CN104668184A - Vibrating screen with double layers of sieves - Google Patents
Vibrating screen with double layers of sieves Download PDFInfo
- Publication number
- CN104668184A CN104668184A CN201510107831.3A CN201510107831A CN104668184A CN 104668184 A CN104668184 A CN 104668184A CN 201510107831 A CN201510107831 A CN 201510107831A CN 104668184 A CN104668184 A CN 104668184A
- Authority
- CN
- China
- Prior art keywords
- screen cloth
- sieve
- housing
- vibratory sieve
- small end
- 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.)
- Pending
Links
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
-
- 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
- B07B1/46—Constructional details of screens in general; Cleaning or heating of 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
- B07B1/46—Constructional details of screens in general; Cleaning or heating of screens
- B07B1/4609—Constructional details of screens in general; Cleaning or heating of screens constructional details of screening surfaces or meshes
-
- 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
- B07B1/46—Constructional details of screens in general; Cleaning or heating of screens
- B07B1/4609—Constructional details of screens in general; Cleaning or heating of screens constructional details of screening surfaces or meshes
- B07B1/4663—Multi-layer screening surfaces
Abstract
The invention discloses a vibrating screen with double layers of sieves. The vibrating screen comprises a shell, a vibration motor, a first sieve, a second sieve and a distributing part; the vibration motor is connected with the first sieve and the second sieve; the first sieve is arranged above the second sieve; the distributing part is arranged between the first sieve and the second sieve; sieve pores of the first sieve and the second sieve are consistency in aperture size; the distributing part comprises an inclined section and a straight section which are communicated; the inclined section comprises a large end and a small end; the large end is arranged close to the first sieve; the small end is arranged close to the straight section; the straight section is arranged close to the second sieve. By arranging the distributing part between the first sieve and the second sieve, the vibrating screen disclosed by the invention solves the following problems that 1, in the prior art, a screening effect is influenced by gravity of a single layer of sieve; 2, in the prior art, two layers of clingy sieves are arranged so as to cause damage to the sieves; 3, materials are unevenly distributed when falling on the second sieve.
Description
Technical field
The present invention relates to material screening field, particularly, relate to the vibratory sieve with Double-layer screen.
Background technology
Vibratory sieve utilizes vibrating motor exciting as vibration source, make material tossed on screen cloth, simultaneously moving linearly forward, material from batcher by charging aperture to screen cloth, open vibrating motor vibration screen, make small particles material pass screen cloth to leak down, large granular materials is then blocked on screen cloth, thus sieve out the different oversize of particle diameter (namely, be blocked on the large granular materials on screen cloth), screenings (namely, small particles material through screen cloth spills), discharge from respective outlet respectively.
Material is dropped down onto after on screen cloth by charging aperture, screen cloth drops to some extent by the impact of gravity, along with the increase or material skewness etc. of working time, cause screen cloth entirety or local tenesmus obviously, the tenesmus of screen cloth local or entirety causes again the aperture of the sieve aperture in tenesmus region to be subject to distortion change greatly, making the material being greater than original screen-aperture also enter screen cloth lower area by becoming the sieve aperture greatly, being mixed into screenings, thus the effect of impact screening.
Address this problem in prior art normally by setting up one deck screen cloth again under screen cloth, two-layer screen cloth fits tightly setting, by lower screen, upper strata is close to the support effect of screen cloth, prevents the tenesmus of upper strata screen cloth.But setting can inevitably bring following problem again like this: during vibrating motor work, inevitably retentate portion material between two-layer screen cloth, the screening affecting material is fallen, and because the amplitude of two-layer screen cloth is different, constantly can collide between upper and lower two-layer screen cloth during vibration, produce vibration friction, and the material between two-layer screen cloth constantly can rub with two-layer screen cloth, very large to the wearing and tearing of screen cloth, have a strong impact on the service life of screen cloth.
Summary of the invention
The invention provides a kind of vibratory sieve that can overcome above-mentioned prior art Problems existing.
