CN210544736U - Stirring device for PAM mixing - Google Patents
Stirring device for PAM mixing Download PDFInfo
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- CN210544736U CN210544736U CN201921303430.5U CN201921303430U CN210544736U CN 210544736 U CN210544736 U CN 210544736U CN 201921303430 U CN201921303430 U CN 201921303430U CN 210544736 U CN210544736 U CN 210544736U
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Abstract
The utility model provides a stirring device for PAM mixing, which comprises a driving device, a medicine box, a stirring shaft, a first stirring paddle, a second stirring paddle and a porous baffle plate; the medicine box is provided with a medicine adding port, a water inlet and a medicine outlet; the driving device is arranged at the center of the top of the medicine chest and used for driving the stirring shaft to rotate; the first end of the stirring shaft is in driving connection with the driving device, and the second end of the stirring shaft extends into the medicine chest; the hole-shaped baffle is fixed in the medicine box to divide the medicine box into a first chamber and a second chamber from top to bottom; the center of the hole-shaped baffle is provided with a mounting hole matched with the stirring shaft for the stirring shaft to pass through; the first stirring paddle and the second stirring paddle are sequentially fixed on the stirring shaft at intervals along the direction from the first end to the second end, the first stirring paddle is positioned in the first cavity, and the second stirring paddle is positioned in the second cavity; the second stirring paddle is a frame type stirring paddle. The stirring device can quickly and fully dissolve PAM particles added into the medicine box, and greatly reduce the accumulation of jelly.
Description
Technical Field
The utility model relates to a sewage treatment field, concretely relates to an agitating unit for PAM mixes.
Background
In the process of extracting alumina by a one-step acid dissolution method, the treatment of acidic industrial wastewater generated in the production process mainly comprises the steps of neutralization, separation and sedimentation, filtration, deionization, recycling and the like, wherein the quality of the separation and sedimentation effect directly influences the sewage treatment effect and the service life of filtration equipment and deionization equipment.
PAM (polyacrylamide) is used as the most important medicament in the separation and sedimentation process, and the full and efficient preparation of the PAM is particularly important. PAM is used in the form of 0.1-0.2 wt% aqueous solution, is prepared by using tap water, the optimal dissolving temperature of the PAM is not 50-60 ℃, the PAM is required to be uniformly and dispersedly dropped into water which is continuously stirred during preparation, and the PAM is required to be dispersed into the water and is independent particles without agglomeration, otherwise, once large particle agglomerates of the water-in-medicine are formed, the PAM is difficult to continue to dissolve. Therefore, the preparation should be sufficiently stirred to dissolve the compound.
Present agitating unit is simple oar formula stirring, and stirring ability is relatively poor, uses through a period, and a large amount of jellies can be gathered to the medical kit bottom, blocks up and adds the medicine pipeline, makes PAM add the medicine effect variation, influences the sewage treatment effect, and jelly viscosity is great and have certain mobility moreover, very is difficult to the clearance.
SUMMERY OF THE UTILITY MODEL
An object of the utility model is to provide an agitating unit for PAM mixes, this agitating unit for PAM mixes can make the PAM granule that adds in the medicine case dissolve fast, fully to reduce gathering of jelly in a large number.
In order to achieve the above purpose, the utility model adopts the following technical scheme:
a stirring device for PAM mixing comprises a medicine chest, a driving device, a stirring shaft, a first stirring paddle, a second stirring paddle and a porous baffle plate;
the top of the medicine box is provided with a medicine feeding port, the upper part of the side wall is provided with a water inlet, and the lower part of the side wall is provided with a medicine outlet;
the driving device is arranged at the center of the top of the medicine chest and used for driving the stirring shaft to rotate;
the first end of the stirring shaft is in driving connection with the driving device, and the second end of the stirring shaft extends into the medicine box and is used for stirring in the medicine box;
the hole-shaped baffle is fixed in the medicine box and divides the medicine box into a first chamber and a second chamber from top to bottom; the center of the hole-shaped baffle is provided with a mounting hole matched with the stirring shaft, and the hole-shaped baffle is used for the stirring shaft to pass through;
the first stirring paddle and the second stirring paddle are sequentially fixed on the stirring shaft at intervals along the direction from the first end to the second end, the first stirring paddle is positioned in the first cavity, and the second stirring paddle is positioned in the second cavity;
and the second stirring paddle is a frame type stirring paddle.
Preferably, a baffle bracket is fixed on the inner wall of the medicine chest and used for supporting the hole-shaped baffle.
Preferably, the stirring shaft comprises a first stirring shaft and a second stirring shaft which are arranged from top to bottom, the first stirring paddle is fixed on the first stirring shaft, and the second stirring paddle is fixed on the second stirring shaft.
