CN202683460U - Fine screening device - Google Patents
Fine screening device Download PDFInfo
- Publication number
- CN202683460U CN202683460U CN 201220246227 CN201220246227U CN202683460U CN 202683460 U CN202683460 U CN 202683460U CN 201220246227 CN201220246227 CN 201220246227 CN 201220246227 U CN201220246227 U CN 201220246227U CN 202683460 U CN202683460 U CN 202683460U
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- screen box
- screen
- plate
- tapping channel
- base plate
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Abstract
The utility model discloses a fine screening device. The fine screening device comprises a screen box, wherein the rear end of the screen box serves as the feed end and the front end of the screen box serves as the discharge end; at least two layers of screens arranged at intervals in an up-and-down manner are downwardly mounted in the screen box and inclined from back to front; the front end of the upper-layer screen extends in front of the front end part of the lower-layer screen, and a space is reserved between the front end parts of the two adjacent screens in the fore-and-aft direction of the screen box; discharging passages vertically extending downwards are respectively formed right below the front end parts of all screens in the screen box; a waste passage is formed below the undermost screen; and all the discharging passages and the waste passage are sequentially distributed in the screen box from front to back. The fine screening device has the characteristics of small size, simple structure and convenience in use, and solves the problems that a conventional vibrating screen is complicated in structure and inconvenient to use.
Description
Technical field
The utility model belongs to the material screening technical field, relates generally to a kind of vibratory sieve, says accurately to relate to a kind of linear vibrating screen.
Background technology
Ceramsite sand mainly is to be made through ceramic post sintering by clay, slate, shale, gangue and using industrial solid waste etc.Existing ceramsite sand production is raw material to be pulverized make chondritic by nodulizer, then enters rotary kiln after screening and calcines, and the semi-finished product after the calcining are again through obtaining finished product by recovering hopper collection, pack after the rotary screen screening.At present, the range of application of ceramsite sand is more and more wider, and every profession and trade differs to the requirement of ceramsite sand granularity, and the screening precision of rotary screen is lower, and the finished particle difference in size after the screening is larger, and Qualified Products Rate is lower, can not meet the need of market, also need its further screening.The equipment that existing material carries out classification according to granular size is mainly linear vibrating screen.Chinese utility model patent open file CN201070621Y discloses a kind of Multi-layer mesh screen vibrating screen, this vibratory sieve comprises rack-mount screen box, one end of screen box is that feed end, the other end are discharge end, the interior upper and lower two-layer at least screen cloth that is tilted to downward-extension by feed end to discharge end that is arranged at intervals with of screen box, the sieve aperture of upper strata screen cloth is greater than the sieve aperture of lower screen, the length of each layer screen cloth is identical, on the end face that is arranged at the screen box discharge end at the upper and lower interval of discharging opening of each screen cloth.The vibratory sieve of this multilayer screen cloth is because the discharging opening of each screen cloth all is positioned on the end face of screen box discharge end and the upper and lower interval of each discharging opening arranges, thereby it needs to be in addition the supporting material collecting device of this vibratory sieve configuration, the material of variable grain degree separates after utilizing the material channel that connects with corresponding screen cloth discharging opening in the material collecting device to sieve, its structure is comparatively complicated, and use very inconveniently, be not suitable for the screening operation of ceramsite sand.
The utility model content
The purpose of this utility model is: provide a kind of fine sieve separating device, to solve existing vibratory sieve inconvenient problem with use.
The technical solution of the utility model is: a kind of fine sieve separating device, comprise support, by shock-absorbing support screen box is installed on the support, the rear end of screen box is feed end, front end is discharge end, in the screen box by after turn forward be equipped with downwards two-layer at least on, the screen cloth that lower interval arranges, the front end of described upper strata screen cloth extend to the place ahead of lower screen leading section and between the leading section of adjacent two layers screen cloth before screen box, the rear is to leaving spacing, be positioned in the screen box each layer screen cloth leading section under be respectively equipped with vertically tapping channel to downward-extension, below the orlop screen cloth, be provided with waste channel, each tapping channel and waste channel in screen box by distributing successively behind the forward direction.
Described screen box comprises base plate, left side plate and front and back end plate, the rear end of described each screen cloth is fixedly connected with the screen box end plate respectively, the front end correspondence of each screen cloth is set up on the dividing plate that is arranged by interval behind the forward direction on the screen box base plate, the left and right sides of each dividing plate is connected respectively at the left side plate correspondence of screen box, the tapping channel of described upper strata screen cloth be located at the screen box front end-plate with corresponding before between the dividing plate, the tapping channel of described lower screen is located between adjacent two dividing plates, and described waste channel is arranged at the rear side of rear bulkhead.
