CN201755524U - Wet grading device for micro-powder - Google Patents
Wet grading device for micro-powder Download PDFInfo
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- CN201755524U CN201755524U CN2010202493176U CN201020249317U CN201755524U CN 201755524 U CN201755524 U CN 201755524U CN 2010202493176 U CN2010202493176 U CN 2010202493176U CN 201020249317 U CN201020249317 U CN 201020249317U CN 201755524 U CN201755524 U CN 201755524U
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- Prior art keywords
- overflow
- micro mist
- overflow launder
- micro
- ladle
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Abstract
The utility model discloses a wet grading device for micro-powder, which includes an overflow barrel vertically arranged, wherein a port allowing micro-powder as well as liquids and gases to flow in is arranged at the lower end of the overflow barrel, an outer overflow groove and an inner overflow groove are arranged at the upper end of the overflow barrel, the outer overflow groove is arranged on the outer side of the wall of the overflow barrel, the inner overflow groove is arranged at the middle in the overflow barrel, and a connecting pipe is arranged between the outer overflow groove and the inner overflow groove and is connected with a discharge hole. In the device, the infundibular inner overflow groove is added at the middle of the upper end of the container, the flow speed of overflow is increased, and the micro-powder grading efficiency can be improved; and meanwhile, the efficiency is improved, so that the water flow adjustment can be subdivided and the micro-powder grade number is greater. The device has the advantages of simple structure, convenience for use, high micro-powdery separation efficiency, etc.
Description
Technical field
The utility model relates to a kind of micro-powder graded device, is specifically related to a kind of device that micro mist is divided into different brackets with wet method.
Background technology
The method that in the prior art granular substance is divided into different brackets has a variety of, as the vibratory sieve of granular substance by different meshes carried out the vibration screening classification.Also can it be added to the water, by speed difference it be separated into different grades then with its sedimentation of a kind of material variable grain degree by wet method.As existing water law separator is that micro mist, water and the Compressed Gas bottom from barrel containers is joined in the bucket, the mixed liquor that makes water and micro mist then flows out in the overflow launder from the upper end of bucket, and the flow by control water, flow velocity are to reach the purpose that the object of variable grain degree is divided into different brackets.If its principle is: be blended in particle in the water the speed of its sedimentation during greater than current (from bottom to top) speed, particle will precipitate, if the speed of its sedimentation is during less than water velocity, particle will be screened come out along with water flow in the overflow launder, when if the speed of the speed of its sedimentation and current is identical, particle will float over the optional position in the water, certainly also can some overflow, flow, the flow velocity by control water just can be divided into the micro mist of variable grain degree different grades like this.Yet existing water law separator, its overflow launder is arranged on the edge of barrel containers, adopts the container of this structure, the efficient of separating micro mist, the content of micro mist is about 10% in the liquid that overflows, and the micro mist number of levels that is separated is few, and is also longer when disappearing.Therefore, be necessary the structure of existing barrel containers is improved.
The utility model content
The purpose of this utility model is to overcome defective of the prior art, a kind of wet classification device of micro mist is provided, this device can improve micro-powder graded efficient, and that the number of levels of micro mist can be divided again is more, can bring up to more than 20% overflowing in the liquid content of micro mist simultaneously.
For achieving the above object, the technical solution adopted in the utility model is a kind of wet classification device of micro mist, it is characterized in that, described device includes the overflow ladle of vertical setting, be provided with the inflow port of micro mist and liquid and gas in the lower end of described overflow ladle, overflow launder and interior overflow launder outside the upper end of described overflow ladle is provided with, described outer overflow launder is arranged on the outside of described overflow ladle wall, overflow launder is arranged on the middle part in the described overflow ladle in described, be provided with connecting line between overflow launder and the interior overflow launder outside described, described pipeline also is connected with discharging opening.
Raising spillover efficiency for micro mist, reduce the resistance of overflow simultaneously, preferable technical scheme is that described interior overflow launder can be connected with the inwall of described overflow ladle by connecting rod, overflow launder in described is made infundibulate, described pipeline is connected osculum one end of overflow launder in the described infundibulate.
In order to reduce of the pollution of micro mist slurries to environment, simultaneously also in order to prevent that other object from dropping in the micro mist slurries, preferable technical scheme comprises that also the upper end of overflow launder and interior overflow launder is provided with end cap outside described, and described end cap is with the upper end closed of described overflow ladle.
For the ease of micro powder granule in container the rising overflow and landing after concentrate, preferable technical scheme also comprises, the top of described overflow ladle can be made straight bucket bottom and make the awl bucket.
