CN105855157A - Fluid vibration exciter - Google Patents
Fluid vibration exciter Download PDFInfo
- Publication number
- CN105855157A CN105855157A CN201610362279.7A CN201610362279A CN105855157A CN 105855157 A CN105855157 A CN 105855157A CN 201610362279 A CN201610362279 A CN 201610362279A CN 105855157 A CN105855157 A CN 105855157A
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- Prior art keywords
- cavity
- flow induced
- induced vibrations
- housing
- optical axis
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- 239000012530 fluid Substances 0.000 title abstract description 9
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims abstract description 22
- 230000003287 optical effect Effects 0.000 claims description 23
- 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 17
- 230000005540 biological transmission Effects 0.000 claims description 6
- 238000006243 chemical reaction Methods 0.000 claims description 3
- 238000012423 maintenance Methods 0.000 claims description 2
- 239000000463 material Substances 0.000 abstract description 6
- 230000005284 excitation Effects 0.000 abstract 5
- 238000004519 manufacturing process Methods 0.000 abstract 1
- 230000000694 effects Effects 0.000 description 6
- 239000007788 liquid Substances 0.000 description 5
- 229910000838 Al alloy Inorganic materials 0.000 description 4
- 238000013019 agitation Methods 0.000 description 4
- 239000000956 alloy Substances 0.000 description 4
- 238000010586 diagram Methods 0.000 description 3
- 238000005516 engineering process Methods 0.000 description 3
- 230000001681 protective effect Effects 0.000 description 3
- 230000007812 deficiency Effects 0.000 description 2
- 238000002474 experimental method Methods 0.000 description 2
- 238000009434 installation Methods 0.000 description 2
- 239000010935 stainless steel Substances 0.000 description 2
- 229910001220 stainless steel Inorganic materials 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000008901 benefit Effects 0.000 description 1
- 239000008280 blood Substances 0.000 description 1
- 210000004369 blood Anatomy 0.000 description 1
- 239000007853 buffer solution Substances 0.000 description 1
- 230000008859 change Effects 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 238000013461 design Methods 0.000 description 1
- 238000009826 distribution Methods 0.000 description 1
- 239000000428 dust Substances 0.000 description 1
- 238000005265 energy consumption Methods 0.000 description 1
- 230000008676 import Effects 0.000 description 1
- 230000006872 improvement Effects 0.000 description 1
- 238000009776 industrial production Methods 0.000 description 1
- 238000000034 method Methods 0.000 description 1
- 230000000737 periodic effect Effects 0.000 description 1
- 239000000843 powder Substances 0.000 description 1
- 238000012545 processing Methods 0.000 description 1
- 230000004044 response Effects 0.000 description 1
- 238000005096 rolling process Methods 0.000 description 1
- 238000012216 screening Methods 0.000 description 1
- 239000002689 soil Substances 0.000 description 1
- 230000009466 transformation Effects 0.000 description 1
Classifications
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B06—GENERATING OR TRANSMITTING MECHANICAL VIBRATIONS IN GENERAL
- B06B—METHODS OR APPARATUS FOR GENERATING OR TRANSMITTING MECHANICAL VIBRATIONS OF INFRASONIC, SONIC, OR ULTRASONIC FREQUENCY, e.g. FOR PERFORMING MECHANICAL WORK IN GENERAL
- B06B1/00—Methods or apparatus for generating mechanical vibrations of infrasonic, sonic, or ultrasonic frequency
- B06B1/18—Methods or apparatus for generating mechanical vibrations of infrasonic, sonic, or ultrasonic frequency wherein the vibrator is actuated by pressure fluid
- B06B1/186—Methods or apparatus for generating mechanical vibrations of infrasonic, sonic, or ultrasonic frequency wherein the vibrator is actuated by pressure fluid operating with rotary unbalanced masses
Landscapes
- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Hydraulic Turbines (AREA)
Abstract
The invention provides a fluid vibration exciter. The fluid vibration exciter comprises a base, a shell, a vibration excitation element, a polished shaft, waterproof bearings and cavity cover plates, wherein the base and the shell are integrated; a cylindrical cavity is formed in the shell; the axis of the cavity is a horizontal line; the vibration excitation element is placed in the cavity; a water inlet is formed in the vertical tangential direction of the cavity, and the side face of the shell is provided with a water outlet; the vibration excitation element comprises a cylindrical hollow centrifugal vibrator; the axis of the centrifugal vibrator coincides with the axis of the cavity; blades are evenly distributed on the side face of the circumference of the vibration excitation element; the polished shaft penetrates through a center hole of the centrifugal vibrator, and the two ends of the polished shaft are inserted into inner holes of the waterproof bearings; the waterproof bearings are mounted in bearing grooves formed in the cavity cover plates and can rotate in a friction-free mode. The fluid vibration exciter is simple in overall structure, convenient to manufacture, easy to mount and dismount, capable of being fixed to a horizontal plane or a vertical plane, high in excitation force, wide in application range and especially suitable for vibration operation in underwater environments, driving media are diversified, and materials are durable.
