CN113023945A - Municipal administration sewage treatment plant - Google Patents

Municipal administration sewage treatment plant Download PDF

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Publication number
CN113023945A
CN113023945A CN202110279378.XA CN202110279378A CN113023945A CN 113023945 A CN113023945 A CN 113023945A CN 202110279378 A CN202110279378 A CN 202110279378A CN 113023945 A CN113023945 A CN 113023945A
Authority
CN
China
Prior art keywords
sewage treatment
cavity
screen
box body
screening
Prior art date
Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
Pending
Application number
CN202110279378.XA
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Chinese (zh)
Inventor
李刚
彭凯
盛欣宇
杨继茂
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China MCC5 Group Corp Ltd
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China MCC5 Group Corp Ltd
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Application filed by China MCC5 Group Corp Ltd filed Critical China MCC5 Group Corp Ltd
Priority to CN202110279378.XA priority Critical patent/CN113023945A/en
Publication of CN113023945A publication Critical patent/CN113023945A/en
Pending legal-status Critical Current

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    • C—CHEMISTRY; METALLURGY
    • C02—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
    • C02F—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
    • C02F9/00—Multistage treatment of water, waste water or sewage
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01D—SEPARATION
    • B01D29/00—Filters with filtering elements stationary during filtration, e.g. pressure or suction filters, not covered by groups B01D24/00 - B01D27/00; Filtering elements therefor
    • B01D29/01—Filters with filtering elements stationary during filtration, e.g. pressure or suction filters, not covered by groups B01D24/00 - B01D27/00; Filtering elements therefor with flat filtering elements
    • B01D29/03—Filters with filtering elements stationary during filtration, e.g. pressure or suction filters, not covered by groups B01D24/00 - B01D27/00; Filtering elements therefor with flat filtering elements self-supporting
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01D—SEPARATION
    • B01D29/00—Filters with filtering elements stationary during filtration, e.g. pressure or suction filters, not covered by groups B01D24/00 - B01D27/00; Filtering elements therefor
    • B01D29/50—Filters with filtering elements stationary during filtration, e.g. pressure or suction filters, not covered by groups B01D24/00 - B01D27/00; Filtering elements therefor with multiple filtering elements, characterised by their mutual disposition
    • B01D29/56—Filters with filtering elements stationary during filtration, e.g. pressure or suction filters, not covered by groups B01D24/00 - B01D27/00; Filtering elements therefor with multiple filtering elements, characterised by their mutual disposition in series connection
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01D—SEPARATION
    • B01D29/00—Filters with filtering elements stationary during filtration, e.g. pressure or suction filters, not covered by groups B01D24/00 - B01D27/00; Filtering elements therefor
    • B01D29/62—Regenerating the filter material in the filter
    • B01D29/70—Regenerating the filter material in the filter by forces created by movement of the filter element
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01D—SEPARATION
    • B01D29/00—Filters with filtering elements stationary during filtration, e.g. pressure or suction filters, not covered by groups B01D24/00 - B01D27/00; Filtering elements therefor
    • B01D29/96—Filters with filtering elements stationary during filtration, e.g. pressure or suction filters, not covered by groups B01D24/00 - B01D27/00; Filtering elements therefor in which the filtering elements are moved between filtering operations; Particular measures for removing or replacing the filtering elements; Transport systems for filters
    • B01D29/965—Device for changing the inclination of the filtering element
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01D—SEPARATION
    • B01D35/00—Filtering devices having features not specifically covered by groups B01D24/00 - B01D33/00, or for applications not specifically covered by groups B01D24/00 - B01D33/00; Auxiliary devices for filtration; Filter housing constructions
    • B01D35/14—Safety devices specially adapted for filtration; Devices for indicating clogging
    • B01D35/143—Filter condition indicators
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01D—SEPARATION
    • B01D2201/00—Details relating to filtering apparatus
    • B01D2201/04—Supports for the filtering elements
    • B01D2201/0415—Details of supporting structures
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01D—SEPARATION
    • B01D2201/00—Details relating to filtering apparatus
    • B01D2201/08—Regeneration of the filter
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01D—SEPARATION
    • B01D2201/00—Details relating to filtering apparatus
    • B01D2201/18—Filters characterised by the openings or pores
    • B01D2201/184—Special form, dimension of the openings, pores of the filtering elements
    • C—CHEMISTRY; METALLURGY
    • C02—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
    • C02F—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