Described screen box base plate is tilted to the downward-extension setting by feed end to discharge end, and described each dividing plate is vertically fixed on respectively on the screen box base plate and the height of each dividing plate reduces after by forward direction gradually.
Described screen cloth is two-layer, on the bottom of described screen box on the correspondence, before lower two-layer screen cloth is provided with accordingly, rear two dividing plates, before described tapping channel comprises the first tapping channel of being located between screen box front end-plate and the front dividing plate and is located at, the second tapping channel between rear two dividing plates, two discharging passages and the equal corresponding guiding base plate that is provided with in the bottom of waste channel, the guiding base plate of described the first tapping channel is obliquely installed to the lower right by the screen box left plate and is provided with towards the first right-hand discharging opening of screen box at the first tapping channel lowest part, the guiding base plate of described the second tapping channel is left by screen box, right biside plate arranges downwards and is provided with the second discharging opening towards screen box the place ahead at this second tapping channel lowest part to intermediate, inclined, the guiding base plate of described waste channel by the screen box right plate to left down square neck tiltedly arrange and be provided with towards right-hand waste material discharging opening of screen box at this waste channel lowest part.
Screen cloth in the fine sieve separating device of the present utility model from top to bottom shortens gradually, vertical tapping channel to downward-extension is set under each layer screen cloth front end in screen box simultaneously, utilize tapping channel that the ceramsite sand of variable grain degree is separately carried, on the one hand, its vertical tapping channel that arranges can shorten the long of screen box, reduce the volume of screen box, on the other hand, this fine sieve separating device collection screening and sub-material become one, not only simple in structure, and easy to use, solved existing Structure of Vibrating Screen complexity, awkward defective.
Description of drawings
Fig. 1 is the structural representation of the utility model fine sieve separating device specific embodiment;
Fig. 2 is that the K of Fig. 1 is to view.
The specific embodiment
The implementation of fine sieve separating device of the present utility model is Fig. 1 for example, shown in Figure 2, this fine sieve packing is set to a kind of linear vibrating screen, this vibratory sieve is mainly by screen box 1, shock-absorbing support 2, support 3 and vibrator 4 form, screen box 1 is mainly by base plate 1-1, left plate 1-2, right plate 1-3, front end-plate 1-4 and end plate 1-5 surround, the rear end of screen box 1 is feed end, front end is discharge end, the base plate 1-1 of this screen box 1 is turned forward to downward-extension by the rear end, on in the screen box 1, lower interval is equipped with two- layer screen cloth 5,6, this two- layer screen cloth 5,6 rear end is fixed on the end plate 1-5 of screen box 1, this two- layer screen cloth 5,6 front end is tilted to downward-extension towards the discharge end of screen box 1, wherein, the front end of upper strata screen cloth 5 extends to the place ahead of lower screen 6 leading sections and leaves spacing at the fore-and-aft direction of screen box 1, in the present embodiment, it is on the screen box base plate 1-1 difference correspondence near screen box front end-plate 1-4, lower screen cloth 5,6 be arranged at intervals with before, rear two dividing plates 7,8, the height of front dividing plate 7 is higher than the height of rear bulkhead 8, front dividing plate 7 support and connection are in the front proper bottom of upper strata screen cloth 5, and rear bulkhead 8 support and connection are in the front proper bottom of lower screen 6.Be provided with and upper strata screen cloth 5 corresponding the first tapping channels 9 that link to each other with screen box base plate 1-1 between the front dividing plate 7 at screen box front end-plate 1-4, be provided with and corresponding the second tapping channels 10 that link to each other of lower screen 6 at the screen box base plate 1-1 between forward and backward dividing plate 7,8, the screen box base plate 1-1 below the rear side of rear bulkhead 8 is positioned at lower screen 6 is provided with waste channel 11.Wherein, the bottom of the first tapping channel 9 is provided with the first guiding base plate 9-1 that is extended left and be connected by screen box right plate 1-3 bottom screen box left plate 1-2, thereby form right high left low inclined-plane in these the first tapping channel 9 bottoms, in screen box left plate 1-2 bottom to should the first tapping channel 9 lowest parts being provided with the first discharging opening 9-2 towards screen box 1 left side; The bottom of the second tapping channel 10 is provided with the second guiding base plate 10-1 to intermediate, inclined to downward-extension by screen box left plate 1-2 and right plate 1-3 while, thereby form low funnel-shaped bottom portion between the senior middle school of both sides in this second tapping channel 10 bottoms, be provided with the second discharging opening 10-2 towards screen box 1 the place ahead at the lowest part of this second tapping channel 10; The bottom of waste channel 11 is provided with the waste material guiding base plate 11-1 that is extended to the lower right and be connected by screen box left plate 1-2 bottom screen box right plate 1-3, thereby form the inclined-plane of right low left high in this waste channel 11 bottoms, in screen box right plate 1-3 bottom to should waste channel 11 lowest parts being provided with the waste material discharging opening 11-2 towards screen box 1 right side.
