CN212741119U - Flocculating agent charge device for sludge treatment - Google Patents
Flocculating agent charge device for sludge treatment Download PDFInfo
- Publication number
- CN212741119U CN212741119U CN202021494789.8U CN202021494789U CN212741119U CN 212741119 U CN212741119 U CN 212741119U CN 202021494789 U CN202021494789 U CN 202021494789U CN 212741119 U CN212741119 U CN 212741119U
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- stirring
- box
- flocculating agent
- sludge treatment
- premixing
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- Separation Of Suspended Particles By Flocculating Agents (AREA)
- Treatment Of Sludge (AREA)
Abstract
The utility model discloses a flocculating agent charge device for sludge treatment, including premixing case, agitator tank and feeding funnel, premixing case and agitator tank intercommunication, feeding funnel and premixing case intercommunication, feeding funnel includes heating member, crushing rotor, filter sieve and pipeline, heating member and feeding funnel fixed connection, filter sieve and pipeline fixed connection, crushing rotor includes axis of rotation and rotatory sword, rotatory sword and axis of rotation welding, on the basis of prior art, through improving flocculating agent charge device's structure, add heating member, crushing rotor, filter sieve and pipeline on feeding funnel's basis, utilize mutually supporting of each subassembly, thereby realize the drying and crushing work to the flocculating agent that condenses into the piece, and effectively utilize gravity, add premixing case, make the flocculating agent that is smashed effectively dissolve in water earlier and form flocculating agent solution after, send to the agitator tank and disperse, thereby effectively improving the flocculation effect of the flocculant and the activated sludge.
Description
Technical Field
The utility model belongs to the technical field of sewage treatment, especially, relate to a flocculating agent charge device for sludge treatment.
Background
Activated sludge is generally used when sewage is treated by a sewage treatment plant, the excess activated sludge is generally required to be removed after overstocking, before the activated sludge is removed, a filter press is required to dry the water pressure in the activated sludge, and a flocculating agent is required to be added before the water is removed by pressing to stir the activated sludge, so that the activated sludge is flocculated. The flocculant is heated and stirred in a flocculant feeding box before being added into the stirring box.
And in mixing process, because the flocculating agent is powdered originally, the easy agglomeration that condenses because of air humidity is too high leads to the flocculating agent can't be thrown into the agitator tank, even throw into the agitator tank, the dispersion effect of the flocculating agent that condenses the agglomeration is also relatively poor, and then can't effectual flocculate with activated sludge.
SUMMERY OF THE UTILITY MODEL
For solving prior art, the flocculating agent agglomerates easily, and the dispersion effect that leads to stirring dispersion back flocculating agent is not good, further leads to with the relatively poor problem of activated sludge flocculation effect, the utility model provides a flocculating agent charge device for sludge treatment.
A flocculant dosing device for sludge treatment comprises a premixing box, a stirring box and a feeding hopper, wherein the premixing box is positioned on the upper side of the stirring box and is communicated with the stirring box, the feeding hopper is positioned on the upper side of the premixing box and is communicated with the premixing box, the feeding hopper comprises a heating element, a crushing rotor, a filter screen and a conveying pipeline, the heating element is positioned on the outer peripheral side of the feeding hopper and is fixedly connected with the feeding hopper, the conveying pipeline is communicated with the feeding hopper and the premixing box and is positioned at the lower end of the feeding hopper, the filter screen is positioned at one end, relatively close to the premixing box, of the conveying pipeline and is fixedly connected with the conveying pipeline, the crushing rotor is positioned inside the conveying pipeline and is rotatably connected with the conveying pipeline, the crushing rotor comprises a rotating shaft and a rotating blade, and the rotating shaft is positioned inside the conveying pipeline, the rotary blade is wound around the rotating shaft and welded with the rotating shaft.