    • C02F1/00—Treatment of water, waste water, or sewage
    • C02F1/001—Processes for the treatment of water whereby the filtration technique is of importance
    • C—CHEMISTRY; METALLURGY
    • C02—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
    • C02F—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
    • C02F1/00—Treatment of water, waste water, or sewage
    • C02F1/28—Treatment of water, waste water, or sewage by sorption
    • C02F1/283—Treatment of water, waste water, or sewage by sorption using coal, charred products, or inorganic mixtures containing them
    • C—CHEMISTRY; METALLURGY
    • C02—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
    • C02F—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
    • C02F1/00—Treatment of water, waste water, or sewage
    • C02F1/66—Treatment of water, waste water, or sewage by neutralisation; pH adjustment
    • C—CHEMISTRY; METALLURGY
    • C02—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
    • C02F—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
    • C02F2209/00—Controlling or monitoring parameters in water treatment
    • C02F2209/005—Processes using a programmable logic controller [PLC]

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  • Chemical & Material Sciences (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • Hydrology & Water Resources (AREA)
  • Engineering & Computer Science (AREA)
  • Environmental & Geological Engineering (AREA)
  • Water Supply & Treatment (AREA)
  • Organic Chemistry (AREA)
  • Filtration Of Liquid (AREA)
  • Sewage (AREA)

Abstract

The invention relates to the technical field of sewage treatment, in particular to a municipal sewage treatment device which comprises a box body, wherein a purification net is arranged in the box body and transversely partitions the box body into a screening cavity and a mixing cavity; a screen is arranged in the screening cavity, and a impurity removing structure for removing impurities is arranged on the side wall of the screening cavity; a driving shaft is arranged in the box body, penetrates through the mixing cavity and then enters the screening cavity, and is movably connected with the screen through a threaded structure and drives the screen to deform upwards or downwards; the part of the driving shaft, which is positioned in the mixing cavity, is provided with a mixing structure, and the driving shaft is also connected with a driver and rotates positively and negatively under the action of the driver. The box body structure disclosed by the invention can be used for treating sewage on the premise of not changing the internal structure of the box body and not disassembling the filter screen, and is convenient for cleaning and removing impurities, so that the sewage treatment efficiency is improved, the working stability of the sewage treatment device is ensured, and the service life of the sewage treatment device is prolonged.

Description

Municipal administration sewage treatment plant
Technical Field
The invention relates to the technical field of sewage treatment, in particular to a municipal sewage treatment device.
Background
The municipal administration subject acts on municipal administration objects and processes thereof, the generalized municipal administration means the political party organization and the national government authority of the city, and in order to realize each management activity and process of the political, economic, cultural and social development of the city and the country, the narrow municipal administration means the management activity and process of the national government authority of the city to various administrative matters and social public matters in the district of the city, the sewage, usually means the drainage water which is polluted to a certain extent and comes from life and production, and the sewage mainly comprises domestic sewage, industrial wastewater and initial rainwater. The main pollutants of sewage are pathogen pollutants, oxygen-consuming pollutants, plant nutrients, toxic pollutants and the like, and from the viewpoint of the source of sewage, sewage can be defined as waste-carrying liquid or water mixed with underground water, surface water, storm snow and the like discharged from residential, institutional, commercial or industrial areas, and sewage is classified into various categories, and accordingly, there are various technologies and processes for reducing the influence of sewage on the environment.
The utility model CN212102347U provides "a municipal sewage treatment plant", the main technical problem who solves of the device is, all contain a large amount of solid impurity in the current sewage, can predetermine the screen cloth in processing apparatus and come to filter the impurity in the sewage, but in the past for a long time, impurity can be piled up on the screen cloth, but the inconvenient ann of current screen cloth is torn open, has influenced the work efficiency of device to a certain extent.
Therefore, the existing sewage treatment device structure has a part to be improved urgently, and the sewage treatment device needs to be optimized and improved to meet the control of airflow, so a more reasonable technical scheme needs to be provided, and the defects in the prior art are overcome.
