CN203582674U - Middle-high concentrated sludge conditioning device - Google Patents
Middle-high concentrated sludge conditioning device Download PDFInfo
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- CN203582674U CN203582674U CN201320700852.2U CN201320700852U CN203582674U CN 203582674 U CN203582674 U CN 203582674U CN 201320700852 U CN201320700852 U CN 201320700852U CN 203582674 U CN203582674 U CN 203582674U
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- mixing chamber
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Abstract
The utility model discloses a middle-high concentrated sludge conditioning device. The middle-high concentrated sludge conditioning device comprises a mixing chamber, a rotor, a rotating shaft, a motor and a support frame, wherein the rotor is arranged in the mixing chamber, one end of the rotating shaft extends to the mixing chamber and then is connected to the rotor, the other end of the rotating shaft is connected to the motor, and the mixing chamber and the motor are respectively fixed on the support frame; a sludge inlet, a medicine inlet and a sludge outlet are formed in the mixing chamber; the rotor is of a disc structure and comprises a rotary table, convex teeth and material pulling ribs, the multiple convex teeth are distributed on the circular end surface of one side of the rotary table, and the multiple material pulling ribs are distributed on the circular end surface of the other side of the rotary table. The middle-high concentrated sludge conditioning device has the advantages that by adopting dynamic mixing principle, the mixing uniformity can be effectively improved, the reaction time of conditioning medicines is shortened, and sludge fully reacts with the conditioning medicines, thus the purpose of saving the conditioning medicines can be effectively achieved.
Description
Technical field
The utility model relates to paper mill sludge processing technology field, particularly the dense mud modifying device of a kind of middle height.
Background technology
The recycling of mud, is to solve the main direction of the solid gurry of mud to environmental hazard, at various recycling sludges, utilizes in technology, and wherein sludge dewatering is common technology, and the impact that the effect of dehydration and the cost of dehydration utilize recycling sludge is huge.In existing dehydration technique, its technique normally to the mud producing after water treatment (general solid holdup in 2% left and right) directly carry out modified after, then carry out the mechanical dehydration of to two section.Wherein, modified process adopts directly adds modified medicine in pipeline, or the static mixer that adopts Venturi class carries out modified medicine and mixes modified, but in actual production, there are the following problems for this static state hardening and tempering method: on the one hand, mud carries out in solid content 2% left and right when modified, modified medicine used has greatly in the situation that not having an effect, along with the drainage of first paragraph dehydration workshop section is discharged, wasted a large amount of medicines, discharge medicine and can produce new pollution again, thereby improved the cost of sludge dewatering; On the other hand, in the modified technology of existing mud, owing to lacking effective mixing process, the mixed effect of medicine and mud is poor, medicine is skewness in mud, affected modified effect, and medicine is too much time, because medicine does not have complete reaction, residual volume is high, dehydration equipment is produced to the phenomenons such as wet end obstruction, affect dehydrating effect, and increase equipment use cost.As can be seen here, change modified mode, increase the uniformity coefficient that modified medicine mixes with mud, reduce the waste of modified medicine, and avoid medicine to produce new pollution, thereby reach, reduce modified expense, increase modified effect sludge dewatering is very important.
And one of method that changes modified mode is: improve the solid content that needs modified mud, for example, mode by press filtration before modified is increased to the solid content of mud more than 8%, now by modified medicine and mud hybrid reaction, will greatly reduce the loss of modified medicine.But in the modified technology of current mud, also there is following phenomenon: the solid content of mud is higher, the fluid property of mud is just poorer, if mud is evenly mixed with modified medicine, first must make sludge creation flow and turbulent flow occurs, could improve mud that solid content is high and the mixed performance of medicine.Therefore, solve mud and the mixed uniformly problem of modified medicine of middle and high concentration, to low cost, that high mass dryness fraction realizes sludge dewatering is significant.
Utility model content
The purpose of this utility model is to overcome the deficiencies in the prior art, provide a kind of middle height dense mud modifying device, the use of this device can make the dense mud of middle height and modified medicine mix more evenly, react more abundant, and modified medicine is fully used, and avoids waste and reduces pollution.
