CN104496205A - Lime-milk slag removing device and method - Google Patents
Lime-milk slag removing device and method Download PDFInfo
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- CN104496205A CN104496205A CN201410833422.7A CN201410833422A CN104496205A CN 104496205 A CN104496205 A CN 104496205A CN 201410833422 A CN201410833422 A CN 201410833422A CN 104496205 A CN104496205 A CN 104496205A
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- slag
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- lime
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Abstract
The invention aims at providing a lime-milk slag removing device, comprising a sedimentation tank, a tank body, a spiral slag extracting device, a clean water spraying device and a discharge opening, wherein the tank body comprises a tank bottom and a tank wall and is U-shaped, the opening of the tank body is upward, the entirety is arranged obliquely, the lower end is submerged into the sedimentation tank, and the discharge opening is formed in the higher end; the tank wall is composed of an inner wall and an outer wall which are parallel, and the inner wall and the outer wall are connected into an entirety at the tank bottom; gaps are formed on the inner wall at intervals, the space at the middle of the inner space and the gap between the inner and outer walls are communicated through the gaps; the spiral slag extracting device is rotatably installed in the tank body. The invention further provides a lime-milk slag removing method. The lime-milk slag removing device overcomes the defects of the existing slag discharge equipment of low slag discharge efficiency, insufficient discharge of lime-milk slag and low utilization rate of lime-milk, and has the advantages of high slag discharge efficiency, high utilization rate of lime-milk and strong adaptability.
Description
Technical field
The present invention relates to lime slaking apparatus field, be specifically related to a kind of grey newborn device for dragging dregs and method.
Background technology
Milk of lime is the requisite raw material of one in process for making alumina process in sedimentation and evaporization process, the production efficiency of purity to sedimentation and evaporation of milk of lime is most important, the newborn dragveyer of ash is applied in the equipment in milk of lime production process, the residue in milk of lime, lime-ash being fished for eliminating, and effect is exactly improve the newborn purity of ash.The domestic deslagging of many alumina producing enterprises in this process, slagging-off mainly adopt common spiral to drag for slag equipment or utilize the simple deslagging function of lime slaking machine self to get rid of a small amount of ash breast residue, the ash breast that the common slag equipment that drags for also can only be produced the lime slaking machine of separate unit carries out some and gets rid of, can not adapt to the deslagging requirement of different grey milk flow amount, the deslagging process of these modes all ubiquity low, the grey newborn level of residue row of deslagging efficiency not to the utmost and the low drawback of grey newborn utilization ratio.
Summary of the invention
The present invention aims to provide a kind of grey newborn device for dragging dregs and method, this grey newborn device for dragging dregs overcomes the defect that low, the grey newborn level of residue of existing residue extraction mechanism deslagging efficiency is arranged not to the utmost and grey newborn utilization ratio is low, has the advantages that high, the grey newborn utilization ratio of deslagging efficiency is high, suitability is strong.
Technical scheme of the present invention is as follows: a kind of grey newborn device for dragging dregs, comprise settling tank, cell body, spiral carry slag device, clear water spray equipment, discharge port, described cell body comprises bottom land and cell wall, U-shaped, it is opening up, integral inclined setting, immersion precipitation pond, lower one end, higher one end is provided with discharge port; Described cell wall is made up of parallel inner and outer wall, and inner and outer wall links into an integrated entity at bottom land; Described inwall is arranged at intervals with gap, and gap area is passed through in the space in the middle of inwall and the space between inside and outside wall; Described spiral carries that slag device is rotating to be installed in cell body.
Preferably, described clear water spray equipment interval is evenly arranged on cell body, and its water spray outlet is located on outer wall, moves the water to flow in the space between inner and outer wall, and then flows within inwall from gap.
Preferably, also comprise speed regulation device, described spiral is carried slag device and is electrically connected with speed regulation device, and described speed regulation device control the velocity of rotation that slag device carried by spiral.
The present invention also provides a kind of grey breast to drag for slag method, comprises the following steps:
The grey milk flow that A, lime slaking machine generate enters settling tank and precipitates, and starts spiral and carries slag device, and spiral carries slag device by residue mixture by bottom land band one end to close discharge port;
B, carry in slag process, clear water first sprays in the space between inner and outer wall by clear water spray equipment, after inwall buffering, flows into the space in the middle of inwall from gap, wash away spiral and carry the residue that slag device extracts, the ash making residue adheres to breast flows back to settling tank by gap along with clear water;
C, residue propose the lifting of slag device through spiral, are discharged by discharge port.
Also be provided with the speed regulation device that adjusting screw carries slag device rotary speed in preferred version, the rotating speed of slag device can be carried according to real work situation adjusting screw.
