CN213835017U - Device for dynamically simulating perspective thickening process of thickened state and corresponding slurry thickener - Google Patents
Device for dynamically simulating perspective thickening process of thickened state and corresponding slurry thickener Download PDFInfo
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- CN213835017U CN213835017U CN202022924310.6U CN202022924310U CN213835017U CN 213835017 U CN213835017 U CN 213835017U CN 202022924310 U CN202022924310 U CN 202022924310U CN 213835017 U CN213835017 U CN 213835017U
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Abstract
The utility model relates to a device for dynamically simulating the dense state perspective dense process and a corresponding slurry thickener; the key points of the innovative scheme are as follows: on the basis of the existing slurry thickener, a device for dynamically simulating the perspective thickening process of the thickening state is additionally arranged, and comprises a pneumatic control system, a vacuum perspective container, a multifunctional pneumatic valve, a container cleaning pump, a dual-purpose limiting device and a negative pressure sampling pipeline; the concentration state is dynamically simulated in real time, the concentration process (flocculation state and concentration effect) of the sample slurry is conveniently and visually observed on line, and the concentration condition of the slurry in the concentration tank is judged in an auxiliary manner; the device has the advantages of real-time dynamic simulation of the dense state, visual whole process, intuition, convenience and reliable performance. The slurry thickener is used for dynamically simulating a thickening state to see through a thickening process device, so that the reasonable dosage of the flocculating agent can be adjusted in time, the waste of the flocculating agent is avoided, and the slurry concentration effect is ensured; the technical problems that the thickening process cannot be visually observed and the reasonable dosage of the flocculating agent cannot be adjusted in time are solved; reduce cost and improve effect.
Description
Technical Field
The utility model belongs to the technical field of mud thickener, a device of thick process of perspective (flocculation state and concentration effect) is related to.
Background
A thickener (also called thickener) which is a solid-liquid separation device based on gravity settling; the mud thickener is a thickener for thickening mud in a sewage plant and mainly comprises a thickening tank, a thickening mechanism, a torsion measuring device and the like; the concentration tank comprises a conical bottom cylinder, a sludge discharge port and an overflow port; the thickening mechanism comprises a driving device, a mud rake shaft (rake lever) and a mud rake. The working process is as follows: the mud pump pumps the mud into the concentration tank, the chemical pump simultaneously adds the flocculating agent into the feed pipeline, the mud accelerates the settlement under the action of the flocculating agent, the driving device drives the mud rake to run at a slow speed, the mud rake discharges the thickened mud from the mud discharge port, and the clarified liquid overflows from the overflow port. The method is suitable for sewage plants to concentrate slurry with the solid content of 10-20% into underflow sludge with the solid content of 45-55% through gravity settling, and the underflow sludge is used for subsequent treatment of terminal dewatering equipment such as a filter press and the like.
The torque measuring device is used for detecting the rotation torque of the thickener and indirectly deducing the concentration of the sludge at the bottom flow through the rotation torque; but the inferred concentration is inaccurate, the error is large, the final mud discharging concentration (whether mud discharging is inferred) is inferred, the thickening process (the flocculation state and the concentration effect) is not visual and invisible, and the reasonable dosage of the flocculating agent can not be adjusted in time.
The purpose of flocculation is to enable suspended mud particles to be gathered and enlarged to form floccules, so that the coagulation of mud particles is accelerated; the flocculating agent and the slurry are mixed in a feeding pipeline of the concentration tank, and enter the concentration tank after primary flocculation, so that the next slurry concentration is facilitated; the dosage of the flocculating agent is determined according to the relative design values of different concentrations of the mud.
The existing slurry thickener has the following defects: the thickening process cannot be visually seen, the concentration of the slurry is unstable in the actual operation process of the thickener, the thickening tank is an impermeable body, the flocculation state and the thickening effect cannot be observed in real time, the torque measurement is indirect, the error is large, the thickening effect can be seen only after the sludge is discharged, the reasonable amount of the flocculating agent is adjusted in time, more flocculating agent is wasted, and less flocculating agent affects the thickening effect; is a technical problem which is desired to be solved but is not successful all the time.
