CN107617551A - Eccentric block structure and vibrator - Google Patents
Eccentric block structure and vibrator Download PDFInfo
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- CN107617551A CN107617551A CN201711084131.2A CN201711084131A CN107617551A CN 107617551 A CN107617551 A CN 107617551A CN 201711084131 A CN201711084131 A CN 201711084131A CN 107617551 A CN107617551 A CN 107617551A
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- eccentric block
- balancing weight
- block structure
- mounting hole
- support bar
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Abstract
The present invention relates to a kind of eccentric block structure and vibrator, wherein eccentric block structure includes eccentric block body (1), balancing weight (2) and adjusting part, balancing weight (2) is movably installed on eccentric block body (1) by adjusting part, to realize the step-less adjustment to the distance between the pivot of balancing weight (2) and eccentric block structure by adjusting part.Balancing weight is movably installed on eccentric block body by adjusting part in the present invention, by carrying out mechanical operation to adjusting part, the step-less adjustment to the distance between balancing weight and pivot can be realized, and then realize the step-less adjustment of the eccentric moment formed to eccentric block structure, effectively improve the degree of accuracy of regulation, and the regulation of eccentric moment is realized by adjusting the distance between pivot of balancing weight and eccentric block structure, the weight of eccentric block structure need not be changed, therefore eccentric block body or increase and decrease balancing weight need not be changed, reduce the wasting of resources.
Description
Technical field
The present invention relates to vibrator technical field, more particularly to a kind of eccentric block structure and vibrator.
Background technology
Vibrator is attached in some equipment to produce the device of exciting force, is the important component of mechanical oscillation.Swash
The device that shakes is alternatively arranged as driver unit composition vibrating machine, to realize the conveying of material or object, screening, closely knit, shaping and soil
Earth sandstone such as makes firm by ramming at the work.Existing machinery formula vibrator is usually that setting-up eccentricity block forms exciting respectively at the both ends of rotating shaft
Source, also have plenty of by the use of the eccentric shaft rotated and be used as exciting source.During equipment use, to meet different duty requirements, swash
The device that shakes is generally configured with the function of adjustable exciting force size.
The regulation of exciting force is realized generally by way of the eccentric mass or eccentric moment that change eccentric block.At present,
The mode of existing eccentric block type vibrator regulation exciting force mainly has two kinds：First, using replacing and eccentric block-shaped identical
The method of secondary eccentric block, because the thickness or material of secondary eccentric block have differences, eccentric mass is also just different, causes caused sharp
Power of shaking changes；Second, the regulation to exciting force is realized using the method for increase and decrease counterweight pin, when needing to increase exciting force,
Increase the quantity of counterweight pin, when needing to reduce exciting force, reduce counterweight pin quantity.
But both the above regulative mode has the following disadvantages：
1st, need making and preserve the secondary eccentric block or balancing weight of plurality of specifications, utilization rate is not high, causes the wasting of resources；
When the 2nd, by changing secondary eccentric block or increasing and decreasing the method for balancing weight to adjust exciting force, due to secondary eccentric block or counterweight
The specification of block is different, quality, therefore can cause the size of exciting force can not be continuous, and accommodation accuracy is not high.
It should be noted that the information for being disclosed in background of invention part is merely intended to totality of the increase to the present invention
The understanding of background, and be not construed as recognizing or imply the information structure in any form by those skilled in the art public affairs
The prior art known.
The content of the invention
The purpose of the present invention is to propose to a kind of eccentric block structure and vibrator, to solve the exciting of vibrator in the prior art
The problem of power can not continuously adjust.
To achieve the above object, the invention provides a kind of eccentric block structure, including eccentric block body, balancing weight and regulation
Component, balancing weight are movably installed on eccentric block body by adjusting part, to be realized by adjusting part to balancing weight
The step-less adjustment of the distance between the pivot of eccentric block structure.