Disclosure of Invention
In order to solve the defects of the prior art mentioned in the above, the invention provides a municipal sewage treatment device, which screens out solid particle impurities in sewage by filtering the sewage, and removes the solid particle impurities to the outside through a specific pipeline, so that the condition of impurity accumulation at a filtering structure in the device is reduced, and the filtering effect of the sewage treatment device is greatly improved.
In order to achieve the purpose, the invention specifically adopts the technical scheme that:
a municipal sewage treatment device comprises a box body, wherein a purification net is arranged in the box body and transversely partitions the box body into an upper screening cavity and a lower mixing cavity; a screen is arranged in the screening cavity, the outer edge of the screen is fixedly connected with the inner wall of the screening cavity, and a impurity removing structure for removing impurities is arranged on the side wall of the screening cavity; a driving shaft is arranged in the box body, penetrates through the mixing cavity from bottom to top and then enters the screening cavity, and the part of the driving shaft, which is positioned in the screening cavity, is movably connected with the screen through a threaded structure and drives the screen to deform upwards or downwards; the part of the driving shaft, which is positioned in the mixing cavity, is provided with a mixing structure, and the driving shaft is also connected with a driver and rotates positively and negatively under the action of the driver.
According to the sewage treatment device disclosed by the invention, sewage to be treated is added into the screening cavity through the feeding structure, impurities in the sewage are preliminarily filtered by the screen, and particles with the size larger than that of gaps of the screen are prevented from entering the mixing cavity; after the impurity is piled up in the screening intracavity, clean through the feeding structure, sweep impurity into and arrange miscellaneous structure and realize cleaing away of impurity, resume the filter capacity of screen cloth.
Further, the impurity removing structure adopted by the invention can adopt various pore channel structures capable of removing impurities, and is optimized and one feasible option is shown here: the impurity discharging structure comprises an impurity discharging pipe which is flush with the outer edge of the screen, the upper end of the impurity discharging pipe is communicated to the inside of the screening cavity, and an impurity collecting box is arranged at the lower port of the impurity discharging pipe. When adopting such scheme, can get into the impurity pipe of arranging through cleaning with the impurity of screening intracavity, impurity falls into the collection miscellaneous case of below by arranging miscellaneous pipe.
Furthermore, the thread structure disclosed by the invention is used for adjusting the integral angle of the screen, so that the joint of the screen and the screw can be lifted upwards or moved downwards, the screen is adjusted, and the filtering and subsequent cleaning of impurities are facilitated. The specific thread structure can be set in various forms, which are not limited only, and the optimal setting is performed here and one of the possible solutions is shown: the helicitic texture includes the internal thread cover, and the part that the drive shaft is located the screening intracavity sets up the external screw thread and with the internal thread cover cooperation, internal thread cover and screen cloth fixed connection, and internal thread cover takes place axial displacement and drives the screen cloth deformation along the drive shaft when the drive shaft rotates. When adopting such scheme, the drive shaft rotates, because thread fit's structure, the internal thread cover moves along the axle on the drive shaft to drive the screen cloth and take place deformation.
Further, since the screen mesh adopted in the present invention needs to be deformed while maintaining filterability, the structure of the screen mesh is also stable during repeated deformation, and is optimized here, to name one of the feasible options: the screen comprises a plurality of hinged meshes, and the meshes are hinged with the internal thread sleeves. When the scheme is adopted, when the internal thread sleeve moves upwards or downwards along the driving shaft, the screen mesh can be deformed by the hinge structure of the mesh and the internal thread sleeve and the hinge structure between the mesh, the structure of a single mesh does not change, the filter aperture does not change, and the reliability of the screen mesh is greatly ensured.
Furthermore, in order to facilitate the addition of sewage, the structure of the tank body is optimized, and one of the feasible options is as follows: the box body is provided with a plurality of feeding structures corresponding to the screening cavities. When adopting such scheme, the feeding structure can include a plurality of feed ports, and some feed ports are used for adding sewage, and some feed ports can be used to add the material that purifying agent etc. are used for sewage treatment to improve sewage treatment's effect.
