CN2581084Y - Oscillating screen with multilayer screen deck - Google Patents
Oscillating screen with multilayer screen deck Download PDFInfo
- Publication number
- CN2581084Y CN2581084Y CN 02255819 CN02255819U CN2581084Y CN 2581084 Y CN2581084 Y CN 2581084Y CN 02255819 CN02255819 CN 02255819 CN 02255819 U CN02255819 U CN 02255819U CN 2581084 Y CN2581084 Y CN 2581084Y
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- sieve
- sieve plate
- multilayer
- inclination angle
- plate
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Abstract
The utility model relates to a vibration sieve with a multiple layers of sieve plates, which belongs to the technical field of sieving. The utility model mainly solves the problem of inconvenient maintenance of the vibration sieve at present. The utility model comprises a sieve body, the sieve plates, and vibration exciters, wherein, the vibration exciters are provided with two and are fixedly arranged on the two sides of the sieve body or the back of the lower part of the sieve body according to a certain exciting force rake angle; when the vibration exciters are vibration motors, bottom boards of the motors are in a rigid connection by cross beams; when the vibrators are shaft type unbalance weight eccentric blocks, the vibrators can be arranged in two rigid seamless steel pipes; the upper part of the sieve body is provided with a material transition bottom board, and has steps of certain distance with the material transition bottom board; at least one layer of sieve plate is fixed on the steps; the lower part of the sieve plate is provided with a material following board. The utility model fully utilizes the upper part space of the sieve machine to enable the sieve plates to be conveniently and simply installed and maintained, and the effect of various grading grain size sieving of the single-machine multiple layers of sieve plates is realized.
Description
Affiliated technical field
The utility model relates to a kind of screen cloth, belongs to the material sieving technology field.
Technical background
Structure of Vibrating Screen mainly is made up of sieve nest and vibrator-vibrating motor, the designer usually is provided with its parts and position with the stressed and motion analysis of sieve nest and sieve plate under the exciting force effect, and has ignored sieve plate-as the core component effect expansion of vibrosieve.Linear vibrating screen and the circular shale shaker that uses that existing data is introduced and on-the-spot, mostly vibrator is arranged on above or below the sieve nest, sieve plate is arranged on the inside of sieve nest, this structure is given in actual use and is changed and maintenance has caused great inconvenience, because of vibrator is arranged at sieve nest top, overhauled obstacle from the sieve nest top; And the following side space of sieve nest is little, and the ash bucket of screenings is arranged, and has also run into obstacle.Way commonly used is vibratory sieve integral body to be hauled out from the position of using keep in repair, or the observation maintenance window is set in the side or the back of sieve nest, the maintenance personal is climbed into by window do in the sieve nest to keep in repair the operation that changes that reaches sieve plate, its inconvenience is conspicuous.
Because sieve plate is installed the inconvenience that changes in sieve nest, so existing vibratory sieve is only installed one deck sieve plate, the partition size that also just defines its screening is only at a kind of, for the occasion that needs raw material is classified as several granularities simultaneously, can only be that the different vibratory sieve of several screen sizes separately is set more.It is not high both to have wasted fund, operating efficiency yet.
Summary of the invention
For overcoming the shortcoming that above-mentioned prior art exists, the purpose of this utility model provides a kind of change and repair that are easy to, and can realize the vibratory sieve of multiple partition size to the screening material.
Main design of the present utility model is with two vibrating motors of linear vibrating screen and is placed in the both sides of sieve nest, or the uneven weight vibrator of shaft type is installed in the seamless steel pipe of two rigid beams.Thereby the upper space of sieve nest is all left for the installation of sieve plate and the processing of dust cover, above sieve plate is stacked in, a plurality of sieve plates can be installed, realize the multilayer sieve plate purpose that different screenings require to multiple partition size simultaneously.
Its main technical schemes is: the vibratory sieve of this kind multilayer sieve plate, and comprise sieve nest, be fixed on the sieve plate that sieves sheet having on the sieve nest, and vibrator, it is characterized in that the plane of described sieve sheet and horizontal plane have one to sieve 10 °-16 ° at inclination angle; Vibrator is two, can be fixedly installed on the back of sieve nest both sides or sieve nest bottom; When vibrator was vibrating motor, electric baseboard was rigidly connected by crossbeam; When vibrator is shaft type imbalance weight eccentric block, can be installed in the seamless steel pipe of two rigidity; Be provided with material transition base plate reaches certain distance with this material transition base plate ladder on the top of sieve nest, one deck sieve plate is fixed on the described ladder at least; Be provided with the feeding plate in the bottom of described sieve plate.
