CN102040324A - Sludge mixing equipment - Google Patents
Sludge mixing equipment Download PDFInfo
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- CN102040324A CN102040324A CN 201010527321 CN201010527321A CN102040324A CN 102040324 A CN102040324 A CN 102040324A CN 201010527321 CN201010527321 CN 201010527321 CN 201010527321 A CN201010527321 A CN 201010527321A CN 102040324 A CN102040324 A CN 102040324A
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- mud
- mixing vessel
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- sludge
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- Separation Of Suspended Particles By Flocculating Agents (AREA)
- Treatment Of Sludge (AREA)
Abstract
The invention discloses sludge mixing equipment comprising a mixing container, a dosing pipe and a sludge feeding pipe. A sludge inlet is arranged in a position close to the bottom end on one lateral wall of the mixing container, a sludge outlet for draining sludge is arranged in a position close to the top end on the lateral wall and has an adjustable height; the dosing pipe feeds chemicals into the mixing container; and the sludge feeding pipe is connected with the sludge inlet and used for feeding sludge to be treated into the mixing container. According to the sludge-mixing equipment of the embodiment of the invention, the sludge outlet has adjustable height so as to adjust the reaction capacity of the medicament and the sludge in the mixing container and further adjust the reaction time, and therefore, the medicament and the sludge fully react to achieve better flocculation effect.
Description
Technical field
The present invention relates to sewage treatment area, especially relate to a kind of mud mixing equipment.
Background technology
At sewage treatment area, before mud is dewatered,, need add some medicaments and come mud is flocculated in order to improve the dehydrating effect of mud, make the suspended substance precipitation in the sewage become mud.And the flocculation and the follow-up dehydrating effect that stirring extent will directly have influence on mud that mix of medicament and mud.
The traditional mud and the mixing equipment of medicament are the sludge conditioning pond, are generally square pond body, and mud and medicament enter in the pond from pond body bottom, need stir by whipping appts, and stirring velocity is unadjustable, and discharge by the mud mouth at body top, pond.Wherein, the altitude hold of mud mouth, therefore, even medicament and mud blended dosage are not simultaneously, all be discharged from after in conditioner, mixing at same height, the reaction times of mud in conditioner is all identical, thereby can not determine the reaction times according to the amount of medicament and mud, thereby can not guarantee the abundant reaction of medicament and mud.
In addition, owing to need whipping appts to stir, energy consumption is big, again because stirring velocity is non-adjustable, and the mud after the flocculation is easy to and is broken, makes that therefore the mud flocculation is not thorough, and mixed effect is bad.
Summary of the invention
The present invention is intended to solve at least one of technical problem that exists in the prior art.For this reason, one object of the present invention is to propose a kind of mud mixing equipment, and described mud mixing equipment can be regulated the reaction volume and the reaction times of medicament and mud, but makes the reaction of medicament and mud thorough mixing, thereby makes in the sewage flocculation of mud more thorough.
Mud mixing equipment according to the embodiment of the invention, comprise: mixing vessel, described mixing vessel be provided with mud inlet in the position of contiguous bottom on the sidewall and on sidewall the position of adjacent top end be provided with the mud mouth that is used to discharge mud, the adjustable height of wherein said mud mouth; Chemical feed pipe, described chemical feed pipe is sent into medicament in the described mixing vessel; And advance the mud pipe, describedly advance the mud pipe and link to each other with described mud inlet and be used for pending mud is sent in the described mixing vessel.
According to the mud mixing equipment of the embodiment of the invention, the mud mouth adjustable height, thus can regulate medicament and the reaction volume of mud in mixing vessel, and then adjusting reaction time, make medicament and mud be able to fully reaction thus to reach better flocculating effect.
In addition, the mud mixing equipment according to the embodiment of the invention also has following additional technical feature:
In one embodiment of the invention, the sidewall of described mixing vessel is provided with the overflow groove that extends and be used as mud mouth from the top towards the bottom, is provided with the overflow plate that is used to regulate the mud extraction open height in described overflow groove.
In another embodiment of the present invention, described mud mixing equipment further comprises mud-output trough, and described mud-output trough is located at and is used to admit the mud of discharging from overflow groove on the outer side wall of described mixing vessel.