For the ease of micro mist is joined in the barrel containers, and can make it form from bottom to top the flow direction, preferable technical scheme also comprises, described micro mist is flowed into the bottom that port is arranged on described awl bucket, and is connected with the micro mist conveyance conduit by valve.
Join in the barrel containers for the ease of the gas stream that will have certain pressure, and can make it drive the differential particle formation flow direction from bottom to top, preferable technical scheme also comprises, described gas inflow entrance end can be arranged on a side of the bottom of described awl bucket, and be connected with air pump by pipeline, valve.
Join in the barrel containers for the ease of the current that will have certain pressure, and can make its formation flow direction from bottom to top, preferable technical scheme also comprises, described liquid can be flowed into the opposite side that port is arranged on the bottom of described awl bucket, and be connected with the inflow pipeline of liquid by pipeline, flowmeter, valve.
For the ease of the flow of control water, preferable technical scheme comprises that also described flowmeter and valve can respectively be established two, and are connected in parallel.
Advantage of the present utility model and beneficial effect are: this device is owing to added overflow launder in the infundibulate at the middle part of container upper end, the flow velocity of ascending current is strengthened, so just can improve micro-powder graded efficient, simultaneously because the raising of efficient, just can be with the refinement more of the Flow-rate adjustment of water, that therefore the number of levels of micro mist can be divided again is more, again because the increase of excess flow, the micro powder granule at container middle part is overflowed, if there is not interior overflow launder major part wherein sedimentation to go down, so just the content of micro mist in the liquid that overflows can be brought up to more than 20% after having added interior overflow launder.This device has simple in structure, and is easy to use, separates the efficient advantages of higher of micro mist.
Description of drawings
Fig. 1 is the structural representation of the wet classification device of the utility model micro mist.
Among the figure: 1, overflow ladle; 2, outer overflow launder; 3, interior overflow launder; 4, pipeline; 5, discharging opening; 6, connecting rod; 7, end cap; 8, micro mist flows into port; 9, valve; 10, micro mist conveyance conduit; 11, gas inflow entrance; 12, valve; 13, liquid flows into port; 14, pipeline; 15, flowmeter; 16, valve; 17, the inflow pipe of liquid.
The specific embodiment
Below in conjunction with drawings and Examples, the specific embodiment of the present utility model is further described.Following examples only are used for the technical solution of the utility model more clearly is described, and can not limit protection domain of the present utility model with this.
Embodiment 1
As shown in Figure 1, the utility model is a kind of wet classification device of micro mist, be mainly used in the separation silicon carbide micro-powder, this device includes the overflow ladle 1 of vertical setting, be provided with the inflow port of micro mist and liquid and gas in the lower end of described overflow ladle 1, overflow launder 2 and interior overflow launder 3 outside the upper end of described overflow ladle 1 is provided with, described outer overflow launder 2 is arranged on the outside of described overflow ladle wall, overflow launder 3 is arranged on the middle part in the described overflow ladle in described, be provided with connecting line 4 between overflow launder 2 and the interior overflow launder 3 outside described, described pipeline 4 also is connected with discharging opening 5.Make liquid water particle be dashed by rising on the overflow ladle tapering, the cylinder part timesharing that arrives bucket utilizes the Stokes principle with the micro powder granule separate out suspended, particle is along with current flow from bottom to top, the speed of bigger its sedimentation of particle falls greater than the speed of current rising in process of flowing, the speed that the speed of its precipitation of smaller particles rises less than current and along with current overflowed thereby by sorting come out, the micro mist of variable grain degree can be separated by the flow of control water then.
Embodiment 2
On the basis of embodiment 1, raising spillover efficiency for micro mist, reduce the resistance of liquid stream simultaneously, the utility model preferred embodiment is, overflow launder 3 can link together by the inwall of connecting rod 6 with described overflow ladle 1 in described, overflow launder 3 in described is made infundibulate, described pipeline 4 is connected osculum one end of overflow launder 3 in the described infundibulate, all the other structures and embodiment 1 are identical.
Embodiment 3
On the basis of embodiment 2, in order to reduce of the pollution of micro mist slurries to environment, simultaneously also in order to prevent that other object from falling into the micro mist slurries that put in place, the utility model preferred embodiment also comprises, overflow launder 2 is provided with end cap 7 with the upper end of interior overflow launder 3 outside described, and described end cap 7 is with the upper end closed of described overflow ladle 1, and all the other structures and embodiment 2 are identical.
