CN209034851U - A kind of vibration excitor for high-amplitude screen, Complex-frequency screen - Google Patents
A kind of vibration excitor for high-amplitude screen, Complex-frequency screen Download PDFInfo
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- CN209034851U CN209034851U CN201821433329.7U CN201821433329U CN209034851U CN 209034851 U CN209034851 U CN 209034851U CN 201821433329 U CN201821433329 U CN 201821433329U CN 209034851 U CN209034851 U CN 209034851U
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Abstract
A kind of vibration excitor for high-amplitude screen, Complex-frequency screen is overcome the problems, such as that dry oil lubrication effect is bad, and sealing effect is good, is improved the service life of vibration excitor using thin oil lubricant.The two sides of middle casing are fixedly connected to oil pocket shell, rotation axis passes through in oil pocket shell described in middle casing and two, oil pocket shell is installed rotation axis in oil pocket shell by bearing, respective side oil pocket shell is stretched out at rotation axis both ends and the both ends of rotation axis are mounted on eccentric block, it is equipped with bearing seal between the oil pocket shell and rotation axis in the intracorporal seal assembly of oil pocket shell, oil pocket shell, seal assembly and rotation axis cooperatively form the oil pocket of sealing, and oil pocket is provided with the lubricating oil being lubricated to bearing.It is low to installation accuracy requirement when the vibration excitor is mounted on oscillating screen plate, so that it is easy for installation simple, reduce installation cost；Increase, which is got rid of, higher oil level in oily component and oil pocket, effectively improve the lubricant effect to bearing.
Description
Technical field
The utility model relates to vibratory equipment technical field, especially a kind of vibration excitor for high-amplitude screen, Complex-frequency screen.
Background technique
Vibration excitor is attached in certain mechanical and equipment to the device for generating exciting force, is the weight using mechanical oscillation
Want component.Vibration excitor can make the vibratory output for being swashed object acquisition certain forms and size, to vibrate to object.Vibration excitor
It can be used as exciting component composition vibrating machine, conveying, screening, closely knit, molding and the soil to realize material or object are husky
Stone such as makes firm by ramming at the work.Vibration excitor can be divided into one-eccentric rotor type vibrator and double-shaft vibration exciter according to type, and one-eccentric rotor type vibrator does approximation
Circular motion, frequently with this mode in circular vibrating screen；Double-shaft vibration exciter ontology does approximate straight line motion, is widely used in straight line vibration
On dynamic sieve.Complex-frequency screen or high-amplitude screen are that vibration excitor is arranged in the lower part of oscillating screen plate, can significantly improve sieve plate in this way
Oscillation Amplitude.Meanwhile high-amplitude screen or Complex-frequency screen require the length of the rotation axis of vibration excitor long, are greater than sieve plate face
Width.The existing vibration excitor lubricant effect being used in high-amplitude screen or Complex-frequency screen and sealing effect are bad, restrict high-amplitude
Sieve the development of (Complex-frequency screen).
Utility model content
For above situation, for the defect for overcoming the prior art, the purpose of the utility model is just to provide a kind of for height
Width sieves, the vibration excitor of Complex-frequency screen overcomes the problems, such as that dry oil lubrication effect is bad, and sealing effect is good using thin oil lubricant, improves
The service life of vibration excitor.
Its solution is a kind of vibration excitor for high-amplitude screen, Complex-frequency screen, including is fixedly installed on pedestal, pedestal
One or two exciting components, exciting component include the middle casing being mounted on the base, rotation axis, the two sides of middle casing
It is fixedly connected to oil pocket shell, rotation axis passes through in oil pocket shell described in middle casing and two, and oil pocket shell passes through bearing
Rotation axis is installed in oil pocket shell, respective side oil pocket shell is stretched out at rotation axis both ends and the both ends of rotation axis are mounted on partially
Heart block is equipped with bearing seal in the intracorporal seal assembly of oil pocket shell between the oil pocket shell and rotation axis, oil pocket shell, close
Sealing assembly and rotation axis cooperatively form the oil pocket of sealing, and oil pocket is provided with the lubricating oil being lubricated to bearing.
Preferably, there is the oily component that gets rid of installed on the rotating shaft in two oil pocket shells, it is described to get rid of oily component for lubricating oil
It gets rid of and is corresponded on the intracorporal bearing of oil pocket shell to it and the bearing is lubricated.
