CN202398512U - A vibration excitation device and a decentralized drive probability screen - Google Patents
A vibration excitation device and a decentralized drive probability screen Download PDFInfo
- Publication number
- CN202398512U CN202398512U CN 201120297365 CN201120297365U CN202398512U CN 202398512 U CN202398512 U CN 202398512U CN 201120297365 CN201120297365 CN 201120297365 CN 201120297365 U CN201120297365 U CN 201120297365U CN 202398512 U CN202398512 U CN 202398512U
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- China
- Prior art keywords
- screen
- sieve nest
- vibration sieve
- connecting axle
- exciting device
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- 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.)
- Expired - Lifetime
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- 230000005284 excitation Effects 0.000 title abstract 5
- 238000007599 discharging Methods 0.000 claims abstract description 6
- 239000004744 fabric Substances 0.000 claims description 16
- 239000006185 dispersion Substances 0.000 claims description 11
- 244000144985 peep Species 0.000 claims description 3
- 230000008961 swelling Effects 0.000 claims description 3
- 238000012216 screening Methods 0.000 abstract description 13
- 239000000463 material Substances 0.000 abstract description 8
- 230000000903 blocking effect Effects 0.000 abstract description 3
- 238000004140 cleaning Methods 0.000 abstract description 3
- 238000004519 manufacturing process Methods 0.000 abstract description 2
- 238000012423 maintenance Methods 0.000 abstract 1
- 239000002245 particle Substances 0.000 abstract 1
- 239000004570 mortar (masonry) Substances 0.000 description 3
- 230000001105 regulatory effect Effects 0.000 description 3
- 230000035939 shock Effects 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 1
- 239000004566 building material Substances 0.000 description 1
- 239000003245 coal Substances 0.000 description 1
- 238000013016 damping Methods 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 238000005272 metallurgy Methods 0.000 description 1
- 230000010355 oscillation Effects 0.000 description 1
- 239000000843 powder Substances 0.000 description 1
- 239000004576 sand Substances 0.000 description 1
- 239000007787 solid Substances 0.000 description 1
- 230000003068 static effect Effects 0.000 description 1
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Abstract
A decentralized drive probability screen comprises vibrating screen bodies with screen nettings, a feeding port, discharging ports, and a support frame enabling the vibrating screen bodies and a horizontal plane to form a certain angle. Each vibrating screen body is provided with at least three vibration excitation devices, and fixing sleeves of the vibration excitation devices are fixed to the housing of the vibrating screen body for enabling vibrating arms to be pressed against the bottom of the screen netting. The decentralized drive probability screen employs a plurality of the vibration excitation devices for separate vibration excitation of the screen nettings, is suitable for screening of minute materials, prevents the screen nettings from being blocked easily, enables the layers of the screen bodies to be configured according to requirements, realizes automatic cleaning of the screen nettings after completion of screening work through maintenance of work of motors and change from vibration frequency to netting cleaning frequency and thus prevents minute particles from blocking the screen nettings, and has the advantages of compact structure, large handling capacity, high production efficiency and low power consumption.
Description
Technical field
The utility model relates to screening plant, particularly a kind of exciting device and the dispersion drive-type probability screen that adopts this exciting device.
Background technology
Known, probability screen at present commonly used is a kind of new and effective screening plant, whole screen(ing) machine is to lean on two vibrating motor motor synchronizing inversion driving, carries out straight-line oscillation.Be widely used in industrial departments such as metallurgy, building materials and coal at present, be used for the grading of centering, fine.In the dry powder and mortar field, probability screen is commonly used to dry sand is carried out accurate classification, satisfies the ratio requirement of various mortars.
Recently, along with the fast development at home of dry-mixed mortar product, also increasingly high to the requirement of screening, the grade of screening is more and more thinner.For the screening of subparticle, common vibratory sieve has been difficult to satisfy the screening requirement, and superfine material and the easy screen cloth that stops up cause the low problem of screening efficiency.The difficult screening and the easy blocking screen cloth of superfine material have become a worldwide generally acknowledged difficult problem.
The utility model content
The main purpose of the utility model is to overcome prior art to the difficult screening of trickle material, and the shortcoming of easy blocking screen cloth proposes a kind of exciting device and adopts the dispersion drive-type probability screen of this exciting device.
The utility model adopts following technical scheme:
A kind of exciting device is characterized in that: comprise two fixed covers, be supported on connecting axle between two fixed covers, be connected the vibrating motor at connecting axle two ends and the shaker arm that is fixedly connected with said connecting axle, in the said fixed cover damper is installed.
Further, also comprise the motor mount that cooperates said vibrating motor to be provided with, this motor mount is realized closely being connected with said connecting axle through the swelling cover with said fixed cover.
Further, include two be set in parallel in said connecting axle both sides shaker arm, be evenly distributed with some connecting rods between two shaker arms, this connecting rod is fixedly connected with said connecting axle.
Further, said damper is connected with said connecting axle.