Wherein, premix the case and include inlet tube and compounding box, the inlet tube is located the upside of compounding box, and with compounding box intercommunication, the compounding box is located the upside of agitator tank, and with pipeline intercommunication.
Wherein, the inlet tube includes first control valve and fixed bolster, first control valve is located the mouth of pipe department of inlet tube, the fixed bolster then with inlet tube fixed connection to be located the upside of compounding box.
The mixing box body comprises a liquid conveying pipe and a second control valve, the liquid conveying pipe is located at the lower end of the mixing box body and communicated with the stirring box, and the second control valve is located inside the liquid conveying pipe.
The stirring box comprises a stirrer, a stirring shaft, a stirring support and a liquid outlet, wherein the stirrer is in threaded connection with the stirring shaft and is positioned on the outer peripheral side of the stirring shaft, the stirring shaft is in rotational connection with the stirring support, the stirring support is arranged in the stirring box along the horizontal direction, and the liquid outlet is positioned on one side of the stirring box.
The stirrer comprises an impeller, a flow guide sleeve and a connecting bolt, wherein the flow guide sleeve is positioned at the tail end of the stirring shaft, and the impeller is in threaded connection with the stirring shaft through the connecting bolt.
The stirring support comprises a rolling bearing and a fixed rod, the fixed rod is fixedly connected with the stirring box body and is positioned on one side of the stirring box body, and the rolling bearing is sleeved on the outer peripheral side of the stirring shaft and is fixedly connected with the fixed rod.
The utility model has the advantages that: on prior art's basis, through improving flocculating agent charge device's structure, add the heating member on the basis of hopper, smash the rotor, filter sieve and pipeline, utilize mutually supporting of each subassembly, thereby realize the drying and the crushing work of the flocculating agent of agglomerating the blocking, and effectively utilize gravity, add and mix the case in advance, make by the earlier effectual solution in aquatic of kibbling flocculating agent and form behind the flocculating agent solution, send to the further dispersion of agitator tank again, thereby effectively improve flocculating agent and activated sludge's flocculation effect.
Drawings
In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings used in the description of the embodiments or the prior art will be briefly described below, it is obvious that the drawings in the following description are only some embodiments of the present invention, and for those skilled in the art, other drawings can be obtained according to these drawings without creative efforts.
FIG. 1 is a schematic view of the axial measurement structure of the flocculant adding device for sludge treatment.
FIG. 2 is a schematic diagram of a side view structure of the flocculant dosing device for sludge treatment.
FIG. 3 is a schematic view of the sectional structure of the hopper of the flocculant feeding device for sludge treatment.
FIG. 4 is a schematic view of the sectional structure of the stirring tank of the flocculant adding device for sludge treatment.
10-a premixing box, 20-a stirring box, 30-a hopper, 11-a water inlet pipe, 12-a mixing box body, 21-a stirrer, 22-a stirring shaft, 23-a stirring support, 24-a liquid outlet, 31-a heating element, 32-a crushing rotor, 33-a filter screen, 34-a conveying pipeline, 111-a first control valve, 112-a fixed support, 121-a liquid conveying pipe, 122-a second control valve, 211-an impeller, 212-a flow guide sleeve, 213-a connecting bolt, 231-a rolling bearing, 232-a fixed rod, 321-a rotating shaft and 322-a rotating blade.
Detailed Description
Reference will now be made in detail to embodiments of the present invention, examples of which are illustrated in the accompanying drawings, wherein like reference numerals refer to the same or similar elements or elements having the same or similar function throughout. The embodiments described below with reference to the drawings are exemplary and intended to be used for explaining the present invention, and should not be construed as limiting the present invention.
In the description of the present invention, it is to be understood that the terms "length", "width", "upper", "lower", "front", "rear", "left", "right", "vertical", "horizontal", "top", "bottom", "inner", "outer", and the like indicate orientations or positional relationships based on those shown in the drawings, and are merely for convenience of description and simplicity of description, and do not indicate or imply that the device or element being referred to must have a particular orientation, be constructed and operated in a particular orientation, and thus, should not be construed as limiting the present invention. In addition, in the description of the present invention, "a plurality" means two or more unless specifically limited otherwise.