The technical solution of the utility model is: the dense mud modifying device of a kind of middle height, comprise mixing chamber, rotor, rotating shaft, motor and bracing frame, rotor is located at mixing chamber inside, rotating shaft one end is connected with rotor after stretching into mixing chamber, the rotating shaft the other end is connected with motor, and mixing chamber and motor are individually fixed on bracing frame; Mixing chamber is provided with mud entrance, medicine entrance and sludge outlet; Rotor is disc structure, comprises rotating disk, double wedge and pulls out material muscle, in the circular end surface of rotating disk one side, is distributed with a plurality of double wedges, is distributed with a plurality of material muscle that pull out in the circular end surface of rotating disk opposite side.
Described double wedge is triangular prism shape, and double wedge cross section is the trilateral with two fillets and corner angle; On each double wedge, the rotating disk radius at place, double wedge center equates with the angle angle between corner angle medullary ray.Rotor can be designed to the different specification of multiple angle angle, according to the mud solid content of actual treatment, selects the rotor of dimension to use, and mud solid content is higher, and selected epitrochanterian angle angle is larger.
The height of described double wedge is 10～15mm.The experiment proved that, double wedge is in this altitude range time, to the stirring of mud and the effect of dawdling better, is conducive to mixing of mud and modified medicine.
On described rotor, double wedge is multi-turn and distributes on rotating disk, and the most close center of turntable be inner ring, the most close rotating disk neighboring be outer ring, each double wedge size being positioned on same circle is equal; By inner ring, to outer ring, the size of double wedge increases gradually.The upper corresponding double wedge of each circle can be arranged in the camber line that angle is identical, is convenient to mud and the mixed discharge of modified medicine.
Described mixing chamber is provided with the medicine input tube of integral type, and medicine input tube comprises straight tube and the ring tube being connected, and the opening end of straight tube is medicine entrance, and ring tube bottom is provided with dosing mouth with the joint of mixing chamber; The diameter of ring tube is more than or equal to the inner ring external diameter of double wedge on rotating disk.Modified medicine enters straight tube from medicine entrance, then flows into ring tube, and each dosing mouth through ring tube bottom enters in mixing chamber, falls into mud, and the mud that rotates in by rotor mixes.
Support frame as described above is vertical supporting structure, and motor is located at bracing frame bottom, and mixing chamber is located at bracing frame top, and rotor is located in mixing chamber, and motor output end is connected with rotor by rotating shaft.Bracing frame is made as to vertical supporting structure, makes the dense mud modifying device of whole middle height also be vertical structure, it is simple and compact for structure, saves space, uses and transports all more conveniently, and during use, the mobility of mud is also better.
Described mixing chamber is cylindrical-shaped structure, and mixing chamber bottom is fixedly connected with bracing frame, and mixing chamber top is provided with mud entrance and medicine entrance, and the side of mixing chamber is provided with sludge outlet.
On described rotating disk, the circular end surface that is provided with double wedge is free end face, and being provided with the circular end surface of pulling out material muscle is fixing end face, and fixedly end face and rotating shaft are joined, and free end face is positioned at below mud entrance and medicine entrance.
According to said apparatus, can realize the dense mud hardening and tempering method of a kind of middle height, comprise the following steps:
(1) charging: mud is sent into mixing chamber continuously from mud entrance, and meanwhile, modified medicine is sent into mixing chamber from medicine entrance continuously;
(2) batch mixing: in mixing chamber, motor rotates by rotating shaft rotor driven, epitrochanterian double wedge is uniformly mixed mud and modified medicine, forms mixture;
(3) discharge: when rotor rotates, mixture is delivered to sludge outlet and discharged by pulling out material muscle.
During described electric machine rotation, when the solid content of mud is lower than 10%, the rotating speed of motor is 600 revs/min; When the solid content of mud is 10～20%, the rotating speed of motor is 1500 revs/min; When the solid content of mud is higher than 20%, the rotating speed of motor is 2800 revs/min; Wherein, the solid content of mud refers to the mass content of solid matter in mud, as mud solid content is greater than 8%, represents that wherein the content of water should be less than 92 kilograms when the weight of mud is 100 kilograms.