Further, also be provided with some peep holes on the said vibratory sieve body case.
A kind of dispersion drive-type probability screen; Be provided with vibration sieve nest, charging aperture, the discharging opening of screen cloth in comprising and keep vibration sieve nest and horizontal plane to be in the bracing frame of certain angle; It is characterized in that: said vibration sieve nest is distributed with at least 3 above-mentioned exciting devices, and said exciting device fixed cover is fixed on the said vibratory sieve body case and makes said shaker arm be close to said screen bottom.
Further, include at least 2 layers of said vibration sieve nest that sets gradually up and down.
Further, said charging aperture is arranged on the top layer vibration sieve nest, and said discharging opening includes the fines outlet that the some coarse fodders that are fixedly connected respectively than low side with said each layer vibration sieve nest exported and be arranged at said bottom vibration sieve nest bottom.
Further, said vibration sieve nest inside also is provided with the take-up device that keeps said screen cloth to be in tensioning state.
Further, support frame as described above and said vibration sieve nest are for being spirally connected.
Can know by above-mentioned description the utility model; Compared with prior art; The utlity model has following beneficial effect: the exciting device of the utility model adopts the vibrating motor of paired switched in opposite to drive shaker arm and does small size swing in high frequency; Thereby the realization shock motion can be through changing vibration frequency and the amplitude of fluctuation that the motor oscillating frequency is regulated shaker arm; The dispersion drive-type probability screen of the utility model; Adopt a plurality of exciting devices separately to the screen cloth exciting; Be particularly suitable for superfine material screening, be not easy to stop up screen cloth, also can dispose 1 layer, 2 layers even more vibration sieve nest numbers of plies as required to adapt to the demand of different material; Be provided with damper in the exciting device, thereby make that the vibratory sieve body case remains static at the vibratory sieve operation type basically, noise is little; Bracing frame is connected through bolt with the vibration sieve nest, and the angle that can adjust the two is to satisfy the screening requirement of different material; The dispersion drive-type probability screen of the utility model is after the screener does to accomplish; Keep vibrating motor in running order; Adjustment vibrating motor frequency continues thereby the screen cloth exciting is reached the effect of automatic cleaning screen cloth to clear net frequency; Alleviate subparticle and stop up screen cloth, compact overall structure, treating capacity are big, and production efficiency is high, power consumption is little.
Description of drawings
Fig. 1 is the structural representation of the utility model exciting device;
Fig. 2 is the structural representation of the utility model vibration sieve nest;
Fig. 3 is the enlarged drawing of A;
Fig. 4 disperses the structural representation of drive-type probability screen for the utility model.
The specific embodiment
Below the utility model is done further to describe through the specific embodiment.
With reference to Fig. 1; A kind of exciting device, comprise two fixed covers 1, be supported on connecting axle 2 between two fixed covers 1, be connected connecting axle 2 two ends vibrating motor 3, cooperate motor mount 4 that vibrating motor 3 is provided with and the two parallel shaker arms 5 that are fixedly connected with connecting axle 2.Damper 6 is installed in the fixed cover 1 is used for damping, and this damper 6 is connected with connecting axle 2.Motor mount 4 is realized closely being connected with connecting axle 2 through swelling cover 7 with fixed cover 1.Two shaker arms 5 are arranged at connecting axle 2 both sides respectively, and are evenly distributed with some connecting rods 8 between two shaker arms 5, are fixedly connected with connecting axle 2 through two connecting rods 8 wherein.The vibrating motor 2 of paired switched in opposite drives shaker arm 5 and does small size swing in high frequency, thereby realizes shock motion, can be through changing vibration frequency and the amplitude of fluctuation that the motor oscillating frequency is regulated shaker arm 5.
With reference to Fig. 2, Fig. 3, Fig. 4; A kind of dispersion drive-type probability screen; Comprise that the vibration sieve nest 10 that sets gradually up and down that is provided with screen cloth 11 in 3, every layer of vibration sieve nest 10 are distributed with 3 above-mentioned exciting devices, exciting device fixed cover solid 1 is fixed on vibration sieve nest 10 shells and makes shaker arm 5 be close to screen cloth 11 bottoms.Top layer vibration sieve nest 10 tops are provided with charging aperture 20 and a plurality of cover plates 30 and keep vibration sieve nest 10 and horizontal plane to be in the bracing frame 40 of certain angle, and this bracing frame 40 and vibration sieve nest 10 bolts and the angle that realizes adjusting screen cloth 11 and horizontal plane through the angle of regulating the two are to adapt to the demand of different material.Also include discharging opening, the fines outlet 52 that is divided into the coarse fodder outlet 51 that is fixedly connected respectively than low side with each layer vibration sieve nest 10 and is arranged at bottom vibration sieve nest 10 bottoms.Also be provided with a plurality of peep holes 12 respectively in each vibration sieve nest 10 shells and the coarse fodder outlet 51.Vibration sieve nest 10 inside also are provided with the take-up device 13 that keeps screen cloth 11 to be in tensioning state.
