CN204074481U - Novel vibrating screen - Google Patents
Novel vibrating screen Download PDFInfo
- Publication number
- CN204074481U CN204074481U CN201420448282.7U CN201420448282U CN204074481U CN 204074481 U CN204074481 U CN 204074481U CN 201420448282 U CN201420448282 U CN 201420448282U CN 204074481 U CN204074481 U CN 204074481U
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- China
- Prior art keywords
- bearing
- screen box
- drive shaft
- eccentric block
- block
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Abstract
The utility model relates to a kind of novel vibrating screen, comprise a screen box, with the supporting base for supporting screen box, also comprise the universal drive shaft traversing screen box, universal drive shaft two ends are provided with the vibrator rotated with universal drive shaft, described vibrator drives screen box vibration by connecting gear, described vibrator comprises the vibrator main shaft that be connected coaxial with universal drive shaft, the two ends of described vibrator main shaft are equipped with eccentric block, a bearing block be positioned on screen box is provided with between two eccentric blocks at two ends, bearing is provided with in described bearing block, described bearing holder (housing, cover) is loaded on the outside of universal drive shaft, in the outside of described bearing is provided with, outer cover, it is oil pocket between the encloser inner wall of described outer cover and rolling bearing, in, outer cover is provided with oil nozzle.The utility model utilizes the feature of liquid oil good fluidity to carry out lubricating bearings, dispels the heat unobstructed, avoids bearing running hot, reduces the applied load of bearing.
Description
Technical field
The utility model belongs to a kind of screening plant, specifically, is a kind of novel vibrating screen.
Background technology
Vibratory sieve is a kind of screening operation equipment, is widely used in the industries such as mine, building materials, metallurgy.Generally be made up of devices such as motor, screen box, vibrator resiliency supported, motor makes the eccentric block in vibrator produce High Rotation Speed thus produce centrifugal force through shaft coupling, excites screen box to carry out periodicity circular motion.The life-span length of the vibrator bearing of vibratory sieve is the key of vibratory sieve production efficiency, in the prior art, shaker vibration device bearing many employings grease lubrication, shaker vibration device bearing is easily caused to dispel the heat not smooth, cause bearing running hot to destroy, cause the whole shut-down of production line, stopping production, have a strong impact on the performance of enterprises.
Utility model content
The purpose of this utility model is to overcome the deficiencies in the prior art, adapts to the needs of reality, provides a kind of novel vibrating screen, this novel vibrating screen adopts liquid oil to lubricate, abundant contact needs each small space of lubricant housings, improves lubricating efficiency, and can available ventilation heat radiation.
In order to realize the purpose of this utility model, the technical solution adopted in the utility model is:
A kind of novel vibrating screen, comprise a screen box, with the supporting base for supporting screen box, also comprise the universal drive shaft traversing screen box, universal drive shaft two ends are provided with the vibrator rotated with universal drive shaft, described vibrator drives screen box vibration by connecting gear, described vibrator comprises the vibrator main shaft that be connected coaxial with universal drive shaft, the two ends of described vibrator main shaft are equipped with eccentric block, a bearing block be positioned on screen box is provided with between two eccentric blocks at two ends, bearing is provided with in described bearing block, described bearing holder (housing, cover) is loaded on the outside of universal drive shaft, the outside of described bearing is provided with outer cover and inner cover, described outer cover and inner cover are fixed by bearing block and screen box, described outer cover, oil pocket is formed between the encloser inner wall of inner cover and bearing block, filled by lubricating oil in described oil pocket.
Described connecting gear comprises motor, belt pulley, gap bridge transmission and shaft coupling, and described shaft coupling is flexible coupling, and motor is connected by belt pulley with gap bridge transmission.
Be provided with a shading ring in described bearing block, be provided with secondary eccentric block and secondary eccentric block outside described eccentric block, eccentric block, secondary eccentric block and secondary eccentric block are fastenedly connected, and the eccentric block at vibrator main shaft two ends is symmetrical.
Described eccentric block, secondary eccentric block, secondary eccentric block outside are equipped with interior guard shield, outer shield.
Described bearing block is also provided with suspension ring, outer cover is equipped with a ventilating cover.
Bearing gland is provided with between bearing block and oil pocket.
Described outer cover, inner cover are all equipped with oil nozzle.
Described screen box both sides are provided with spring supporting mechanism, and spring supporting mechanism comprises forward and backward supporting base and is located at spring on forward and backward supporting base, screen box by spring supporting on forward and backward supporting base.
Described spring is rubber spring, and spring supporting mechanism is at least four groups.
The beneficial effects of the utility model are:
1. the utility model utilizes the feature of liquid oil good fluidity to carry out lubricating bearings, dispels the heat unobstructed, avoids bearing running hot, reduces the applied load of bearing.
2. vibrator adopts external block eccentric structure, and the exciting force of generation is large, improves operating efficiency.
3. vibratory sieve adopts rubber spring damping, adopts flexible coupling to be connected between motor with vibrator, and the course of work is steady, adds the service life of vibratory sieve.
