CN210410248U - Polyacrylamide dissolving device - Google Patents
Polyacrylamide dissolving device Download PDFInfo
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- CN210410248U CN210410248U CN201921121378.1U CN201921121378U CN210410248U CN 210410248 U CN210410248 U CN 210410248U CN 201921121378 U CN201921121378 U CN 201921121378U CN 210410248 U CN210410248 U CN 210410248U
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Abstract
The utility model discloses a polyacrylamide dissolving device, which comprises a dissolving box, a driving motor and a stirring blade, wherein the dissolving box is an enclosed container and is used for providing a place for dissolving polyacrylamide; a feed inlet is formed in one side of the upper end of the dissolving box and used for feeding polyacrylamide powder; the other side of the upper end of the dissolving tank is provided with a water inlet pipe, and the water inlet pipe extends into the dissolving tank and is used for adding water; a driving motor is arranged in the middle of the upper end of the dissolving tank, a rotating shaft of the driving motor is connected with a main shaft in the dissolving tank through a shaft sleeve, and a plurality of stirring blades are arranged on the outer side of the main shaft and used for mixing materials; the side of the bottom of the dissolving box is provided with a discharging pipe for outputting finished products. The utility model discloses can make polyacrylamide dry powder fully dissolve to avoid appearing the colloid piece in the solution, improved polyacrylamide's utilization ratio.
Description
Technical Field
The utility model belongs to the technical field of sewage treatment, concretely relates to polyacrylamide dissolving device.
Background
Polyacrylamide PAM is a linear organic high molecular polymer with the structural formula of [ -CH ]2－CH(CONH2)]n-has a molecular weight of 100 to 500 ten thousand. Polyacrylamide is widely used for sewage treatment as a water treatment flocculant product.
Before adding polyacrylamide, the polyacrylamide needs to be dissolved to prepare a polyacrylamide solution. In the sewage treatment process, the dosage of polyacrylamide is large, but the dissolution speed is slow, and the solution is easy to be bonded to form gelatinous lumps, so that the flocculation effect is reduced, and the pipeline is frequently blocked, thereby influencing the sewage treatment effect.
The chinese utility model patent with publication number "CN 203610055U" discloses a polyacrylamide dissolving device, which comprises a first dissolving tank and a second dissolving tank connected with each other, a stirrer arranged in the two dissolving tanks, and a feeder arranged on the first dissolving tank; the first dissolving tank is connected with the second dissolving tank through a communicating pipe, a water inlet pipe and a feed inlet are arranged on the first dissolving tank, and a discharge port is arranged on the side portion of the second dissolving tank. Although the device can achieve the effect of promoting the dissolution of polyacrylamide, the problem of polyacrylamide solution adhesion is not completely solved.
SUMMERY OF THE UTILITY MODEL
To the above-mentioned problem that exists among the prior art, the utility model provides a polyacrylamide dissolving device, the device can make polyacrylamide dry powder fully dissolve to avoid appearing the colloid piece in the solution, improved polyacrylamide's utilization ratio.
Therefore, the utility model adopts the following technical scheme:
a polyacrylamide dissolving device comprises a dissolving box, a driving motor and stirring blades, wherein the dissolving box is a closed container and is used for providing a polyacrylamide dissolving place; a feed inlet is formed in one side of the upper end of the dissolving box and used for feeding polyacrylamide powder; the other side of the upper end of the dissolving tank is provided with a water inlet pipe, and the water inlet pipe extends into the dissolving tank and is used for adding water; a driving motor is arranged in the middle of the upper end of the dissolving tank, a rotating shaft of the driving motor is connected with a main shaft in the dissolving tank through a shaft sleeve, and a plurality of stirring blades are arranged on the outer side of the main shaft and used for mixing materials; the side of the bottom of the dissolving box is provided with a discharging pipe for outputting finished products.