Preferably, getting rid of oily component includes fixing sleeve, and fixing sleeve external circumferential, which is uniformly fixed with, multiple gets rid of oily blade.
Preferably, seal assembly includes exterior seal assembly and interior seal assembly, and exterior seal assembly is arranged in oil pocket
The side of oil pocket shell, interior seal assembly are arranged in the oil pocket shell other side, and the exterior seal assembly includes and oil pocket shell ends
End cap that portion is fixedly connected hooks formula disc, dust-proof labyrinth lid；End cap inner end is equipped with oil groove close to the side of oil pocket enclosure interior
Bulge loop, oil groove bulge loop outside are equipped with the oil-recovery tank of annular, and oil groove bulge loop is extend into oil pocket；The hook formula disc is located at end cap
Side inside oil pocket；Hook formula disc includes inner sleeve, and inner sleeve is equipped with the connecting plate of annular outside the side of oil pocket,
Connecting plate outer edge be equipped with outward and away from the inclined annular of oil pocket flange connector, the outer edge of flange connector is equipped with transversal
Face is the annular hook of hook, and the lateral surface of annular hook is inwardly to the inclined tapered surface in direction for deviating from oil pocket, the hook of annular hook
End is extend into oil-recovery tank；Dust-proof labyrinth lid is located at side of the end cap far from oil pocket；Dust-proof labyrinth lid and hook formula disc cover
It is rotatablely connected in rotation axis and with rotary seal；The interior seal assembly includes inner cover, sealing cover, and inner cover includes that the outer of annular connects
Fishplate bar, outside link plate are fixed on oil pocket shell, and outside link plate inner end is equipped with the oil groove protrusion of annular, oil close to the side of oil pocket
Geosynclinal convex internal diameter is identical as outside link plate internal diameter, and the oil groove protrusion is equipped with the oil groove of annular, and the sealing cover includes inner ring
Set, inner ring sleeve outer end are equipped with close to the side of oil pocket and hook protrusion, hook raised outer end close to the side of outside link plate and are equipped with cross section
Sealing for hook-shaped annular hooks, and the hook end for sealing hook is extend into oil groove.
Preferably, dust-proof labyrinth lid inner end is equipped with the internal projection extended to oil pocket direction, internal projection close to the side of oil pocket
It is inserted on the inside of end cap with inner sleeve and they contacts with each other, end cap is equipped with outer lug away from the side of oil pocket, sets in outer lug
There is the link slot of annular, dust-proof labyrinth, which is covered with, cooperates fixed flange with link slot, and fixed flange is extend into link slot.
Preferably, between outer lug and internal projection there are gap, the first oil sealing is equipped in gap.
Preferably, internal projection inner end is equipped with the first annular groove close to the side of inner sleeve, and inner sleeve inner end is close to the side of internal projection
Equipped with the second annular groove, the first annular groove and the connection of the second annular groove constitute seal groove, are equipped with sealing ring in seal groove.
Preferably, it hooks raised inner end and is equipped with oil seal groove close to the side of oil pocket, be equipped with the second oil sealing in oil seal groove.
The beneficial effects of the utility model are: when the vibration excitor is mounted on oscillating screen plate, it is low to installation accuracy requirement, make
Obtain easy for installation simple, reduction installation cost；Sealing effect is good, it is ensured that has higher oil level without will cause leakage in oil pocket
Oil；Increase, which is got rid of, higher oil level in oily component and oil pocket, effectively improve the lubricant effect to bearing, improve the vibration excitor
Service life.
Detailed description of the invention
Fig. 1 is the schematic diagram of the utility model exciting component；
Fig. 2 is the schematic diagram of two exciting components of the utility model band；
Fig. 3 is the schematic diagram of one exciting component of the utility model band；
Fig. 4 is the enlarged diagram at the utility model Figure 1A；
Fig. 5 is the utility model end cap schematic diagram；
Fig. 6 is that the utility model hooks formula disc schematic diagram；
Fig. 7 is the dust-proof labyrinth lid schematic diagram of the utility model；
Fig. 8 is the utility model inner cover schematic diagram；
Fig. 9 is the utility model sealing cover schematic diagram.
Specific embodiment
Specific embodiment of the present utility model is described in further detail below in conjunction with attached drawing.