Embodiment 4
On the basis of embodiment 3, for for the ease of micro powder granule in container the rising overflow and landing after concentrate, the utility model preferred embodiment also comprises, the top of described overflow ladle 1 can be made the straight bucket of circle, cone barrel is made in the bottom, and all the other structures and embodiment 3 are identical.
Embodiment 5
On the basis of embodiment 4, for the ease of micro mist is joined in the barrel containers, and can make its formation flow direction from bottom to top, preferred embodiment also comprises, the utility model flows into the bottom that port 8 is arranged on described cone barrel with described micro mist, and be connected with micro mist conveyance conduit 10 by valve 9, all the other structures and embodiment 4 are identical.
Embodiment 6
On the basis of embodiment 4, join in the barrel containers for the ease of the gas stream that will have certain pressure, and can make it drive the micro powder granule formation flow direction from bottom to top, the utility model preferred embodiment also comprises, described gas inflow entrance 11 ends can be arranged on a side of the bottom of described awl bucket, and be connected with air pump by pipeline, valve 12, all the other structures and embodiment 4 are identical.
Embodiment 7
On the basis of embodiment 4, join in the overflow ladle for the ease of the current that will have certain pressure, and can make its formation flow direction from bottom to top, the utility model preferred embodiment also comprises, described liquid can be flowed into the opposite side that port one 3 is arranged on the bottom of described awl bucket, and be connected with the inflow pipe 17 tunnel of liquid by pipeline 14, flowmeter 15, valve 16, all the other structures and embodiment 4 are identical.
Embodiment 8
On the basis of embodiment 4, for the ease of the flow of control water, the preferable technical scheme of the utility model comprises that also described flowmeter 15 can respectively be established two with valve 16, and is connected in parallel, and all the other structures and embodiment 7 are identical.
Describe with an example below:
The material that the utility model is selected for use is a silicon carbide micro-powder, particle size range is at the raw material of 17-4.5 μ m, put into respectively in outer overflow ladle and the inside and outside double overflow bucket and compare test, two overflow ladle specifications are as follows: unit: mm
| Title | Diameter | The post height | Awl is high | The Overflow Cone diameter | The Overflow Cone awl is high |
| Outer overflow ladle | 1800 | 1000 | 2700 | Do not have | Do not have |
| Inside and outside double overflow bucket | 1800 | 1000 | 2700 | 180 | 250 |
And this equipment is in install the overflow ladle center behind the overflow launder 3, the distance that the granule materials overflow enters overflow launder 3 shortens greatly, thereby efficient improves greatly, the function of using tracheae is that the dispersion effect that improves slurry prevents the material precipitation, further raises the efficiency, and this equipment has been installed two flowmeters on this basis, more accurately control flow, make distribution of particles more even, thereby effectiveness of classification is higher, technological parameter is as follows during classification:
Annotate: JIS is Japanese abrasive material standard.
The JIS#2500 that obtains after the classification, JIS#2000, JIS#1500, JIS#1200, JIS#1000:
By last table JIS#1000, JIS#1200, JIS#1500, JIS#2000, the quality index of JIS#2500 and hourly output index can find out clearly that inside and outside press over system is compared with outer press over system: no matter on efficient and product quality, very large raising is all arranged, have unique advance.
The above only is a preferred implementation of the present utility model; should be understood that; for those skilled in the art; under the prerequisite that does not break away from the utility model know-why; can also make some improvements and modifications, these improvements and modifications also should be considered as protection domain of the present utility model.
Claims (8)
1. the wet classification device of a micro mist, it is characterized in that, described device includes the overflow ladle of vertical setting, be provided with the inflow port of micro mist and liquid and gas in the lower end of described overflow ladle, overflow launder and interior overflow launder outside the upper end of described overflow ladle is provided with, described outer overflow launder is arranged on the outside of described overflow ladle wall, overflow launder is arranged on the middle part in the described overflow ladle in described, be provided with connecting line between overflow launder and the interior overflow launder outside described, described pipeline also is connected with discharging opening.
2. the wet classification device of micro mist according to claim 1 is characterized in that, described interior overflow launder is connected with described overflow ladle by connecting rod, and described interior overflow launder is an infundibulate, and described pipeline is connected the osculum end of overflow launder in the described infundibulate.
3. the wet classification device of micro mist according to claim 2 is characterized in that, the upper end of overflow launder and interior overflow launder is provided with end cap outside described, and described end cap is with the upper end closed of described overflow ladle.