SUMMERY OF THE UTILITY MODEL
The utility model aims at overcoming the defect of current mud thickener, solving the technical problem of the reasonable quantity that dense process (flocculation state and concentration effect) can not directly perceived perspective, can't in time adjust the flocculating agent, providing a dense process unit of dynamic simulation dense state perspective and corresponding mud thickener.
The utility model provides an innovation technical scheme that prior art problem adopted is: a device for dynamically simulating the perspective thickening process of a thickening state (hereinafter referred to as a perspective thickening process device) has the main technical scheme that: compared with the prior art, the novel overall structure has the prominent substantive characteristics that a perspective thickening process device is additionally arranged on the basis of the existing slurry thickener and consists of a vacuum perspective container and a negative pressure sampling device, the concentration state is dynamically simulated in real time, the online visual perspective sample slurry thickening process (flocculation state and concentration effect) is convenient, the concentration state of the slurry in a concentration tank is judged in an auxiliary manner, the reasonable dosage of a flocculating agent is adjusted in time, the waste of the flocculating agent is avoided, and the slurry concentration effect is ensured; therefore, the technical problems that the thickening process cannot be visually observed and the reasonable dosage of the flocculating agent cannot be adjusted in time are solved.
The specific design scheme is as follows: a perspective thickening process device mainly comprises a pneumatic control system (comprising an air source triple piece, a vacuum generator, a two-position three-way electromagnetic valve and a two-position two-way electromagnetic valve), a vacuum perspective container, a multifunctional pneumatic valve, a container cleaning pump, a dual-purpose limiting device, a negative pressure sampling pipeline and other parts; the vacuum perspective container comprises a pocket-sized transparent tank cylinder, a tank bottom, a tank cover sealing ring and double spray pipes, wherein the tank cylinder is made of transparent toughened glass materials (large toughened glass pipes), the tank bottom is provided with sampling pipe holes, and the tank cover is provided with air pumping pipe holes and spray pipe holes; other parts are standard outsourcing parts.
The connection relation of the main parts is as follows: the dual-purpose limiting device is arranged at the upper part of the vacuum perspective container, the vacuum perspective container is arranged on a workbench beside the slurry thickener and is connected with a feeding pipeline through a negative pressure sampling pipeline, the end of an air source triple piece of the pneumatic control system is externally connected with an air source pipeline, a vacuum generator is communicated with the upper end and the lower end of the vacuum perspective container through air source pipelines (a two-position three-way electromagnetic valve, a two-position two-way electromagnetic valve and a multifunctional pneumatic valve), the negative pressure sampling pipeline is connected with the feeding pipeline and the multifunctional pneumatic valve, and a container cleaning pump pipeline is communicated with a double-spraying pipe of the vacuum perspective container; the switches of the two-position two-way electromagnetic valves respectively control the switches of the vacuum generator and the multifunctional pneumatic valve; the vacuum perspective container has the characteristics of negative pressure sampling of the vacuum perspective container, dynamic simulation of the thickening state and perspective thickening process.
The operating process of the device in the perspective thickening process is as follows: the air source triple piece purifies and reduces pressure of an air source, the vacuum generator utilizes a positive pressure air source to enable the vacuum perspective container to generate negative pressure (certain vacuum degree is formed by utilizing the flow of compressed air), the vacuum perspective container samples in time (mixture of slurry and flocculating agent) through a negative pressure sampling pipeline, sampling is completed when the sample slurry reaches the limiting height of the dual-purpose limiting device, the concentration state (flocculation state and sedimentation process) is dynamically simulated in real time, monitoring personnel can visually perspective the concentration process (flocculation state and concentration effect) of the sample slurry, so that the reasonable amount of the flocculating agent can be adjusted in time, and the slurry concentration effect is ensured; discharging sludge after the sedimentation of the sludge particles is finished, injecting clear water into the vacuum perspective container through the double spray pipes by the container cleaning pump, washing and cleaning the inner wall of the container, enabling the container to reappear perspective, finishing cleaning when the cleaning water reaches the limiting height of the dual-purpose limiting device, and automatically opening the multifunctional pneumatic valve to drain the cleaning water; the whole process is visible according to the reciprocating cycle (about 3 minutes in one cycle).