In the process that rotor rotates, mud and modified medicine first flow to rotating disk neighboring gradually by center of turntable, when mud and modified medicine are mobile, by double wedge from coil to coil, are uniformly mixed, and while flowing to outer ring, have mixed, and form mixture; When rotor is rotated further, mixture flow to rotating disk below, then pushes sludge outlet to by pulling out material muscle.
The utility model, with respect to prior art, has following beneficial effect:
1, in this, high dense mud modifying device adopts dynamic mixing principle, compares with existing static mixing, has fundamentally changed modified mode, and its mixture homogeneity improves more than 30%.Simultaneously, when in this, high dense mud hardening and tempering method is used, because mud dynamically mixes with modified medicine, therefore the reaction times of modified medicine can shorten, mud reacts also more abundant with modified medicine, can effectively reach the object of saving modified medicine, the experiment proved that, the saving amount of modified medicine can reach more than 15%.
2, the use of high dense mud modifying device in this, can effectively reduce the consumption of modified medicine, fully reacting due to modified medicine and mud simultaneously, can reduce the residual volume of modified medicine in mud, reduce the secondary pollution that residual modified medicine causes environment, also reduced the infringement of residual modified medicine to follow-up dehydration equipment.
3, in this, the motor in high dense mud modifying device can adopt the adjustable speed motor by Frequency Converter Control, can adjust different rotating speeds according to the mud of different solid contents, so can guarantee the even of batch mixing, can realize energy-conserving and environment-protective again.
4, in this in high dense mud modifying device, rotor can be designed to plurality of specifications, then is rotated use according to the solid content of mud in actual production, effectively improves its mixing efficiency, and better must improve mixed effect; In addition, setup and use is also convenient, the sludge treatment of applicable multiple concentration range.
Accompanying drawing explanation
Fig. 1 is the structural representation of high dense mud modifying device in this.
Fig. 2 is in this in high dense mud modifying device, the distribution schematic diagram of each double wedge on rotating disk.
Fig. 3 is in this in high dense mud modifying device, respectively pulls out the distribution schematic diagram of material muscle on rotating disk.
Fig. 4 is the rotating disk radius at place, double wedge center and the angle angle schematic diagram between corner angle medullary ray.
Embodiment
Below in conjunction with embodiment and accompanying drawing, the utility model is described in further detail, but embodiment of the present utility model is not limited to this.
Embodiment
The dense mud modifying device of a kind of middle height of the present embodiment, as shown in Figure 1, comprise mixing chamber 1, rotor 2, rotating shaft 3, motor 4 and bracing frame 5, rotor is located at mixing chamber inside, rotating shaft one end is connected with rotor after stretching into mixing chamber, the rotating shaft the other end is connected with motor, and mixing chamber and motor are individually fixed on bracing frame; Mixing chamber is provided with mud entrance 6, medicine entrance 7 and sludge outlet 8; As shown in Figure 2 or Figure 3, rotor is disc structure, comprises rotating disk 2-1, double wedge 2-2 and pulls out material muscle 2-3, in the circular end surface of rotating disk one side, is distributed with a plurality of double wedges, is distributed with a plurality of material muscle that pull out in the circular end surface of rotating disk opposite side.
Double wedge is triangular prism shape, and double wedge cross section is the trilateral with two fillets and corner angle; As shown in Figure 4, each double wedge 2-2 is upper, and the rotating disk radius at place, double wedge center equates with the angle angle b between corner angle medullary ray.Rotor can be designed to the different specification of multiple angle angle, according to the mud solid content of actual treatment, selects the rotor of dimension to use, and mud solid content is higher, and selected epitrochanterian angle angle b is larger.
The height of double wedge is 10～15mm.The experiment proved that, double wedge is in this altitude range time, to the stirring of mud and the effect of dawdling better, is conducive to mixing of mud and modified medicine.
On rotor, double wedge is multi-turn and distributes on rotating disk, and the most close center of turntable be inner ring, the most close rotating disk neighboring be outer ring, each double wedge size being positioned on same circle is equal; By inner ring, to outer ring, the size of double wedge increases gradually.The upper corresponding double wedge of each circle can be arranged in the camber line that angle is identical, is convenient to mud and the mixed discharge of modified medicine.
