CN211198998U - Sludge flocculation granulation mixer - Google Patents
Sludge flocculation granulation mixer Download PDFInfo
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- CN211198998U CN211198998U CN201922124102.5U CN201922124102U CN211198998U CN 211198998 U CN211198998 U CN 211198998U CN 201922124102 U CN201922124102 U CN 201922124102U CN 211198998 U CN211198998 U CN 211198998U
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- stirring shaft
- sludge
- pipeline
- stirring
- bevel gear
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Abstract
The utility model discloses a sludge flocculation granulation mixer, which comprises a transverse pipeline communicated with a sludge inlet pipe and a stirring device arranged in the pipeline; the stirring device comprises a stirring shaft, a driving motor and a fixing mechanism, wherein the stirring shaft is transversely arranged on the central axis of the pipeline, the driving motor is fixed on the pipe wall at the top of the pipeline, a driving bevel gear is arranged at the lower end of an output shaft of the driving motor, and a driven bevel gear meshed with the driving bevel gear is arranged at the front end of the stirring shaft; blade groups are distributed at equal intervals in the length direction of the stirring shaft; the top of the pipeline is sequentially provided with at least 2 dosing ports along the flowing direction of sludge, and the dosing ports are all positioned above the stirring shaft. The utility model discloses need not use the conditioning tank to add medicine flocculation, direct mount can on advancing the mud pipe, can reduce to take up an area of, reduce sludge treatment process, practice thrift the sludge treatment cost to be favorable to follow-up sludge dewatering, improve sludge dewatering efficiency, guarantee dehydration effect.
Description
Technical Field
The utility model relates to a sludge treatment technical field, concretely relates to mud flocculation granulation blender.
Background
In the municipal sludge treatment process, a PAM flocculating agent is required to be added into the sludge, so that the sludge is flocculated and then enters dewatering equipment for dewatering treatment. In the prior art, sludge is usually introduced into a conditioning tank with a propeller, a PAM flocculant is added for mixing and flocculating, the time for adding and mixing the chemicals in the conditioning tank is generally 1-3min, the sizes and the shapes of flocs in the mixed sludge are different, the water content is high, the anti-shearing capability is poor, the stirring intensity of a mixing device with the propeller is high, the flocs are easy to break in the stirring process, and the subsequent dewatering effect is not ideal.
Disclosure of Invention
The to-be-solved technical problem of the utility model is to provide a mud flocculation granulation blender can carry out the multistage mixture when advancing mud and add the medicine, realize the floc roll and mix, and flocculation is effectual, be favorable to follow-up dehydration, and takes up an area of for a short time, with low costs.
In order to solve the technical problem, the utility model adopts the following technical scheme:
designing a sludge flocculation granulation mixer, which comprises a transverse pipeline communicated with a sludge inlet pipe and a stirring device arranged in the pipeline;
the stirring device comprises a stirring shaft, a driving motor and a fixing mechanism, wherein the stirring shaft is transversely arranged on the central axis of the pipeline, the driving motor is fixed on the pipe wall at the top of the pipeline, a driving bevel gear is arranged at the lower end of an output shaft of the driving motor, and a driven bevel gear meshed with the driving bevel gear is arranged at the front end of the stirring shaft, so that the driving motor drives the stirring shaft to rotate;
the fixing mechanism comprises a support fixed on the inner wall of the top of the pipeline and an encapsulation shell arranged at the lower end of the support, the driving bevel gear and the driven bevel gear are encapsulated in the shell, and the stirring shaft and the output shaft of the driving motor are respectively connected with the side wall of the shell through bearings;
at least 3 blade groups are equidistantly distributed in the length direction of the stirring shaft, and each blade group comprises stirring blades which are equidistantly distributed along the circumference of the stirring shaft; the flowing direction of the sludge in the pipeline is from the front end to the tail end of the stirring shaft; the top of the pipeline is sequentially provided with at least 2 dosing ports along the flowing direction of sludge, and the dosing ports are all positioned above the stirring shaft.
In the technical scheme, the pipeline is used for being installed on the sludge inlet pipe, and the chemical adding, mixing and flocculation are realized in the process that sludge flows through the pipeline from the sludge inlet pipe; the driving motor drives the stirring shaft to rotate through the transmission of the two bevel gears, so that the sludge can rotate and flow in the pipeline, at least two medicine adding ports are arranged, and the medicine is added for multiple times in the sludge flowing process. First add medicine mouth and add a small amount of flocculating agent after, form partly flocculating constituent earlier, the flocculating constituent is along with stirring vane rotary flow, add medicine mouth next and add after a small amount of flocculating constituent, further mix the flocculation, form more flocculation again, flocculating constituent one deck mixes together, crescent, form size and shape rule and unified bulk flocculating constituent, so rotatory the mixing, can avoid wrapping up free water in the flocculating constituent, it is constantly rotatory to the flocculating constituent under the effect of centrifugal force simultaneously, add the medicine through the multistage mixture, the inside water content of flocculating constituent that mud formed after passing through the pipeline of blender is few, anti shear capacity reinforcing, be favorable to guaranteeing subsequent dewatering effect.