The utility model also provides a slurry thickener which uses the device for dynamically simulating the perspective thickening process of the thickening state provided by the utility model; mainly comprises a concentration tank, a concentration mechanism (comprising a driving device, a mud rake shaft and a mud rake), a torsion measuring device, a perspective concentration process device and the like.
The utility model provides a device for dynamically simulating the dense state and the corresponding slurry thickener, which has the advantages of real-time dynamic simulation of the dense state, visual whole course, intuition, convenience and reliable performance; the method has the advantages that the concentration condition of the slurry in the concentration tank is judged in an auxiliary way through the online visual perspective of the concentration process (flocculation state and concentration effect) of the sample slurry, so that the reasonable dosage of the flocculating agent can be adjusted in time, the waste of the flocculating agent is avoided, and the concentration effect of the slurry is ensured; the technical problem which is always desired to be solved but is not successfully solved is solved, and the development direction of the slurry thickener is provided.
Drawings
Fig. 1 is a schematic view of the device for dynamically simulating the dense state perspective dense process of the present invention.
Fig. 2 is a schematic view of the vacuum perspective container of the device for dynamically simulating the dense state and perspective the dense process.
Fig. 3 is the schematic view of the device for dynamically simulating the dense state and the principle of the corresponding slurry thickener.
Reference numerals: 1-air source triple piece, 2-vacuum generator, 3-two-position three-way electromagnetic valve, 4-two-position two-way electromagnetic valve, 5-vacuum perspective container (pocket transparent container), 6-multifunctional pneumatic valve, 7-observation point, 8-thickener, 9-concentration tank, 10-container cleaning pump, 11-electrical control cabinet, 12-medicament pump, 13-slurry pump, 14-feeding pipeline, 15-dual-purpose limiting device, 16-negative pressure sampling pipeline, 17-spraying pipeline, 18-overflow port, 19-mud discharging port, 20-tank cover, 21-tank bottom, 22-tank cover sealing ring and 23-transparent tank barrel.
Detailed Description
The following description is made in conjunction with the drawings in the embodiments of the dynamic simulation thickening apparatus and the slurry thickener, and it is obvious that the described embodiments are only some preferred embodiments, not all embodiments, of the present invention. Based on the utility model discloses an embodiment, all other embodiments that technical personnel in the field obtained under the prerequisite of not making creative work, thick process unit of perspective the same, that the structure is similar like the dense state principle of dynamic simulation all belongs to the protection scope of the utility model.
Example 1
A device for dynamically simulating a concentration state perspective concentration process (a perspective concentration process device for short) is characterized in that the perspective concentration process device is additionally arranged on the basis of the existing slurry thickener and consists of a vacuum perspective container and a negative pressure sampling device, the concentration state is dynamically simulated in real time, the concentration process (the flocculation state and the concentration effect) of sample slurry is conveniently and visually observed on line, the concentration condition of the slurry in a concentration tank is judged in an auxiliary mode, the reasonable consumption of a flocculating agent is conveniently adjusted in time, the waste of the flocculating agent is avoided, and the slurry concentration effect is ensured.