The above-mentioned specific embodiment that is merely the utility model, but the design concept of the utility model is not limited thereto allly utilizes this design that the utility model is carried out the change of unsubstantiality, all should belong to the behavior of invading the utility model protection domain.
Claims (10)
1. exciting device is characterized in that: comprise two fixed covers, be supported on connecting axle between two fixed covers, be connected the vibrating motor at connecting axle two ends and the shaker arm that is fixedly connected with said connecting axle, in the said fixed cover damper is installed.
2. a kind of exciting device as claimed in claim 1 is characterized in that: also comprise the motor mount that cooperates said vibrating motor to be provided with, this motor mount is realized closely being connected with said connecting axle through the swelling cover with said fixed cover.
3. a kind of exciting device as claimed in claim 1 is characterized in that: include two be set in parallel in said connecting axle both sides shaker arm, be evenly distributed with some connecting rods between two shaker arms, this connecting rod is fixedly connected with said connecting axle.
4. a kind of exciting device as claimed in claim 1 is characterized in that: said damper is connected with said connecting axle.
5. a kind of exciting device as claimed in claim 1 is characterized in that: also be provided with some peep holes on the said vibratory sieve body case.
6. one kind is disperseed the drive-type probability screen; Be provided with vibration sieve nest, charging aperture, the discharging opening of screen cloth in comprising and keep vibration sieve nest and horizontal plane to be in the bracing frame of certain angle; It is characterized in that: said vibration sieve nest is distributed with at least 3 like the described arbitrary exciting device of claim 1 to 5, and said exciting device fixed cover is fixed on the said vibratory sieve body case and makes said shaker arm be close to said screen bottom.
7. a kind of dispersion drive-type probability screen as claimed in claim 6 is characterized in that: include at least 2 layers of said vibration sieve nest that sets gradually up and down.
8. a kind of dispersion drive-type probability screen as claimed in claim 7; It is characterized in that: said charging aperture is arranged on the top layer vibration sieve nest, and said discharging opening includes the fines outlet that the some coarse fodders that are fixedly connected respectively than low side with said each layer vibration sieve nest exported and be arranged at said bottom vibration sieve nest bottom.
9. a kind of dispersion drive-type probability screen as claimed in claim 6 is characterized in that: said vibration sieve nest inside also is provided with the take-up device that keeps said screen cloth to be in tensioning state.
10. a kind of dispersion drive-type probability screen as claimed in claim 6 is characterized in that: support frame as described above and said vibration sieve nest are for being spirally connected.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201120297365 CN202398512U (en) | 2011-08-16 | 2011-08-16 | A vibration excitation device and a decentralized drive probability screen |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201120297365 CN202398512U (en) | 2011-08-16 | 2011-08-16 | A vibration excitation device and a decentralized drive probability screen |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN202398512U true CN202398512U (en) | 2012-08-29 |
Family
ID=46696190
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN 201120297365 Expired - Lifetime CN202398512U (en) | 2011-08-16 | 2011-08-16 | A vibration excitation device and a decentralized drive probability screen |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN202398512U (en) |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107377360A (en) * | 2017-07-31 | 2017-11-24 | 福建南方路面机械有限公司 | A kind of asphalt-regenerating material power screen sizing apparatus and screening system |
| CN109772689A (en) * | 2019-02-24 | 2019-05-21 | 新乡市昆仑筛分机械设计有限公司 | A kind of piano wire screen that sieve is cleared up automatically |
| CN112853867A (en) * | 2021-02-25 | 2021-05-28 | 陕西中霖沥青路面养护科技有限公司 | Movable vibration screening proportioning machine for asphalt pavement regeneration |
-
2011
- 2011-08-16 CN CN 201120297365 patent/CN202398512U/en not_active Expired - Lifetime
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107377360A (en) * | 2017-07-31 | 2017-11-24 | 福建南方路面机械有限公司 | A kind of asphalt-regenerating material power screen sizing apparatus and screening system |
| CN109772689A (en) * | 2019-02-24 | 2019-05-21 | 新乡市昆仑筛分机械设计有限公司 | A kind of piano wire screen that sieve is cleared up automatically |
| CN112853867A (en) * | 2021-02-25 | 2021-05-28 | 陕西中霖沥青路面养护科技有限公司 | Movable vibration screening proportioning machine for asphalt pavement regeneration |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CP01 | Change in the name or title of a patent holder |
Address after: Fengze District of Quanzhou City, Fujian province 362000 Xunmei Industrial Zone Patentee after: Fujian Nanfang pavement machinery Co., Ltd Address before: Fengze District of Quanzhou City, Fujian province 362000 Xunmei Industrial Zone Patentee before: FUJIAN SOUTH HIGHWAY MACHINERY Co.,Ltd. |
|
| CP01 | Change in the name or title of a patent holder | ||
| CX01 | Expiry of patent term |
Granted publication date: 20120829 |
|
| CX01 | Expiry of patent term |