The present invention's adopted technical scheme that solves the problem is:
A kind of vibratory sieve, comprises housing, vibrating motor, the first screen cloth, the second screen cloth and dispenser, described vibrating motor is arranged on described housing, and is connected with described first screen cloth, described second screen cloth, for driving described first screen cloth and described second screen cloth vibration, described first screen cloth, described second screen cloth and described dispenser are arranged in described housing, described first screen cloth is arranged on above described second screen cloth, and described dispenser is arranged between described first screen cloth and described second screen cloth, the screen-aperture of described first screen cloth and described second screen cloth is in the same size, described dispenser comprises the tilting section and a craspedodrome section that are connected, described tilting section comprises a larger end and comparatively small end, contiguous described first screen cloth of described larger end is arranged, the contiguous described craspedodrome section of described comparatively small end is arranged, the bore of larger end described in the described bore compared with small end is less than, and the described fabric width compared with small end is consistent with the fabric width length of described second screen cloth, contiguous described second screen cloth of described craspedodrome section is arranged, the bore of described craspedodrome section is consistent with the described bore compared with small end.
Further, the bore of described larger end is not less than the size of described first screen cloth.
Further, described craspedodrome section and described housing are fitted.
Further, described first screen cloth is arranged with described second screen cloth with paralleling.
Further, described housing comprises charging aperture, the first discharging opening and the second discharging opening, described charging aperture is arranged at the top of described housing, being convenient to material enters in described housing, the material that described first discharging opening is used for above for described first screen cloth and described second screen cloth flows out described housing, and described second discharging opening is used for flowing out described housing for the material below described second screen cloth.
Further, the quantity of described vibrating motor is one, two or multiple.
Further, described vibratory sieve includes the support supporting described housing, is convenient to described vibratory sieve and is positioned over ground.
To sum up, the invention has the beneficial effects as follows: vibratory sieve of the present invention, by arranging a dispenser between the first screen cloth and the second screen cloth, and the pore size of two-layer screen cloth is consistent, one is solve individual layer screen cloth in prior art to affect screening effect by gravity, two is solve in prior art to arrange the two-layer screen cloth be close to and the damage to screen cloth caused, and three is solve the problem that material drops down onto skewness on the second screen cloth.
Accompanying drawing explanation
Fig. 1 is the structural representation of the vibratory sieve shown in present pre-ferred embodiments;
Mark and corresponding parts title in accompanying drawing: vibratory sieve 100, housing 10, vibrating motor 20, first screen cloth 30, second screen cloth 40, dispenser 50, charging aperture 11, first discharging opening 12, second discharging opening 13, tilting section 51, craspedodrome section 52, larger end 511, comparatively small end 512, support 60.
Detailed description of the invention
Below in conjunction with embodiment and accompanying drawing, the present invention is described in further detail, but embodiments of the present invention are not limited thereto.
Embodiment 1
Refer to Fig. 1, the vibratory sieve 100 shown in present pre-ferred embodiments, comprise housing 10, vibrating motor 20, first screen cloth 30, second screen cloth 40 and dispenser 50.
Described housing 10 comprises charging aperture 11, first discharging opening 12 and the second discharging opening 13.Described charging aperture 11 is arranged at the top of described housing 10, being convenient to material enters in described housing 10, described first discharging opening 12 and described second discharging opening 13 are arranged at the bottom of described housing 10, described first discharging opening 12 is for flowing out described housing 10 for the material above the first screen cloth 30 and the second screen cloth 40, and described second discharging opening 13 is for flowing out described housing 10 for the material below described second screen cloth 40.
Described vibrating motor 20 is arranged on described housing 10, is connected, controls the vibration of described first screen cloth 30 and the second screen cloth 40 with two screen clothes (the first screen cloth 30. second screen cloth 40), and the quantity of described vibrating motor 20 can be one, two or multiple.
Described first screen cloth 30, second screen cloth 40 and dispenser 50 are arranged in described housing 10, the contiguous described charging aperture 11 of described first screen cloth 30 is arranged, described dispenser 50 is arranged at below described first screen cloth 30, and described second screen cloth 40 is arranged at below described dispenser 50.Described first screen cloth 30 is in the same size with the screen-aperture of described second screen cloth 40.In the present embodiment, described first screen cloth 30 is arranged with described second screen cloth 40 with paralleling.