In another embodiment of the present invention, described mud mixing equipment further comprises sludge out pipe, and described sludge out pipe is communicated with to discharge mud in mud-output trough with described mud-output trough.
In some of them embodiment of the present invention, described mixing vessel is for falling frustum-like shape.
Alternatively, described mixing vessel is the shape of falling the truncated cone.
The opening direction of described mud inlet departs from the longitudinal center line of mixing vessel.
Preferably, the opening direction of described mud inlet is the tangential direction of mixing vessel.
Described mixing vessel is provided with dosing mouth at bottom end vicinity, and described chemical feed pipe links to each other with described dosing mouth medicament is sent in the described mixing vessel.
Alternatively, described dosing mouth is formed on and describedly advances on the mud pipe.
Mud mixing equipment according to the embodiment of the invention, because the frustum-like shape that mixing vessel is a cross-sectional area to be reduced from the top to the bottom gradually, therefore the mud that has certain pressure can produce the fast rotating fluid of unsteady flow upwards after entering mixing vessel, and flow velocity slowed down gradually when eddy flow made progress, help mixing of mud and medicament, thereby be beneficial to the flocculation of mud, and can not destroy established flocs unit, in addition, can save the whipping device that is used for mud and medicament.Further, speed is faster when mud tangentially enters in the mixing vessel, collides stronglyer, easilier when eddy flow makes progress mix with medicament, thereby flocculating effect is better.
According to the mud mixing equipment of the embodiment of the invention, change the fixed mud extraction mode of traditional sludge conditioner, make mud and medicament reach the better mixing effect, the mud after regulating then enters into water extracter and further reduces moisture percentage in sewage sludge.
Additional aspect of the present invention and advantage part in the following description provide, and part will become obviously from the following description, or recognize by practice of the present invention.
Description of drawings
Above-mentioned and/or additional aspect of the present invention and advantage are from obviously and easily understanding becoming the description of embodiment in conjunction with following accompanying drawing, wherein:
Fig. 1 is the synoptic diagram of mud mixing equipment according to an embodiment of the invention;
Fig. 2 is the vertical view of the mud mixing equipment shown in Fig. 1;
Fig. 3 is the side-view of the mud mixing equipment shown in Fig. 1; And
Fig. 4 is the synoptic diagram of mud mixing equipment according to another embodiment of the invention, and wherein dosing mouth is formed on the bottom face of mixing vessel.
Embodiment
Describe embodiments of the invention below in detail, the example of described embodiment is shown in the drawings, and wherein identical from start to finish or similar label is represented identical or similar elements or the element with identical or similar functions.Below by the embodiment that is described with reference to the drawings is exemplary, only is used to explain the present invention, and can not be interpreted as limitation of the present invention.
In description of the invention, term " interior ", " outward ", " on ", close the orientation of indications such as D score, " top ", " end " or position is based on orientation shown in the drawings or position relation, only be the present invention for convenience of description rather than require the present invention therefore can not be interpreted as limitation of the present invention with specific orientation structure and operation.
Below with reference to the mud mixing equipment of Fig. 1-Fig. 4 description according to the embodiment of the invention.
As shown in Figure 1, the mud mixing equipment according to the embodiment of the invention comprises mixing vessel 1, advances mud pipe 2 and chemical feed pipe 3.
In an example of the present invention, the frustum-like shape that mixing vessel 1 reduces from the top to the bottom gradually for cross-sectional area.Those skilled in the art will appreciate that the frustum-like shape of saying that falls is the reverse taper part of removing behind the awl point here, and the upper and lower surface of the body of falling the frustum-like shape is parallel.In one of them example of the present invention, as shown in Figure 1, mixing vessel 1 that is to say that for the shape of falling the truncated cone behind the planar interception awl point that is parallel to facies basialis pyramidis the upper surface of mixing vessel 1 is a co-axial circle and parallel with lower surface.
Certainly, the present invention is not limited to this, and mixing vessel 1 also can be the shape of falling the truncated pyramid behind the planar interception awl point that is parallel to facies basialis pyramidis, and promptly upper surface is co-axial Polygons and parallel, perhaps other the shape of falling the truncated cone with lower surface.
