CN105478343A - Shock absorbing device of arc-shaped sieve and arc-shaped sieve comprising shock absorbing device - Google Patents
Shock absorbing device of arc-shaped sieve and arc-shaped sieve comprising shock absorbing device Download PDFInfo
- Publication number
- CN105478343A CN105478343A CN201610059861.6A CN201610059861A CN105478343A CN 105478343 A CN105478343 A CN 105478343A CN 201610059861 A CN201610059861 A CN 201610059861A CN 105478343 A CN105478343 A CN 105478343A
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- CN
- China
- Prior art keywords
- spring
- damping device
- connector
- damper member
- sieve bend
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
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Classifications
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B07—SEPARATING SOLIDS FROM SOLIDS; SORTING
- B07B—SEPARATING SOLIDS FROM SOLIDS BY SIEVING, SCREENING, SIFTING OR BY USING GAS CURRENTS; SEPARATING BY OTHER DRY METHODS APPLICABLE TO BULK MATERIAL, e.g. LOOSE ARTICLES FIT TO BE HANDLED LIKE BULK MATERIAL
- B07B1/00—Sieving, screening, sifting, or sorting solid materials using networks, gratings, grids, or the like
- B07B1/28—Moving screens not otherwise provided for, e.g. swinging, reciprocating, rocking, tilting or wobbling screens
- B07B1/288—Tumbling screens
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B07—SEPARATING SOLIDS FROM SOLIDS; SORTING
- B07B—SEPARATING SOLIDS FROM SOLIDS BY SIEVING, SCREENING, SIFTING OR BY USING GAS CURRENTS; SEPARATING BY OTHER DRY METHODS APPLICABLE TO BULK MATERIAL, e.g. LOOSE ARTICLES FIT TO BE HANDLED LIKE BULK MATERIAL
- B07B1/00—Sieving, screening, sifting, or sorting solid materials using networks, gratings, grids, or the like
- B07B1/42—Drive mechanisms, regulating or controlling devices, or balancing devices, specially adapted for screens
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- Vibration Dampers (AREA)
Abstract
The invention discloses a shock absorbing device of an arc-shaped sieve and the arc-shaped sieve comprising the shock absorbing device. The shock absorbing device comprises a connecting shaft, a shock absorbing assembly, an upper spring connecting piece, a lower spring connecting piece and a buffer assembly, wherein the shock absorbing assembly is arranged between the upper spring connecting piece and the lower spring connecting piece, the buffer assembly is arranged below the lower spring connecting piece, and the connecting shaft penetrates through the upper spring connecting piece, the shock absorbing assembly, the lower spring connecting piece and the buffer assembly sequentially and then is fastened. The shock absorbing device of the arc-shaped sieve and the arc-shaped sieve comprising the shock absorbing device are simple in structure, high in stability, low in fault rate, long in service life and very high in practicability.
Description
Technical field
The present invention relates to damping device field, particularly a kind of damping device of sieve bend and the sieve bend containing this damping device.
Background technology
Vibration sieve arc reversal is mainly used in the operation such as dehydration, desliming, removal of impurities of the rear product of wet coal preparation factory choosing, and because vibrating motor drives the vibration of screen frame, what enable material continuous uniform passes through compass screen surface.Current Vibration sieve arc reversal generally adopts the method for installing a damping spring immediately below screen frame, and on the one hand, the method damping is uneven; On the other hand, for large gauge sieve bend, reach damping effect, the size of damping spring will be very large, not only increases manufacturing cost, and add installation difficulty to a great extent.
Summary of the invention
For above-mentioned technical problem, the invention provides that a kind of structure is simple, safe and reliable, the damping device that can realize Vibration sieve arc reversal screen frame sieve bend of uniform damping in vibration processes and the sieve bend containing this damping device.
For solving the problems of the technologies described above, the technical solution used in the present invention is: the damping device providing a kind of sieve bend, comprise connecting axle, dampening assembly, spring upper connector, connector and Buffer Unit under spring, described spring upper connector is arranged on the top of connector under described spring, described dampening assembly to be arranged under described spring upper connector and described spring between connector, described Buffer Unit is arranged on the below of connector under described spring, described connecting axle is from top to bottom successively through described spring upper connector, described dampening assembly, fastening after connector and described Buffer Unit under described spring.