Preferably, the number of the stirring blades in each blade group is 4-6, the stirring blades are triangular, and the vertex angle of the triangle is arranged towards the front end direction of the stirring shaft. The blade group that sets up like this is the toper in whole shape for along with the rotation of (mixing) shaft, centrifugal force in mud flow direction is in the crescent, makes mud stirring more even.
Preferably, the stirring blades in each blade group are obliquely arranged towards the same direction, the included angle between each stirring blade and the stirring shaft is 30-50 degrees, and the obliquely arranged blades can reduce the rotation resistance.
Preferably, a conical diversion boss is arranged on one side, facing the sludge inflow, of the shell, so that a diversion effect is achieved, and the sludge flowing resistance is reduced.
Preferably, the number of the medicine adding openings is 3.
Preferably, the stirring shaft is connected with the fixed block through a bearing, the section of the fixed block is circular, and the fixed block is fixed on the inner wall of the pipeline through a support rod to further fix the stirring shaft.
Preferably, the number of the supporting rods is 3, and the supporting rods are distributed at equal intervals along the circumference of the fixing block.
Preferably, a protective cover is provided outside the driving motor.
The beneficial effects of the utility model reside in that:
the utility model discloses the pipeline of mud flocculation granulation blender is direct with advance mud union coupling together, realized that the mud advances the mud in the realization add medicine and mix the flocculation, adopt the (mixing) shaft of horizontal setting, the blading that stirring vane constitutes, the stirring in mud advances mud direction, carry out the multistage medicine that adds in grades at the flow in-process of mud, realize the rotatory roll of flocculating constituent and mix, make flocculating constituent one deck mix together, form the comparatively regular and unified bulk flocculating constituent of shape and size, and the flocculating constituent water content that forms is low, anti shear capacity reinforcing, make the later stage dehydration quicker, dewatering effect is better.
The utility model discloses need not use the conditioning tank to add medicine flocculation, direct mount can on advancing the mud pipe, can reduce to take up an area of, reduce sludge treatment process, practice thrift the sludge treatment cost to be favorable to follow-up sludge dewatering, improve sludge dewatering efficiency, guarantee dehydration effect.
Drawings
FIG. 1 is a schematic structural view of an embodiment of the sludge flocculation granulation mixer of the present invention;
FIG. 2 is a schematic view of the structure of the stirring shaft in FIG. 1;
FIG. 3 is a schematic structural diagram of another embodiment of the sludge flocculation granulation mixer of the present invention;
FIG. 4 is a schematic structural view of the fixing manner of the tail end of the stirring shaft in FIG. 3;
FIG. 5 is a schematic structural view of a stirring blade;
the reference numbers in the figure are 1 pipeline, 2 stirring shaft, 3 driving motor, 4 driving bevel gear, 5 driven bevel gear, 6 support, 7 shell, 8 stirring blade, 9 medicine feeding port, 10 flow guide boss, 11 fixed block, 12 support rod and 13 protective cover, wherein the hollow arrow points to the flowing direction of sludge, and α is the included angle between stirring blade and stirring shaft.
Detailed Description
The following examples are provided only for illustrating the embodiments of the present invention in detail and are not intended to limit the scope of the present invention in any way.
Example 1: a sludge flocculation granulation mixer is shown in figures 1-2 and comprises a transverse pipeline 1 communicated with a sludge inlet pipe and a stirring device arranged in the pipeline 1.
The stirring device comprises a stirring shaft 2, a driving motor 3 and a fixing mechanism, wherein the stirring shaft 2 is transversely arranged on the central axis of the pipeline 1, the driving motor 3 is fixed on the top pipe wall of the pipeline 1, the lower end of an output shaft of the driving motor 3 is provided with a driving bevel gear 4, and the front end of the stirring shaft 2 is provided with a driven bevel gear 5 meshed with the driving bevel gear 4, so that the driving motor 3 drives the stirring shaft 2 to rotate;
the fixing mechanism comprises a bracket 6 fixed on the inner wall of the top of the pipeline 1 and an encapsulation shell 7 arranged at the lower end of the bracket 6, the driving bevel gear 4 and the driven bevel gear 5 are encapsulated in the shell 7, and the stirring shaft 2 and the output shaft of the driving motor are respectively connected with the side wall of the shell 7 through bearings;
at least 3 blade groups are equidistantly distributed in the length direction of the stirring shaft 2, and each blade group comprises stirring blades 8 equidistantly distributed along the circumference of the stirring shaft; the flowing direction of the sludge in the pipeline 1 is from the front end to the tail end of the stirring shaft 2; the top of the pipeline 1 is sequentially provided with 3 dosing ports 9 along the flowing direction of sludge, and the dosing ports 9 are all positioned above the stirring shaft 2.