Due to the impact of many factors, material distribution on described first screen cloth 30 is usually all more uneven, if the material after above-mentioned first screen cloth 30 sieves directly falls on described second screen cloth 40, then directly affect the material skewness on described second screen cloth 40, affect service life and the screening effect of described second screen cloth 40.Therefore, the present invention arranges described dispenser 50 between described first screen cloth 30 and described second screen cloth 40, for ensureing that the screenings after described first screen cloth 30 sieves can be evenly distributed in described second screen cloth 40.
Described dispenser 50 comprises tilting section 51 and the craspedodrome section 52 be connected, described tilting section 51 comprises a larger end 511 and comparatively small end 512, contiguous described first screen cloth 30 of described larger end 511 is arranged, and the bore of described larger end 511 is not less than the size of described first screen cloth 30.The contiguous described craspedodrome section 52 of described comparatively small end 512 is arranged, and the described bore compared with small end 512 is much smaller than the bore of described larger end 511, and the described fabric width compared with small end 512 is consistent with the fabric width length of described second screen cloth 40.Contiguous described second screen cloth 40 of described craspedodrome section 52 is arranged, and the bore of described craspedodrome section 52 is consistent with the described bore compared with small end 512.Described craspedodrome section 52 is arranged near described housing 10, and the screenings after described first screen cloth 30 sieves evenly is dropped down onto on described second screen cloth 40 by described dispenser 50.
Material enters in described housing 10 by described charging aperture 11, drop down onto on described first screen cloth 30, after overweight material or for a long time use, the part sieve aperture distortion on the first screen cloth 30 is caused to become large, make to be mixed in the screenings of described first screen cloth 30 material that particle diameter is greater than original sieve aperture particle diameter, the screenings of described first screen cloth 30 falls to described tilting section 51, its comparatively small end 512 is slided to for 51 times along this tilting section, due to less compared with the bore of small end 512, screenings after described first screen cloth 30 sieves gathers at described comparatively small end 512 place, and drop down onto on described second screen cloth 40 along described craspedodrome section 52, and due to less compared with small end 512 bore, be uniformly distributed along its fabric width direction when can ensure that material falls on described second screen cloth 40.Through the further screening of described second screen cloth 40, intercept particle diameter that is that sieve out the is larger screenings because the first screen cloth 30 sieve aperture becomes large and fall into the below of the second screen cloth 40 further, the oversize of the first screen cloth 30 and the second screen cloth 40 flows out described housing 10 by described first discharging opening 12, and the screenings that described second screen cloth 40 sieves out flows out described housing 10 by described second discharging opening 13.And the most material being greater than screen-aperture is intercepted above the first screen cloth 30 due to the first screen cloth 30, alleviate the weight of material on the second screen cloth 40, extend the service life of the second screen cloth 40.
Described vibratory sieve 100 also includes the support 60 supporting described housing 10, and be convenient to described vibratory sieve 100 and be positioned over ground, the bottom of described support 60 can also arrange roller (not shown), is convenient to mobile described vibratory sieve 100.
To sum up, vibratory sieve 100 of the present invention, by arranging a dispenser 50 between the first screen cloth 30 and the second screen cloth 40, and the pore size of two-layer screen cloth is consistent, one is solve individual layer screen cloth in prior art to affect screening effect by gravity, two is solve in prior art to arrange the two-layer screen cloth be close to and the damage to screen cloth caused, and three is solve the problem that material drops down onto skewness on the second screen cloth 40.
As mentioned above, the present invention can be realized preferably.
The above; it is only preferred embodiment of the present invention; not any pro forma restriction is done to the present invention; according to technical spirit of the present invention; within the spirit and principles in the present invention; the any simple amendment that above embodiment is done, equivalently replace and improve, within the protection domain all still belonging to technical solution of the present invention.