The structure that the newborn device for dragging dregs of the present invention's ash adopts the inwall of cell body to be combined with outer wall, inwall, bottom land and spiral are carried slag device and are coordinated, and realize routine and carry slag deslagging function; The gap of inwall coordinates with outer wall and bottom land, realizes the backflow recycling of unnecessary ash breast; Carry in slag process, clear water first sprays in the space between inner and outer wall by clear water spray equipment, after inwall buffering, the space in the middle of inwall is flowed into from gap, wash away the residue that the extraction of slag device proposed by spiral, make the ash breast that residue adheres to flow back to settling tank along with clear water by gap, improve utilization ratio and the deslagging quality of ash breast further; Carry with spiral the speed regulation device that slag device is electrically connected, this device for dragging dregs by regulating the ash discharge speed of dragging for slag speed and adapting to lime slaking machine, can be carried out precipitation to the output of multiple stage lime slaking machine and dragging for slag, strengthening the suitability of this grey newborn device for dragging dregs.
Accompanying drawing explanation
Fig. 1 is the structural representation of the newborn device for dragging dregs cell body of the present invention's ash
Fig. 2 is the diagrammatic cross-section of the newborn device for dragging dregs cell body of the present invention's ash
Fig. 3 is the vertical view of the newborn device for dragging dregs cell body of the present invention's ash
Fig. 4 is the mounting structure schematic diagram that the newborn device for dragging dregs of the present invention's ash coordinates settling tank
In figure each several part title and sequence number as follows:
1 is cell body, and 2 carry slag device for spiral, and 3 is clear water spray equipment, and 4 is discharge port, and 5 is gap, and 6 is speed regulation device, and 7 is settling tank, and 11 is bottom land, and 12 is cell wall, and 121 is inwall, and 122 is outer wall.
Embodiment
The present invention is illustrated below in conjunction with drawings and Examples.
Embodiment 1
As Figure 1-3, the newborn device for dragging dregs of the present embodiment ash comprises settling tank 7, cell body 1, spiral carry slag device 2, clear water spray equipment 3, discharge port 4, described cell body 1 comprises bottom land 11 and cell wall 12, U-shaped, it is opening up, integral inclined setting, immersion precipitation pond, lower one end 7, higher one end is provided with discharge port 4; Described cell wall 12 is made up of parallel inwall 121 and outer wall 122, and inwall 121 and outer wall 122 link into an integrated entity at bottom land 11; Described inwall 121 is arranged at intervals with gap 5, and the space in the middle of inwall 121 is communicated with by gap 5 with the space between inside and outside wall; Described spiral carries that slag device 2 is rotating to be installed in cell body 1.
Described clear water spray equipment 3 interval is evenly arranged on cell body 1, and its water spray outlet is located on outer wall 122, moves the water to flow in the space between inwall 121 and outer wall 122, and then flows within inwall 121 from gap 5.
Also comprise speed regulation device 6, described spiral is carried slag device 2 and is electrically connected with speed regulation device 6, and described speed regulation device 6 control the velocity of rotation that slag device 2 carried by spiral.
The working process of the present embodiment is as follows:
The grey milk flow that A, lime slaking machine generate enters settling tank 7 and precipitates, and starts spiral and carries slag device 2, spiral carry slag device 2 by residue mixture by bottom land 11 with to the one end near discharge port 4;
B, carry in slag process, clear water first sprays in the space between inwall 121 and outer wall 122 by clear water spray equipment 3, after inwall buffering, the space in the middle of inwall 121 is flowed into from gap 5, wash away spiral and carry the residue that slag device 2 extracts, the ash making residue adheres to breast flows back to settling tank 8 by gap 5 along with clear water;
C, residue propose the lifting of slag device 2 through spiral, are discharged by discharge port 4;
The rotating speed of slag device 2 can be carried according to real work situation adjusting screw in working process.
Claims (5)
1. the newborn device for dragging dregs of ash, comprise settling tank (7), cell body (1), spiral carry slag device (2), clear water spray equipment (3), discharge port (4), it is characterized in that: described cell body (1) comprises bottom land (11) and cell wall (12), U-shaped, it is opening up, integral inclined setting, immersion precipitation pond, lower one end (7), higher one end is provided with discharge port (4); Described cell wall (12) is made up of parallel inwall (121) and outer wall (122), and inwall (121) and outer wall (122) link into an integrated entity at bottom land (11); Described inwall (121) is arranged at intervals with gap (5), and the space in the middle of inwall (121) is communicated with by gap (5) with the space between inside and outside wall; Described spiral carries that slag device (2) is rotating to be installed in cell body (1).
2. grey newborn device for dragging dregs as claimed in claim 1, it is characterized in that: described clear water spray equipment (3) interval is evenly arranged on cell body (1), its water spray outlet is located on outer wall (122), move the water to flow in the space between inwall (121) and outer wall (122), and then flow within inwall (121) from gap (5).