The utility model is not limited to above-described embodiment, and two above-mentioned discharging passages and the bottom land shape of waste channel can be exchanged arbitrarily; The bottom of above-mentioned screen box also can be horizontally disposed with, and the front end of each layer screen cloth can directly be fixed on the screen box base plate, also can be fixed on the dividing plate that the corresponding height that arranges is identical on the screen box base plate, and it is all within protection domain of the present utility model.
Claims (4)
1. fine sieve separating device, comprise support, by shock-absorbing support screen box is installed on the support, the rear end of screen box is feed end, front end is discharge end, in the screen box by after turn forward be equipped with downwards two-layer at least on, the screen cloth that lower interval arranges, it is characterized in that, the front end of described upper strata screen cloth extend to the place ahead of lower screen leading section and between the leading section of adjacent two layers screen cloth before screen box, the rear is to leaving spacing, be positioned in the screen box each layer screen cloth leading section under be respectively equipped with vertically tapping channel to downward-extension, below the orlop screen cloth, be provided with waste channel, each tapping channel and waste channel in screen box by distributing successively behind the forward direction.
2. fine sieve separating device according to claim 1, it is characterized in that, described screen box comprises base plate, left side plate and front and back end plate, the rear end of described each screen cloth is fixedly connected with the screen box end plate respectively, the front end correspondence of each screen cloth is set up on the dividing plate that is arranged by interval behind the forward direction on the screen box base plate, the left and right sides of each dividing plate is connected respectively at the left side plate correspondence of screen box, the tapping channel of described upper strata screen cloth be located at the screen box front end-plate with corresponding before between the dividing plate, the tapping channel of described lower screen is located between adjacent two dividing plates, and described waste channel is arranged at the rear side of rear bulkhead.
3. fine sieve separating device according to claim 2 is characterized in that, described screen box base plate is tilted to the downward-extension setting by feed end to discharge end, and described each dividing plate is vertically fixed on respectively on the screen box base plate and the height of each dividing plate reduces after by forward direction gradually.
4. fine sieve separating device according to claim 3, it is characterized in that, described screen cloth is two-layer, on the bottom of described screen box on the correspondence, before lower two-layer screen cloth is provided with accordingly, rear two dividing plates, before described tapping channel comprises the first tapping channel of being located between screen box front end-plate and the front dividing plate and is located at, the second tapping channel between rear two dividing plates, two discharging passages and the equal corresponding guiding base plate that is provided with in the bottom of waste channel, the guiding base plate of described the first tapping channel is obliquely installed to the lower right by the screen box left plate and is provided with towards the first right-hand discharging opening of screen box at the first tapping channel lowest part, the guiding base plate of described the second tapping channel is left by screen box, right biside plate arranges downwards and is provided with the second discharging opening towards screen box the place ahead at this second tapping channel lowest part to intermediate, inclined, the guiding base plate of described waste channel by the screen box right plate to left down square neck tiltedly arrange and be provided with towards right-hand waste material discharging opening of screen box at this waste channel lowest part.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201220246227 CN202683460U (en) | 2012-05-29 | 2012-05-29 | Fine screening device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201220246227 CN202683460U (en) | 2012-05-29 | 2012-05-29 | Fine screening device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN202683460U true CN202683460U (en) | 2013-01-23 |
Family
ID=47539132
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN 201220246227 Expired - Lifetime CN202683460U (en) | 2012-05-29 | 2012-05-29 | Fine screening device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN202683460U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105674730A (en) * | 2015-12-31 | 2016-06-15 | 张英华 | Iron ore sintering and screening all-in-one machine |
-
2012
- 2012-05-29 CN CN 201220246227 patent/CN202683460U/en not_active Expired - Lifetime
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105674730A (en) * | 2015-12-31 | 2016-06-15 | 张英华 | Iron ore sintering and screening all-in-one machine |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| C56 | Change in the name or address of the patentee | ||
| CP03 | Change of name, title or address |
Address after: Bamboo town of Gongyi city of Henan Province, Zhengzhou City Zhang village 451200 Patentee after: HENAN TIANXIANG NEW MATERIALS CO., LTD. Address before: Bamboo town Gongyi city Henan province 451200 Zhang Village Patentee before: Gongyi Tianxiang Refractory Materials Co., Ltd. |
|
| CX01 | Expiry of patent term |
Granted publication date: 20130123 |
|
| CX01 | Expiry of patent term |