The vibratory sieve of this kind multilayer sieve plate, its compass screen surface are the compass screen surface of elastic metallic rod.It also can be the interdigitated electrode structure compass screen surface.
For adapting to the requirement of sieve classification granularity, when material screening partition size diameter was not less than 25mm, described sieve nest inclination angle was not less than 28 °; When material screening partition size diameter was not more than 25mm, described sieve nest inclination angle was less than 28 °.
According to the complexity of material screening, also there is corresponding variation at the inclination angle of exciting force, for its inclination angle of difficult screened material between 45 °～90 °; Commute sieve material, its inclination angle is between 30 °～45 °.
The vibratory sieve of this kind multilayer sieve plate, described sieve plate are two-layer or three layers, are equipped with the feeding plate in the bottom of described sieve plate.
When vibrator is vibrating motor, damage sieve nest for preventing vibrating motor active force in opposite directions, described crossbeam is the rigidity roof beam structure of being made up of two seamless steel pipes that gusset connects.To small vibrating sieve, the rigidity roof beam structure that the seamless steel pipe that its crossbeam is connected by gusset is formed.When vibrator is the uneven weight eccentric block of shaft type, can be installed in the seamless steel pipe of two rigidity and still does straight-line oscillation.To small vibrating sieve, when vibrator is the uneven weight eccentric block of shaft type, can be installed in the seamless steel pipe of a rigidity and makes circular vibration.
The beneficial effects of the utility model are: vibrating motor side and can adapting to neatly the difficulty or ease material screening, utilized the upper space of screen(ing) machine fully, make the installation and maintenance sieve plate become convenient simple and direct, realized the effect to multiple partition size screening of unit multilayer sieve plate, made it have the value of Nover practical.
Description of drawings
Be elaborated below in conjunction with accompanying drawing.
Fig. 1 is a front view of the present utility model;
Fig. 2 is a cutaway view of the present utility model.
Among the figure, 1-sieve nest, 2-discharging opening baffle plate, 3-sieve plate A, 4-sieve plate B, 5-sieve plate overhead gage, 6-fastening bolt, 7-vibrating motor, 8-supporting base, 9-damping spring, 10-spring base, 11-sieve plate C, 12-material transition base plate, 13-crossbeam.
The specific embodiment
In Fig. 1, Fig. 2, the vibratory sieve of this kind multilayer sieve plate comprises sieve nest 1, is fixed on the sieve plate that sieves sheet having on the sieve nest, and vibrating motor 7 that the plane of described sieve sheet and horizontal plane have one to sieve 10 °-16 ° at inclination angle.The vibrating motor 7 of this screen(ing) machine is two, is fixedly installed on the electric baseboard of sieve nest 1 both sides by the exciting force inclination angle of setting respectively, and is installed in the two sides of sieve nest 1 according to the requirement at exciting force inclination angle.When the incorgruous rotation of vibrating motor since in opposite directions direction have the active force of an opposite sign but equal magnitude to cancel out each other by sieve nest 1, force action makes vibratory sieve realize frequently identical with the motor speed straight-line oscillation with certain amplitude of shaking in the perpendicular bisector direction of vibrating motor axis.As seen make sieve nest 1 be subjected to the abominable effect of alternation tensile force, cause the damage of material and the cracking of weld seam easily, therefore be that seamless steel pipe and several gussets by two heavy walls constitute the bigger primary load bearing crossbeam 13 of rigidity when being connected with the electric baseboard of sieve nest 1 biside plate, in order to counteracting active force in opposite directions.The cross sectional shape of crossbeam can also be ㄒ,, Contraband type.Be provided with material transition base plate 12 on the top of sieve nest 1 and with this material transition base plate the ladder of certain drop arranged, one deck sieve plate is fixed on the described ladder at least, and is two-layer as being provided with, three layers.Be three layers shown in the figure, be divided into sieve plate A3, sieve plate B4, sieve plate C11.Be equipped with the strong muscle of flanging at the periphery of side plate, use the bolt of processing on the side plate upper angled place limit muscle and cross perforation, just can install sieve plate easily fastening on it.The side plate of sieve plate is a Contraband shape, and its top and bottom have bolt to cross perforation, and it is corresponding with following sieve plate fastening screw keyhole that following bolt is crossed perforation, and top is corresponding with the sieve plate bolt fastening hole, corresponding with the screw of dustproof baffle plate.So just can be easily on the orderly upper angled face that is superimposed upon sieve nest of sieve plate C11, sieve plate B4, sieve plate A3, sieve plate overhead gage 5, connect fastening by fastening bolt 6.