Accompanying drawing explanation
Fig. 1 is the external perspective structural representation of this novel vibrating screen;
Fig. 2 is the structural representation of vibrator;
Fig. 3 is the A-A sectional view of Fig. 2;
Fig. 4 is the top view of Fig. 2;
Fig. 5 is transmission principle figure of the present utility model.
In figure, 1 is screen box, 2 is conveyer, 3 is vibrator, 4 is buttress brace, 51 is front support seat, 52 is rear branching holder, 6 is spring, 7 is universal drive shaft, 8 is shaft coupling, 9 is gap bridge transmission, 10 is belt pulley, 11 is motor, 12 is interior guard shield, 13 is outer shield, 14 is oil nozzle, 15 is oil pocket, 16 is vibrator main shaft, 17 is bearing block, 18 is outer cover, 19 is secondary eccentric block, 20 is secondary eccentric block, 21 is eccentric block, 22 is screw, 23 is inner cover, 24 is suspension ring, 25 is shading ring, 26 is ventilating cover, 27 is gland, 28 is platen, 29 is rolling bearing.
Detailed description of the invention
Below in conjunction with drawings and Examples, the utility model is further illustrated:
Embodiment: see Fig. 1---Fig. 5.
The utility model discloses a kind of novel vibrating screen, comprise a screen box 1, with the supporting base for supporting screen box 1, supporting base comprises front support seat 51 and rear branching holder 52, described front support seat 51 is lower than rear branching holder 52, screen box 1 is low early and high after structure, also comprise the universal drive shaft 7 traversing screen box 1, the buttress brace 4 traversing screen box 1 is provided with in universal drive shaft about 7 both sides, universal drive shaft 7 two ends are provided with the vibrator 3 rotated with universal drive shaft 7, described vibrator 3 drives screen box 1 to vibrate by connecting gear 2, described vibrator 3 comprises the vibrator main shaft 16 that be connected coaxial with universal drive shaft 7, the two ends of described vibrator main shaft 16 are equipped with eccentric block 21, a bearing block 17 be positioned on screen box 1 is provided with between two eccentric blocks 21 at two ends, bearing is provided with in described bearing block 17, in the present embodiment, bearing is rolling bearing 29, described bearing holder (housing, cover) is loaded on the outside of universal drive shaft 7, the outside of described bearing is provided with outer cover 18 and inner cover 23, described outer cover 18 and inner cover 23 are fixed by bearing block 17 and screen box 1, described outer cover 18, oil pocket 15 is formed between the encloser inner wall of inner cover 23 and bearing block, filled by lubricating oil in described oil pocket 15, outer cover 18, oil nozzle 14 inner cover 23 is equipped with.
One of inventive point of the present utility model, is that this case adopts the grease lubrication in the existing conventional art of liquid oil lubrication replacement, utilizes the feature of liquid oil good fluidity to carry out lubricating bearings, dispel the heat unobstructed, avoid bearing running hot, reduce the applied load of bearing.
Described connecting gear 2 comprises motor 11, belt pulley 10, gap bridge transmission 9 and shaft coupling 8, and described shaft coupling 8 is flexible coupling, and motor 11 is connected by belt pulley 10 with gap bridge transmission 9.Adopt flexible coupling to be connected between motor 11 with vibrator 3, the course of work is steady, adds the service life of vibratory sieve.
Described bearing block 17 is provided with a shading ring 25, is separated by rolling bearing 29, is beneficial to heat radiation.Be provided with secondary eccentric block 19 and secondary eccentric block 20 outside described eccentric block 21, eccentric block 21, secondary eccentric block 19 and secondary eccentric block 20 are fastenedly connected by screw 22, and the eccentric block 21 at vibrator main shaft 16 two ends is symmetrical.Major-minor eccentric block is connected by screw together, and three eccentric blocks High Rotation Speed occur simultaneously, produces centrifugal force, the vibration of excited vibrational sieve screen box.
Described bearing block 17 is also provided with suspension ring 24, on outer cover, 18 are equipped with a ventilating cover 26.
Bearing gland 27 is provided with between bearing block 17 and oil pocket 15.
Described outer cover 18, inner cover 23 are all equipped with oil nozzle 14.
Described screen box 1 both sides are provided with spring supporting mechanism, the spring 6 that spring supporting mechanism comprises forward and backward supporting base 51,52 and is located on forward and backward supporting base 51,52, and screen box 1 is supported on forward and backward supporting base 51,52 by spring 6.
Described spring 6 is rubber spring, and spring supporting mechanism is at least four groups.
Use principle of the present utility model is summarized as follows:
The utility model discloses a kind of novel vibrating screen, cardinal principle drives belt pulley to make vibrator middle (center) bearing produce High Rotation Speed through gap bridge transmission and shaft coupling after motor running, the eccentric block of running produces centrifugal force, screen box is excited to produce motion, thus sieve, utilize the feature of liquid oil good fluidity to carry out lubricating bearings, dispel the heat unobstructed, avoid bearing running hot, reduce the applied load of bearing.