Preferably, the first stirring shaft and the second stirring shaft are fixedly connected through a fixing piece, and the fixing piece is a coupler.
Preferably, the first stirring paddle is a propeller stirring paddle.
Preferably, the first stirring paddle has at least 2 stirring blades.
Preferably, the perforated baffles are grid baffles.
Preferably, the kit is cylindrical or cubical in shape.
Preferably, the size of the medicine chest is 100mm x 120 mm.
Preferably, the edge of the frame plate of the second stirring paddle is provided with scraping teeth for scraping and sweeping the inner wall of the medicine box.
Compared with the prior art, the beneficial effects of the utility model reside in that:
the utility model provides an agitating unit for PAM mixes can make the PAM granule that adds in the medicine case dissolve fast, fully to reduce gathering of colloid in a large number, avoid out medicine pipeline jam, reduction medical kit clearance number of times of medicine mouth department, improve PAM dissolution efficiency, reduce workman's intensity of labour.
Drawings
Fig. 1 is a schematic structural diagram of an embodiment of the stirring device for PAM mixing according to the present invention.
Detailed Description
The technical solution and effects of the present invention will be further explained with reference to the accompanying drawings and the detailed description. The following embodiments are merely illustrative of the present invention, and the present invention is not limited to the following embodiments or examples. Use the utility model discloses a think about right the utility model discloses the simple change that goes on is all in the utility model discloses the within range that claims.
As shown in fig. 1, the stirring device for PAM mixing of the present invention includes a medicine tank 1, a driving device, a stirring shaft 2, a first stirring paddle 3, a second stirring paddle 4, and a porous baffle 5; the top of the medicine box 1 is provided with a medicine adding port 11, the upper part of the side wall is provided with a water inlet 12, and the lower part of the side wall is provided with a medicine outlet 13; the driving device is arranged at the center of the top of the medicine chest 1 and used for driving the stirring shaft 2 to rotate; the first end of the stirring shaft 2 is in driving connection with the driving device, and the second end of the stirring shaft extends into the medicine chest 1 and is used for stirring in the medicine chest 1; the hole-shaped baffle 5 is fixed in the medicine box 1 and divides the medicine box 1 into a first chamber and a second chamber from top to bottom; the center of the porous baffle 5 is provided with a mounting hole matched with the stirring shaft 2 and used for the stirring shaft 2 to pass through; the first stirring paddle 3 and the second stirring paddle 4 are sequentially fixed on the stirring shaft 2 at intervals along the direction from the first end to the second end, the first stirring paddle 3 is positioned in the first cavity, and the second stirring paddle 4 is positioned in the second cavity; the second stirring paddle 4 is a frame type stirring paddle.
Those skilled in the art understand that an output pipeline, also called a drug feeding pipeline, is arranged at the drug outlet 13 of the box body 1, and is used for outputting the prepared PAM solution to a required position.
When configuration PAM solution, the PAM granule forms the large granule group of water drum medicine very easily to gather in the bottom of medical kit 1 in a large number with the form of jelly, can block up the medicine pipeline that adds of a medicine mouth 13 department on the one hand, make PAM add the medicine effect variation, thereby influence sewage treatment effect, on the other hand because jelly viscosity is great and have certain mobility, very difficult to clear up.
The stirring paddles include anchor type stirring paddles, paddle type stirring paddles, turbine type stirring paddles, propeller type stirring paddles, and gate type stirring paddles, which are commonly used in the art. The second stirring paddle in the second chamber is preferably a frame type stirring paddle, on one hand, the frame type stirring paddle is firm in structure and large in material stirring amount, and can be used for fully stirring liquid in the second chamber at the lower part of the medicine box 1 and preventing jelly from accumulating, so that a medicine adding pipeline at the medicine outlet 13 is prevented from being blocked; on the other hand, the clearance between frame stirring rake and the inner wall of medical kit 1 is less, and it has the effect of sweeping to the inner wall of medical kit 1 to can prevent that the accumulation and the adhesion of jelly on medical kit 1 inner wall from, reduce the clearance frequency and the clearance degree of difficulty to medical kit 1, reduce workman's intensity of labour.
The arrangement of the porous baffle 5 can reduce the mutual interference between two stirring actions in the first chamber positioned at the upper part and the second chamber positioned at the lower part, thereby improving the stirring efficiency; meanwhile, the generated small jelly can be blocked in the first cavity, and the generated small jelly is prevented from entering the second cavity and accumulating.
As will be understood by those skilled in the art, the driving device comprises a motor, a speed reducer and a matched bearing; the motor is used for converting electric energy into mechanical energy; the speed reducer is a power transmission mechanism, and reduces the revolution number of a power source to a required revolution number by using a speed converter of a gear, and obtains larger torque; the matched speed reducer bearing plays a role of supporting a gear shaft or a connecting rod between rotation.