Further, adjusting part includes support bar, and balancing weight is arranged on support bar, and balancing weight can be relative to branch
Strut moves, to realize the regulation to the distance between the pivot of balancing weight and eccentric block structure.
Further, support bar is provided with external screw thread, and adjusting part also includes keeper, and balancing weight is located on support bar,
And balancing weight is positioned by keeper and externally threaded cooperation.
Further, keeper includes the first location nut group and the second location nut group, the first location nut group and
Two location nut groups are separately positioned on the both sides of balancing weight, spacing to be carried out to balancing weight.
Further, the first location nut group and/or the second location nut group include two nuts, and the rotation of two nuts
To opposite.
Further, eccentric block body is provided with first boss and second boss, and first boss is provided with the first mounting hole,
Second boss is provided with the second mounting hole, and support bar is arranged on eccentric block body by the first mounting hole and the second mounting hole.
Further, eccentric block body is provided with groove and the mounting hole connected with groove, and support bar passes through mounting hole simultaneously
It is arranged in groove.
Further, balancing weight is bonded to each other with eccentric block body.
Further, the axis of the axis of the first mounting hole and the second mounting hole overlap, and the axis of the first mounting hole and
The axis of second mounting hole intersects with the rotation centerline of eccentric block structure.
Further, adjusting part also includes the 3rd location nut, and the 3rd location nut is arranged on first boss and/or
The side of two boss, to fix support bar.
To achieve the above object, present invention also offers a kind of vibrator, including above-mentioned eccentric block structure.
Further, vibrator includes rotating shaft, and rotating shaft and the eccentric block body in eccentric block structure are detachably connected, or
Person's rotating shaft is integrally formed with the eccentric block body in eccentric block structure.
Based on above-mentioned technical proposal, the embodiment of the present invention is provided with adjusting part, balancing weight by adjusting part movably
On eccentric block body, by carrying out mechanical operation to adjusting part, it is possible to achieve to balancing weight and eccentric agllutination
The step-less adjustment of the distance between the pivot of structure, and then realize the stepless-adjustment of the eccentric moment formed to eccentric block structure
Section, effectively improves the degree of accuracy of regulation, and the regulation of eccentric moment is the rotation by adjusting balancing weight and eccentric block structure
Realize at the distance between center, it is not necessary to change the weight of eccentric block structure, therefore need not change eccentric block body or
Increase and decrease balancing weight, reduce the wasting of resources.
Brief description of the drawings
Accompanying drawing described herein is used for providing a further understanding of the present invention, forms the part of the application, this hair
Bright schematic description and description is used to explain the present invention, does not form inappropriate limitation of the present invention.In the accompanying drawings：
Fig. 1 is the top view of eccentric block structure one embodiment of the present invention.
Fig. 2 is the Section A-A figure of eccentric block structure in Fig. 1 embodiments.
Fig. 3 is the stereogram of eccentric block body in eccentric block structure one embodiment of the present invention.
In figure：
1st, eccentric block body；2nd, balancing weight；3rd, first boss；4th, second boss；5th, support bar；6th, the first location nut
Group；7th, the second location nut group；8th, the 3rd location nut；9th, connecting hole；31st, the first mounting hole；41st, the second mounting hole.
Embodiment
Below in conjunction with the accompanying drawing in the embodiment of the present invention, the technical scheme in embodiment is clearly and completely retouched
State.Obviously, described embodiment is only the part of the embodiment of the present invention, rather than whole embodiments.Based on this hair
Bright embodiment, the every other implementation that those of ordinary skill in the art are obtained under the premise of creative work is not made
Example, belongs to the scope of protection of the invention.
In the description of the invention, it is to be understood that term " " center ", " transverse direction ", " longitudinal direction ", "front", "rear",
The orientation or position relationship of the instruction such as "left", "right", " on ", " under ", " vertical ", " level ", " top ", " bottom ", " interior ", " outer " are
Based on orientation shown in the drawings or position relationship, it is for only for ease of the description present invention and simplifies description, rather than instruction or dark
Show that the device of meaning or element there must be specific orientation, with specific azimuth configuration and operation, thus it is it is not intended that right
The limitation of the scope of the present invention.