Still further, for the sewage after the processing, need to get rid of from the box, so optimize the structure of box, cite one of them feasible scheme: the box body is provided with a plurality of discharging structures correspondingly matched with the mixing cavity.
Furthermore, the discharging structure is arranged on the side wall of the mixing cavity and comprises a plurality of discharging holes. When the device is arranged, sewage treated by the screen and the purification net enters the mixing cavity and is treated by the mixing structure and then discharged by the discharge hole.
Further, the mixing structure at least comprises mixing blades which rotate synchronously with the driving shaft.
Furthermore, the driver comprises a positive and negative motor, and an output shaft of the positive and negative motor is in transmission connection with the driving shaft. When the scheme is adopted, the positive and negative motors rotate forwards or reversely, so that the driving shaft is driven to rotate forwards or reversely, the internal thread sleeve moves upwards or downwards, and the screen mesh is driven to deform.
Still further, for better placement of the driving device, the structure of the box body is optimized, and one of the feasible options is as follows: the lower part of the box body is also provided with a driving cavity, and the driver is arranged in the driving cavity; the driving cavity is provided with a heat dissipation structure, and the driver is provided with a heat dissipation part. When the scheme is adopted, the heat dissipation piece helps the driver to dissipate heat, and the stability and reliability of the driver after long-time work are ensured.
Further, for better overall control, the box on be provided with the controller, be provided with the inductor that is used for detecting screen cloth epirelief degree and recessed degree on the box, the inductor is connected with the controller electricity, the controller is used for controlling the driver just reverse so that the screen cloth takes place epirelief and recessed deformation in the confined range. When the scheme is adopted, the inductor induces the position of the internal thread sleeve, and when the distance from the internal thread sleeve to the inductor reaches a set value, the controller sends an instruction to control the driver to change the running direction.
Compared with the prior art, the invention has the beneficial effects that:
the invention optimizes the structure in the box body, filters the sewage entering the box body, filters impurities and stays on the screen, and removes the impurities through the impurity removing structure. The box body structure disclosed by the invention can be used for treating sewage on the premise of not changing the internal structure of the box body and not disassembling the filter screen, and is convenient for cleaning and removing impurities, so that the sewage treatment efficiency is improved, the working stability of the sewage treatment device is ensured, and the service life of the sewage treatment device is prolonged.
Drawings
In order to more clearly illustrate the technical solutions of the embodiments of the present invention, the drawings needed to be used in the embodiments will be briefly described below, it should be understood that the following drawings only show some embodiments of the present invention, and therefore should not be considered as limiting the scope, and for those skilled in the art, other related drawings can be obtained according to the drawings without inventive efforts.
Fig. 1 is a schematic sectional view of the processing apparatus in front view.
Fig. 2 is a schematic sectional structure diagram of the screening chamber.
In the above drawings, the meanings of the respective symbols are: 1. a box body; 11. a feed structure; 2. a purification net; 3. a drive chamber; 4. a drive device; 5. a drive shaft; 51. a hybrid structure; 6. an internal thread sleeve; 61. screening a screen; 7. an inductor; 8. a trash removal pipe; 81. a trash box.
Detailed Description
The invention is further explained below with reference to the drawings and the specific embodiments.
It should be noted that the description of the embodiments is provided to help understanding of the present invention, but the present invention is not limited thereto. Specific structural and functional details disclosed herein are merely illustrative of example embodiments of the invention. This invention may, however, be embodied in many alternate forms and should not be construed as limited to the embodiments set forth herein.
Examples
The filter screen needs to be detached to independently clean the existing sewage treatment device after sewage treatment, the operation is complex, the sewage treatment efficiency is not convenient to improve, and the reliability of the sewage treatment device cannot be guaranteed. The embodiment provides a sewage treatment device to solve the problems in the prior art.