The specific implementation scheme is as follows: the perspective thickening process device mainly comprises a pneumatic control system (comprising an air source triple piece 1, a vacuum generator 2, a two-position three-way electromagnetic valve 3 and a two-position two-way electromagnetic valve 4), a vacuum perspective container 5, a multifunctional pneumatic valve 6, a container cleaning pump 10, a dual-purpose limiting device 15, a negative pressure sampling pipeline 16 and other parts; the detailed description is as follows:
the air source triple piece 1 comprises an air filter, a pressure reducing valve, an oil atomizer and an external air source pipeline; for purifying, filtering and depressurizing the gas source.
The vacuum generator 2 is a pneumatic element which utilizes a positive pressure gas source to generate negative pressure (certain vacuum degree is formed by utilizing the flow of compressed air), and is communicated with the upper end and the lower end of a vacuum perspective container 5 through gas source pipelines (comprising a two-position three-way electromagnetic valve 3, a two-position two-way electromagnetic valve 4 and a multifunctional pneumatic valve 6); the vacuum perspective container 5 is used for generating negative pressure by utilizing a positive pressure air source to realize negative pressure sampling.
The two-position three-way electromagnetic valve 3 is arranged on a connecting pipeline at the upper ends of the vacuum generator 2 and the vacuum perspective container 5; for cooperating with the vacuum generator 5 to draw air from the vacuum perspective container 5 to create a negative pressure in the container 5.
The two-position two-way electromagnetic valve 4 is arranged on a connecting pipeline at the lower ends of the vacuum generator 2 and the vacuum perspective container 5; for controlling the opening and closing of the vacuum generator 2 and the multifunctional pneumatic valve 6, respectively.
The vacuum perspective container 5 comprises a pocket-sized transparent tank barrel 23, a tank bottom 21, a tank cover 20, a tank cover sealing ring 22 and double spray pipes 17, wherein the pocket-sized transparent tank barrel is made of transparent toughened glass materials (large toughened glass pipes), the tank bottom 21 is provided with sampling pipe holes, and the tank cover 20 is provided with air pumping pipe holes and spraying pipe holes; the device is arranged on a workbench beside a slurry thickener and is connected with a feeding pipeline 14 through a negative pressure sampling pipeline 16; the device is used for containing sample slurry, dynamically simulating a dense state and realizing visual perspective; the monitoring personnel can visually see the thickening process (flocculation state and concentration effect) of the sample slurry so as to adjust the reasonable dosage of the flocculating agent in time and ensure the slurry concentration effect.
The multifunctional pneumatic valve 6 is arranged on the negative pressure sampling pipeline 16 and is connected with the two-position two-way electromagnetic valve 4; the switch for the negative pressure sampling pipeline 16 has multiple functions of controlling sampling, discharging sludge and cleaning water.
The container cleaning pump 10 is communicated with the upper end of the vacuum perspective container 5 through a spraying pipeline 17; the container cleaning pump 10 is used for discharging sludge after the sedimentation of the sludge particles is finished, and injecting clear water into the vacuum perspective container 5 through the spraying pipeline 17 to wash and clean the inner wall of the container 5, so that the perspective of the container 5 is reproduced.
The dual-purpose limiting device 15 is arranged at the upper part of the vacuum perspective container 5; the multifunctional pneumatic valve 6 is used for limiting sample slurry and cleaning water, sampling and automatic closing of the multifunctional pneumatic valve 6 are completed when the sample slurry reaches the limiting height of the dual-purpose limiting device 15, cleaning is completed when the cleaning water reaches the limiting height of the limiting device 15, and the multifunctional pneumatic valve 6 is automatically opened to drain the cleaning water.
The utility model provides a device for dynamically simulating the dense state and the corresponding slurry thickener, which can be used for perspective dense process, and has the advantages of real-time dynamic simulation of the dense state, visual whole process, intuition, convenience and reliable performance; the concentration condition of the slurry in the concentration tank is judged in an auxiliary way through the online visual perspective of the concentration process (flocculation state and concentration effect) of the sample slurry, so that the reasonable dosage of the flocculating agent can be adjusted in time, the waste of the flocculating agent is avoided, and the concentration effect of the slurry is ensured; the technical problems that the thickening process cannot be visually observed and the reasonable dosage of the flocculating agent cannot be adjusted in time are solved.