As depicted in figs. 1 and 2, in an illustrative examples of eccentric block structure provided by the present invention, the bias
Block structure includes eccentric block body 1, balancing weight 2 and adjusting part, and balancing weight 2 is movably installed at bias by adjusting part
On block body 1, to realize the stepless-adjustment to the distance between the pivot of balancing weight 2 and eccentric block structure by adjusting part
Section.
By setting adjusting part, balancing weight 2 is movably installed on eccentric block body 1 by adjusting part, passed through
Mechanical operation is carried out to adjusting part, it is possible to achieve to the distance between pivot of balancing weight 2 and eccentric block structure
Step-less adjustment, and then realize the step-less adjustment of eccentric moment formed to eccentric block structure, effectively improve the accurate of regulation
Degree, and the regulation of eccentric moment is realized by adjusting the distance between pivot of balancing weight and eccentric block structure
, it is not necessary to change the weight of eccentric block structure, therefore eccentric block body or increase and decrease balancing weight need not be changed, reduce resource wave
Take.
Adjusting part uses mechanical regulative mode, and for electronic or fluid pressure type regulative mode, structure is more
Add simple, it is not necessary to electronic or hydraulic test is specially set up, advantageously reduces production and manufacturing cost, and not by electric power or liquid
The influence on pressure pipe road, reliability is higher, and the scope of application is wider.
Alternatively, adjusting part includes support bar 5, and balancing weight 2 is arranged on support bar 5, and balancing weight 2 can be relative to
Support bar 5 moves, to realize the regulation to the distance between the pivot of balancing weight 2 and eccentric block structure.By setting branch
Strut 5, can more easily realize the movement of balancing weight 2, so adjust balancing weight 2 and eccentric block structure pivot it
Between distance.
Certainly, in other embodiments, adjusting part can also use other structures, infinitely be adjusted as long as can realize
The purpose of balancing weight 2 and the distance between the pivot of eccentric block structure.
Further, support bar 5 is provided with external screw thread, and adjusting part also includes keeper, and balancing weight 2 is located in support bar 5
On, and balancing weight 2 is positioned by keeper and externally threaded cooperation.Internal thread can be set on keeper, by fixed
The cooperation between external screw thread on the part of position on internal thread and support bar 5, can be locked, Er Qietong to the position of balancing weight 2
Cross screw thread and coordinate the adjustment that can also conveniently realize the position to balancing weight 2, operate fairly simple.
Alternatively, keeper includes the first location nut group 6 and the second location nut group 7, the first location nut group 6 and
Two location nut groups 7 are separately positioned on the both sides of balancing weight 2, spacing to be carried out to balancing weight 2.Distinguish in the both sides of balancing weight 2
One group of location nut is set, the position-limiting action to balancing weight 2 can be strengthened, prevents balancing weight 2 from being moved due to unexpected situation
It is dynamic.
Preferably, the first location nut group 6 and/or the second location nut group 7 include two nuts, and the rotation of two nuts
To opposite.So setting can realize that preferably locking acts on, and effectively prevent nut loosening.
In addition to realizing the movement of balancing weight 2 above by the locked position of adjusting nut, eccentric block structure may be used also
So that including drive mechanism, the drive mechanism is used to drive balancing weight 2 to move relative to the pivot of eccentric block structure, with regulation
The distance between pivot of balancing weight 2 and eccentric block structure.Wherein, drive mechanism can be oil cylinder, cylinder or motor etc..
As shown in figure 3, for convenience of the installation of support bar 5, eccentric block body 1 is provided with first boss 3 and second boss 4,
First boss 3 is provided with the first mounting hole 31, and second boss 4 is provided with the second mounting hole 41, and support bar 5 passes through the first mounting hole
31 and second mounting hole 41 be arranged on eccentric block body 1 on., can be to support bar by setting first boss 3 and second boss 4
5 are fixedly supported, convenient installation.