3. grey newborn device for dragging dregs as claimed in claim 1, it is characterized in that: also comprise speed regulation device (6), described spiral is carried slag device (2) and is electrically connected with speed regulation device (6), and described speed regulation device (6) control the velocity of rotation that slag device (2) carried by spiral.
4. grey breast drags for a slag method, applies grey newborn device for dragging dregs as claimed in claim 1, it is characterized in that comprising the following steps:
The grey milk flow that A, lime slaking machine generate enters settling tank (7) and precipitates, and starts spiral and carries slag device (2), and spiral carries slag device (2) by residue mixture by bottom land (11) band one end to close discharge port (4);
B, carry in slag process, clear water first sprays in the space between inwall (121) and outer wall (122) by clear water spray equipment (3), after inwall buffering, the space in the middle of inwall (121) is flowed into from gap (5), wash away spiral and carry the residue that slag device (2) extracts, make ash breast that residue adheres to flow back to settling tank (8) by gap (5) along with clear water;
C, residue propose the lifting of slag device (2) through spiral, are discharged by discharge port (4).
5. grey breast as claimed in claim 4 drags for slag method, it is characterized in that: grey newborn device for dragging dregs is also provided with the speed regulation device (6) that adjusting screw carries slag device (2) rotating speed, can carry the rotating speed of slag device (2) according to real work situation adjusting screw.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201410833422.7A CN104496205B (en) | 2014-12-30 | 2014-12-30 | Ash breast device for dragging dregs and method |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201410833422.7A CN104496205B (en) | 2014-12-30 | 2014-12-30 | Ash breast device for dragging dregs and method |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN104496205A true CN104496205A (en) | 2015-04-08 |
| CN104496205B CN104496205B (en) | 2016-09-07 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201410833422.7A Active CN104496205B (en) | 2014-12-30 | 2014-12-30 | Ash breast device for dragging dregs and method |
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| CN (1) | CN104496205B (en) |
Citations (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPH06296980A (en) * | 1993-04-15 | 1994-10-25 | Kureha Chem Ind Co Ltd | Aqueous slaked lime solution producing device |
| JPH11292245A (en) * | 1998-04-09 | 1999-10-26 | Ishikawajima Harima Heavy Ind Co Ltd | Chute device |
| CN2848851Y (en) * | 2005-10-27 | 2006-12-20 | 魏爱华 | Lime sprinkling machine |
| CN101648091A (en) * | 2009-06-30 | 2010-02-17 | 宜昌英汉超声电气有限公司 | Back-wash filtering spiral deslagging machine |
| CN201713438U (en) * | 2010-06-02 | 2011-01-19 | 安丘市天利机械制造有限公司 | Flush water device for spiral sludge lifting machine |
| CN202414682U (en) * | 2012-02-14 | 2012-09-05 | 黑龙江省计算中心 | Intermittent spiral slagging device for continuous counterflow extraction device |
| CN103011626A (en) * | 2011-09-22 | 2013-04-03 | 沈阳铝镁设计研究院有限公司 | Vertical lime-dispersion machine with automatic slag-removing function |
| CN204385066U (en) * | 2014-12-30 | 2015-06-10 | 中国铝业股份有限公司 | The newborn device for dragging dregs of ash |
-
2014
- 2014-12-30 CN CN201410833422.7A patent/CN104496205B/en active Active
Patent Citations (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPH06296980A (en) * | 1993-04-15 | 1994-10-25 | Kureha Chem Ind Co Ltd | Aqueous slaked lime solution producing device |
| JPH11292245A (en) * | 1998-04-09 | 1999-10-26 | Ishikawajima Harima Heavy Ind Co Ltd | Chute device |
| CN2848851Y (en) * | 2005-10-27 | 2006-12-20 | 魏爱华 | Lime sprinkling machine |
| CN101648091A (en) * | 2009-06-30 | 2010-02-17 | 宜昌英汉超声电气有限公司 | Back-wash filtering spiral deslagging machine |
| CN201713438U (en) * | 2010-06-02 | 2011-01-19 | 安丘市天利机械制造有限公司 | Flush water device for spiral sludge lifting machine |
| CN103011626A (en) * | 2011-09-22 | 2013-04-03 | 沈阳铝镁设计研究院有限公司 | Vertical lime-dispersion machine with automatic slag-removing function |
| CN202414682U (en) * | 2012-02-14 | 2012-09-05 | 黑龙江省计算中心 | Intermittent spiral slagging device for continuous counterflow extraction device |
| CN204385066U (en) * | 2014-12-30 | 2015-06-10 | 中国铝业股份有限公司 | The newborn device for dragging dregs of ash |
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| Publication number | Publication date |
|---|---|
| CN104496205B (en) | 2016-09-07 |
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