The arrows in fig. 1 represent the liquid flow direction in the first and second chambers, respectively.
The stirring device for mixing PAM can improve the stirring efficiency, quickly and fully dissolve PAM particles added into the medicine box, and avoid the accumulation of jelly, thereby efficiently preparing PAM solution meeting the requirements; meanwhile, the cleaning frequency and the cleaning difficulty of the medicine chest 1 can be reduced, and the labor intensity of workers is reduced.
In one embodiment, the first paddle 3 is a propeller paddle, and preferably, the first paddle 3 has at least 2 stirring blades, such as 3 stirring blades.
The propelled stirring rake uses the volume circulation as the main, and circulation rate is high, and shearing action is little, makes the liquid in the first cavity produce radial flow during the stirring, is difficult for forming the vortex again and makes PAM granule form the large granule group of water drum medicine, and it is effectual about it to tumble, is favorable to PAM granule's abundant dissolving.
In one embodiment, a flap support 6 is fixed to an inner wall of the medicine box 1 for supporting the aperture-shaped flap 5.
As will be understood by those skilled in the art, the baffle bracket 6 is preferably disposed vertically to the inner wall of the medicine chest 1 to support the aperture-like baffle 5 horizontally.
In one embodiment, the stirring shaft 2 includes a first stirring shaft 21 and a second stirring shaft 22 arranged from top to bottom, the first stirring paddle 3 is fixed on the first stirring shaft 21, and the second stirring paddle 4 is fixed on the second stirring shaft 22.
This kind of arrangement divides into separable two parts with the (mixing) shaft to make things convenient for first stirring rake 3 and second stirring rake 4 fixed and dismantlement on (mixing) shaft 2, also make things convenient for the installation and the dismouting of (mixing) shaft 2 in medical kit 1.
In a preferred embodiment, the first stirring shaft 21 and the second stirring shaft 22 are fixedly connected by a fixing member, and the fixing member is a coupler so as to make the first stirring shaft 21 and the second stirring shaft 22 rotate synchronously.
In one embodiment, the perforated baffle 5 is a mesh baffle. Can be a plastic grid baffle plate or a stainless steel grid baffle plate, etc.
The medicine chest 1 may be in the general shape of a box, in one embodiment the medicine chest 1 is cylindrical or cubical.
In one embodiment, the medicine box 1 is cubical and has dimensions of 100mm × 100mm × 120 mm.
The size of the medicine chest 1 can also be selected according to the actual need.
In one embodiment, the frame plate edge of the second stirring paddle 4 is provided with scraping teeth for scraping the inner wall of the medicine chest 1.
The arrangement can conveniently sweep the inner wall of the medicine box 1, prevent the inner wall from accumulating jelly, reduce the cleaning frequency and the cleaning difficulty of the medicine box 1 and reduce the labor intensity of workers; meanwhile, the edge of the frame plate can be prevented from being scratched when the inner wall of the medicine box 1 is contacted, the second stirring paddle 4 and the medicine box 1 are prevented from being damaged, and the continuous stirring of the second stirring paddle 4 in the medicine box 1 is ensured.
The utility model discloses a stirring apparatus for PAM mixes when using, starts drive arrangement thereby and drives (mixing) shaft 2 rotation, and add PAM granule and moisture respectively in adding medicine mouth 11 and water inlet 12 in the medical kit 1, first stirring rake 3 is along with the rotation of first (mixing) shaft 21 stirs in the first cavity, second stirring rake 4 is along with the rotation of second (mixing) shaft 22 stirs in the second cavity, thereby fully stirs the PAM granule of adding in the medical kit 1, further makes it fully dissolve in water, prevents that it from forming the jelly because of dissolving inadequately, influences the result of use of PAM solution of medicine mouth 13 department; the dissolved PAM solution is output to a desired position through the drug outlet 13 and an output pipeline (i.e., a drug adding pipeline) of the drug outlet 13.
In normal production, 5-6 cases of PAM solution are required to be prepared every day. When using current PAM agitating unit configuration, a large amount of preparations add the PAM granule and dissolve inadequately, cause a large amount of jellies to gather, block up the medicine pipeline entry filter screen that adds of medicine case lower part play medicine mouth 13 department, be unfavorable for the output of PAM solution to use, just need clear up once about every 20min when serious, greatly reduced add medicine efficiency, the jellies of gathering for a long time still can produce the bad pungent stink, moreover the reproduction of bacterium also can cause adverse effect to PAM's result of use. Meanwhile, the jelly is difficult to clean due to high viscosity, and needs to be stopped for cleaning, so that production is influenced.