Wherein, first boss 3 and second boss 4 can removably be connected with eccentric block body 1, be fixedly connected or one
It is body formed.
In another embodiment, eccentric block body 1 is provided with groove and the mounting hole connected with groove, and support bar 5 is worn
Cross mounting hole and be arranged in groove.By setting groove, can by support bar 5 be arranged on eccentric block body 1 upper surface with
Under, the balancing weight 2 for preventing support bar 5 and being arranged on support bar 5 interferes with miscellaneous part, is advantageous to protect support bar
5 and balancing weight 2, prevent support bar 5 and balancing weight 2 from sustaining damage.
Alternatively, balancing weight 2 is bonded to each other with eccentric block body 1, so can prevent balancing weight 2 from being sent out in rotation process
Life is rocked, and improves the installation steadiness of balancing weight 2.
Alternatively, the axis of the axis of the first mounting hole 31 and the second mounting hole 41 overlaps, and the axle of the first mounting hole 31
The axis of line and the second mounting hole 41 intersects with the rotation centerline of eccentric block structure.
Specifically, as shown in Fig. 2 the rotation centerline of eccentric block structure be horizontal direction (using direction as shown as reference
Direction), the axis of the first mounting hole 31 and the second mounting hole 41 is vertical direction, the axis of the first mounting hole 31 and the second installation
The axis in hole 41 intersects with the rotation centerline of eccentric block structure, and so setting can cause balancing weight 2 towards eccentric block structure
Pivot movement, to the high sensitivity of eccentric moment regulation, adjustable range is big.
Alternatively, adjusting part can also include the 3rd location nut 8, and the 3rd location nut 8 is arranged on first boss 3
And/or the side of second boss 4, to fix support bar 5.
Specifically, one end of support bar 5 can set nut, after support bar 5 passes through first boss 3, nut limitation branch
Strut 5 is extended further into, and the 3rd location nut 8 is held out against in the side of first boss 3, it is possible to achieve the fixation of support bar 5.
Certainly, the 3rd location nut 8 can also be correspondingly set in the side of second boss 4, further to be fixed to support bar 5, carries
High fixed effect.
In addition to the 3rd location nut 8, internal thread can be set in the first mounting hole 31 and the second mounting hole 41, this is interior
Screw thread cooperates with the external screw thread on support bar 5, can also realize the fixation to support bar 5.
Based on the eccentric block structure in above-mentioned each embodiment, the present invention also proposes a kind of vibrator, and the vibrator includes
Above-mentioned eccentric block structure.
Each embodiment of eccentric block structure provided by the present invention is alternatively applied in single shaft block centering type vibrator,
For example in circular shale shaker, corresponding equipment can be driven to do approximate circular motion.
Further, vibrator can also include rotating shaft, and the eccentric block body 1 in rotating shaft and eccentric block structure is removably
Connection, specifically, eccentric block body 1 is provided with connecting hole 9, can integrally be installed eccentric block structure by the connecting hole 9
In rotating shaft；Or rotating shaft can also be integrally formed with the eccentric block body 1 in eccentric block structure.That is, it is provided by the present invention
Eccentric block structure in each embodiment can also be both connected in rotating shaft, to form rotating shaft as a part for rotating shaft
Eccentric part.
Positive technique effect is equally applicable to vibrator possessed by eccentric block structure in above-mentioned each embodiment, here not
Repeat again.
Vibrator provided by the present invention can apply in various vibrating machines, such as disintegrating machine, screening plant etc..
The concrete structure of one embodiment of 1~3 pair of eccentric block structure and vibrator of the present invention and behaviour below in conjunction with the accompanying drawings
Illustrated as process：
As depicted in figs. 1 and 2, the eccentric block structure mainly includes eccentric block body 1, balancing weight 2, first boss 3, second
Boss 4, support bar 5, the first location nut group 6, the second location nut group 7, the 3rd location nut 8 and connecting hole 9.