Description
Technical field
The present invention relates to a kind of vibrator, in particular it relates to a kind of dress utilizing high velocity fluid strikes effect to produce vibrations
Put.
Background technology
Nowadays, vibrator is widely used in all trades and professions, as hopper empty, material screening, concrete smashes
Reality and the industry such as sandy soil and the processing of other any powder, pipeline conveying.According to vibrator power consumption form and operation principle,
Mainly there are electric vibrator (rotation, straight line, magnetic), the vibrator that surges, pneumatic vibrator (rotation, straight line).
Electric vibrator is to drive one group of eccentric block of two axial ends to produce vibration force, for high frequency, high temperature and explosion-proof with motor
Place needs particular design；Pneumatic vibrator mainly by seat, cover, carry unbalanced rotor, bearing etc. to constitute, rolling bearing
In press-in bearing chamber, bearing bore diameter is connected with carrying unbalanced two ends of rotor cylinder, drives imbalance by high velocity air
Rotor rotates and produces exciting force；The vibrator that surges is usually used in road roller or shake table, utilizes the buffer solution in airtight cavity
Periodic vibration produces exciting force.
Through retrieval, the Chinese patent of Publication No. CN 202759317 U, this utility model discloses a kind of electric vibrating
Device, the vibrating motor in industrial production, symmetrical at the two ends of motor pendulum is set, the outside of two ends pendulum is arranged
Protective cover, by arranging spilled water hole at protective cover, can discharge the ponding in protective cover.This electric vibrator is the most not enough
Part is: 1) due to the particularity of this body structure of electric vibrator, its energy consumption is higher, and service life is relatively short, as
Run into phase shortage, overload, the faults such as mistake flows, high temperature, dust, short circuit, electric leakage, all can cause burning of electric vibrator,
Causing damage, impact produces and causes security incident；2) being only applicable in dry environment, purposes is the most single.
The Chinese invention patent application of Publication No. CN 103752494 A, the vibration of this disclosure of the invention one pneumatic type occurs
Device, the body including pedestal, being fixed on pedestal and air compressor, it is provided with columned cavity in described body, should
The axis of cavity is horizontal line, is placed with vibrating ball in cavity；Described body has air inlet along the vertical tangential direction of cavity,
This air inlet is connected with air compressor, and body is provided with gas outlet near air inlet.But the main deficiency of this technology is:
1) vibrating ball motion in cavity instability, it is impossible to stable exciting force is provided；2) when gas flow is less,
Being not enough to promote vibrating ball to roll, this device cannot normally work offer exciting force；3) driving force can only be gas, suitable
Suffer restraints by property, as in operation under water, high hydraulic pressure under water causes the vibrating effect that air pressure deficiency cannot produce.
The Chinese invention patent application of Publication No. CN 104148271 A, this disclosure of the invention one liquid vibrator, bag
Including exciting cylinder, power transmission shaft, be provided with axis hole on exciting cylinder, power transmission shaft passes in axis hole, in exciting cylinder
Power transmission shaft is provided with agitation block, at exciting cylinder built with liquid, is provided with liquid inlet and outlet on exciting cylinder.Power transmission shaft
Exciting force is not had when rotating with agitation block, owing to agitation block is the casing that a weight is the lightest, so will not
Produce exciting force；But agitation block casing accounts for certain space volume in exciting cylinder, makes the liquid in exciting cylinder be offset to
At one, producing centrifugal exciting force during rotation, namely the liquid in rotation in exciting cylinder produces exciting force, its exciting force
It is directly transmitted to what exciting cylinder vibrated.The subject matter of this technology is: 1) exciting force does not continuously generate, uncomfortable
For general operating mode；2) exciting force regulation and control inconvenience and vibration force are relatively small, and needed for changing exciting force, the cycle is longer, make
Firmly response lag is serious；3) apparatus structure complexity is heavy, and installation and debugging are extremely inconvenient, uses condition the most limited.
