Disclosure of Invention
The technical problem is as follows: the prior equipment has poor primary treatment effect on sewage, and can easily cause the blockage of subsequent treatment equipment, thereby causing low sewage treatment efficiency. In order to solve the problems, the embodiment designs a sewage treatment device with physical sedimentation, the sewage treatment device with physical sedimentation comprises a machine body, a water inlet with an upward opening is arranged in the middle of the upper side of the machine body, a preliminary cleaning mechanism is arranged on the lower side of the water inlet and can filter larger impurities, the preliminary cleaning mechanism comprises a pushing cavity communicated with the lower side of the water inlet, a filter screen fixed on the upper wall surface of the pushing cavity is arranged outside the pushing cavity, a flow guide cavity is communicated with the lower side of the pushing cavity, a ratchet cavity is arranged on the left side of the pushing cavity, a screw shaft which penetrates left and right and extends to the inside of the ratchet cavity is arranged in the pushing cavity, a sewage discharge cavity is arranged at the right end of the pushing cavity, the lower end of the sewage discharge cavity is opened outwards, the upper end of the sewage discharge cavity is communicated with the right side of the pushing cavity, and the screw shaft penetrates through the upper side of the sewage discharge cavity, the spiral screw blade is fixedly arranged on the outer circular surface of the screw shaft, the spiral screw blade can push impurities in the pushing cavity to the sewage discharge cavity and discharge the impurities, a sedimentation tank is communicated with the lower side of the flow guide cavity and can store sewage after primary treatment, a drain pipe communicated with the outside is arranged on the right wall of the lower side of the sedimentation tank, a working cavity is arranged under the pushing cavity, a rotating shaft is connected with the lower wall of the working cavity in a rotating manner, three identical and uniformly distributed turntables are fixedly arranged on the outer circular surface of the rotating shaft from top to bottom, a supply device is arranged at the circle center of each turntable and comprises a storage cavity capable of storing a flocculating agent, four adsorption devices are circumferentially distributed in an array manner outside the axis of each turntable and can adsorb small granular substances, a feeding channel is communicated between each adsorption device and the storage cavity, and a cleaning mechanism is arranged on the left side of each rotating shaft, the cleaning mechanism can clean the adsorption device.
Preferably, the left side of the ratchet cavity is provided with a power device, the power device comprises a bevel gear cavity located on the left side of the ratchet cavity, the lower side of the bevel gear cavity is provided with a power cavity, the bevel gear cavity is internally provided with a power shaft which runs through the upper wall and the lower wall of the bevel gear cavity and extends to the inside of the power cavity, the upper end of the power shaft is connected with a power motor in a power mode, the upper wall of the bevel gear cavity is provided with a driving bevel gear fixed on the outer circular surface of the power shaft, the right side of the driving bevel gear is provided with a driven bevel gear meshed with each other, the axle center of the right end face of the driven bevel gear is fixedly connected with a pushing shaft which extends to the inner part of the ratchet cavity, the inner part of the ratchet cavity is provided with a pushing ratchet.
Preferably, the lower end of the rotating shaft is in power connection with a rotating motor fixed inside the machine body, the rotating motor can drive the rotating shafts to rotate coaxially three rotating discs simultaneously, and the rotating discs can drive the adsorption device to rotate to the interior of the sedimentation tank and seal the sedimentation tank.
Preferably, the circumference array distribution outside the axis of the rotary table corresponds to the adsorption device and is provided with a storage cavity with an outward opening, one side of the storage cavity, which is far away from the rotary shaft, is provided with a stop block capable of sliding, the upper end of the stop block extends out of the upper end surface of the rotary table, the stop block is close to one side of the rotary shaft and is fixedly provided with a spring cavity with the inner side wall surface of the storage cavity, and three vertical distribution positions on the right side of the stop block, which are opposite to the right side, are provided with push blocks fixed on the.
Preferably, the cleaning mechanism comprises three rotatable washing plates which are respectively positioned above the three adsorption devices on the left side, brushes are fixedly arranged on the lower end surfaces of the washing plates, fixed columns are fixedly arranged on the outer sides of the power cavities, three fixed plates which extend to the working cavity are fixedly arranged on the right end surfaces of the fixed columns from top to bottom, the fixed plates are respectively positioned above the three washing plates on the left side, belt wheel shafts are rotatably arranged between the upper end axes of the washing plates and the fixed plates, driven pulleys are fixedly arranged on the outer circumferential surfaces of the belt wheel shafts, driving pulleys are fixedly arranged on the left sides of the driven pulleys and on the outer circumferential surfaces of the power shafts, belt wheel ports are formed in the right sides of the driving pulleys and on the fixed columns, and driving belts which penetrate through the belt wheel ports are wound between the driving pulleys and the driven pulleys.
Preferably, a pump cavity is arranged on the lower side of the power cavity, a water tank is arranged on the left side of the pump cavity, a pump shaft extending into the power cavity is arranged between the upper wall surface and the lower wall surface of the pump cavity in a penetrating mode, a water supply ratchet wheel is fixedly arranged between the upper end of the pump shaft and the lower end of the power shaft, pump blades are fixedly arranged on the outer circular surface of the pump shaft, a water inlet pipe is arranged between the left wall of the pump cavity and the water tank in a communicating mode, a water outlet pipe is arranged on the right wall of the pump cavity in a communicating mode, a water outlet electromagnetic valve is arranged in the water.