The position of contiguous bottom is provided with mud inlet 11 on the sidewall of mixing vessel 1.Advancing mud pipe 2 links to each other with mud inlet 11 and is used for pending mud is sent into mixing vessel 1.Particularly, as shown in Figure 1, advance mud pipe 2 and pending mud is sent in the mixing vessel 1 by defeated dredge pump 21.In some embodiments of the invention, the opening direction of mud inlet 11 departs from the longitudinal center line of mixing vessel 1.Like this, mud enters according to behind the mixing vessel in the embodiment of the invention, produce the fast rotating fluid of unsteady flow upwards owing to having pressure, shown in eddy flow direction of a curve among Fig. 1, the medicament that adds further carries out hybrid reaction with mud in this process, because the cross-sectional area of mixing vessel reduces from the top to the bottom gradually, makes that the flow velocity of mud when eddy flow makes progress is slack-off gradually, helps the flocculation of mud thus.
Alternatively, the opening direction of mud inlet 11 is the tangential direction of mixing vessel 1, that is to say, mud inlet 11 makes mud to enter in the mixing vessel 1 along the tangential direction of mixing vessel, and without the longitudinal center line of mixing vessel 1.
In an example of the present invention, mud inlet 11 is formed on the sidewall of mixing vessel 1 and is adjacent with bottom face, promptly is formed on the sidewall near the bottom surface, as shown in Fig. 1 and Fig. 2.The opening direction of mud inlet 11 is the tangential direction of the bottom face of mixing vessel 1, promptly advance the tangential direction of the bearing of trend of mud pipe 11 along the bottom face of mixing vessel 1, that is to say, make mud enter in the mixing vessel along the tangential direction of the circular base end face of mixing vessel 1.Like this, owing to have certain pressure when mud enters in the mixing vessel 1, so speed is faster when mud tangentially enters in the mixing vessel 1, collide stronger, thereby when eddy flow makes progress easier and medicament to mix flocculating effect better.
Yet the present invention is not limited to this, in another example of the present invention, dosing mouth 12 also can be formed on the bottom face of mixing vessel 1, as shown in Figure 4, medicament directly enters the mixing vessel 1 from dosing mouth 12, tentatively mixes with the mud elder generation from advance mud pipe 2 adding mixing vessels.Certainly, dosing mouth 12 also can also be formed on the sidewall of mixing vessel 1 and be adjacent with bottom face, promptly is formed on (figure does not show) on the sidewall near the bottom surface.
As shown in Figure 1, on the sidewall of mixing vessel 1, the position of adjacent top end is provided with the mud mouth that is used to discharge mud, the adjustable height of mud mouth wherein.Like this,, can regulate Gong the medicament mixed volume between flocculation agent and the mud for example in the mixing vessel 1, just can regulate the reaction volume of mixing vessel 1 by regulating the height of mud mouth.Thus,, can make medicament and mud under the situation of various dose ratio, fully to react, make flocculation can reach better effect by regulate the reaction volume of mixing vessel according to the different medicaments and the situation of mixing of mud.
In one embodiment of the invention, the sidewall of mixing vessel 1 is provided with the overflow groove 130 that extends and be used as mud mouth from the top towards the bottom, is provided with overflow plate 131 in overflow groove 130.Overflow plate 131 is used to regulate the mud extraction open height, and then regulates the reaction volume and the reaction times of medicament and mud, medicament and mud is fully reacted, thereby make flocculating effect better.
In one of them embodiment of the present invention, further comprise mud-output trough 132, mud-output trough 132 is located at and is used to admit the mud of discharging from overflow groove 130 on the outer side wall of mixing vessel 1.And in another embodiment of the present invention, further comprising sludge out pipe 4, sludge out pipe 4 is communicated with mud-output trough 132 to discharge mud in mud-output trough 132.
The mud after flocculation in the mixing vessel 1 and the mixed solution of water are discharged from overflow groove 130, enter mud-output trough 132 then, pass through sludge out pipe 4 again, are admitted at last in the water extracter of next flow process and dewater.
On the bottom face of mixing vessel 1, be provided with drain 14, during cleaning mixing vessel 1 drain 14 opened so that the residue in the mixing vessel 1 is discharged from drain 14.In another embodiment of the present invention, the mud mixing equipment further comprises blow-down pipe 5.Blow-down pipe 5 is connected with drain 14, the residue in the mixing vessel 1 is discharged to the outside of mud mixing equipment.