Referring to fig. 1 to 4, the present invention provides a technical solution:
a flocculant dosing device for sludge treatment comprises a premixing box 10, an agitating box 20 and a hopper 30, wherein the premixing box 10 is positioned on the upper side of the agitating box 20 and is communicated with the agitating box 20, the hopper 30 is positioned on the upper side of the premixing box 10 and is communicated with the premixing box 10, the hopper 30 comprises a heating element 31, a crushing rotor 32, a filter screen 33 and a conveying pipeline 34, the heating element 31 is positioned on the outer peripheral side of the hopper 30 and is fixedly connected with the hopper 30, the conveying pipeline 34 is communicated with the hopper 30 and the premixing box 10 and is positioned at the lower end of the hopper 30, the filter screen 33 is positioned at one end of the conveying pipeline 34, which is relatively close to the premixing box 10 and is fixedly connected with the conveying pipeline 34, the crushing rotor 32 is positioned inside the conveying pipeline 34 and is rotatably connected with the conveying pipeline 34, the pulverizing rotor 32 includes a rotating shaft 321 and a rotating blade 322, the rotating shaft 321 is located inside the conveying pipe 34, and the rotating blade 322 is wound around the rotating shaft 321 and welded to the rotating shaft 321.
In the present embodiment, the hopper 30 is configured to crush a flocculant and feed the flocculant into the premixing box 10, the premixing box 10 is configured to premix the flocculant and water, so that the flocculant can be uniformly distributed to a certain extent, and the flocculant is prevented from being directly stirred but not being dispersed, and when the flocculant is added into activated sludge, the flocculant is deposited in the activated sludge and cannot be effectively dispersed, so that the flocculation effect on the activated sludge is poor, the heating element 31 is configured to heat the hopper 30, and dry and heat the flocculant in the hopper 30, so as to prevent the flocculant from adhering to the hopper 30 due to moisture, the crushing rotor 32 is configured to crush the flocculant which is coagulated into blocks, and is matched with the filter screen 33, so that only flocculant powder meeting the particle size requirement can pass through the filter screen 33, meanwhile, the crushing rotor 32 also has a function of delivering the flocculant from the hopper 30 to the premix tank 10, the conveying pipe 34 is used for conveying flocculant powder, in the crushing rotor 32, the rotating shaft 321 is externally connected with a rotating motor so as to rotate in the conveying pipe 34, the rotating blade 322 is wound on the outer periphery of the rotating shaft 321, when the rotating shaft 321 rotates, the rotating blade 322 is driven to rotate together, and the flocculant powder is displaced along with the rotation of the rotating blade 322, so that the purpose of delivering the flocculant from one end of the conveying pipe 34 to the other end is achieved, and the flocculant is delivered from the hopper 30 to the premix tank 10.
Further, premix box 10 includes inlet tube 11 and compounding box 12, inlet tube 11 is located the upside of compounding box 12, and with compounding box 12 intercommunication, compounding box 12 is located the upside of agitator tank 20, and with pipeline 34 intercommunication.
In this embodiment, the water inlet pipe 11 is used to feed clean water into the mixing box 12, and the mixing box 12 is used as a carrying platform for premixing, and the flocculant fed from the hopper 30 to the mixing box 12 is premixed with clean water in the premixing box 10 until uniform dispersion to a certain degree is achieved.
Further, the water inlet pipe 11 comprises a first control valve 111 and a fixing support 112, the first control valve 111 is located at the pipe orifice of the water inlet pipe 11, and the fixing support 112 is fixedly connected with the water inlet pipe 11 and located on the upper side of the mixing box body 12.