The number of the stirring blades 8 in each blade group is 4-6, the stirring blades 8 are triangular, and the vertex angle of each triangle is arranged towards the front end direction of the stirring shaft 2. The stirring blades 8 in each blade group are obliquely arranged towards the same direction, and the included angle between each stirring blade and the stirring shaft 2 is 30-50 degrees, as shown in fig. 5.
Further, a protective cover 13 is provided outside the drive motor 3.
Example 3: a sludge flocculation granulation mixer is shown in figures 3-4, and is different from the embodiment 1 in that the sludge flocculation granulation mixer further comprises a fixed block 11 installed at the tail end of the stirring shaft, the stirring shaft 2 is connected with the fixed block 11 through a bearing, the section of the fixed block 11 is circular, and the fixed block 11 is fixed on the inner wall of the pipeline 1 through a support rod 12. Wherein the branch 12 is 3, follows the circumference equidistance of fixed block 11 distributes.
The apparatus elements referred to in the above embodiments are conventional apparatus elements unless otherwise specified.
The utility model discloses a concrete working method does: with pipe connection on the mud pipe of advancing of mud, when mud flowed through this pipeline from advancing the mud pipe, throw the medicament from adding the medicine mouth, driving motor drives the (mixing) shaft simultaneously and rotates, drives the mud rotation, with medicament intensive mixing, realizes multi-level mixed flocculation, the mud flow direction next dehydration process after the flocculation.
The embodiments of the present invention have been described in detail with reference to the drawings and examples, but the present invention is not limited to the above embodiments, and can be modified or changed within the knowledge of those skilled in the art without departing from the spirit of the present invention.
Claims (8)
1. A sludge flocculation granulation mixer is characterized by comprising a transverse pipeline communicated with a sludge inlet pipe and a stirring device arranged in the pipeline;
the stirring device comprises a stirring shaft, a driving motor and a fixing mechanism, wherein the stirring shaft is transversely arranged on the central axis of the pipeline, the driving motor is fixed on the pipe wall at the top of the pipeline, a driving bevel gear is arranged at the lower end of an output shaft of the driving motor, and a driven bevel gear meshed with the driving bevel gear is arranged at the front end of the stirring shaft, so that the driving motor drives the stirring shaft to rotate;
the fixing mechanism comprises a support fixed on the inner wall of the top of the pipeline and an encapsulation shell arranged at the lower end of the support, the driving bevel gear and the driven bevel gear are encapsulated in the shell, and the stirring shaft and the output shaft of the driving motor are respectively connected with the side wall of the shell through bearings;
at least 3 blade groups are equidistantly distributed in the length direction of the stirring shaft, and each blade group comprises stirring blades which are equidistantly distributed along the circumference of the stirring shaft; the flowing direction of the sludge in the pipeline is from the front end to the tail end of the stirring shaft; the top of the pipeline is sequentially provided with at least 2 dosing ports along the flowing direction of sludge, and the dosing ports are all positioned above the stirring shaft.
2. The sludge flocculation granulation mixer of claim 1, wherein the number of the stirring blades in each blade group is 4-6, the stirring blades are triangular, and the vertex angle of the triangle is arranged towards the front end direction of the stirring shaft.
3. The sludge flocculation and granulation mixer of claim 1, wherein the stirring blades in each blade group are inclined towards the same direction, and the included angle between the stirring blades and the stirring shaft is 30-50 degrees.
4. The sludge flocculation granulation mixer of claim 1, wherein a conical diversion boss is provided on the side of the housing facing the sludge inflow.
5. The sludge flocculation granulation mixer of claim 1, wherein the number of the dosing ports is 3.
6. The sludge flocculation granulation mixer of claim 1, further comprising a fixed block mounted at the tail end of the stirring shaft, wherein the stirring shaft is connected with the fixed block through a bearing, the cross section of the fixed block is circular, and the fixed block is fixed on the inner wall of the pipeline through a support rod.
7. The sludge flocculation granulation mixer of claim 6, wherein the number of the support rods is 3, and the support rods are distributed at equal intervals along the circumference of the fixing block.
8. The sludge flocculation granulation mixer of claim 1, wherein a protective cover is provided outside the drive motor.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201922124102.5U CN211198998U (en) | 2019-12-02 | 2019-12-02 | Sludge flocculation granulation mixer |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201922124102.5U CN211198998U (en) | 2019-12-02 | 2019-12-02 | Sludge flocculation granulation mixer |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN211198998U true CN211198998U (en) | 2020-08-07 |
Family
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201922124102.5U Active CN211198998U (en) | 2019-12-02 | 2019-12-02 | Sludge flocculation granulation mixer |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN211198998U (en) |
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2019
- 2019-12-02 CN CN201922124102.5U patent/CN211198998U/en active Active
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