The present invention is owing to adopting above technical scheme, its technique effect reached is: the damping device of sieve bend provided by the invention and the sieve bend containing this damping device, by connecting axle by dampening assembly, spring upper connector, under spring connector and Buffer Unit fastening as a whole, be that sieve bend carries out one-level damping by damping device, be that sieve bend carries out level 2 buffering by buffer unit, well achieve the shock-absorbing operation to sieve bend, sieve bend containing above-mentioned damping device, there is the common damping of multiple damping device, damping effect is obvious, and damping device and simple containing the sieve bend structure of this damping device, stability is strong, failure rate is low, long service life, there is very high practicality.
More preferably, in technique scheme, described dampening assembly comprises spring upper press cover, elastomeric damper member and spring downward lid, the middle part of described spring upper press cover and described spring downward lid is provided with the installing hole passed for described connecting axle, be provided with the cavity passed for described connecting axle in the middle part of described elastomeric damper member, described spring upper press cover and described spring downward cover buckle are contained in the two ends up and down of described elastomeric damper member.
The beneficial effect of above-mentioned further scheme is adopted to be: spring upper press cover, elastomeric damper member and spring downward lid form dampening assembly jointly, by spring upper press cover and spring downward lid, elastomeric damper member is fastened on centre, better for elastomeric damper member provides supporting, the effect of elastomeric damper member damping can be ensure that.Further, spring upper press cover and spring downward lid are made up of hard material, avoid spring upper press cover and spring downward lid generation deformation in the process of rocking, can not provide better supporting role, ensure that the stability that damping device runs for elastomeric damper member.
More preferably, in technique scheme, described spring upper press cover is identical with described spring downward lid structure, the bottom of described spring upper press cover and the top of described spring downward lid are provided with annular boss, described annular boss is arranged in the cavity of described elastomeric damper member, and the inwall close contact of the outer wall of described annular boss and described elastomeric damper member.
The beneficial effect of above-mentioned further scheme is adopted to be: when spring upper press cover, spring downward lid and elastomeric damper member are installed together, the outer wall of the ring-type bulge loop that spring upper press cover and spring downward cover and the inwall close contact of elastomeric damper member, can better for elastomeric damper member provides a supporting role, also improve the structural strength of damping device to a certain extent, ensure that the effect of damping and the stability of operation.
More preferably, in technique scheme, the cross section of described elastomeric damper member is circular, and the wall thickness in the middle part of described elastomeric damper member is greater than the wall thickness at the upper and lower two ends of described elastomeric damper member.
The beneficial effect of above-mentioned further scheme is adopted to be: the wall thickness in the middle part of elastomeric damper member is greater than the wall thickness at two ends, make elastomeric damper member when being extruded or compress, more powerful restoring force and support force can be provided, make the damping effect of damping device stronger, also more stable.
More preferably, in technique scheme, described Buffer Unit comprises buffing pad, buffer spring eases up stamping cover, the bottom close contact of connector under the top of described buffing pad and spring, the bottom of described buffing pad is provided with the column mounting groove for installing described buffer spring, described buffer spring is arranged in the column mounting groove of described buffing pad, described buffering gland is arranged on the bottom of described buffer spring, and described buffing pad, described buffer spring and described buffering gland are fastening by described connecting axle.
The beneficial effect of above-mentioned further scheme is adopted to be: to be eased up the dampening assembly that stamping cover forms by buffing pad, buffer spring, further enhance the damping effect of damping device, the aging of elastomeric damper member can also be alleviated simultaneously, extend the service life of damping device.
More preferably, in technique scheme, the top of described buffing pad is provided with red seat positioning boss, the inwall close contact of installing hole on connector under the outer wall of described red seat positioning boss and described spring.