Along with vibrating machine industry is more and more higher to product safety, power conservation requirement, sector application scope is increasingly wider, existing
Vibrator is not sufficient to meet the requirement that shake frequency is high, light, adjustable, applicable elements is wide in range.
Summary of the invention
For defect of the prior art, it is an object of the invention to provide a kind of flow induced vibrations device, there is overall structure letter
Single, drive medium various, easy to make and the feature of easy installing/dismounting.
For realizing object above, the present invention provides a kind of flow induced vibrations device, including pedestal, the housing that is arranged on pedestal,
Both form an overall structure, and this overall structure is provided with exciting element, optical axis, water-sealed bearing and cavity cover plate；Wherein:
Described housing, inside is provided with the cylindrical cavity for placing exciting element, and cylindrical empty cavity axis is horizontal line,
The vertical tangential direction of described cylindrical cavity has water inlet, and described housing side is provided with delivery port；
Described exciting element, is a cylinder type hollow off-centred dipole, this uniform blade in cylindrical eccentric oscillator circumference side,
Described exciting element does fixed-axis rotation around optical axis；
Described optical axis, through the centre bore of cylinder type hollow off-centred dipole, water-sealed bearing endoporus is inserted at the two ends of optical axis；
Described water-sealed bearing, is installed in the bearing groove that cavity cover plate is arranged, can be without frictional rotation；
Described cavity cover plate, is arranged at side before and after housing.
Preferably, the top of described water inlet is round thread hole, for being connected with water inlet pipe by snap joint；Institute
The bottom stating water inlet is rectangular aperture, so that current are linear spurting, effectively increases water attack area.
It is highly preferred that described rectangular aperture is the most just to blade center position.
Preferably, described delivery port is arranged on housing right plate bottom centerline.
Preferably, described off-centred dipole contains the eccentric block being made up of lead block, to increase eccentric force when rotating；Described
Diameter and the thickness of eccentric block adjust as required.
Preferably, described blade is the turbo blade carrying out energy conversion in vibrator, and its lifting surface area is big, and energy turns
Change efficiency high.
Preferably, described optical axis does fixed-axis rotation as the power transmission shaft of exciting element, exciting element around optical axis；Described light
The smooth surface of axle is unlikely to deform.
Preferably, the two sides of described water-sealed bearing are provided with waterproof cover, service life length and be difficult to get rusty.
Preferably, described cavity cover plate and housing screw threads for fastening, to facilitate maintenance and installing/dismounting.
Compared with prior art, the present invention has a following beneficial effect:
The pedestal of the present invention and housing are an entirety, and rigidity matter is close and intensity is high；Flow induced vibrations device blade increases stress surface
Long-pending, under same fluid impingement force effect, blade rotational energy is bigger, drives off-centred dipole to rotate and produces higher exciting force,
Efficiently solve the hypodynamic problem of exciting；Delivery port is arranged at housing side, the ponding in cavity can be made to discharge in time,
Reduce ponding resistance, increase the energy transformation ratio of exciting element further.
Overall structure of the present invention is simple, drives medium various, and easy to make and easy installing/dismounting is securable to level and erects
In straight plane, material is durable in use, and exciting force is strong, applied widely, and the vibration being particularly suited in underwater environment is made
Industry.
Accompanying drawing explanation
The detailed description made non-limiting example with reference to the following drawings by reading, other of the present invention is special
Levy, purpose and advantage will become more apparent upon:
Fig. 1 is one embodiment of the invention integral installation distribution structure schematic diagram；
Fig. 2 is one embodiment of the invention cavity cap plate structure schematic diagram；
Fig. 3 is one embodiment of the invention exciting component structure schematic diagram；
In figure: pedestal 1, housing 2, exciting element 3, optical axis 4, water-sealed bearing 5, cavity cover plate 6, off-centred dipole
7, turbo blade 8, water inlet 9, delivery port 10.