In this embodiment, first control valve 111 is used for controlling the switch of inlet tube 11 is sent to when the flocculating agent after compounding box 12, opens first control valve 111, discharges the clear water, can carry out the premix to the flocculating agent, and after the premix is accomplished, close first control valve 111 can, and fixed bolster 112 then is used for fixing inlet tube 11 with compounding box 12 avoids inlet tube 11 does not have the strong point and takes place to rock, leads to the unable effectual discharge of clear water in compounding box 12.
Further, the mixing box 12 includes a liquid conveying tube 121 and a second control valve 122, the liquid conveying tube 121 is located at the lower end of the mixing box 12 and is communicated with the stirring box 20, and the second control valve 122 is located inside the liquid conveying tube 121.
In the present embodiment, the infusion tube 121 is used to convey the flocculant premixed with clean water into the agitator tank 20, the second control valve 122 controls the opening and closing of the infusion tube 121, and after the premixing is completed, the second control valve 122 is opened to allow the flocculant mixed liquid to be sent into the agitator tank 20 under the action of gravity.
Further, agitator tank 20 includes agitator 21, (mixing) shaft 22, stirring support 23 and liquid outlet 24, agitator 21 with (mixing) shaft 22 threaded connection to be located the periphery side of (mixing) shaft 22, stirring shaft 22 with stirring support 23 rotates and is connected, stirring support 23 along the horizontal direction set up in agitator tank 20's inside, liquid outlet 24 is located one side of agitator tank 20.
In this embodiment, the agitator 21 is configured to agitate the premixed flocculant, so that the flocculant can be further mixed with water, that is, the flocculant can be further dispersed in water, that is, the flocculant can be configured, wherein the agitating shaft 22 is configured to be externally connected to a rotating motor to rotate, the agitating bracket 23 is configured to support the agitating shaft 22, so as to prevent the agitating shaft 22 from being positionally offset during the rotation process, the agitator 21 is configured to further agitate the flocculant to configure the flocculant, and the liquid outlet 24 is configured to output the configured flocculant.
Further, the stirrer 21 comprises an impeller 211, a flow guiding sleeve 212 and a connecting bolt 213, wherein the flow guiding sleeve 212 is located at the end of the stirring shaft 22, and the impeller 211 is in threaded connection with the stirring shaft 22 through the connecting bolt 213.
In this embodiment, the impeller 211 is used to stir the flocculant, the flow guiding sleeve 212 is used to prevent the impeller 211 from being worn during the rotation of the water body, and the connecting bolt 213 is used to fix the impeller 211 and the stirring shaft 22 and fix them on the stirring shaft 22.
Further, the stirring bracket 23 includes a rolling bearing 231 and a fixing rod 232, the fixing rod 232 is fixedly connected to the stirring box 20 and is located at one side of the stirring box 20, and the rolling bearing 231 is sleeved on the outer circumferential side of the stirring shaft 22 and is fixedly connected to the fixing rod 232.
In this embodiment, the rolling bearing 231 is used to connect the rotating shaft 321 and the fixing rod 232, the rolling bearing 231 can rotate to rotate along with the rotation of the rolling bearing 231, and the fixing rod 232 is used to fix the rotating shaft 321 so that no position offset occurs during the rotation.
The utility model discloses on prior art's basis, through the structure that improves flocculating agent charge device, add crushing rotor 32 and heating member 31, with the problem of solving the easy caking of flocculating agent powder, add simultaneously and mix case 10 in advance again, thereby when avoiding a large amount of flocculating agents to add the clear water, the caking problem that probably leads to, and make the flocculating agent can be relatively even dispersion in the clear water before the stirring, thereby it can be better to make the flocculating agent carry out the effect of subsequent further dispersion, also avoided the flocculating agent not to carry out the problem of flocculating with activated sludge.
While the invention has been described with reference to a preferred embodiment, it will be understood by those skilled in the art that various changes in form and details may be made therein without departing from the spirit and scope of the invention.