The beneficial effect of above-mentioned further scheme is adopted to be: the setting of buffing pad rush-up seat positioning boss, good positioning action can be played for buffing pad, avoid the skew of buffing pad position in running to produce adverse influence to damping device operation stability and damping effect.
More preferably, in technique scheme, described buffer spring is cylindrical hollow structure, and the external diameter of described buffer spring is less than or equal to the internal diameter of described column mounting groove.
The beneficial effect of above-mentioned further scheme is adopted to be: the external diameter of buffer spring is less than or equal to the internal diameter of column mounting groove, what make that buffer spring can be stable is arranged in column mounting groove, and can not shake in column mounting groove, improve the buffering effect of Buffer Unit.
More preferably, in technique scheme, the top of described buffering gland is provided with gland positioning boss, and the external diameter of described gland positioning boss is less than or equal to the internal diameter of described buffer spring, the outer wall of described gland positioning boss and the inwall close contact of described buffer spring.
The beneficial effect of above-mentioned further scheme is adopted to be: the setting of the gland positioning boss on buffering gland can better avoid rocking of buffer spring, improve the effect of Buffer Unit buffering, the external diameter of gland positioning boss is less than or equal to the internal diameter of buffer spring, also make gland positioning boss to be better installed in buffer spring, improve the buffering effect of Buffer Unit further.
Additionally provide a kind of sieve bend, comprise frame sieve, pivot general assembly and above-mentioned damping device, described frame sieve is arranged on the spring upper connector of described damping device, and under the spring of described damping device, connector is arranged in described pivot general assembly.
More preferably, in technique scheme, described damping device is multiple, and multiple described damping device is divided into two groups, evenly arranges with the described damping device in group, and the described damping device in different groups is symmetrical arranged mutually.
The beneficial effect of above-mentioned further scheme is adopted to be: multiple damping device is divided into 2 groups, evenly arrange with the damping device in group, damping device in different group is symmetrical arranged, the effect of damping better can be played to the vibration of frame sieve, and cushioning effect area is large, damping even, and further, damping device can according to sieve bend specification size, the number of suitable symmetry increase and decrease damping device, the scope of application is wider.
Accompanying drawing explanation
Below in conjunction with accompanying drawing, the invention will be further described:
Fig. 1 is the schematic diagram of the damping device of sieve bend provided by the invention;
Fig. 2 is the schematic diagram comprising the sieve bend of the damping device of sieve bend provided by the invention;
Fig. 3 is the sectional view in A face in Fig. 2.
Detailed description of the invention
Embodiment one:
As shown in Figure 1, the damping device 100 of sieve bend provided by the invention, comprise connecting axle 110, dampening assembly 140, spring upper connector 120, connector 130 and Buffer Unit 150 under spring, described spring upper connector 120 is arranged on the top of connector 130 under described spring, described dampening assembly 140 to be arranged under described spring upper connector 120 and described spring between connector 130, described Buffer Unit 150 is arranged on the below of connector 130 under described spring, described connecting axle 110 is from top to bottom successively through described spring upper connector 120, described dampening assembly 140, fastening after connector 130 and described Buffer Unit 150 under described spring.
As a kind of embodiment, described dampening assembly 140 comprises spring upper press cover 142, elastomeric damper member 146 and spring downward lid 144, the middle part of described spring upper press cover 142 and described spring downward lid 144 is provided with the installing hole passed for described connecting axle 110, be provided with the cavity passed for described connecting axle 110 in the middle part of described elastomeric damper member 146, described spring upper press cover 142 and described spring downward lid 144 spiral-lock are at the two ends up and down of described elastomeric damper member 146.Spring upper press cover 142, elastomeric damper member 146 and spring downward lid 144 be composition dampening assembly 140 jointly, by spring upper press cover 142 and spring downward lid 144, elastomeric damper member 146 is fastened on centre, better for elastomeric damper member 146 provides supporting, the effect of elastomeric damper member 146 damping can be ensure that.Further, spring upper press cover 142 and spring downward lid 144 are made up of hard material, avoid spring upper press cover 142 and spring downward lid 144 in the process of rocking that deformation occurs, better supporting role can not be provided for elastomeric damper member 146, ensure that the stability that damping device 100 runs.
