in 45 ° between supporting beam, and first balancing rocker arm and the first buffer spring intersect at
First angle steel fixing seat of vibrated bed bottom；Second balancing rocker arm and the second buffer spring are in 45 ° between supporting beam,
Second balancing rocker arm and the second buffer spring intersect at the second angle steel fixing seat of vibrated bed bottom.
5. a kind of sustainable vibration device of self-balancing multistation according to claim 3, which is characterized in that the motor is set
There is speed setting unit.
6. a kind of sustainable vibration device of self-balancing multistation according to claim 1, which is characterized in that the supporting beam
Several foundation beams are connected below, and the foundation beam is connect by the pedestal spring perpendicular to horizontal plane with substrate.
7. a kind of sustainable vibration device of self-balancing multistation according to claim 1, which is characterized in that the equalizer bar
Upper several counterweights of setting, counterweight are bolted with balance beam.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201811479572.7A CN109759324B (en) | 2018-12-05 | 2018-12-05 | Self-balancing multi-station sustainable vibration device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201811479572.7A CN109759324B (en) | 2018-12-05 | 2018-12-05 | Self-balancing multi-station sustainable vibration device |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN109759324A true CN109759324A (en) | 2019-05-17 |
| CN109759324B CN109759324B (en) | 2022-05-10 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201811479572.7A Active CN109759324B (en) | 2018-12-05 | 2018-12-05 | Self-balancing multi-station sustainable vibration device |
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| Country | Link |
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| CN (1) | CN109759324B (en) |
Citations (10)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN2064353U (en) * | 1989-12-22 | 1990-10-24 | 无锡轻工业学院 | Electromagnetic vibration feeding machine with double tank-self balance function |
| US5502853A (en) * | 1994-02-14 | 1996-04-02 | Sequin Hospital Bed Corp. | Bed frame with independently oscillating cradle |
| JPH0940140A (en) * | 1995-08-02 | 1997-02-10 | Shinko Electric Co Ltd | Oscillating conveyer |
| JP2000318822A (en) * | 1999-05-10 | 2000-11-21 | Shinko Electric Co Ltd | Oscillating conveyor |
| CN101648646A (en) * | 2009-08-07 | 2010-02-17 | 南京创优科技有限责任公司 | Three-vibrator linear vibration feeder |
| CN204137762U (en) * | 2014-10-21 | 2015-02-04 | 泉州市申元机械制造有限公司 | The vibration chutes that a kind of orientation transmits |
| CN105545582A (en) * | 2015-12-14 | 2016-05-04 | 中国石油大学(华东) | Multi-cylinder serial crankshaft type flow power generating device based on galloping effect |
| CN205637220U (en) * | 2016-05-26 | 2016-10-12 | 天津三建建筑工程有限公司 | Vibration damper that architectural equipment was used |
| CN107413636A (en) * | 2017-09-21 | 2017-12-01 | 河北丰源农业机械有限公司 | A kind of self-balancing type vibrating transportation separating sieve |
| CN108654985A (en) * | 2018-05-29 | 2018-10-16 | 中国矿业大学(北京) | Self-balancing roller flip flop screen |
-
2018
- 2018-12-05 CN CN201811479572.7A patent/CN109759324B/en active Active
Patent Citations (10)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN2064353U (en) * | 1989-12-22 | 1990-10-24 | 无锡轻工业学院 | Electromagnetic vibration feeding machine with double tank-self balance function |
| US5502853A (en) * | 1994-02-14 | 1996-04-02 | Sequin Hospital Bed Corp. | Bed frame with independently oscillating cradle |
| JPH0940140A (en) * | 1995-08-02 | 1997-02-10 | Shinko Electric Co Ltd | Oscillating conveyer |
| JP2000318822A (en) * | 1999-05-10 | 2000-11-21 | Shinko Electric Co Ltd | Oscillating conveyor |
| CN101648646A (en) * | 2009-08-07 | 2010-02-17 | 南京创优科技有限责任公司 | Three-vibrator linear vibration feeder |
| CN204137762U (en) * | 2014-10-21 | 2015-02-04 | 泉州市申元机械制造有限公司 | The vibration chutes that a kind of orientation transmits |
| CN105545582A (en) * | 2015-12-14 | 2016-05-04 | 中国石油大学(华东) | Multi-cylinder serial crankshaft type flow power generating device based on galloping effect |
| CN205637220U (en) * | 2016-05-26 | 2016-10-12 | 天津三建建筑工程有限公司 | Vibration damper that architectural equipment was used |
| CN107413636A (en) * | 2017-09-21 | 2017-12-01 | 河北丰源农业机械有限公司 | A kind of self-balancing type vibrating transportation separating sieve |
| CN108654985A (en) * | 2018-05-29 | 2018-10-16 | 中国矿业大学(北京) | Self-balancing roller flip flop screen |
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| CN109759324B (en) | 2022-05-10 |
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Application publication date: 20190517 Assignee: Nanjing Jinxi Yunchuang Technology Co.,Ltd. Assignor: NANJING INSTITUTE OF TECHNOLOGY Contract record no.: X2023980035440 Denomination of invention: A self balancing multi station sustainable vibration device Granted publication date: 20220510 License type: Common License Record date: 20230512 |
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Application publication date: 20190517 Assignee: Jiangsu Nangong Testing Co.,Ltd. Assignor: NANJING INSTITUTE OF TECHNOLOGY Contract record no.: X2024980001810 Denomination of invention: A self balancing multi station sustainable vibration device Granted publication date: 20220510 License type: Common License Record date: 20240202 |
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Application publication date: 20190517 Assignee: Nanjing Dingbo controller Co.,Ltd. Assignor: NANJING INSTITUTE OF TECHNOLOGY Contract record no.: X2024980001812 Denomination of invention: A self balancing multi station sustainable vibration device Granted publication date: 20220510 License type: Common License Record date: 20240204 |
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