Example 2
A slurry thickener uses the device for dynamically simulating the perspective thickening process in the thickening state (the device for the perspective thickening process for short); the mud thickener mainly comprises a thickening tank 9, a thickening mechanism 8 (comprising a driving device, a mud rake shaft and a mud rake), a torsion measuring device, an electrical control cabinet 11, a perspective thickening process device (the utility model) and other parts; the method is suitable for sewage plants to concentrate slurry with the solid content of 10-20% into underflow sludge with the solid content of 45-55% through gravity settling, and the underflow sludge is used for subsequent treatment of terminal dewatering equipment such as a filter press and the like.
A perspective thickening process device mainly comprises a pneumatic control system (comprising an air source triple piece 1, a vacuum generator 2, a two-position three-way electromagnetic valve 3 and a two-position two-way electromagnetic valve 4), a vacuum perspective container 5, a multifunctional pneumatic valve 6, a container cleaning pump 10, a dual-purpose limiting device 15 and other parts; is arranged beside the slurry thickener and is connected with a thickener feeding pipeline 14 through a negative pressure sampling pipeline 16; the vacuum perspective container has the characteristics of negative pressure sampling of the vacuum perspective container, dynamic simulation of the thickening state and perspective thickening process.
The working process of the perspective thickening process device is as follows: (1) the pneumatic control system starts to work: simultaneously opening a two-position three-way electromagnetic valve 3, a two-position two-way electromagnetic valve 4 and a multifunctional pneumatic valve 6, purifying and decompressing an air source by an air source triple piece 1, and extracting air in a vacuum perspective container 5 by a vacuum generator 2 to form negative pressure in the container 5; (2) vacuum perspective container 5 negative pressure sampling: under the action of negative pressure, a mixture of slurry and a flocculating agent is sucked into the vacuum perspective container 5 along the sampling pipeline 16, sampling is completed when the sample slurry reaches the limiting height of the dual-purpose limiting device 15, and the two-position three-way electromagnetic valve 3, the two-position two-way electromagnetic valve 4 and the multifunctional pneumatic valve 6 are closed to prevent the sample slurry from flowing back; (3) the mixture sample slurry of the material and the flocculating agent in the vacuum perspective container 5 dynamically simulates the dense state (flocculation state and sedimentation process) of the mixture of the material and the flocculating agent in the concentration tank; a monitoring person can visually see the thickening process (flocculation state and concentration effect) of the slurry at the observation point 7 so as to adjust the reasonable amount of the flocculating agent in time and ensure the slurry concentration effect; (4) when the settlement of the mud particles is observed to be finished, opening the two-position three-way electromagnetic valve 3, the two-position two-way electromagnetic valve 4 and the multifunctional pneumatic valve 6, and then, compressed air enters the vacuum perspective container 5 to extrude the sediment; (5) after the sediment is discharged, the container cleaning pump 10 injects clean water into the vacuum perspective container 5 through the spraying pipeline 17 to wash and clean the inner wall of the container 5, so that the container 5 has perspective, the cleaning is finished when the cleaning water reaches the limiting height of the dual-purpose limiting device 15, and the multifunctional pneumatic valve 6 is opened to drain the cleaning water; the whole process is visible according to the reciprocating cycle (about 3 minutes in one cycle).
The working process of the slurry thickener is as follows: (1) the mud pump pumps the mud into the concentration tank 9, and simultaneously the chemical pump 12 adds the flocculating agent into the feeding pipeline 14 and the vacuum perspective container 5 for negative pressure sampling; (2) the mud in the concentration tank 9 is accelerated to settle under the action of a flocculating agent, and the sample mud in the vacuum perspective container 5 dynamically simulates the dense state; (3) a monitoring person visually observes the thickening process (flocculation state and concentration effect) of the sample slurry through the vacuum perspective container 5 and adjusts the reasonable amount of the flocculating agent in time; (4) indirectly deducing the concentration of the sludge at the bottom flow through a torque force measuring device, and adjusting the rotating speed of a driving device of a thickener; (5) the driving device drives the mud rake to rotate at a slow speed, the mud rake discharges thickened mud from the mud discharge port, and clarified liquid overflows from the overflow port.