Eccentric block body 1 is sector structure, because the rotational trajectory of eccentric block structure at work is circle, therefore will be inclined
Heart block body 1 is arranged to sector structure, in the case where obtaining identical exciting force, can reduce the appearance and size of equipment.
The arc angle of eccentric block body 1 is less than 180 °, is about 90 ° in figure to save material.The circle centre position of eccentric block body 1 opens up
Connecting hole 9, it can be connected with the rotating shaft of vibrator or be connected directly as rotating shaft with transmission system, the center of circle of the connecting hole 9 can
Pivot as eccentric block structure.First boss 3, first boss 3 are being provided with close to eccentric 1 outer peripheral position of block body
In arc-shaped, match with the outward flange shape of eccentric block body 1, and first boss 3 is provided with the first mounting hole 31；By
The position of connecting hole 9 is provided with second boss 4 on nearly eccentric block body 1, and second boss 4 is also in arc-shaped, the edge with connecting hole 9
Formation matches, and the second mounting hole 41 is offered in second boss 4.
The axis of first mounting hole 31 overlaps with the axis of the second mounting hole 41, when the axis and second of the first mounting hole 31
The axis of mounting hole 41 and the center of circle of connecting hole 9 in same plane, the axis of the first mounting hole 31 and the second mounting hole 41
Axis passes through the center of circle of connecting hole 9；When the center of circle of the axis of the first mounting hole 31 and the axis of the second mounting hole 41 and connecting hole 9
Not in same plane, the axis of the first mounting hole 31 intersects with the center line of the axis and connecting hole 9 of the second mounting hole 41.
2 curved list structure of balancing weight, alternatively its arc angle be less than the arc angle of eccentric block body 1, in figure
About 30 °, the shape and angle of certain balancing weight 2 are not restricted to this.Circle is offered on the side arc surface of balancing weight 2
Through hole, the axis of the manhole is parallel with the circular arc angular bisector of balancing weight 2, and in a thickness direction, the axle of manhole
Line is on the axis of the first mounting hole 31 in distance and the first boss 3 of the upper surface of eccentric block body 1 and second boss 4 second
The distance of the axis of mounting hole 41 to the upper surface of eccentric block body 1 is equal, and balancing weight 2 is arranged on eccentric block body 1
In plane between one boss 3 and second boss 4, manhole, the first mounting hole 31 and the second mounting hole 41 on balancing weight 2
The axis in these three holes overlaps.
Support bar 5 is through the manhole on the first mounting hole 31 and balancing weight 2 in first boss 3, with second boss 4
On the second mounting hole 41 be together by a threaded connection.It is connected effect for enhancing, the is provided with the inner side of first boss 3
Three location nuts 8.
First location nut group 6 and the second location nut group 7 are respectively positioned at the inner side and outer side of balancing weight 2 (with close to even
The center of circle for connecing hole 9 is interior, and the center of circle away from connecting hole 9 is outer), it is connected by screw thread with support bar 5, it is fixed that balancing weight 2 is played
Position effect.In order to increase reliability of structure, the first location nut group 6 and the second location nut group 7 are at least folded by two nuts
Add composition, it is ensured that after death, the fixation of balancing weight 2 will not loosen nut lock.
Operating method：When need increase exciting force when, unclamp the second location nut group 7, make balancing weight 2 along support bar 5 to
Outside is moved, and after assigned position is reached, is tightened the first location nut group 6, now, because balancing weight 2 is displaced outwardly, is increased
Eccentric throw (the distance between pivot of balancing weight 2 and eccentric block structure), has reached the purpose of increase exciting force；Work as needs
When reducing exciting force, the first location nut group 6 is unclamped, balancing weight 2 is moved inward along support bar 5, when reaching assigned position
Afterwards, the second location nut group 7 is tightened, now, because balancing weight 2 moves inward, eccentric throw is reduced, has reached reduction exciting force
Purpose.