Detailed description of the invention
Below in conjunction with specific embodiment, the present invention is described in detail.Following example will assist in those skilled in the art
Member is further appreciated by the present invention, but limits the present invention the most in any form.It should be pointed out that, the common skill to this area
For art personnel, without departing from the inventive concept of the premise, it is also possible to make some deformation and improvement.These broadly fall into
Protection scope of the present invention.
Embodiment 1
As Figure 1-3, for the hydraulic pressure of 1Mpa, the present embodiment a kind of exciting force of offer is strong, facilitate durable fluid
Vibrator, by pedestal 1, housing 2, exciting element 3, optical axis 4, water-sealed bearing 5, cavity cover plate 6, off-centred dipole
7, turbo blade 8, water inlet 9 and delivery port 10 form, wherein:
Pedestal 1 and the housing 2 being arranged on pedestal 1 constitute an overall structure, and rigidity matter is close and intensity is high, available screw
It is fixed through pedestal both sides horizontal and vertical plate circular hole；
The middle part of housing 2 is provided with cylindrical cavity, and housing 2 top is tangentially provided with water inlet 9；On the right side of housing 2
Delivery port 10 it is provided with on plate bottom centerline；
Exciting element 3 is made up of off-centred dipole 7 and turbo blade 8, and exciting element 3 is integrally placed at housing 2 cylindrical empty
In chamber, fixed-axis rotation can be done around optical axis 4；Off-centred dipole 7 is a cylinder type hollow off-centred dipole, and cylinder type hollow is eccentric
Oscillator axle center and cavity dead in line；
Optical axis 4 along cylindrical cavity horizontal axis and through the centre bore of cylinder type hollow off-centred dipole of exciting element 3,
The two ends of optical axis 4 are inserted the endoporus of water-sealed bearing 5 and snap in the bearing groove being arranged on cavity cover plate 6 center.
In the present embodiment, described pedestal 1 is aluminum alloy material, and the size of pedestal 1 is 160*50*10mm.
In the present embodiment, described housing 2 is made up of aluminum alloy materials, and the size of housing 2 is: long * width * is high
=120*50*105mm.
In the present embodiment, the top of the water inlet 9 being arranged on described housing 2 top is M24 round thread hole, and passes through
The external 2 cun of feed pipes of snap joint；
Described housing 2 bottom is rectangular aperture, and the size of rectangular aperture is: long * width=14*5mm, and rectangular aperture is vertical
Downwards just to turbo blade 8 center；
Delivery port 10 on described housing 2 right plate bottom centerline is M24 round thread hole.
In the present embodiment, described exciting element 3 is as the occurring source of vibration, and its external diameter is 90mm and uses aluminium alloy material
Material is made；Wherein, as shown in Figure 3:
Described off-centred dipole 7 is diameter 70mm, the hollow cylinder of thickness 26mm, cylinder is uniformly provided with six and passes through
Logical circular hole, Circularhole diameter 20mm, wherein two through circular holes of arbitrary neighborhood are inoculated with lead block as eccentric block；
A diameter of 10mm of described turbo blade 8, width are 28mm；Amount to 24 turbo blades 8 to be evenly distributed on partially
On the cylinder circumference of heart oscillator 7.
In the present embodiment, described optical axis 3 uses the stainless steel material, the size of optical axis 3 to be: φ 10*46mm.
In the present embodiment, described water-sealed bearing 5 uses import 6202 type, and the size of water-sealed bearing 5 is: external diameter * internal diameter
* thickness=30*10*9mm.
As in figure 2 it is shown, in the present embodiment, described cavity cover plate 6 is diameter 104mm, the cylinder of thick 9.5mm, circle
It is screw thread on the circumference of cylinder, fastens for the threaded engagement with housing 2 correspondence position；Set at the center of cavity cover plate 6
There are diameter 30mm, the bearing groove of thick 8mm.
Through experiment, with this understanding, flow induced vibrations device maximum (top) speed described in the present embodiment is up to 9000r/min, vibrations effect
The most ideal and equipment is safe and reliable.