As a kind of embodiment, described spring upper press cover 142 is identical with described spring downward lid 144 structure, the bottom of described spring upper press cover 142 and the top of described spring downward lid 144 are provided with annular boss, described annular boss is arranged in the cavity of described elastomeric damper member 146, and the inwall close contact of the outer wall of described annular boss and described elastomeric damper member 146.When spring upper press cover 142, spring downward lid 144 and elastomeric damper member 146 are installed together, the outer wall of ring-type bulge loop on spring upper press cover 142 and spring downward lid 144 and the inwall close contact of elastomeric damper member 146, can better provide a supporting role for elastomeric damper member 146, also improve the structural strength of damping device 100 to a certain extent, ensure that the effect of damping and the stability of operation.
As a kind of embodiment, the cross section of elastomeric damper member 146 is circular, and the wall thickness in the middle part of elastomeric damper member 146 is greater than the wall thickness at elastomeric damper member about 146 two ends.Wall thickness in the middle part of elastomeric damper member 146 is greater than the wall thickness at two ends, making elastomeric damper member 146 when being extruded or compress, can provide more powerful restoring force and support force, makes the damping effect of damping device 100 stronger, also more stable.
As a kind of embodiment, described Buffer Unit 150 comprises buffing pad 152, buffer spring 154 eases up stamping cover 156, the bottom close contact of connector 130 under the top of described buffing pad 152 and spring, the bottom of described buffing pad 152 is provided with the column mounting groove for installing described buffer spring 154, described buffer spring 154 is arranged in the column mounting groove of described buffing pad 152, described buffering gland 156 is arranged on the bottom of described buffer spring 154, described buffing pad 152, described buffer spring 154 and described buffering gland 156 fastening by described connecting axle 110.To be eased up the dampening assembly 140 that stamping cover 156 forms by buffing pad 152, buffer spring 154, further enhance the damping effect of damping device 100, the aging of elastomeric damper member 146 can also be alleviated simultaneously, extend the service life of damping device 100.
As a kind of embodiment, the top of described buffing pad 152 is provided with red seat positioning boss, the inwall close contact of installing hole on connector 130 under the outer wall of described red seat positioning boss and described spring.Installing hole is herein arranged on through hole connector 130 passed for connecting axle 110 under spring, the setting of buffing pad 152 rush-up seat positioning boss, good positioning action can be played for buffing pad 152, avoid the skew of buffing pad 152 position in running to produce adverse influence to damping device 100 operation stability and damping effect.
As a kind of embodiment, described buffer spring 154 is cylindrical hollow structure, and the external diameter of described buffer spring 154 is less than or equal to the internal diameter of described column mounting groove.The external diameter of buffer spring 154 is less than or equal to the internal diameter of column mounting groove, and what it is such that buffer spring 154 can be stable is arranged in column mounting groove, and can not shake in column mounting groove, improves the buffering effect of Buffer Unit 150.
As a kind of embodiment, the top of described buffering gland 156 is provided with gland positioning boss, the external diameter of described gland positioning boss is less than or equal to the internal diameter of described buffer spring 154, the described outer wall of gland positioning boss and the inwall close contact of described buffer spring 154.The setting of the gland positioning boss on buffering gland 156 can better avoid rocking of buffer spring 154, improve the effect that Buffer Unit 150 cushions, the external diameter of gland positioning boss is less than or equal to the internal diameter of buffer spring 154, also make gland positioning boss can better be installed in buffer spring 154, improve the buffering effect of Buffer Unit 150 further.
Embodiment two:
As shown in Figures 2 and 3, on the basis of embodiment one, additionally provide a kind of sieve bend, comprise frame sieve 210, pivot general assembly 220 and above-mentioned damping device 100, frame sieve 210 is arranged on the spring upper connector 120 of damping device 100, and under the spring of damping device 100, connector 130 is arranged in pivot general assembly 220.