4. the wet classification device of micro mist according to claim 3 is characterized in that, the top of described overflow ladle is that straight bucket bottom is the awl bucket.
5. the wet classification device of micro mist according to claim 4 is characterized in that, described micro mist flows into the bottom that port is arranged on described awl bucket, and is connected with the micro mist conveyance conduit by valve.
6. the wet classification device of micro mist according to claim 4 is characterized in that, described gas inflow entrance end is arranged on a side of the bottom of described awl bucket, and is connected with air pump by pipeline, valve.
7. the wet classification device of micro mist according to claim 4 is characterized in that, described liquid flows into the opposite side that port is arranged on the bottom of described awl bucket, and is connected with the inflow pipeline of liquid by pipeline, flowmeter, valve.
8. the wet classification device of micro mist according to claim 7 is characterized in that, described flowmeter and valve respectively have two, and are connected in parallel.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2010202493176U CN201755524U (en) | 2010-07-07 | 2010-07-07 | Wet grading device for micro-powder |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2010202493176U CN201755524U (en) | 2010-07-07 | 2010-07-07 | Wet grading device for micro-powder |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN201755524U true CN201755524U (en) | 2011-03-09 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN2010202493176U Expired - Fee Related CN201755524U (en) | 2010-07-07 | 2010-07-07 | Wet grading device for micro-powder |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN201755524U (en) |
Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102319620A (en) * | 2011-06-02 | 2012-01-18 | 江苏大阳光辅股份有限公司 | A kind of micro mist screening technique of full-automatic band feedback |
| CN104209181A (en) * | 2014-07-07 | 2014-12-17 | 昆明特康科技有限公司 | Pollen pini water washing impurity removing equipment and production process method of high-purity pollen pini |
| CN104826726A (en) * | 2015-06-03 | 2015-08-12 | 中国矿业大学 | Variable-diameter pulsating liquid-solid fluidized bed separation method |
| CN105772237A (en) * | 2016-04-28 | 2016-07-20 | 河南中联节能工程有限公司 | Wet-process precise grading device |
| CN108246486A (en) * | 2018-02-27 | 2018-07-06 | 常熟华融太阳能新型材料有限公司 | One kind is used for diadust overflow size separation processing equipment and method |
-
2010
- 2010-07-07 CN CN2010202493176U patent/CN201755524U/en not_active Expired - Fee Related
Cited By (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102319620A (en) * | 2011-06-02 | 2012-01-18 | 江苏大阳光辅股份有限公司 | A kind of micro mist screening technique of full-automatic band feedback |
| CN102319620B (en) * | 2011-06-02 | 2013-08-07 | 江苏大阳光辅股份有限公司 | Fully-automatic micro powder screening method with feedback function |
| CN104209181A (en) * | 2014-07-07 | 2014-12-17 | 昆明特康科技有限公司 | Pollen pini water washing impurity removing equipment and production process method of high-purity pollen pini |
| CN104826726A (en) * | 2015-06-03 | 2015-08-12 | 中国矿业大学 | Variable-diameter pulsating liquid-solid fluidized bed separation method |
| CN104826726B (en) * | 2015-06-03 | 2017-11-03 | 中国矿业大学 | A kind of reducing pulsation liquid-solid fluid bed separation method |
| CN105772237A (en) * | 2016-04-28 | 2016-07-20 | 河南中联节能工程有限公司 | Wet-process precise grading device |
| CN108246486A (en) * | 2018-02-27 | 2018-07-06 | 常熟华融太阳能新型材料有限公司 | One kind is used for diadust overflow size separation processing equipment and method |
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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 |
Owner name: JIANGSU TAYAL PHOTOVOLTAIC AUXILIARY MATERIAL CO., Free format text: FORMER NAME: JIANGSU TAYAL POWDER SCIENCE TECHNOLOGY CO., LTD. |
|
| CP01 | Change in the name or title of a patent holder |
Address after: 214407, No. 2, Jinfeng Road, Jinfeng Industrial Park, Xu Xiake Town, Jiangsu, Jiangyin Patentee after: Jiangsu Tayal Photovoltaic Auxiliary Material Co., Ltd. Address before: 214407, No. 2, Jinfeng Road, Jinfeng Industrial Park, Xu Xiake Town, Jiangsu, Jiangyin Patentee before: Jiangsu Tayal Powder Science & Technology Co., Ltd. |
|
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20110309 Termination date: 20150707 |
|
| EXPY | Termination of patent right or utility model |