Preferably, the stirring blade comprises a first blade arranged in the middle of the main shaft and a second blade arranged at the lower end of the main shaft, and the diameter of the second blade is smaller than that of the first blade.
Preferably, the stirring speed of the stirring blade is 150-200 r/min.
Preferably, the inner side wall of the dissolving tank is provided with a spoiler, and the bottom of the dissolving tank is provided with an ultrasonic generator, an emptying pipe and a temperature sensor.
Preferably, the number of spoilers is 2-4.
Preferably, the number of the ultrasonic generators is 2-4, and the ultrasonic power is 100-150W.
Preferably, the temperature sensor is used for monitoring the temperature of the solution, and the ultrasonic generator stops working when the temperature reaches a set temperature.
Preferably, the number of the emptying pipes is 2-4, and the emptying pipes are provided with valves for periodically cleaning residues at the bottom of the dissolving tank.
Preferably, the volume of the dissolving tank is determined according to the yield of the polyacrylamide solution.
Compared with the prior art, the beneficial effects of the utility model are that:
(1) through the stirring blade that the diameter is great that sets up in the main shaft intermediate position and the stirring blade that the diameter is less that sets up in the main shaft lower extreme, can realize dissolving of polyacrylamide in the solution and deposit at dissolving tank bottom portion simultaneously, save time.
(2) The setting of dissolving incasement wall spoiler can realize effectual vortex, and the contact space of increase polyacrylamide powder and water promotes to dissolve.
(3) The ultrasonic generator arranged at the bottom of the dissolving tank can also promote the dissolution of the polyacrylamide deposited at the bottom of the dissolving tank, and the colloidal lumps in the polyacrylamide solution can be removed through the ultrasonic action, so that the utilization rate of the colloidal lumps is improved.
Drawings
Fig. 1 is a schematic structural diagram of a polyacrylamide dissolving device provided by the present invention.
Description of reference numerals: 1. a dissolving tank; 2. a drive motor; 3. a feed inlet; 4. a water inlet pipe; 5. a spoiler; 6. stirring blades; 7. an ultrasonic generator; 8. emptying the pipe; 9. a temperature sensor; 10. a discharge pipe; 11. a main shaft; 6-1, a first paddle; 6-2 and a second blade.
Detailed Description
The present invention will be described in detail with reference to the accompanying drawings and specific embodiments, which are only used for explaining the present invention, but not for limiting the present invention.
As shown in fig. 1, the utility model discloses a polyacrylamide dissolving device, which comprises a dissolving tank 1, a driving motor 2 and a stirring blade 6, wherein the dissolving tank 1 is a closed container and is used for providing a place for dissolving polyacrylamide; a feed inlet 3 is arranged on one side of the upper end of the dissolving box 1 and is used for adding polyacrylamide powder; the other side of the upper end of the dissolving tank 1 is provided with a water inlet pipe 4, and the water inlet pipe 4 extends into the dissolving tank 1 and is used for adding water; a driving motor 2 is arranged in the middle of the upper end of the dissolving tank 1, a rotating shaft of the driving motor 2 is connected with a main shaft 11 in the dissolving tank 1 through a shaft sleeve, and a plurality of stirring blades 6 are arranged on the outer side of the main shaft 11 and used for mixing materials; the side of the bottom of the dissolving tank 1 is provided with a discharge pipe 10 for discharging finished products.
Specifically, the stirring blade 6 comprises a first blade 6-1 arranged in the middle of the main shaft 11 and a second blade 6-2 arranged at the lower end of the main shaft 11, and the diameter of the second blade 6-2 is smaller than that of the first blade 6-1.
Specifically, the stirring speed of the stirring blade 6 is 150-200 r/min.
Specifically, a spoiler 5 is arranged on the inner side wall of the dissolving tank 1, and an ultrasonic generator 7, an emptying pipe 8 and a temperature sensor 9 are arranged at the bottom of the dissolving tank 1.
Specifically, the number of the spoilers 5 is 2 to 4.