Specifically, the technical solution disclosed in this embodiment is as follows:
a municipal sewage treatment device comprises a box body 1, wherein a purification net 2 is arranged in the box body 1, and the purification net 2 transversely partitions the box body 1 into an upper screening cavity and a lower mixing cavity; a screen 61 is arranged in the screening cavity, the outer edge of the screen 61 is fixedly connected with the inner wall of the screening cavity, and a impurity removing structure for removing impurities is arranged on the side wall of the screening cavity; a driving shaft 5 is arranged in the box body 1, the driving shaft 5 penetrates through the mixing cavity from bottom to top and then enters the screening cavity, and the part of the driving shaft 5, which is positioned in the screening cavity, is movably connected with the screen 61 through a threaded structure and drives the screen 61 to deform upwards or downwards; the part of the drive shaft 5 located in the mixing chamber is provided with a mixing structure 51, and the drive shaft 5 is also connected with a driver and rotates positively and negatively under the action of the driver.
In the sewage treatment device disclosed above, sewage to be treated is added into the screening cavity through the feeding structure 11, and the screen 61 is used to primarily filter impurities in the sewage, so as to prevent particles with a size larger than that of the screen 61 from entering the mixing cavity through gaps; after the impurity is piled up in the screening intracavity, clean through feed structure 11, sweep impurity into and arrange miscellaneous structure and realize cleaing away of impurity, resume screen cloth 61's filtering capacity.
Preferably, the purification net 2 is one of an activated carbon filter net or a bamboo charcoal filter net.
Through any one of the active carbon filter screen or the bamboo charcoal filter screen, the purification efficiency of the purification net 2 can be effectively improved, and after impurities are screened, a certain purification effect can be achieved.
In some embodiments, the impurity removing structure may adopt a plurality of pore structures capable of removing impurities; the present embodiment is optimized and uses one of the feasible options: arrange miscellaneous structure include with the row miscellaneous pipe 8 that screen cloth 61 outside edge flushed, arrange the inside of miscellaneous pipe 8's upper end intercommunication to the screening chamber, arrange the lower port department of miscellaneous pipe 8 and be provided with collection miscellaneous case 81. When adopting such scheme, can get into impurity removal pipe 8 with the impurity of screening intracavity through cleaning, impurity falls into in the collection miscellaneous case 81 of below by impurity removal pipe 8.
Preferably, the impurity discharging pipe 8 in this embodiment is configured to be an inverted L-shape, and the horizontal section is communicated with the inside of the screening chamber, and the vertical section is communicated with the impurity collecting tank 81 downward. Meanwhile, an L-shaped hook is arranged on the outer side wall of the box body 1, the impurity collecting box 81 is arranged on the hook, the effect of collecting solid impurities is achieved through the impurity collecting box 81, and the impurity collecting box 81 can be hung and buckled on the hook through the hook, so that the worker can take the impurity collecting box conveniently.
When the mesh 61 is protruded upward or depressed downward, the foreign substances are easily slid from the mesh 61 to the trash discharging pipe 8, thereby preventing the foreign substances from remaining in the mesh 61.
The thread structure disclosed in this embodiment is used to adjust the overall angle of the screen 61, and can make the connection between the screen 61 and the screw rod lift up or move down, thereby adjusting the screen 61, facilitating the filtration of impurities and the subsequent cleaning. In some embodiments, the specific thread structure can be set in various forms, which is not limited only, and the present embodiment optimizes the setting and adopts one of the possible solutions: the helicitic texture includes internal thread cover 6, and the part that drive shaft 5 is located the screening intracavity sets up the external screw thread and with internal thread cover 6 cooperations, internal thread cover 6 and screen cloth 61 fixed connection, and internal thread cover 6 takes place axial displacement and drives screen cloth 61 deformation along drive shaft 5 when drive shaft 5 rotates. When adopting such scheme, drive shaft 5 rotates, because thread fit's structure, internal thread cover 6 moves along the axle on drive shaft 5 to drive screen cloth 61 and take place deformation.
Since the screen 61 used in this embodiment needs to be deformed while maintaining filterability, the structure of the screen 61 is also stable during repeated deformation, which is optimized to give one of the possible options: the screen 61 comprises a plurality of hinged meshes, and the meshes are hinged with the internal thread sleeve 6. When the scheme is adopted, when the internal thread sleeve 6 moves upwards or descends along the driving shaft 5, the screen 61 can be deformed by the hinge structure of the net piece and the internal thread sleeve 6 and the hinge structure between the net pieces, the structure of a single net piece is not changed, the filter aperture is not changed, and the reliability of the screen 61 is greatly ensured.