The inclination angle of sieve nest 1 is set according to the screenings granule size, and for adapting to the requirement of sieve classification granularity, when material screening partition size diameter was not less than 25mm, described sieve nest inclination angle was not less than 28 °; When material screening partition size diameter was not more than 25mm, described sieve nest inclination angle was less than 28 °.
The material transition flitch 12 that is provided with an inclination angle at the topmost of sieve nest 1 makes the unlikely screen cloth that directly washes away of material, can also make material on this even cloth and compass screen surface as transition.The vibratory sieve of this kind multilayer sieve plate, its compass screen surface are the compass screen surface of elastic metallic rod, form the bar screen cloth of ladder.It also can be the interdigitated electrode structure compass screen surface.
Two ends at sieve nest are seated at it on damping spring 9 by four spring bases 10, make it to be delivered on the supporting base 8.
Being provided with disconnectable discharging opening baffle plate 2 at the front end of sieve nest can make the screening material of multiple granularity shunt through this.Discharging opening baffle plate 2 is provided with the feeding plate to oversize, and this feeding plate is separately positioned on the bottom of sieve plate C11, sieve plate B4, sieve plate A3, makes the corresponding granularity material that obtained by the screening of corresponding sieve plate deliver to separately position in storehouse respectively through its feeding plate.The composition of feeding plate can be the welding or loading and unloading type, below sieve nest 1, also be provided with concentrated ash hole, the screenings of lower floor's sieve plate is sent through this shunting.
According to the complexity of material screening, the exciting force inclination angle is that the size of the perpendicular bisector of vibrating motor axis and horizontal sextant angle is that difficulty or ease situation with the screening material has relation, to its inclination angle of difficult screened material between 45 °～90 °; Commute sieve material, its inclination angle is between 30 °～45 °.
To small vibrating sieve, the rigidity roof beam structure that the seamless steel pipe that its crossbeam 13 is connected by gusset is formed.Can be to have two vibrating motors to be installed on the two sides moving linearly of sieve nest.Also can be to be installed in the seamless steel pipe of a rigidity roof beam structure, make circular vibration by the uneven weight vibrator of a shaft type.
Claims (9)
1, a kind of vibratory sieve of multilayer sieve plate comprises sieve nest with certain sieve nest inclination angle, is fixed on the sieve plate that sieves sheet having on the sieve nest, and vibrator, it is characterized in that the plane of described sieve sheet and horizontal plane have one to sieve 10 °-16 ° at inclination angle; Vibrator is two, is fixedly installed on the back of sieve nest both sides or sieve nest bottom by certain exciting force inclination angle; When vibrator was vibrating motor, electric baseboard was rigidly connected by crossbeam; When vibrator is shaft type imbalance weight eccentric block, can be installed in the seamless steel pipe of two rigidity; Be provided with material transition base plate reaches certain distance with this material transition base plate ladder on the top of sieve nest, one deck sieve plate is fixed on the described ladder at least; Be provided with the feeding plate in the bottom of described sieve plate.
2, the vibratory sieve of a kind of multilayer sieve plate according to claim 1 is characterized in that described compass screen surface is the compass screen surface of elastic metallic rod.
3, the vibratory sieve of a kind of multilayer sieve plate according to claim 1 is characterized in that described compass screen surface is the interdigitated electrode structure compass screen surface.
4,, it is characterized in that when material screening partition size diameter was not less than 25mm, described sieve nest inclination angle was not less than 28 ° according to the vibratory sieve of claim 1 or 2 or 3 described any multilayer sieve plates; When material screening partition size diameter was not more than 25mm, described sieve nest inclination angle was less than 28 °.
5, the vibratory sieve of a kind of multilayer sieve plate according to claim 4 is characterized in that the complexity according to material screening, and the inclination angle of exciting force also changes, to its inclination angle of difficult screened material between 45 °～90 °; Commute sieve material, its inclination angle is between 30 °～45 °.