According to the mud mixing equipment of the embodiment of the invention, the mud mouth adjustable height, thus can regulate medicament and the reaction volume of mud in mixing vessel, and then adjusting reaction time, make medicament and mud be able to fully reaction thus to reach better flocculating effect.
Below with reference to Fig. 1 the working process of mud mixing equipment is according to an embodiment of the invention described.
At first, mud is tangentially sent in the mixing vessel 1 by advancing mud pipe 2 and mud inlet 11 by defeated dredge pump 21, simultaneously, medicament for example flocculation agent is joined into by chemical feed pipe 3 and dosing mouth 12 by loading pump 31 and carries out preliminary the mixing with mud in the mud pipe 2, joins the bottom of mixing vessel 1 then jointly.
After mud enters mixing vessel 1, owing to have pressure, produce unsteady flow speed rotating fluid upwards, the medicament that adds further carries out hybrid reaction with mud in this process, and eddy flow when making progress flow velocity slow down gradually, help mixing of mud and medicament, thereby be beneficial to the flocculation of mud, and can not destroy established flocs unit, in addition, can save the whipping device that is used for mud and medicament.Further, speed is faster when mud tangentially enters in the mixing vessel, collides stronglyer, easilier when eddy flow makes progress mix with medicament, thereby flocculating effect is better.
When the height of the overflow plate 131 of mud eddy flow in the overflow groove 130 of mixing vessel 1, the mud that flocculation is shaped and the mixed solution of water spill into overflow plate 131 tops in the mud-output trough 132, and enter into water extracter to carry out the next flow process of sludge treatment by sludge out pipe 4.
Mud mixing equipment according to the embodiment of the invention, change the traditional sludge conditioner hybrid mode, dosing method and fixed mud extraction mode, make mud and medicament reach the better mixing effect, the mud after regulating then enters into water extracter and further reduces moisture percentage in sewage sludge.
In the description of this specification sheets, concrete feature, structure, material or characteristics that the description of reference term " embodiment ", " some embodiment ", " illustrative examples ", " example ", " concrete example " or " some examples " etc. means in conjunction with this embodiment or example description are contained at least one embodiment of the present invention or the example.In this manual, the schematic statement to above-mentioned term not necessarily refers to identical embodiment or example.And concrete feature, structure, material or the characteristics of description can be with the suitable manner combination in any one or more embodiment or example.
Although illustrated and described embodiments of the invention, those having ordinary skill in the art will appreciate that: can carry out multiple variation, modification, replacement and modification to these embodiment under the situation that does not break away from principle of the present invention and aim, scope of the present invention is limited by claim and equivalent thereof.
Claims (11)
1. a mud mixing equipment is characterized in that, comprising:
Mixing vessel, described mixing vessel be provided with mud inlet in the position of contiguous bottom on the sidewall and on sidewall the position of adjacent top end be provided with the mud mouth that is used to discharge mud, the adjustable height of wherein said mud mouth;
Chemical feed pipe, described chemical feed pipe is sent into medicament in the described mixing vessel; And
Advance the mud pipe, describedly advance the mud pipe and link to each other with described mud inlet and be used for pending mud is sent in the described mixing vessel.
2. mud mixing equipment according to claim 1 is characterized in that, the sidewall of described mixing vessel is provided with the overflow groove that extends and be used as mud mouth from the top towards the bottom, is provided with the overflow plate that is used to regulate the mud extraction open height in described overflow groove.
3. mud mixing equipment according to claim 2 is characterized in that, further comprises mud-output trough, and described mud-output trough is located at and is used to admit the mud of discharging from overflow groove on the outer side wall of described mixing vessel.
4. mud mixing equipment according to claim 1 is characterized in that, further comprises sludge out pipe, and described sludge out pipe is communicated with to discharge mud in mud-output trough with described mud-output trough.
5. mud mixing equipment according to claim 1 is characterized in that, described mixing vessel is for falling frustum-like shape.
6. mud mixing equipment according to claim 5 is characterized in that described mixing vessel is the shape of falling the truncated cone.
7. mud mixing equipment according to claim 6 is characterized in that, the opening direction of described mud inlet departs from the longitudinal center line of mixing vessel.
8. mud mixing equipment according to claim 7 is characterized in that, the opening direction of described mud inlet is the tangential direction of mixing vessel.