It is provided by Fig. 1 to Fig. 9, fixed peace on a kind of vibration excitor for high-amplitude screen, Complex-frequency screen, including pedestal 1, pedestal 1
Equipped with one or two exciting components 2, exciting component 2 includes the middle casing 3 being mounted on pedestal 1, rotation axis 4, spy
Sign is that the two sides of middle casing 3 are fixedly connected to oil pocket shell 5, and rotation axis 4 passes through oil described in middle casing 3 and two
In cavity shell 5, oil pocket shell 5 is installed rotation axis 4 in oil pocket shell 5 by bearing 6, and respective side oil is stretched out at 4 both ends of rotation axis
The both ends of cavity shell 5 and rotation axis 4 are mounted on eccentric block 7, are equipped between the oil pocket shell 5 and rotation axis 4 by bearing 6
The seal assembly being sealed in oil pocket shell 5, oil pocket shell 5, seal assembly and rotation axis 4 cooperatively form the oil pocket 8 of sealing,
Oil pocket 8 is provided with the lubricating oil being lubricated to bearing 6.
When being equipped with an exciting component 2 on pedestal 1, one end of rotation axis 4 is equipped with shock electric machine, at this time the pedestal
1 generates a circular vibration, when having an exciting component 2, is installed in the lower part of oscillating screen plate, at this time the vibration
Sieve plate forms a circular oscillation trajectory.When there are two when exciting component 2, the same end of two rotation axis 4 is installed for installation on pedestal 1
Shock electric machine, the pedestal 1 will generate the motion profile of a near linear, which is mounted on oscillating screen plate, the vibration
Dynamic sieve plate will generate the vibration for being similar to straight line.
Oil pocket shell 5 is equipped with oil inlet and oil outlet.Recycle oil system is can connect between oil inlet and oil outlet
System recycles oil system by circulating pipe, oil circulating pump, fuel tank.Increasing circulation oil system can be improved to bearing 6 and rotation axis 4
Lubricant effect, still, a possibility that it really increases oil leak permeability, if circulation oil system cisco unity malfunction, is caused
The oil-break of vibration excitor and damage bearing 6.The viscosity in winter, lubricating oil increases, and oil, which enters in oil pocket 8, timely to return
It flows, the pasta of lubricating oil rises in oil pocket 8, will cause the oil leak at the rotation axis 4 of vibration excitor.The design structure of the vibration excitor is not
Also the bearing 6 in oil pocket 8 can be lubricated very well using circulation oil system, reduced the fault point, performance is stablized.
There is the oily component that gets rid of being mounted in rotation axis 4 in the two oil pocket shells 5, it is described to get rid of oily component and get rid of lubricating oil
It is corresponded on the bearing 6 in oil pocket shell 5 to it and the bearing 6 is lubricated.Getting rid of oily component can be by the oil pocket of oil pocket shell 5
The lubricating oil of lower has been got rid of in 8, and the lubricating oil got rid of enters in bearing 6, is improved to 6 lubricant effect of bearing, so that
It keeps lower lubricating oil level that can reach in oil pocket 8 to lubricate bearing 6 well, reduces oil leak risk.
Described to get rid of oily component include fixing sleeve 9, and 9 external circumferential of fixing sleeve, which is uniformly fixed with, multiple gets rid of oily blade 10.It gets rid of
Oily blade 10 has got rid of oil, enters in bearing 6, carries out good lubrication to bearing 6.
The seal assembly includes exterior seal assembly 11 and interior seal assembly 12, and the setting of exterior seal assembly 11 is having oil pocket
The side of 8 oil pocket shell 5, interior seal assembly 12 is arranged in 5 other side of oil pocket shell, and interior seal assembly is positioned close to
The side of middle casing 3, the exterior seal assembly 11 include that the end cap 13 being fixedly connected with 5 end of oil pocket shell, hook formula get rid of oil
Ring 14, dust-proof labyrinth lid 15；Side of 13 inner end of end cap inside oil pocket shell 5 is equipped with oil groove bulge loop 16, oil groove bulge loop 16
Outside is equipped with the oil-recovery tank 17 of annular, and oil groove bulge loop 16 is extend into oil pocket 8；It is close that the hook formula disc 14 is located at end cap 13
Side inside oil pocket 8；Hook formula disc 14 includes inner sleeve 18, and inner sleeve 18 is equipped with the company of annular outside the side of oil pocket 8
Fishplate bar 19,19 outer edge of connecting plate be equipped with outward and away from the inclined annular of oil pocket 8 flange connector 20, flange connector 20
Outer edge be equipped with the annular hook 21 that cross section is hook, the lateral surface of annular hook 21 is inwardly to incline to the direction away from oil pocket 8
The hook end of oblique tapered surface 22, annular hook 21 is extend into oil-recovery tank 17；Dust-proof labyrinth lid 15 is located at end cap 13 far from oil pocket 8
Side；14 sets of formula disc of dust-proof labyrinth lid 15 and hook are rotatablely connected in rotation axis 4 and with rotary seal；It gets on end cap 13
The lubricating oil in portion flows back to oil-recovery tank 17 along end cap 13, then is entered in 8 lower part lubricating oil of oil pocket by oil-recovery tank 17.It falls into
Lubrication outside to annular hook 21 has can be by being flowed into oil-recovery tank 17 outside annular hook 21, the design of tapered surface 22
It is flowed into oil-recovery tank 17 convenient for lubricating oil.Flange connector 20 and annular hook 21 shelter from hook formula disc 14 and end cap 13 it
Between gap, prevent lubricating oil from oozing out from gap between the two.