6, the vibratory sieve of a kind of multilayer sieve plate according to claim 1 is characterized in that described sieve plate is two-layer.
7, the vibratory sieve of a kind of multilayer sieve plate according to claim 1 is characterized in that described sieve plate is three layers.
8, the vibratory sieve of a kind of multilayer sieve plate according to claim 5 is characterized in that the rigidity roof beam structure that described crossbeam is made up of two seamless steel pipes of gusset connection is straight-line oscillation.
9, the vibratory sieve of a kind of multilayer sieve plate according to claim 5 is characterized in that the rigidity roof beam structure that described crossbeam is made up of a seamless steel pipe of gusset connection, and it can be a circular vibration.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 02255819 CN2581084Y (en) | 2002-12-06 | 2002-12-06 | Oscillating screen with multilayer screen deck |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 02255819 CN2581084Y (en) | 2002-12-06 | 2002-12-06 | Oscillating screen with multilayer screen deck |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN2581084Y true CN2581084Y (en) | 2003-10-22 |
Family
ID=33724232
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN 02255819 Expired - Fee Related CN2581084Y (en) | 2002-12-06 | 2002-12-06 | Oscillating screen with multilayer screen deck |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN2581084Y (en) |
Cited By (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102189077A (en) * | 2010-02-24 | 2011-09-21 | 日立建机株式会社 | Self-propelled screen |
| CN106670096A (en) * | 2016-08-30 | 2017-05-17 | 马鞍山市中天机械制造安装有限公司 | Vibration screening machine |
| CN107243451A (en) * | 2017-07-30 | 2017-10-13 | 徐州普洋机械制造有限公司 | A kind of mineral vibratory sieve |
| CN107681220A (en) * | 2017-08-31 | 2018-02-09 | 浙江浙矿重工股份有限公司 | A kind of hydrodynamic force lead plaster separating sieve |
| CN110369270A (en) * | 2019-08-02 | 2019-10-25 | 苏州嘉诺环境工程有限公司 | Relaxation sieve |
| CN110665799A (en) * | 2019-11-06 | 2020-01-10 | 上海卡优美重工机械有限公司 | Buffering gravity sieve |
| CN111495749A (en) * | 2020-04-30 | 2020-08-07 | 合肥开比锐精机科技有限公司 | Polycrystalline silicon monocrystalline silicon clean screening device with non-blocking screen plate and method thereof |
-
2002
- 2002-12-06 CN CN 02255819 patent/CN2581084Y/en not_active Expired - Fee Related
Cited By (9)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102189077A (en) * | 2010-02-24 | 2011-09-21 | 日立建机株式会社 | Self-propelled screen |
| CN106670096A (en) * | 2016-08-30 | 2017-05-17 | 马鞍山市中天机械制造安装有限公司 | Vibration screening machine |
| CN107243451A (en) * | 2017-07-30 | 2017-10-13 | 徐州普洋机械制造有限公司 | A kind of mineral vibratory sieve |
| CN107681220A (en) * | 2017-08-31 | 2018-02-09 | 浙江浙矿重工股份有限公司 | A kind of hydrodynamic force lead plaster separating sieve |
| CN110369270A (en) * | 2019-08-02 | 2019-10-25 | 苏州嘉诺环境工程有限公司 | Relaxation sieve |
| CN110369270B (en) * | 2019-08-02 | 2021-08-10 | 苏州嘉诺环境工程有限公司 | Relaxation sieve |
| CN110665799A (en) * | 2019-11-06 | 2020-01-10 | 上海卡优美重工机械有限公司 | Buffering gravity sieve |
| CN111495749A (en) * | 2020-04-30 | 2020-08-07 | 合肥开比锐精机科技有限公司 | Polycrystalline silicon monocrystalline silicon clean screening device with non-blocking screen plate and method thereof |
| CN111495749B (en) * | 2020-04-30 | 2021-08-24 | 合肥开比锐精机科技有限公司 | Polycrystalline silicon monocrystalline silicon clean screening device with non-blocking screen plate and method thereof |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| C57 | Notification of unclear or unknown address | ||
| DD01 | Delivery of document by public notice |
Addressee: Zhou Xinmin Document name: Notification of Termination of Patent Right |
|
| C19 | Lapse of patent right due to non-payment of the annual fee | ||
| CF01 | Termination of patent right due to non-payment of annual fee |