Embodiment 2
As Figure 1-3, for the hydraulic pressure of 1Mpa, the present embodiment a kind of exciting force of offer is strong, facilitate durable fluid
Vibrator, by pedestal 1, housing 2, exciting element 3, optical axis 4, water-sealed bearing 5, cavity cover plate 6, off-centred dipole
7, turbo blade 8, water inlet 9 and delivery port 10 form, and the combination assembly method of each parts is with described in embodiment 1.
In the present embodiment, the size of described pedestal 1 is: 80*45*10mm, is connected to become an entirety with housing 2.
In the present embodiment, the size of described housing 2 is: long * width * height=45*45*45mm；Housing 2 top water inlet 9
Top be M20 screwed hole, and by the external 4 points of feed pipes of snap joint；The size of housing 2 lower rectangular opening is
Long * width=12*3mm；Delivery port 10 on housing 2 right plate bottom centerline is M20 screwed hole.
In the present embodiment, the external diameter of described exciting element 3 is 36mm, uses aluminum alloy materials；Wherein:
As it is shown on figure 3, described off-centred dipole 7 be diameter 24mm, the hollow cylinder of thickness 30mm, on cylinder all
Even being provided with six through square holes, square hole length of side 4mm, wherein two through square holes of arbitrary neighborhood are inoculated with lead block as bias
Block；
As it is shown on figure 3, a diameter of 5mm of described turbo blade 8, width are 32mm；Amount to 24 turbo blades 8
It is evenly distributed on cylindrical circumference.Turbo blade, increases the lifting surface area of blade, same fluid impingement force effect
Under, turbo blade rotational energy is bigger, drives off-centred dipole to rotate and produces higher exciting force, efficiently solves exciting force
Not enough problem.
In the present embodiment, described optical axis 4 uses the stainless steel material, the size of optical axis 3 to be: φ 12*42mm.
In the present embodiment, described bearing 5 uses 61801 types, the size of water-sealed bearing 5 to be: external diameter * internal diameter * is thick
=21*12*5mm.
As in figure 2 it is shown, in the present embodiment, described cavity cover plate 6 is diameter 38mm, the cylinder of thick 6mm, cylinder
Circumference on be screw thread, the fastening of the threaded engagement that can be correspondingly arranged with housing 2；It is provided with diameter at the center of cavity cover plate 6
21mm, the bearing groove of thick 5mm.
Through experiment, with this understanding, described in the present embodiment, flow induced vibrations device theoretical limit rotating speed is up to 17000r/min, and
Exciting element diameter more small vibration frequency is the highest.
Above the specific embodiment of the present invention is described.It is to be appreciated that the invention is not limited in
Stating particular implementation, those skilled in the art can make various deformation or amendment within the scope of the claims,
This has no effect on the flesh and blood of the present invention.
Claims (10)
1. a flow induced vibrations device, it is characterised in that including pedestal, the housing being arranged on pedestal, both form
Overall structure, this overall structure is provided with exciting element, optical axis, water-sealed bearing and cavity cover plate；Wherein:
Described housing, inside is provided with the cylindrical cavity for placing exciting element, and cylindrical empty cavity axis is horizontal line,
The vertical tangential direction of described cylindrical cavity has water inlet, and described housing side is provided with delivery port；
Described exciting element, including a cylinder type hollow off-centred dipole, this uniform blade in cylindrical eccentric oscillator circumference side,
Described exciting element does fixed-axis rotation around optical axis；
Described optical axis, through the centre bore of cylinder type hollow off-centred dipole, water-sealed bearing endoporus is inserted at the two ends of optical axis；
Described water-sealed bearing, is installed in the bearing groove that described cavity cover plate is arranged, can be without frictional rotation；
Described cavity cover plate, is arranged at side before and after housing.
A kind of flow induced vibrations device the most according to claim 1, it is characterised in that the top of described water inlet is circle
Shape screwed hole, for being connected with water inlet pipe by snap joint；The bottom of described water inlet is rectangular aperture, so that water
Stream, in linear spurting, effectively increases water attack area.
A kind of flow induced vibrations device the most according to claim 2, it is characterised in that described rectangular aperture is straight down
Just to blade center position.
A kind of flow induced vibrations device the most according to claim 1, it is characterised in that described delivery port is arranged at housing
On right plate bottom centerline.