Pass through the explanation to eccentric block structure of the present invention and multiple embodiments of vibrator, it can be seen that eccentric block of the present invention
Structure and vibrator embodiment at least have one or more of advantage：
The 1st, mobilizable balancing weight is installed on eccentric block body, by adjust between balancing weight and pivot away from
From, it is possible to achieve to eccentric moment and the step-less adjustment of exciting force, improve accommodation accuracy；
2nd, using mechanical adjusting method, for electronic or fluid pressure type adjusting method, it is possible to reduce the number of parts
Amount, reduce cost, simplify structure, improve applicability；
3rd, adjusting part uses location nut and support bar, and simple in construction, easy to operate, production cost is low.
Finally it should be noted that：The above embodiments are merely illustrative of the technical scheme of the present invention and are not intended to be limiting thereof；To the greatest extent
The present invention is described in detail with reference to preferred embodiments for pipe, those of ordinary skills in the art should understand that：Still
The embodiment of the present invention can be modified or some technical characteristics are carried out with equivalent substitution, such as changed eccentric
First projection and the second projection and balancing weight, the shape of nut or quantity etc. on block body, without departing from the technology of the present invention
The spirit of scheme, it all should cover among the claimed technical scheme scope of the present invention.
Claims (12)
1. a kind of eccentric block structure, it is characterised in that described to match somebody with somebody including eccentric block body (1), balancing weight (2) and adjusting part
Pouring weight (2) is movably installed on the eccentric block body (1) by the adjusting part, with real by the adjusting part
Now to the step-less adjustment of the distance between the pivot of the balancing weight (2) and the eccentric block structure.
2. eccentric block structure according to claim 1, it is characterised in that the adjusting part includes support bar (5), described
Balancing weight (2) is arranged on the support bar (5), and the balancing weight (2) can be mobile relative to the support bar (5), with
Realize the regulation to the distance between the pivot of the balancing weight (2) and the eccentric block structure.
3. eccentric block structure according to claim 2, it is characterised in that the support bar (5) is provided with external screw thread, the tune
Section component also includes keeper, and the balancing weight (2) is located on the support bar (5), and passes through the keeper and described
Externally threaded cooperation positions to the balancing weight (2).
4. eccentric block structure according to claim 3, it is characterised in that the keeper includes the first location nut group
(6) it is separately positioned on the second location nut group (7), the first location nut group (6) and the second location nut group (7)
The both sides of the balancing weight (2), it is spacing to be carried out to the balancing weight (2).
5. eccentric block structure according to claim 4, it is characterised in that the first location nut group (6) and/or described
Second location nut group (7) includes two nuts, and two nuts is oppositely oriented.
6. eccentric block structure according to claim 2, it is characterised in that it is convex that the eccentric block body (1) is provided with first
Platform (3) and second boss (4), the first boss (3) are provided with the first mounting hole (31), and the second boss (4) is provided with
Second mounting hole (41), the support bar (5) are arranged on by first mounting hole (31) and second mounting hole (41)
On the eccentric block body (1).
7. eccentric block structure according to claim 2, it is characterised in that the eccentric block body (1) be provided with groove and
The mounting hole connected with the groove, the support bar (5) is through the mounting hole and is arranged in the groove.
8. the eccentric block structure according to claim 6 or 7, it is characterised in that the balancing weight (2) and the eccentric block sheet
Body (1) is bonded to each other.
9. eccentric block structure according to claim 6, it is characterised in that the axis of first mounting hole (31) and described
The axis of second mounting hole (41) overlaps, and the axis of the axis of first mounting hole (31) and second mounting hole (41)
Intersect with the rotation centerline of the eccentric block structure.