As shown in Figure 1, mixing chamber 1 is provided with the medicine input tube 9 of integral type, and medicine input tube comprises straight tube and the ring tube being connected, and the opening end of straight tube is medicine entrance, and ring tube bottom is provided with dosing mouth 10 with the joint of mixing chamber; The diameter of ring tube is more than or equal to the inner ring external diameter of double wedge on rotating disk.Modified medicine enters straight tube from medicine entrance, then flows into ring tube, and each dosing mouth through ring tube bottom enters in mixing chamber, falls into mud, and the mud that rotates in by rotor mixes.
Bracing frame is vertical supporting structure, and motor is located at bracing frame bottom, and mixing chamber is located at bracing frame top, and rotor is located in mixing chamber, and motor output end is connected with rotor by rotating shaft.Bracing frame is made as to vertical supporting structure, makes the dense mud modifying device of whole middle height also be vertical structure, it is simple and compact for structure, saves space, uses and transports all more conveniently, and during use, the mobility of mud is also better.
Mixing chamber is cylindrical-shaped structure, and mixing chamber bottom is fixedly connected with bracing frame, and mixing chamber top is provided with mud entrance and medicine entrance, and the side of mixing chamber is provided with sludge outlet.
As shown in Figure 1, on rotating disk, the circular end surface that is provided with double wedge is free end face, and being provided with the circular end surface of pulling out material muscle is fixing end face, and fixedly end face and rotating shaft are joined, and free end face is positioned at below mud entrance and medicine entrance.
The present embodiment is realized the dense mud hardening and tempering method of a kind of middle height according to said apparatus, comprises the following steps:
(1) charging: mud is sent into mixing chamber continuously from mud entrance, and meanwhile, modified medicine is sent into mixing chamber from medicine entrance continuously;
(2) batch mixing: in mixing chamber, motor rotates by rotating shaft rotor driven, epitrochanterian double wedge is uniformly mixed mud and modified medicine, forms mixture;
(3) discharge: when rotor rotates, mixture is delivered to sludge outlet and discharged by pulling out material muscle.
During electric machine rotation, when the solid content of mud is lower than 10%, the rotating speed of motor is 600 revs/min; When the solid content of mud is 10～20%, the rotating speed of motor is 1500 revs/min; When the solid content of mud is higher than 20%, the rotating speed of motor is 2800 revs/min; Wherein, the solid content of mud refers to the mass content of solid matter in mud, as mud solid content is greater than 8%, represents that wherein the content of water should be less than 92 kilograms when the weight of mud is 100 kilograms.
In the process that rotor rotates, mud and modified medicine first flow to rotating disk neighboring gradually by center of turntable, when mud and modified medicine are mobile, by double wedge from coil to coil, are uniformly mixed, and while flowing to outer ring, have mixed, and form mixture; When rotor is rotated further, mixture flow to rotating disk below, then pushes sludge outlet to by pulling out material muscle.
As mentioned above, just can realize preferably the utility model, above-described embodiment is only preferred embodiment of the present utility model, is not used for limiting practical range of the present utility model; Be that all equalizations of doing according to the utility model content change and modify, all by the utility model claim scope required for protection, contained.
Claims (8)
1. in, a high dense mud modifying device, is characterized in that, comprises mixing chamber, rotor, rotating shaft, motor and bracing frame, rotor is located at mixing chamber inside, rotating shaft one end is connected with rotor after stretching into mixing chamber, and the rotating shaft the other end is connected with motor, and mixing chamber and motor are individually fixed on bracing frame; Mixing chamber is provided with mud entrance, medicine entrance and sludge outlet; Rotor is disc structure, comprises rotating disk, double wedge and pulls out material muscle, in the circular end surface of rotating disk one side, is distributed with a plurality of double wedges, is distributed with a plurality of material muscle that pull out in the circular end surface of rotating disk opposite side.