In this embodiment, the structure of the box 1 is set to be square, and the screen 61 is also set to be square correspondingly, so that the screen 61 can be set to be composed of two rectangular meshes or four triangular meshes.
Preferably, the structure of the tank 1 is optimized to facilitate the sewage addition, and one of the possible options is as follows: the box body 1 is provided with a plurality of feeding structures 11 corresponding to the screening cavities. When the scheme is adopted, the feeding structure 11 can comprise a plurality of feeding holes, part of which is used for adding sewage, and part of which can be used for adding purifying agents and other substances used for sewage treatment, so that the sewage treatment effect is improved.
Preferably, in this embodiment, two inlet holes are provided, one for the inlet of sewage and the other for adding water purifying agent and the like.
For the treated sewage, the sewage needs to be discharged from the tank body 1, so the structure of the tank body 1 is optimized, and one feasible scheme is as follows: the box body 1 is provided with a plurality of discharging structures correspondingly matched with the mixing cavity.
Preferably, the discharge structure is arranged on the side wall of the mixing cavity and comprises a plurality of discharge holes. When the device is arranged in this way, the sewage treated by the screen 61 and the purification net 2 enters the mixing cavity and is treated by the mixing structure 51 and then discharged by the discharge hole.
In the present embodiment, the mixing structure 51 comprises at least mixing blades rotating synchronously with the drive shaft 5. After the sewage enters the mixing cavity, a water purifying agent or a mixed agent can be added into the sewage, the sewage can be fully mixed through the rotation of the mixing blades, and the sewage is discharged after being fully mixed.
In this embodiment, the driver comprises a forward and reverse motor, and an output shaft of the forward and reverse motor is in transmission connection with the driving shaft 5. When the scheme is adopted, the positive and negative motors rotate forwards or reversely, so that the driving shaft 5 is driven to rotate forwards or reversely, the internal thread sleeve 6 moves upwards or downwards, and the screen 61 is driven to deform.
For better positioning of the driving means 4, the structure of the box 1 is optimized, to name one of the possible options: the lower part of the box body 1 is also provided with a driving cavity 3, and the driver is arranged in the driving cavity 3; the driving cavity 3 is provided with a heat dissipation structure, and the driver is provided with a heat dissipation piece. When the scheme is adopted, the heat dissipation piece helps the driver to dissipate heat, and the stability and reliability of the driver after long-time work are ensured.
Preferably, the heat dissipation member is a metal heat dissipation member, and a heat dissipation opening is formed in the driving cavity 3, and a dust screen is arranged at the heat dissipation opening.
In order to better perform overall control, the box body 1 is provided with a controller, the box body 1 is provided with a sensor 7 for detecting the convex degree and the concave degree of the screen 61, the sensor 7 is electrically connected with the controller, and the controller is used for controlling the driver to rotate positively and negatively so that the screen 61 generates convex and concave deformation within a limited range. When the scheme is adopted, the inductor 7 induces the position of the internal thread sleeve 6, and when the distance between the internal thread sleeve 6 and the inductor 7 reaches a set value, the controller sends an instruction to control the driver to change the running direction.
Preferably, in the present embodiment, an infrared distance sensor 7 is adopted, and a PLC is used as the controller.
In a specific application, the working principle of the processing device is as follows:
the working personnel leads the sewage to be cleaned into the box body 1 through the feeding structure 11, the solid impurities in the sewage are filtered through the screen 61 structure, at the moment, the screen 61 structure is V-shaped, the filtered sewage flows into the mixing cavity through the purifying net 2, at the moment, the working personnel starts the positive and negative motors, the positive and negative motors drive the transmission shafts to operate, the mixing blades are driven to treat the sewage in the operation process of the transmission shafts, the working personnel can add neutralizing liquid through the feeding hole at any time in the treatment process, the thread blocks in the screening cavity are driven to move upwards on the transmission shafts in the positive rotation process of the positive and negative motors, because the infrared distance measuring probes are arranged in the screening cavity, when the infrared distance measuring probes detect that the thread blocks are too close, at the moment, the screen 61 mechanism presents reverse V, the solid impurities on the screen 61 roll down to the impurity guiding pipeline, and flow into in the collection miscellaneous bucket, and infrared distance measuring probe's testing result transmits to the controller, reverses through positive and negative motor of controller control to drive the screw thread piece and move down, through the positive and negative rotation of control positive and negative motor, can play the effect of guide, and screen cloth 61 possesses certain deformability, can effectively prolong its life.