Claims (7)
1. a vibratory sieve, is characterized in that, comprises housing, vibrating motor, the first screen cloth, the second screen cloth and dispenser, described vibrating motor is arranged on described housing, and is connected with described first screen cloth, described second screen cloth, for driving described first screen cloth and described second screen cloth vibration, described first screen cloth, described second screen cloth and described dispenser are arranged in described housing, described first screen cloth is arranged on above described second screen cloth, and described dispenser is arranged between described first screen cloth and described second screen cloth, the screen-aperture of described first screen cloth and described second screen cloth is in the same size, described dispenser comprises the tilting section and a craspedodrome section that are connected, described tilting section comprises a larger end and comparatively small end, contiguous described first screen cloth of described larger end is arranged, the contiguous described craspedodrome section of described comparatively small end is arranged, the bore of larger end described in the described bore compared with small end is less than, and the described fabric width compared with small end is consistent with the fabric width length of described second screen cloth, contiguous described second screen cloth of described craspedodrome section is arranged, the bore of described craspedodrome section is consistent with the described bore compared with small end.
2. vibratory sieve according to claim 1, is characterized in that, the bore of described larger end is not less than the size of described first screen cloth.
3. vibratory sieve according to claim 1, is characterized in that, described craspedodrome section and described housing are fitted.
4. vibratory sieve according to claim 1, is characterized in that, described first screen cloth is arranged with described second screen cloth with paralleling.
5. vibratory sieve according to claim 1, it is characterized in that, described housing comprises charging aperture, the first discharging opening and the second discharging opening, described charging aperture is arranged at the top of described housing, being convenient to material enters in described housing, the material that described first discharging opening is used for above for described first screen cloth and described second screen cloth flows out described housing, and described second discharging opening is used for flowing out described housing for the material below described second screen cloth.
6. vibratory sieve according to claim 1, is characterized in that, the quantity of described vibrating motor is one, two or multiple.
7. vibratory sieve according to claim 1, is characterized in that, described vibratory sieve includes the support supporting described housing, is convenient to described vibratory sieve and is positioned over ground.
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CN201510107831.3A CN104668184A (en) | 2015-03-12 | 2015-03-12 | Vibrating screen with double layers of sieves |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CN201510107831.3A CN104668184A (en) | 2015-03-12 | 2015-03-12 | Vibrating screen with double layers of sieves |
Publications (1)
Publication Number | Publication Date |
---|---|
CN104668184A true CN104668184A (en) | 2015-06-03 |
Family
ID=53304069
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
CN201510107831.3A Pending CN104668184A (en) | 2015-03-12 | 2015-03-12 | Vibrating screen with double layers of sieves |
Country Status (1)
Country | Link |
---|---|
CN (1) | CN104668184A (en) |
Cited By (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN106111523A (en) * | 2016-08-23 | 2016-11-16 | 吕梁市富强红枣加工机械设备科技研究所 | Red jujube sizing machine |
CN117139165A (en) * | 2023-10-30 | 2023-12-01 | 日照华泰纸业有限公司 | Anaerobic granular sludge storage device for papermaking sewage treatment |
Citations (7)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN2238089Y (en) * | 1995-10-21 | 1996-10-23 | 刘建平 | Combined screen body for separating sifting rice husk |