2. the dense mud modifying device of a kind of middle height according to claim 1, is characterized in that, described double wedge is triangular prism shape, and double wedge cross section is the trilateral with two fillets and corner angle; On each double wedge, the rotating disk radius at place, double wedge center equates with the angle angle between corner angle medullary ray.
3. the dense mud modifying device of a kind of middle height according to claim 1, is characterized in that, the height of described double wedge is 10～15mm.
4. the dense mud modifying device of a kind of middle height according to claim 1, is characterized in that, on described rotor, double wedge is multi-turn and distributes on rotating disk, the most close center of turntable is inner ring, the most close rotating disk neighboring be outer ring, each double wedge size being positioned on same circle equates; By inner ring, to outer ring, the size of double wedge increases gradually.
5. the dense mud modifying device of a kind of middle height according to claim 4, it is characterized in that, described mixing chamber is provided with the medicine input tube of integral type, medicine input tube comprises straight tube and the ring tube being connected, the opening end of straight tube is medicine entrance, and ring tube bottom is provided with dosing mouth with the joint of mixing chamber; The diameter of ring tube is more than or equal to the inner ring external diameter of double wedge on rotating disk.
6. the dense mud modifying device of a kind of middle height according to claim 1, is characterized in that, support frame as described above is vertical supporting structure, motor is located at bracing frame bottom, mixing chamber is located at bracing frame top, and rotor is located in mixing chamber, and motor output end is connected with rotor by rotating shaft.
7. the dense mud modifying device of a kind of middle height according to claim 6, it is characterized in that, described mixing chamber is cylindrical-shaped structure, and mixing chamber bottom is fixedly connected with bracing frame, mixing chamber top is provided with mud entrance and medicine entrance, and the side of mixing chamber is provided with sludge outlet.
8. the dense mud modifying device of a kind of middle height according to claim 7, it is characterized in that, on described rotating disk, the circular end surface that is provided with double wedge is free end face, being provided with the circular end surface of pulling out material muscle is fixing end face, fixedly end face and rotating shaft are joined, and free end face is positioned at mud entrance and medicine entrance below.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201320700852.2U CN203582674U (en) | 2013-11-07 | 2013-11-07 | Middle-high concentrated sludge conditioning device |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201320700852.2U CN203582674U (en) | 2013-11-07 | 2013-11-07 | Middle-high concentrated sludge conditioning device |
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| CN203582674U true CN203582674U (en) | 2014-05-07 |
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| CN201320700852.2U Withdrawn - After Issue CN203582674U (en) | 2013-11-07 | 2013-11-07 | Middle-high concentrated sludge conditioning device |
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Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103626379A (en) * | 2013-11-07 | 2014-03-12 | 华南理工大学 | Conditioning device and method for sludge with intermediate and high concentrations |
| CN107519780A (en) * | 2016-06-21 | 2017-12-29 | 上海弗鲁克科技发展有限公司 | Efficient syrup inverting equipment and its rotor |
| CN109694175A (en) * | 2018-11-21 | 2019-04-30 | 中节能博实(湖北)环境工程技术股份有限公司 | The adjustable quenched dehydration device of sludge |
-
2013
- 2013-11-07 CN CN201320700852.2U patent/CN203582674U/en not_active Withdrawn - After Issue
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103626379A (en) * | 2013-11-07 | 2014-03-12 | 华南理工大学 | Conditioning device and method for sludge with intermediate and high concentrations |
| CN107519780A (en) * | 2016-06-21 | 2017-12-29 | 上海弗鲁克科技发展有限公司 | Efficient syrup inverting equipment and its rotor |
| CN107519780B (en) * | 2016-06-21 | 2023-05-19 | 上海弗鲁克科技发展有限公司 | High-efficiency sugar melting equipment and rotor thereof |
| CN109694175A (en) * | 2018-11-21 | 2019-04-30 | 中节能博实(湖北)环境工程技术股份有限公司 | The adjustable quenched dehydration device of sludge |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| AV01 | Patent right actively abandoned |
Granted publication date: 20140507 Effective date of abandoning: 20150422 |
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| AV01 | Patent right actively abandoned |
Granted publication date: 20140507 Effective date of abandoning: 20150422 |