9. mud mixing equipment according to claim 1 is characterized in that, described mixing vessel is that the opening direction of round shape and described mud inlet is the tangential direction of mixing vessel.
10. mud mixing equipment according to claim 1 is characterized in that described mixing vessel is provided with dosing mouth at bottom end vicinity, and described chemical feed pipe links to each other with described dosing mouth medicament is sent in the described mixing vessel.
11. mud mixing equipment according to claim 10 is characterized in that, described dosing mouth is formed on and describedly advances on the mud pipe.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2010105273219A CN102040324B (en) | 2010-10-26 | 2010-10-26 | Sludge mixing equipment |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2010105273219A CN102040324B (en) | 2010-10-26 | 2010-10-26 | Sludge mixing equipment |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN102040324A true CN102040324A (en) | 2011-05-04 |
| CN102040324B CN102040324B (en) | 2012-08-22 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN2010105273219A Active CN102040324B (en) | 2010-10-26 | 2010-10-26 | Sludge mixing equipment |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN102040324B (en) |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111908547A (en) * | 2020-09-03 | 2020-11-10 | 国电科学技术研究院有限公司 | Method and system for concentrating desulfurization wastewater based on capric acid extraction |
| CN112723510A (en) * | 2020-12-31 | 2021-04-30 | 中铁工程服务有限公司 | Flocculation device for shield muck treatment |
| CN114538670A (en) * | 2022-03-25 | 2022-05-27 | 国网河北省电力有限公司电力科学研究院 | Desulfurization wastewater treatment system of thermal power plant |
Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN2311491Y (en) * | 1997-05-12 | 1999-03-24 | 卢竟翔 | Continuous mud-removing water purification pot |
| JP2005185955A (en) * | 2003-12-25 | 2005-07-14 | Suido Kiko Kaisha Ltd | Apparatus for removing dreg |
| CN201520672U (en) * | 2009-09-29 | 2010-07-07 | 浙江工业大学 | Cyclone barb type aerator special for aerobic granular sludge processes |
| CN201567272U (en) * | 2009-05-08 | 2010-09-01 | 江苏苏美达益彩环境工程有限公司 | Sewage purifier |
| CN201873601U (en) * | 2010-10-26 | 2011-06-22 | 北京恩菲环保股份有限公司 | Sludge mixing device |
-
2010
- 2010-10-26 CN CN2010105273219A patent/CN102040324B/en active Active
Patent Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN2311491Y (en) * | 1997-05-12 | 1999-03-24 | 卢竟翔 | Continuous mud-removing water purification pot |
| JP2005185955A (en) * | 2003-12-25 | 2005-07-14 | Suido Kiko Kaisha Ltd | Apparatus for removing dreg |
| CN201567272U (en) * | 2009-05-08 | 2010-09-01 | 江苏苏美达益彩环境工程有限公司 | Sewage purifier |
| CN201520672U (en) * | 2009-09-29 | 2010-07-07 | 浙江工业大学 | Cyclone barb type aerator special for aerobic granular sludge processes |
| CN201873601U (en) * | 2010-10-26 | 2011-06-22 | 北京恩菲环保股份有限公司 | Sludge mixing device |
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111908547A (en) * | 2020-09-03 | 2020-11-10 | 国电科学技术研究院有限公司 | Method and system for concentrating desulfurization wastewater based on capric acid extraction |
| CN112723510A (en) * | 2020-12-31 | 2021-04-30 | 中铁工程服务有限公司 | Flocculation device for shield muck treatment |
| CN114538670A (en) * | 2022-03-25 | 2022-05-27 | 国网河北省电力有限公司电力科学研究院 | Desulfurization wastewater treatment system of thermal power plant |
| CN114538670B (en) * | 2022-03-25 | 2024-04-16 | 国网河北省电力有限公司电力科学研究院 | Desulfurization wastewater treatment system of thermal power plant |
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| Publication number | Publication date |
|---|---|
| CN102040324B (en) | 2012-08-22 |
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Inventor after: Pan Zhiping Inventor after: Lu Dongyu Inventor after: Wei Wei Inventor after: Kong Hui Inventor after: Ma Xiaoxian Inventor before: Pan Zhiping Inventor before: Lu Dongyu Inventor before: Wei Wei Inventor before: Kong Hui Inventor before: Ma Xiaoxian |