The mud thickener of the utility model has the advantages of real-time dynamic simulation of the thickening state, visual whole course, intuition, convenience and reliable performance; the concentration condition of the slurry in the concentration tank is judged in an auxiliary way through the online visual perspective of the concentration process (flocculation state and concentration effect) of the sample slurry, so that the reasonable dosage of the flocculating agent can be adjusted in time, the waste of the flocculating agent is avoided, and the concentration effect of the slurry is ensured; the technical problem which is always desired to be solved but is not successfully solved is solved, and the development direction of the slurry thickener is provided.
Claims (2)
1. A device for dynamically simulating the perspective thickening process of a thickened state comprises a pneumatic control system, a vacuum perspective container, a multifunctional pneumatic valve, a container cleaning pump, a dual-purpose limiting device and a negative pressure sampling pipeline; the method is characterized in that: the pneumatic control system comprises an air source triple piece, a vacuum generator, a two-position three-way electromagnetic valve and a two-position two-way electromagnetic valve; the vacuum perspective container comprises a pocket-sized transparent tank cylinder, a tank bottom, a tank cover sealing ring and double spray pipes, wherein the tank cylinder is made of transparent toughened glass materials, the tank bottom is provided with sampling pipe holes, and the tank cover is provided with air pumping pipe holes and spray pipe holes; the interconnection relationship is: the dual-purpose limiting device is arranged at the upper part of the vacuum perspective container, the vacuum perspective container is arranged on a workbench beside the slurry thickener and is connected with a feeding pipeline through a negative pressure sampling pipeline, the end of an air source triple piece of the pneumatic control system is externally connected with an air source pipeline, the vacuum generator is communicated with the upper end and the lower end of the vacuum perspective container through a two-position three-way electromagnetic valve, a two-position two-way electromagnetic valve and a multifunctional pneumatic valve, the negative pressure sampling pipeline is connected with the feeding pipeline and the multifunctional pneumatic valve, and a container cleaning pump pipeline is communicated with a double spraying pipe of the vacuum perspective container; the vacuum perspective container has the characteristics of negative pressure sampling of the vacuum perspective container, dynamic simulation of the thickening state and perspective thickening process.
2. A slurry thickener comprises a thickening tank, a thickening mechanism, a torsion measuring device and a perspective thickening process device, wherein the thickening mechanism comprises a driving device, a mud rake shaft and a mud rake; the method is characterized in that: comprising the dynamically simulated dense state perspective dense process device of claim 1.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202022924310.6U CN213835017U (en) | 2020-12-09 | 2020-12-09 | Device for dynamically simulating perspective thickening process of thickened state and corresponding slurry thickener |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202022924310.6U CN213835017U (en) | 2020-12-09 | 2020-12-09 | Device for dynamically simulating perspective thickening process of thickened state and corresponding slurry thickener |
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| Publication Number | Publication Date |
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| CN213835017U true CN213835017U (en) | 2021-07-30 |
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| CN202022924310.6U Active CN213835017U (en) | 2020-12-09 | 2020-12-09 | Device for dynamically simulating perspective thickening process of thickened state and corresponding slurry thickener |
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| CN (1) | CN213835017U (en) |
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Address after: 253000 shoujingjin group, Jinghua Road North, Dezhou Economic Development Zone, Shandong Province Patentee after: Jingjin Equipment Co.,Ltd. Address before: 253000 shoujingjin group, Jinghua Road North, Dezhou Economic Development Zone, Shandong Province Patentee before: Jing Jin Environmental Protection Inc. |
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