As a kind of embodiment, damping device 100 is multiple, and multiple damping device 100 is divided into two groups, evenly arranges with the damping device 100 in group, and the damping device 100 in different groups is symmetrical arranged mutually.Multiple damping device 100 is divided into 2 groups, evenly arrange with the damping device 100 in group, damping device 100 in different group is symmetrical arranged, the effect of damping better can be played to the vibration of frame sieve 210, and cushioning effect area is large, damping even, and further, damping device 100 can according to sieve bend specification size, the number of suitable symmetry increase and decrease damping device 100, has the wider scope of application.
The present invention is owing to adopting above technical scheme, its technique effect reached is: the damping device of sieve bend provided by the invention and the sieve bend containing this damping device, by connecting axle by dampening assembly, spring upper connector, under spring connector and Buffer Unit fastening as a whole, be that sieve bend carries out one-level damping by damping device, be that sieve bend carries out level 2 buffering by buffer unit, well achieve the shock-absorbing operation to sieve bend, sieve bend containing above-mentioned damping device, there is the common damping of multiple damping device, damping effect is obvious, and damping device and simple containing the sieve bend structure of this damping device, stability is strong, failure rate is low, long service life, there is very high practicality.
Above-mentioned embodiment is intended to illustrate that the present invention can be professional and technical personnel in the field and realizes or use; modifying to above-mentioned embodiment will be apparent for those skilled in the art; therefore the present invention includes but be not limited to above-mentioned embodiment; any these claims or description of meeting describes; meet and principle disclosed herein and novelty, the method for inventive features, technique, product, all fall within protection scope of the present invention.
Claims (10)
1. the damping device of a sieve bend, it is characterized in that: comprise connecting axle (110), dampening assembly (140), spring upper connector (120), connector (130) and Buffer Unit (150) under spring, described spring upper connector (120) is arranged on the top of connector (130) under described spring, described dampening assembly (140) to be arranged under described spring upper connector (120) and described spring between connector (130), described Buffer Unit (150) is arranged on the below of connector (130) under described spring, described connecting axle (110) is from top to bottom successively through described spring upper connector (120), described dampening assembly (140), under described spring connector (130) and described Buffer Unit (150) fastening afterwards.
2. the damping device of sieve bend as claimed in claim 1, it is characterized in that: described dampening assembly (140) comprises spring upper press cover (142), elastomeric damper member (146) and spring downward lid (144), the middle part of described spring upper press cover (142) and described spring downward lid (144) is provided with the installing hole passed for described connecting axle (110), described elastomeric damper member (146) middle part is provided with the cavity passed for described connecting axle (110), described spring upper press cover (142) and described spring downward lid (144) spiral-lock are at the two ends up and down of described elastomeric damper member (146).
3. the damping device of sieve bend as claimed in claim 2, it is characterized in that: described spring upper press cover (142) is identical with described spring downward lid (144) structure, the bottom of described spring upper press cover (142) and the top of described spring downward lid (144) are provided with annular boss, described annular boss is arranged in the cavity of described elastomeric damper member (146), and the inwall close contact of the outer wall of described annular boss and described elastomeric damper member (146).
4. the damping device of sieve bend as claimed in claim 3, it is characterized in that: the cross section of described elastomeric damper member (146) is for circular, and the wall thickness at described elastomeric damper member (146) middle part is greater than the wall thickness at the upper and lower two ends of described elastomeric damper member (146).
5. the damping device of sieve bend as claimed in claim 1, it is characterized in that: described Buffer Unit (150) comprises buffing pad (152), buffer spring (154) eases up stamping cover (156), the bottom close contact of connector (130) under the top of described buffing pad (152) and spring, the bottom of described buffing pad (152) is provided with the column mounting groove for installing described buffer spring (154), described buffer spring (154) is arranged in the column mounting groove of described buffing pad (152), described buffering gland (156) is arranged on the bottom of described buffer spring (154), described buffing pad (152), described buffer spring (154) and described buffering gland (156) fastening by described connecting axle (110).