A kind of flow induced vibrations device the most according to claim 1, it is characterised in that described off-centred dipole contains by lead
The eccentric block that post is made, to increase eccentric force when rotating.
A kind of flow induced vibrations device the most according to claim 1, it is characterised in that described blade is to enter in vibrator
The turbo blade of row energy conversion, its lifting surface area is big, and energy conversion efficiency is high.
A kind of flow induced vibrations device the most according to claim 1, it is characterised in that described optical axis is as exciting element
Power transmission shaft, exciting element does fixed-axis rotation around optical axis；The smooth surface of described optical axis is unlikely to deform.
A kind of flow induced vibrations device the most according to claim 1, it is characterised in that the two sides of described water-sealed bearing
It is provided with waterproof cover.
A kind of flow induced vibrations device the most according to claim 1, it is characterised in that described cavity cover plate and housing spiral shell
Line fastens, to facilitate maintenance and installing/dismounting.
A kind of flow induced vibrations device the most according to claim 1, it is characterised in that the both sides of described pedestal are provided with
Horizontal circular hole and vertically circular hole, for installing fixing with external component.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201610362279.7A CN105855157B (en) | 2016-05-26 | 2016-05-26 | Flow induced vibrations device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201610362279.7A CN105855157B (en) | 2016-05-26 | 2016-05-26 | Flow induced vibrations device |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN105855157A true CN105855157A (en) | 2016-08-17 |
| CN105855157B CN105855157B (en) | 2018-10-23 |
Family
ID=56641397
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201610362279.7A Expired - Fee Related CN105855157B (en) | 2016-05-26 | 2016-05-26 | Flow induced vibrations device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN105855157B (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108519203A (en) * | 2018-03-14 | 2018-09-11 | 蔡斌奇 | New gas vibrator |
Citations (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| GB1425121A (en) * | 1972-04-12 | 1976-02-18 | Gardisch P | High frequency vibrators |
| CN2700005Y (en) * | 2004-04-28 | 2005-05-18 | 吕国庆 | Pneumatic vibrator |
| CN101249492A (en) * | 2008-03-26 | 2008-08-27 | 卧龙电气集团股份有限公司 | Turbine type pneumatic vibrator with unbalanced rotor |
| CN201768670U (en) * | 2010-06-07 | 2011-03-23 | 桓达科技股份有限公司 | Improved turbine vibrator structure |
| CN202277951U (en) * | 2011-09-27 | 2012-06-20 | 常州凯普自动化设备有限公司 | Wheel type vibrator |
| CN102626688A (en) * | 2012-04-11 | 2012-08-08 | 裕东（中山）机械工程有限公司 | Efficient impeller-type pneumatic vibrator |
| CN204523454U (en) * | 2015-04-10 | 2015-08-05 | 张荣礼 | Gas vibrating device |
-
2016
- 2016-05-26 CN CN201610362279.7A patent/CN105855157B/en not_active Expired - Fee Related
Patent Citations (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| GB1425121A (en) * | 1972-04-12 | 1976-02-18 | Gardisch P | High frequency vibrators |
| CN2700005Y (en) * | 2004-04-28 | 2005-05-18 | 吕国庆 | Pneumatic vibrator |
| CN101249492A (en) * | 2008-03-26 | 2008-08-27 | 卧龙电气集团股份有限公司 | Turbine type pneumatic vibrator with unbalanced rotor |
| CN201768670U (en) * | 2010-06-07 | 2011-03-23 | 桓达科技股份有限公司 | Improved turbine vibrator structure |
| CN202277951U (en) * | 2011-09-27 | 2012-06-20 | 常州凯普自动化设备有限公司 | Wheel type vibrator |
| CN102626688A (en) * | 2012-04-11 | 2012-08-08 | 裕东（中山）机械工程有限公司 | Efficient impeller-type pneumatic vibrator |
| CN204523454U (en) * | 2015-04-10 | 2015-08-05 | 张荣礼 | Gas vibrating device |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108519203A (en) * | 2018-03-14 | 2018-09-11 | 蔡斌奇 | New gas vibrator |
Also Published As
| Publication number | Publication date |
|---|---|
| CN105855157B (en) | 2018-10-23 |
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Granted publication date: 20181023 |