CN2283524Y (en) * | 1996-12-05 | 1998-06-10 | 杨永柱 | Vabrition sieve driven by double motor forced synchronous |
US6371302B1 (en) * | 1993-04-30 | 2002-04-16 | Tuboscope I/P, Inc. | Vibratory separator screens |
CN101462111A (en) * | 2008-12-03 | 2009-06-24 | 陆信 | One-graininess multi-stage oscillating screen |
CN203002617U (en) * | 2012-09-28 | 2013-06-19 | 湖南郴州粮油机械有限公司 | High-handling-capacity compound white rice grading screen |
CN203526041U (en) * | 2013-10-11 | 2014-04-09 | 武汉哈福科技有限公司 | Vibrating screen for pelletizing raw materials in capsule production |
CN204842155U (en) * | 2015-03-12 | 2015-12-09 | 成都大漠石油机械有限公司 | Screening plant with double -deck screen cloth |
-
2015
- 2015-03-12 CN CN201510107831.3A patent/CN104668184A/en active Pending
Patent Citations (7)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US6371302B1 (en) * | 1993-04-30 | 2002-04-16 | Tuboscope I/P, Inc. | Vibratory separator screens |
CN2238089Y (en) * | 1995-10-21 | 1996-10-23 | 刘建平 | Combined screen body for separating sifting rice husk |
CN2283524Y (en) * | 1996-12-05 | 1998-06-10 | 杨永柱 | Vabrition sieve driven by double motor forced synchronous |
CN101462111A (en) * | 2008-12-03 | 2009-06-24 | 陆信 | One-graininess multi-stage oscillating screen |
CN203002617U (en) * | 2012-09-28 | 2013-06-19 | 湖南郴州粮油机械有限公司 | High-handling-capacity compound white rice grading screen |
CN203526041U (en) * | 2013-10-11 | 2014-04-09 | 武汉哈福科技有限公司 | Vibrating screen for pelletizing raw materials in capsule production |
CN204842155U (en) * | 2015-03-12 | 2015-12-09 | 成都大漠石油机械有限公司 | Screening plant with double -deck screen cloth |
Cited By (3)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN106111523A (en) * | 2016-08-23 | 2016-11-16 | 吕梁市富强红枣加工机械设备科技研究所 | Red jujube sizing machine |
CN117139165A (en) * | 2023-10-30 | 2023-12-01 | 日照华泰纸业有限公司 | Anaerobic granular sludge storage device for papermaking sewage treatment |
CN117139165B (en) * | 2023-10-30 | 2024-01-23 | 日照华泰纸业有限公司 | Anaerobic granular sludge storage device for papermaking sewage treatment |
Similar Documents
Publication | Publication Date | Title |
---|---|---|
CN204583676U (en) | A kind of Novel vibration classification screen | |
CN206997055U (en) | Powder machine under high-efficiency vibration | |
CN104941904A (en) | Spice screening device | |
CN204735420U (en) | Tea sorting machine | |
CN104668184A (en) | Vibrating screen with double layers of sieves | |
CN206911692U (en) | A kind of double-deck colliery sorting unit | |
CN104084376B (en) | Grain wind-power purifier | |
CN204842155U (en) | Screening plant with double -deck screen cloth | |
CN104668185A (en) | Vibrating screening mechanism | |
CN204294868U (en) | Resin sand continuous screen separating device | |
KR20110139806A (en) | Red peppers spice sorting device for red pepper blender | |
CN203426047U (en) | Double-feeding and double-scattering material distributing device | |
CN207222332U (en) | A kind of glass microsphere powder classified screening device | |
CN105964535A (en) | Vibrating type screening machine capable of distributing material flexibly and uniformly | |
CN203292051U (en) | Weighing type tea screening machine | |
CN102700929A (en) | Uniform feeding device with vibrating screen | |
CN205324152U (en) | Fodder shakes and screens out whitewashed system | |
CN204470056U (en) | A kind of silica sand reciprocating sieve | |
CN103464371B (en) | A kind of unpowered anti-sticking grid section slide sieve | |
CN208261223U (en) | Granule materials screen complete machine | |
CN106000618A (en) | Fluidized vertical screening device | |
CN202670712U (en) | Vibrating screen evenly-feeding device | |
CN207071507U (en) | A kind of construction Sand screen | |
CN101575838B (en) | Single-grade stone fine screening mechanism | |
CN205572778U (en) | Plastics modification particles particle size shakes sorting unit |
Legal Events
Date | Code | Title | Description |
---|---|---|---|
C06 | Publication | ||
PB01 | Publication | ||
C10 | Entry into substantive examination | ||
SE01 | Entry into force of request for substantive examination | ||
RJ01 | Rejection of invention patent application after publication |
Application publication date: 20150603 |
|
RJ01 | Rejection of invention patent application after publication |