The interior seal assembly 12 includes inner cover 27, sealing cover 28, and inner cover 27 includes the outside link plate 29 of annular, outer connection
Plate 29 is fixed on oil pocket shell 5, and 29 inner end of outside link plate is equipped with the oil groove protrusion 30 of annular, oil groove close to the side of oil pocket 8
Raised 30 internal diameters are identical as 29 internal diameter of outside link plate, and the oil groove protrusion 30 is equipped with the oil groove 31 of annular, the sealing cover 28
Including inner ring sleeve 32,32 outer end of inner ring sleeve is equipped with close to the side of oil pocket 8 and hooks protrusion 33, hooks raised 33 outer ends close to outside link plate
29 side is equipped with the sealing that cross section is hook-shaped annular and hooks 34, and the hook end that sealing hooks 34 is extend into oil groove 31.Inner cover 27
The lubricating oil on top enters directly into oil groove 31 along inner cover 27, and the oil droplet on 5 top of oil pocket shell falls on sealing and hooks on 34, so
It hooks 34 along sealing afterwards to enter in oil groove 31, sealing hooks 34 hook arrangement and is just buckled in oil groove 31, such lubricating oil
It along oil groove protrusion 30 and the gap between protrusion 33 will not be hooked is seeped into the outside of oil pocket shell 5, cause oil leakage phenomenon.
Dust-proof 15 inner end of labyrinth lid is equipped with the internal projection 23 extended to 8 direction of oil pocket, internal projection 23 close to the side of oil pocket 8
13 inside of end cap is inserted into inner sleeve 18 and they contact with each other, end cap 13 is equipped with outer lug 24 away from the side of oil pocket 8,
The link slot 25 of annular is equipped in outer lug 24, dust-proof labyrinth lid 15, which is equipped with, cooperates fixed flange 26 with link slot 25, and fixation is convex
Edge 26 is extend into link slot 25.
There are gap between the outer lug 24 and internal projection 23, the first oil sealing 35 is equipped in gap.First oil sealing 35 is set
It sets in the side of end cap 13, and between end cap 13, internal projection 23 and outer lug 24,13 edge of end cap can be increased in this way
The radial size of rotation axis 4, and then the oil level of lubricating oil in oil pocket 8 can be improved, it improves to axial lubricant effect, can also have
Imitate pre- oil-leakage-prevention.
23 inner end of internal projection is equipped with the first annular groove close to the side of inner sleeve 18, and 18 inner end of inner sleeve is close to internal projection 23
Side is equipped with the second annular groove, and the first annular groove and the connection of the second annular groove constitute seal groove, be equipped with sealing ring 36 in seal groove.Sealing ring
36 prevent lubricating oil from oozing out along rotation axis 4.
Raised 33 inner ends of the hook are equipped with oil seal groove close to the side of oil pocket 8, are equipped with the second oil sealing 37 in oil seal groove.Second
Oil sealing 37 is arranged in the seal groove hooked in protrusion 33, and adopting the structure can be smaller by the design of the outer diameter of sealing cover 28, into
And the oil level in oil pocket 8 can be improved, the lubrication to bearing 6 is improved, while oil leak can be effectively prevented.Because of inner sleeve 18
The inside of oil pocket shell 5 is set with sealing cover 28, convenient for being installed with middle casing 3, while can also prevent dust into
Enter into oil pocket 8, does not need to carry out again corresponding dust-proof.