10. eccentric block structure according to claim 6, it is characterised in that the adjusting part also includes the 3rd positioning spiral shell
Female (8), the 3rd location nut (8) are arranged on the side of the first boss (3) and/or the second boss (4), with solid
The fixed support bar (5).
11. a kind of vibrator, it is characterised in that including the eccentric block structure as described in any one of claim 1~10.
12. vibrator according to claim 11, it is characterised in that the vibrator includes rotating shaft, the rotating shaft and institute
The eccentric block body (1) stated in eccentric block structure is detachably connected, or the rotating shaft with it is inclined in the eccentric block structure
Heart block body (1) is integrally formed.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201711084131.2A CN107617551B (en) | 2017-11-07 | 2017-11-07 | Eccentric block structure and vibration exciter |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201711084131.2A CN107617551B (en) | 2017-11-07 | 2017-11-07 | Eccentric block structure and vibration exciter |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN107617551A true CN107617551A (en) | 2018-01-23 |
| CN107617551B CN107617551B (en) | 2022-12-09 |
Family
ID=61093493
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201711084131.2A Active CN107617551B (en) | 2017-11-07 | 2017-11-07 | Eccentric block structure and vibration exciter |
Country Status (1)
| Country | Link |
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| CN (1) | CN107617551B (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108802807A (en) * | 2018-06-12 | 2018-11-13 | 西南石油大学 | A kind of adjustable small controllable earthquake focus exciting device of exciting force bandwidth |
| CN114146902A (en) * | 2021-11-24 | 2022-03-08 | 南昌矿机集团股份有限公司 | Vibration sieve vibration reduction resonance eccentric block and vibration motor |
Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US3287983A (en) * | 1963-01-25 | 1966-11-29 | Gen Mills Inc | Variable force oscillator |
| CN202621426U (en) * | 2012-04-25 | 2012-12-26 | 山东博润工业技术股份有限公司 | Variable force wheel adjusting device |
| CN203261182U (en) * | 2013-05-16 | 2013-10-30 | 林汉杰 | Eccentric disk type vibration motor |
| CN203695369U (en) * | 2014-01-10 | 2014-07-09 | 赵广洋 | Sliding type eccentric block |
| CN204205816U (en) * | 2014-11-04 | 2015-03-11 | 国家电网公司 | Eccentric block |
| CN207680948U (en) * | 2017-11-07 | 2018-08-03 | 徐工集团工程机械有限公司 | Eccentric block structure and vibrator |
-
2017
- 2017-11-07 CN CN201711084131.2A patent/CN107617551B/en active Active
Patent Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US3287983A (en) * | 1963-01-25 | 1966-11-29 | Gen Mills Inc | Variable force oscillator |
| CN202621426U (en) * | 2012-04-25 | 2012-12-26 | 山东博润工业技术股份有限公司 | Variable force wheel adjusting device |
| CN203261182U (en) * | 2013-05-16 | 2013-10-30 | 林汉杰 | Eccentric disk type vibration motor |
| CN203695369U (en) * | 2014-01-10 | 2014-07-09 | 赵广洋 | Sliding type eccentric block |
| CN204205816U (en) * | 2014-11-04 | 2015-03-11 | 国家电网公司 | Eccentric block |
| CN207680948U (en) * | 2017-11-07 | 2018-08-03 | 徐工集团工程机械有限公司 | Eccentric block structure and vibrator |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108802807A (en) * | 2018-06-12 | 2018-11-13 | 西南石油大学 | A kind of adjustable small controllable earthquake focus exciting device of exciting force bandwidth |
| CN108802807B (en) * | 2018-06-12 | 2021-03-30 | 西南石油大学 | Small controllable seismic source excitation device with adjustable excitation force frequency width |
| CN114146902A (en) * | 2021-11-24 | 2022-03-08 | 南昌矿机集团股份有限公司 | Vibration sieve vibration reduction resonance eccentric block and vibration motor |
Also Published As
| Publication number | Publication date |
|---|---|
| CN107617551B (en) | 2022-12-09 |
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