During the utility model eccentric shaft running drive eccentric block, because major-minor eccentric block is connected by screw together, there is High Rotation Speed in three eccentric blocks simultaneously, produces centrifugal force, the vibration of excited vibrational sieve screen box.Be provided with oil pocket in the outside of bearing, during work, thin oil is by each oilhole lubricating bearings, and utilize its mobility to be sent out by the heat produced during bearing working, oil pocket outer cover has inside and outside cover, prevents liquid oil from revealing.
Claims (9)
1. a novel vibrating screen, comprise a screen box (1), with the supporting base for supporting screen box (1), also comprise the universal drive shaft (7) traversing screen box (1), universal drive shaft (7) two ends are provided with the vibrator (3) rotated with universal drive shaft (7), described vibrator (3) drives screen box (1) vibration by connecting gear (2), described vibrator (3) comprises the vibrator main shaft (16) that be connected coaxial with universal drive shaft (7), the two ends of described vibrator main shaft (16) are equipped with eccentric block (21), a bearing block (17) be positioned on screen box (1) is provided with between two eccentric blocks (21) at two ends, described bearing block is provided with bearing in (17), described bearing holder (housing, cover) is loaded on the outside of universal drive shaft (7), it is characterized in that: the outside of described bearing is provided with outer cover (18) and inner cover (23), described outer cover (18) and inner cover (23) are fixed by bearing block (17) and screen box (1), described outer cover (18), oil pocket (15) is formed between the encloser inner wall of inner cover (23) and bearing block, filled by lubricating oil in described oil pocket (15).
2. novel vibrating screen according to claim 1, it is characterized in that: described connecting gear (2) comprises motor (11), belt pulley (10), gap bridge transmission (9) and shaft coupling (8), described shaft coupling (8) is flexible coupling, and motor (11) is connected by belt pulley (10) with gap bridge transmission (9).
3. novel vibrating screen according to claim 1, it is characterized in that: in described bearing block (17), be provided with a shading ring (25), described eccentric block (21) outside is provided with secondary eccentric block (19) and secondary eccentric block (20), eccentric block (21), secondary eccentric block (19) and secondary eccentric block (20) are fastenedly connected, and the eccentric block (21) at vibrator main shaft (16) two ends is symmetrical.
4. novel vibrating screen according to claim 3, is characterized in that: described eccentric block (21), secondary eccentric block (19), secondary eccentric block (20) outside are equipped with interior guard shield (12), outer shield (13).
5. novel vibrating screen according to claim 1, is characterized in that: described bearing block (17) is also provided with a suspension ring (24), outer cover (18) is equipped with a ventilating cover (26).
6. novel vibrating screen according to claim 1, is characterized in that: between bearing block (17) and oil pocket (15), be provided with bearing gland (27).
7. novel vibrating screen according to claim 1, is characterized in that: described outer cover (18), inner cover (23) are all equipped with oil nozzle (14).
8. novel vibrating screen according to claim 1, it is characterized in that: described screen box (1) both sides are provided with spring supporting mechanism, the spring (6) that spring supporting mechanism comprises forward and backward supporting base (51,52) and is located on forward and backward supporting base (51,52), screen box (1) is supported on forward and backward supporting base (51,52) by spring (6).
9. novel vibrating screen according to claim 8, is characterized in that: described spring (6) is rubber spring, and spring supporting mechanism is at least four groups.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420448282.7U CN204074481U (en) | 2014-08-11 | 2014-08-11 | Novel vibrating screen |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420448282.7U CN204074481U (en) | 2014-08-11 | 2014-08-11 | Novel vibrating screen |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN204074481U true CN204074481U (en) | 2015-01-07 |
Family
ID=52167247
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201420448282.7U Expired - Fee Related CN204074481U (en) | 2014-08-11 | 2014-08-11 | Novel vibrating screen |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN204074481U (en) |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105127097A (en) * | 2015-09-17 | 2015-12-09 | 安徽海螺川崎节能设备制造有限公司 | Vibrating screen |
| CN105944963A (en) * | 2016-07-04 | 2016-09-21 | 江苏山宝集团有限公司 | Self-circulating lubrication block eccentric vibrating screen |
| CN112844633A (en) * | 2021-01-07 | 2021-05-28 | 四川中路矿业有限公司 | Prevent integrative equipment of grit production that splashes |
-
2014
- 2014-08-11 CN CN201420448282.7U patent/CN204074481U/en not_active Expired - Fee Related
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105127097A (en) * | 2015-09-17 | 2015-12-09 | 安徽海螺川崎节能设备制造有限公司 | Vibrating screen |
| CN105944963A (en) * | 2016-07-04 | 2016-09-21 | 江苏山宝集团有限公司 | Self-circulating lubrication block eccentric vibrating screen |
| CN112844633A (en) * | 2021-01-07 | 2021-05-28 | 四川中路矿业有限公司 | Prevent integrative equipment of grit production that splashes |
| CN112844633B (en) * | 2021-01-07 | 2023-06-23 | 四川中路矿业有限公司 | Sand and stone production integrated equipment capable of preventing splashing |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20150107 Termination date: 20150811 |
|
| EXPY | Termination of patent right or utility model |