After the stirring device for PAM mixing is adopted, under the condition of the same dosage, the dissolution rate and the dissolution efficiency of PAM are obviously improved, and meanwhile, part of small jelly which is not completely dissolved is blocked in the first cavity by the porous baffle 5, so that the small jelly is prevented from accumulating to the bottom of the medicine box to block a medicine feeding pipeline at the medicine outlet 13, the prepared PAM solution can be smoothly output and used, and the stirring device is convenient to clean and does not need to be shut down during cleaning; meanwhile, the stirring amount of the frame type stirring paddle in the second chamber is obviously enhanced, the inner wall of the medicine box 1 has a good scraping and sweeping effect, the formation and accumulation of jelly on the inner wall of the medicine box 1 are greatly reduced, the phenomenon of blocking of a filter screen in a medicine outlet pipeline is avoided, the time for shutdown maintenance is reduced, the labor intensity of personnel and unnecessary operation are reduced, and the production efficiency is improved.
The stirring device of the utility model can also be used for the configuration of other medicaments.
The above embodiments are only for illustrative purposes, but not for limiting the present invention, and those skilled in the relevant art can make various changes and modifications without departing from the spirit and scope of the present invention, so all equivalent technical solutions should also belong to the scope of the present invention, and the protection scope of the present invention should be defined by the claims.
Claims (10)
1. A stirring device for PAM mixing is characterized by comprising a medicine box (1), a driving device, a stirring shaft (2), a first stirring paddle (3), a second stirring paddle (4) and a porous baffle (5);
the top of the medicine box (1) is provided with a medicine feeding port (11), the upper part of the side wall is provided with a water inlet (12), and the lower part of the side part is provided with a medicine outlet (13);
the driving device is arranged at the center of the top of the medicine box (1) and used for driving the stirring shaft (2) to rotate;
the first end of the stirring shaft (2) is in driving connection with the driving device, and the second end of the stirring shaft extends into the medicine chest (1) and is used for stirring in the medicine chest (1);
the hole-shaped baffle (5) is fixed in the medicine box (1) and divides the medicine box (1) into a first chamber and a second chamber from top to bottom; the center of the porous baffle (5) is provided with a mounting hole matched with the stirring shaft (2) for the stirring shaft (2) to pass through;
the first stirring paddle (3) and the second stirring paddle (4) are sequentially fixed on the stirring shaft (2) at intervals along the direction from the first end to the second end, the first stirring paddle (3) is positioned in the first cavity, and the second stirring paddle (4) is positioned in the second cavity;
and the second stirring paddle (4) is a frame type stirring paddle.
2. Stirring device according to claim 1, wherein a baffle bracket (6) is fixed to the inner wall of the medicine chest (1) for supporting the perforated baffle (5).
3. The stirring device according to claim 1 or 2, wherein the stirring shaft (2) comprises a first stirring shaft (21) and a second stirring shaft (22) arranged from top to bottom, the first stirring paddle (3) is fixed on the first stirring shaft (21), and the second stirring paddle (4) is fixed on the second stirring shaft (22).
4. A mixer device according to claim 3, wherein said first mixer shaft (21) and said second mixer shaft (22) are fixedly connected by means of a fixing element, said fixing element being a coupling.
5. The stirring device according to any of claims 1, 2 and 4, characterized in that the first stirring blade (3) is a propeller stirring blade.
6. Stirring device according to claim 5, characterised in that said first stirring blade (3) has at least 2 stirring blades.
7. Stirring device according to any of claims 1, 2, 4 and 6, characterized in that said perforated baffles (5) are grid-like baffles.
8. The stirring device according to any one of claims 1, 2, 4 and 6, wherein said medicine chest (1) is cylindrical or cubical.
9. Stirring device according to claim 8, characterised in that the size of the medicine boxes (1) is 100mm x 120 mm.
10. The stirring device according to any one of claims 1, 2, 4, 6 and 9, wherein the frame plate edge of the second stirring paddle (4) is provided with scraping teeth for scraping the inner wall of the medicine chest (1).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201921303430.5U CN210544736U (en) | 2019-08-12 | 2019-08-12 | Stirring device for PAM mixing |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201921303430.5U CN210544736U (en) | 2019-08-12 | 2019-08-12 | Stirring device for PAM mixing |
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| Publication Number | Publication Date |
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| CN210544736U true CN210544736U (en) | 2020-05-19 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN201921303430.5U Active CN210544736U (en) | 2019-08-12 | 2019-08-12 | Stirring device for PAM mixing |
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| CN (1) | CN210544736U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112023797A (en) * | 2020-08-14 | 2020-12-04 | 河南中烟工业有限责任公司 | Automatic medicine stirring device |
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2019
- 2019-08-12 CN CN201921303430.5U patent/CN210544736U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112023797A (en) * | 2020-08-14 | 2020-12-04 | 河南中烟工业有限责任公司 | Automatic medicine stirring device |
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