Specifically, the number of the ultrasonic generators 7 is 2-4, and the ultrasonic power is 100-150W.
Specifically, the temperature sensor 9 is used for monitoring the temperature of the solution, and when the temperature reaches a set temperature, the ultrasonic generator 7 stops working.
Specifically, the number of the emptying pipes 8 is 2-4, and the emptying pipes 8 are provided with valves for periodically cleaning residues at the bottom of the dissolving tank 1.
Specifically, the volume of the dissolution tank 1 is determined according to the yield of the polyacrylamide solution.
Example 1
A polyacrylamide dissolving device is shown in figure 1 and comprises a dissolving box 1, a driving motor 2, a feeding hole 3, a water inlet pipe 4, a spoiler 5, a stirring blade 6, an ultrasonic generator 7, an emptying pipe 8, a temperature sensor 9 and a discharging pipe 10. Dissolve upper end one side of case 1 and be equipped with feed inlet 3, the opposite side is equipped with inlet tube 4, installs driving motor 2 in the middle. The rotating shaft of the driving motor 2 is connected with a main shaft 11 through a shaft sleeve, and a plurality of stirring blades 6 are arranged on the outer side of the main shaft 11 and extend into the dissolving box 1. The inner side wall of the dissolving tank 1 is provided with a spoiler 5, and the bottom of the dissolving tank is provided with an ultrasonic generator 7, an emptying pipe 8 and a temperature sensor 9. The discharge pipe 10 is located the side of the bottom of the dissolving tank 1 and transports the finished product by self weight.
The stirring blade 6 comprises a first blade 6-1 arranged in the middle of the main shaft 11 and a second blade 6-2 arranged at the lower end of the main shaft 11, and the stirring speed is 150-180r/min, so that rapid stirring can be realized, and polyacrylamide can be fully dissolved. The diameter of the second blade 6-2 is smaller than that of the first blade 6-1, so that the motor load can be properly reduced while the stirring effect is ensured.
Wherein, the number of the spoilers 5 is 2. Because the box body has 4 lateral walls, 2-4 spoilers are selected from 5 spoilers, and the good turbulence effect can be achieved.
Wherein, the number of the ultrasonic generators 7 is 2, the ultrasonic generators are switched on by a power supply and work intermittently, and the ultrasonic power is 100-120W. The ultrasonic generator 7 is used to promote the dissolution of polyacrylamide and to avoid the occurrence of colloidal agglomerates in the solution. The ultrasonic generator 7 is operated to cause the temperature of the solution to rise, and the solution is sensed by the temperature sensor 9 and stops working when the temperature exceeds 40 ℃. After the solution was cooled to room temperature, the run was repeated.
Wherein, the evacuation pipe 8 is 2, and the accessible valve is opened for regularly clear up the bottom residue of dissolving case 1.
The working principle is as follows: when the ultrasonic water-saving dissolving tank is used, firstly, tap water is injected into the dissolving tank 1 from the water inlet pipe 4, then polyacrylamide powder is uniformly scattered into the dissolving tank 1 through the feed inlet 3, the driving motor 2 and the ultrasonic generator 7 are started, and the powder is quickly and fully dissolved under the action of eddy current and ultrasonic waves formed by rotation of the stirring blades 6. The temperature sensor 9 is used for monitoring the temperature of the solution in the dissolving tank 1, when the temperature of the solution exceeds 40 ℃, the ultrasonic generator 7 is automatically switched off through the temperature control switch, and the solution is restarted when cooled to the room temperature. After the operation is carried out for 40-45min, the stirring is completed, and the polyacrylamide solution is transported out from a discharge pipe 10 at the bottom of the dissolving tank 1.
Example 2
The device for dissolving polyacrylamide is the same as that in the embodiment 1 except for the following technical parameters: the stirring speed is 180-200 r/min; the ultrasonic power is 120-150W; the temperature of the solution was controlled at 50 ℃.