6. the damping device of sieve bend as claimed in claim 5, it is characterized in that: the top of described buffing pad (152) is provided with red seat positioning boss, the inwall close contact of the upper installing hole of connector (130) under the outer wall of described red seat positioning boss and described spring.
7. the damping device of sieve bend as claimed in claim 5, it is characterized in that: described buffer spring (154) is cylindrical hollow structure, the external diameter of described buffer spring (154) is less than or equal to the internal diameter of described column mounting groove.
8. the damping device of sieve bend as claimed in claim 7, it is characterized in that: the top of described buffering gland (156) is provided with gland positioning boss, the external diameter of described gland positioning boss is less than or equal to the internal diameter of described buffer spring (154), the outer wall of described gland positioning boss and the inwall close contact of described buffer spring (154).
9. a sieve bend, comprise frame sieve (210) and pivot general assembly (220), it is characterized in that: also comprise the damping device (100) described in any one of claim 1 to 8, described frame sieve (210) is arranged on the spring upper connector (120) of described damping device (100), and under the spring of described damping device (100), connector (130) is arranged on described pivot general assembly (220).
10. sieve bend as claimed in claim 9, it is characterized in that: described damping device (100) is for multiple, multiple described damping device (100) is equally divided into two groups, evenly arrange with the described damping device (100) in group, the described damping device (100) in different groups is symmetrical arranged mutually.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201610059861.6A CN105478343A (en) | 2016-01-28 | 2016-01-28 | Shock absorbing device of arc-shaped sieve and arc-shaped sieve comprising shock absorbing device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201610059861.6A CN105478343A (en) | 2016-01-28 | 2016-01-28 | Shock absorbing device of arc-shaped sieve and arc-shaped sieve comprising shock absorbing device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN105478343A true CN105478343A (en) | 2016-04-13 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201610059861.6A Pending CN105478343A (en) | 2016-01-28 | 2016-01-28 | Shock absorbing device of arc-shaped sieve and arc-shaped sieve comprising shock absorbing device |
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| Country | Link |
|---|---|
| CN (1) | CN105478343A (en) |
Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN2649866Y (en) * | 2003-11-05 | 2004-10-20 | 李其根 | Large-damping vibration isolator |
| CN202628909U (en) * | 2012-07-09 | 2012-12-26 | 湘电风能有限公司 | Buffer connection device |
| CN202690853U (en) * | 2012-07-29 | 2013-01-23 | 建湖县祥阳橡胶制品有限公司 | Suspension type damping supporting seat |
| CN204276345U (en) * | 2014-10-14 | 2015-04-22 | 邢台市金石科技开发有限公司 | Vibration reduction support unit and arc vibration sieve |
| CN104989762A (en) * | 2015-07-24 | 2015-10-21 | 苏州市海神达机械科技有限公司 | Damping buffer device |
| CN205288967U (en) * | 2016-01-28 | 2016-06-08 | 中矿绿能(北京)工程技术有限公司 | Damping device of sieve bend and contain this damping device's sieve bend |
-
2016
- 2016-01-28 CN CN201610059861.6A patent/CN105478343A/en active Pending
Patent Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN2649866Y (en) * | 2003-11-05 | 2004-10-20 | 李其根 | Large-damping vibration isolator |
| CN202628909U (en) * | 2012-07-09 | 2012-12-26 | 湘电风能有限公司 | Buffer connection device |
| CN202690853U (en) * | 2012-07-29 | 2013-01-23 | 建湖县祥阳橡胶制品有限公司 | Suspension type damping supporting seat |
| CN204276345U (en) * | 2014-10-14 | 2015-04-22 | 邢台市金石科技开发有限公司 | Vibration reduction support unit and arc vibration sieve |
| CN104989762A (en) * | 2015-07-24 | 2015-10-21 | 苏州市海神达机械科技有限公司 | Damping buffer device |
| CN205288967U (en) * | 2016-01-28 | 2016-06-08 | 中矿绿能(北京)工程技术有限公司 | Damping device of sieve bend and contain this damping device's sieve bend |
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Application publication date: 20160413 |