The utility model can be fixedly mounted below oscillating screen plate by pedestal 1, and rotation axis 4 is longer than the width of sieve plate
Degree, middle casing 3 are mounted on the lower part of sieve plate.When installing an exciting component 2 on pedestal 1, sieve plate can be with the exciting at this time
Device does circle vibration movement；When installing two exciting components 2 on pedestal 1, sieve plate can do approximate straight line motion with the vibration excitor, improve
Oscillation Amplitude improves sieve plate to the vibrating effect of material.Because vibration excitor is fixed on the lower part in sieve plate face, 4 length of rotation axis compared with
Greatly, it if not dividing housing 135 into two oil pocket shells 5 and a middle casing 3, and if being made into a shell, improves
The manufacturing cost of shell.If when simultaneously to bearing 6 using oil lubrication, using an oil pocket 8, when installing and using,
The deflection of 4 very little of rotation axis is possible to cause being unevenly distributed for lubricating oil in oil pocket 8, so that the bearing 6 of 4 one end of rotation axis moistens
It is sliding less than and the other end will cause oil leak.
The beneficial effects of the utility model are: when the vibration excitor is mounted on oscillating screen plate, it is low to installation accuracy requirement, make
Obtain easy for installation simple, reduction installation cost；Sealing effect is good, it is ensured that has higher oil level without will cause leakage in oil pocket
Oil；Increase, which is got rid of, can achieve higher oil level in oily component and oil pocket, effectively improve the lubricant effect to bearing, improve this
The service life of vibration excitor.
Embodiment described above is not defined the scope of the utility model, is not departing from the utility model design
Under the premise of design, the various changes and improvements that technical staff described in this field makes the technical solution of the utility model,
It should be included in the protection scope of claims determination of the utility model.
Claims (8)
1. a kind of vibration excitor for high-amplitude screen, Complex-frequency screen, including pedestal (1), pedestal are fixedly installed with one or two on (1)
A exciting component (2), exciting component (2) include the middle casing (3) being mounted on pedestal (1), rotation axis (4), and feature exists
In the two sides of middle casing (3) are fixedly connected to oil pocket shell (5), and rotation axis (4) passes through middle casing (3) and described in two
Oil pocket shell (5) in, oil pocket shell (5) by bearing (6) by rotation axis (4) installation oil pocket shell (5) in, rotation axis (4)
Respective side oil pocket shell (5) are stretched out at both ends and the both ends of rotation axis (4) are mounted on eccentric block (7), the oil pocket shell (5)
It is equipped between rotation axis (4) and bearing (6) is sealed in the seal assembly in oil pocket shell (5), oil pocket shell (5), sealing group
Part and rotation axis (4) cooperatively form the oil pocket (8) of sealing, and oil pocket (8) is provided with the lubricating oil being lubricated to bearing (6).
2. a kind of vibration excitor for high-amplitude screen, Complex-frequency screen according to claim 1, which is characterized in that two oil pockets
Have the oily component that gets rid of being mounted on rotation axis (4) in shell (5), it is described get rid of oily component and get rid of lubricating oil to it correspond to oil pocket shell
It is lubricated on bearing (6) in body (5) and to the bearing (6).
3. a kind of vibration excitor for high-amplitude screen, Complex-frequency screen according to claim 2, which is characterized in that described to get rid of oily group
Part includes fixing sleeve (9), and fixing sleeve (9) external circumferential, which is uniformly fixed with, multiple gets rid of oily blade (10).