The utility model provides a polyacrylamide dissolving device can make polyacrylamide powder and water dissolve the incasement through stirring and the effect intensive mixing of supersound, is difficult for bonding, has both improved the polyacrylamide utilization ratio, has also avoided the colloid lump in the solution to damage even to the jam of follow-up pipeline, has ensured the water treatment effect.
The above description is only for the preferred embodiment of the present invention and should not be taken as limiting the invention, and any modifications, equivalent replacements, and improvements made within the spirit and principle scope of the present invention should be included within the protection scope of the present invention.
Claims (8)
1. The utility model provides a polyacrylamide dissolving device, includes dissolving case (1), driving motor (2), stirring leaf (6), its characterized in that: the dissolving tank (1) is an enclosed container and is used for providing a place for dissolving polyacrylamide; a feed inlet (3) is formed in one side of the upper end of the dissolving box (1) and is used for feeding polyacrylamide powder; the other side of the upper end of the dissolving tank (1) is provided with a water inlet pipe (4), and the water inlet pipe (4) extends into the dissolving tank (1) and is used for adding water; a driving motor (2) is installed in the middle of the upper end of the dissolving tank (1), a rotating shaft of the driving motor (2) is connected with a main shaft (11) in the dissolving tank (1) through a shaft sleeve, and a plurality of stirring blades (6) are installed on the outer side of the main shaft (11) and used for mixing materials; a discharge pipe (10) is arranged on the side surface of the bottom of the dissolving tank (1) and used for outputting a finished product; the inner side wall of the dissolving tank (1) is provided with a spoiler (5), and the bottom of the dissolving tank (1) is provided with an ultrasonic generator (7), an emptying pipe (8) and a temperature sensor (9).
2. The polyacrylamide dissolving apparatus according to claim 1, wherein: the stirring blade (6) comprises a first blade (6-1) arranged in the middle of the main shaft (11) and a second blade (6-2) arranged at the lower end of the main shaft (11), and the diameter of the second blade (6-2) is smaller than that of the first blade (6-1).
3. The polyacrylamide dissolving apparatus according to claim 1, wherein: the stirring speed of the stirring blade (6) is 150-200 r/min.
4. The polyacrylamide dissolving apparatus according to claim 1, wherein: the number of the spoilers (5) is 2-4.
5. The polyacrylamide dissolving apparatus according to claim 1, wherein: the number of the ultrasonic generators (7) is 2-4, and the ultrasonic power is 100-150W.
6. The polyacrylamide dissolving apparatus according to claim 1, wherein: the temperature sensor (9) is used for monitoring the temperature of the solution, and when the temperature reaches a set temperature, the ultrasonic generator (7) stops working.
7. The polyacrylamide dissolving apparatus according to claim 1, wherein: the number of the emptying pipes (8) is 2-4, and valves are arranged on the emptying pipes (8) and used for regularly cleaning residues at the bottom of the dissolving tank (1).
8. The polyacrylamide dissolving apparatus according to any one of claims 1 to 7, wherein: the volume of the dissolving tank (1) is determined according to the yield of the polyacrylamide solution.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201921121378.1U CN210410248U (en) | 2019-07-17 | 2019-07-17 | Polyacrylamide dissolving device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201921121378.1U CN210410248U (en) | 2019-07-17 | 2019-07-17 | Polyacrylamide dissolving device |
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| CN210410248U true CN210410248U (en) | 2020-04-28 |
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| CN201921121378.1U Active CN210410248U (en) | 2019-07-17 | 2019-07-17 | Polyacrylamide dissolving device |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111632533A (en) * | 2020-06-29 | 2020-09-08 | 山东魔方新能源科技有限公司 | Nanoparticle slurry dispersing equipment |
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2019
- 2019-07-17 CN CN201921121378.1U patent/CN210410248U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111632533A (en) * | 2020-06-29 | 2020-09-08 | 山东魔方新能源科技有限公司 | Nanoparticle slurry dispersing equipment |
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