The above embodiments are just exemplified in the present embodiment, but the present embodiment is not limited to the above alternative embodiments, and those skilled in the art can obtain other various embodiments by arbitrarily combining with each other according to the above embodiments, and any other various embodiments can be obtained by anyone in light of the present embodiment. The above detailed description should not be construed as limiting the scope of the present embodiments, which should be defined in the claims, and the description should be used for interpreting the claims.

Claims (10)

1. The utility model provides a municipal administration sewage treatment plant which characterized in that: the device comprises a box body (1), wherein a purification net (2) is arranged in the box body (1), and the box body (1) is transversely partitioned into an upper screening cavity and a lower mixing cavity by the purification net (2); a screen mesh (61) is arranged in the screening cavity, the outer edge of the screen mesh (61) is fixedly connected with the inner wall of the screening cavity, and a impurity removing structure for removing impurities is arranged on the side wall of the screening cavity; a driving shaft (5) is arranged in the box body (1), the driving shaft (5) penetrates through the mixing cavity from bottom to top and then enters the screening cavity, and the part of the driving shaft (5) located in the screening cavity is movably connected with the screen (61) through a threaded structure and drives the screen (61) to deform upwards or downwards; the part of the driving shaft (5) positioned in the mixing cavity is provided with a mixing structure (51), and the driving shaft (5) is also connected with a driver and can rotate positively and negatively under the action of the driver.
2. The municipal sewage treatment apparatus of claim 1, wherein: arrange miscellaneous structure include with row miscellaneous pipe (8) that screen cloth (61) outside edge level, arrange the upper end of miscellaneous pipe (8) and communicate to the inside in screening chamber, arrange the lower port department of miscellaneous pipe (8) and be provided with collection miscellaneous case (81).
3. The municipal sewage treatment apparatus of claim 1, wherein: the helicitic texture includes internal thread cover (6), and drive shaft (5) are located the part of screening intracavity and set up the external screw thread and cooperate with internal thread cover (6), and internal thread cover (6) and screen cloth (61) fixed connection, and internal thread cover (6) take place axial displacement and drive screen cloth (61) deformation along drive shaft (5) when drive shaft (5) rotate.
4. The municipal sewage treatment apparatus of claim 3, wherein: the screen (61) comprises a plurality of hinged meshes, and the meshes are hinged with the internal thread sleeve (6).
5. The municipal sewage treatment apparatus of claim 1, wherein: the box body (1) is provided with a plurality of feeding structures (11) corresponding to the screening cavities.
6. The municipal sewage treatment apparatus of claim 1, wherein: the box body (1) is provided with a plurality of discharging structures correspondingly matched with the mixing cavity.
7. The municipal sewage treatment apparatus of claim 1, wherein: the mixing structure (51) at least comprises mixing blades which rotate synchronously with the driving shaft (5).
8. The municipal sewage treatment apparatus of claim 1, wherein: the driver comprises a positive and negative motor, and an output shaft of the positive and negative motor is in transmission connection with the driving shaft (5).
9. The municipal sewage treatment apparatus of claim 8, wherein: the lower part of the box body (1) is also provided with a driving cavity (3), and the driver is arranged in the driving cavity (3); the driving cavity (3) is provided with a heat dissipation structure, and the driver is provided with a heat dissipation piece.
10. The municipal sewage treatment apparatus of claim, wherein: the box (1) on be provided with the controller, be provided with inductor (7) that are used for detecting screen cloth (61) epirelief degree and recessed degree on box (1), inductor (7) are connected with the controller electricity, the controller is used for controlling the driver just reverse so that screen cloth (61) take place epirelief and recessed deformation in the confined range.
CN202110279378.XA 2021-03-16 2021-03-16 Municipal administration sewage treatment plant Pending CN113023945A (en)

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