4. a kind of vibration excitor for high-amplitude screen, Complex-frequency screen according to claim 1, which is characterized in that the sealing group
Part includes exterior seal assembly (11) and interior seal assembly (12), and exterior seal assembly (11) setting is in the oil pocket shell for having oil pocket (8)
The side of body (5), interior seal assembly (12) are arranged in oil pocket shell (5) other side, and the exterior seal assembly (11) includes and oil
End cap (13) that cavity shell (5) end is fixedly connected hooks formula disc (14), dust-proof labyrinth lid (15)；End cap (13) inner end is leaned on
The internal side of nearly oil pocket shell (5) is equipped with oil groove bulge loop (16), and the oil-recovery tank (17) of annular is equipped on the outside of oil groove bulge loop (16),
Oil groove bulge loop (16) is extend into oil pocket (8)；The hook formula disc (14) is located at end cap (13) close to the one of oil pocket (8) inside
Side；Hook formula disc (14) includes inner sleeve (18), and inner sleeve (18) is equipped with the connecting plate of annular outside the side of oil pocket (8)
(19), connecting plate (19) outer edge is equipped with the flange connector (20) for outward and deviating from oil pocket (8) inclined annular, flange connector
(20) outer edge is equipped with the annular hook (21) that cross section is hook, and the lateral surface of annular hook (21) is inwardly to away from oil pocket
(8) the inclined tapered surface in direction (22), the hook end of annular hook (21) are extend into oil-recovery tank (17)；Dust-proof labyrinth lid (15) position
In the side of end cap (13) far from oil pocket (8)；Dust-proof labyrinth lid (15) and hook formula disc (14) cover on rotation axis (4) and with
Rotary seal rotation connection；
The interior seal assembly (12) includes inner cover (27), sealing cover (28), and inner cover (27) includes the outside link plate (29) of annular,
Outside link plate (29) is fixed on oil pocket shell (5), and outside link plate (29) inner end is equipped with the oil of annular close to the side of oil pocket (8)
Geosynclinal convex plays (30), and oil groove protrusion (30) internal diameter is identical as outside link plate (29) internal diameter, and the oil groove raised (30) is equipped with annular
Oil groove (31), the sealing cover (28) includes inner ring sleeve (32), and inner ring sleeve (32) outer end is equipped with close to the side of oil pocket (8) and hooks
Raised (33) hook raised (33) outer end and hook close to the side of outside link plate (29) equipped with the sealing that cross section is hook-shaped annular
(34), the hook end that sealing hooks (34) is extend into oil groove (31).
5. a kind of vibration excitor for high-amplitude screen, Complex-frequency screen according to claim 4, which is characterized in that the dust-proof fan
Lid (15) inner end in palace is equipped with the internal projection (23) that extends to oil pocket (8) direction close to the side of oil pocket (8), internal projection (23) and interior
Set (18) is inserted on the inside of end cap (13) and they contact with each other, and end cap (13) is equipped with outer lug away from the side of oil pocket (8)
(24), the link slot (25) of annular is equipped in outer lug (24), dust-proof labyrinth lid (15) is equipped with to cooperate with link slot (25) and fix
Flange (26), fixed flange (26) are extend into link slot (25).
6. a kind of vibration excitor for high-amplitude screen, Complex-frequency screen according to claim 5, which is characterized in that the outer lug
(24) between internal projection (23) there are gap, the first oil sealing (35) are equipped in gap.
7. a kind of vibration excitor for high-amplitude screen, Complex-frequency screen according to claim 5 or 6, which is characterized in that in described
Raised (23) inner end is equipped with the first annular groove close to the side of inner sleeve (18), and inner sleeve (18) inner end is set close to the side of internal projection (23)
There is the second annular groove, the first annular groove and the connection of the second annular groove constitute seal groove, be equipped with sealing ring (36) in seal groove.
8. a kind of vibration excitor for high-amplitude screen, Complex-frequency screen according to claim 4, which is characterized in that the hook protrusion
(33) inner end is equipped with oil seal groove close to the side of oil pocket (8), is equipped with the second oil sealing (37) in oil seal groove.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201821433329.7U CN209034851U (en) | 2018-09-03 | 2018-09-03 | A kind of vibration excitor for high-amplitude screen, Complex-frequency screen |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201821433329.7U CN209034851U (en) | 2018-09-03 | 2018-09-03 | A kind of vibration excitor for high-amplitude screen, Complex-frequency screen |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN209034851U true CN209034851U (en) | 2019-06-28 |
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ID=67032067
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201821433329.7U Active CN209034851U (en) | 2018-09-03 | 2018-09-03 | A kind of vibration excitor for high-amplitude screen, Complex-frequency screen |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109351611A (en) * | 2018-09-03 | 2019-02-19 | 河南通泰机械有限公司 | A kind of vibration excitor for high-amplitude screen, Complex-frequency screen |
-
2018
- 2018-09-03 CN CN201821433329.7U patent/CN209034851U/en active Active
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109351611A (en) * | 2018-09-03 | 2019-02-19 | 河南通泰机械有限公司 | A kind of vibration excitor for high-amplitude screen, Complex-frequency screen |
| CN109351611B (en) * | 2018-09-03 | 2024-03-26 | 河南通泰机械有限公司 | Vibration exciter for high-amplitude sieve and complex-frequency sieve |
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