Claims (7)
1. A flocculating agent dosing device for sludge treatment is characterized by comprising a premixing box, an agitating box and a feeding hopper, wherein the premixing box is positioned on the upper side of the agitating box and is communicated with the agitating box, the feeding hopper is positioned on the upper side of the premixing box and is communicated with the premixing box, the feeding hopper comprises a heating element, a crushing rotor, a filter screen and a conveying pipeline, the heating element is positioned on the outer peripheral side of the feeding hopper and is fixedly connected with the feeding hopper, the conveying pipeline is communicated with the feeding hopper and the premixing box and is positioned at the lower end of the feeding hopper, the filter screen is positioned at one end, relatively close to the premixing box, of the conveying pipeline and is fixedly connected with the conveying pipeline, the crushing rotor is positioned inside the conveying pipeline and is rotatably connected with the conveying pipeline, the crushing rotor comprises a rotating shaft and a rotating blade, the rotating shaft is positioned in the conveying pipeline, and the rotating blade is wound around the rotating shaft and welded with the rotating shaft.
2. The flocculant adding device for sludge treatment according to claim 1, wherein the premixing tank comprises a water inlet pipe and a mixing tank body, the water inlet pipe is positioned on the upper side of the mixing tank body and is communicated with the mixing tank body, and the mixing tank body is positioned on the upper side of the stirring tank and is communicated with the conveying pipeline.
3. The chemical adding device for the flocculating agent for the sludge treatment as claimed in claim 2, wherein the water inlet pipe comprises a first control valve and a fixed bracket, the first control valve is positioned at the pipe orifice of the water inlet pipe, and the fixed bracket is fixedly connected with the water inlet pipe and positioned at the upper side of the mixing box body.
4. The flocculant dosing device for sludge treatment according to claim 2, wherein the mixing tank body comprises a liquid conveying pipe and a second control valve, the liquid conveying pipe is located at the lower end of the mixing tank body and is communicated with the stirring tank, and the second control valve is located inside the liquid conveying pipe.
5. The flocculant dosing device for sludge treatment according to claim 1, wherein the stirring tank comprises a stirrer, a stirring shaft, a stirring support and a liquid outlet, the stirrer is in threaded connection with the stirring shaft and is positioned on the outer peripheral side of the stirring shaft, the stirring shaft is in rotational connection with the stirring support, the stirring support is arranged inside the stirring tank along a horizontal direction, and the liquid outlet is positioned on one side of the stirring tank.
6. The flocculant dosing device for sludge treatment according to claim 5, wherein the stirrer comprises an impeller, a flow guide sleeve and a connecting bolt, the flow guide sleeve is positioned at the tail end of the stirring shaft, and the impeller is in threaded connection with the stirring shaft through the connecting bolt.
7. The flocculant dosing device for sludge treatment according to claim 6, wherein the stirring bracket comprises a rolling bearing and a fixing rod, the fixing rod is fixedly connected with the stirring box body and is located on one side of the stirring box body, and the rolling bearing is sleeved on the outer peripheral side of the stirring shaft and is fixedly connected with the fixing rod.
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CN202021494789.8U CN212741119U (en) | 2020-07-23 | 2020-07-23 | Flocculating agent charge device for sludge treatment |
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CN202021494789.8U CN212741119U (en) | 2020-07-23 | 2020-07-23 | Flocculating agent charge device for sludge treatment |
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Cited By (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN114105272A (en) * | 2021-11-30 | 2022-03-01 | 深圳同道环保科技有限公司 | High-efficient sewage treatment plant that deposits |
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Cited By (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN114105272A (en) * | 2021-11-30 | 2022-03-01 | 深圳同道环保科技有限公司 | High-efficient sewage treatment plant that deposits |
CN114105272B (en) * | 2021-11-30 | 2022-07-05 | 深圳同道环保科技有限公司 | High-efficient sewage treatment plant that deposits |
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