Preferably, a replenishment pot is fixedly arranged on the lower wall of the right side of the fixing plate, a replenishment valve is fixedly arranged in the replenishment pot, a replenishment port is arranged on the lower side of the replenishment valve, and the replenishment port is right above the storage cavity.
Preferably, the lower sides of the three adsorption devices on the left side are fixedly provided with support plates penetrating through the front wall and the rear wall of the working chamber, the upper ends of the support plates are provided with recovery drawers capable of sliding forwards and backwards, and the recovery drawers can be pulled out backwards.
Preferably, the suction device is configured to be able to be rotated out of the machine body and replaced by the rotation of the rotation shaft.
The invention has the beneficial effects that: according to the invention, the sewage is subjected to secondary treatment, larger impurities are discharged from the equipment, impurities in the sewage are adsorbed by a physical sedimentation method, a flocculating agent is added into a sedimentation tank to accelerate small particulate matters to precipitate, the adsorption device adsorbing the impurities is conveyed outwards in a rotating mode, and the sediments adsorbed on the adsorption device are treated by a cleaning mechanism.
Detailed Description
The invention will now be described in detail with reference to fig. 1-7, for ease of description, the orientations described below will now be defined as follows: the up, down, left, right, and front-back directions described below correspond to the up, down, left, right, and front-back directions in the projection relationship of fig. 1 itself.
The invention relates to a sewage treatment device with physical sedimentation, which comprises a machine body 11, wherein a water inlet 12 with an upward opening is arranged in the middle of the upper side of the machine body 11, a primary cleaning mechanism 102 is arranged on the lower side of the water inlet 12, the primary cleaning mechanism 102 can filter larger impurities, the primary cleaning mechanism 102 comprises a pushing cavity 13 communicated with the lower side of the water inlet 12, a filter screen 34 fixed on the upper wall surface of the pushing cavity 13 is arranged on the outer side of the pushing cavity 13, a flow guide cavity 35 is communicated with the lower side of the pushing cavity 13, a ratchet cavity 14 is arranged on the left side of the pushing cavity 13, a screw shaft 16 which penetrates left and right and extends to the inside of the ratchet cavity 14 is arranged in the pushing cavity 13, a sewage discharge cavity 15 is arranged at the right end of the pushing cavity 13, the lower end of the sewage discharge cavity 15 is opened outwards, the upper end of the sewage discharge cavity 15 is communicated with the right side of the pushing cavity 13, the screw shaft 16 penetrates through, the outer disc of screw shaft 16 is fixed and is equipped with spiral shell page or leaf 17, spiral shell page or leaf 17 can with promote the impurity in the chamber 13 and push to blowdown chamber 15 and discharge, water conservancy diversion chamber 35 downside intercommunication is equipped with sedimentation tank 36, sewage after preliminary treatment can be stored to sedimentation tank 36, sedimentation tank 36 downside right wall is equipped with the drain pipe 37 with external intercommunication, be equipped with working chamber 63 under promoting chamber 13, working chamber 63 lower wall rotates and is connected with rotation axis 33, the outer disc of rotation axis 33 is by last fixed being equipped with three the same and evenly distributed's carousel 46 down, carousel 46 centre of a circle department is equipped with feed arrangement 103, including the storage chamber 48 that can store the flocculating agent in the feed arrangement 103, four adsorption apparatus 47 of carousel 46 axle center outside circumference array distribution, adsorption apparatus 47 can adsorb the small granule material, the intercommunication is equipped with feedstock channel 53 between adsorption apparatus 47 and the storage chamber 48, a cleaning mechanism 104 is provided on the left side of the rotary shaft 33, and the cleaning mechanism 104 can clean the adsorption device 47.
Advantageously, a power device 101 is arranged at the left side of the ratchet cavity 14, the power device 101 comprises a bevel gear cavity 20 at the left side of the ratchet cavity 14, a power cavity 25 is arranged at the lower side of the bevel gear cavity 20, a power shaft 22 which penetrates through the upper wall and the lower wall of the bevel gear cavity 20 and extends to the interior of the power cavity 25 is arranged in the bevel gear cavity 20, the upper end of the power shaft 22 is connected with a power motor 23 in a power mode, the upper wall of the bevel gear cavity 20 is provided with a driving bevel gear 24 fixed with the outer circular surface of the power shaft 22, the right side of the driving bevel gear 24 is provided with a driven bevel gear 21 which is engaged with each other, the shaft center of the right end face of the driven bevel gear 21 is fixedly connected with a pushing shaft 19 which extends to the inside of the ratchet cavity 14, a rotatable pushing ratchet 18 is arranged in the ratchet cavity 14, and the pushing shaft 19 and the screw shaft 16 are respectively fixedly connected with the axes of an internal gear and an external gear of the pushing ratchet 18.
Advantageously, a rotating motor 32 fixed inside the machine body 11 is dynamically connected to the lower end of the rotating shaft 33, the rotating motor 32 can drive three rotating discs 46 coaxial with the rotating shaft 33 to rotate simultaneously, and the rotating discs 46 can drive the adsorption device 47 to rotate inside the sedimentation tank 36 and seal.
Beneficially, storage cavities 48 with outward openings are circumferentially distributed in an array manner on the outer side of the axis of the rotating disc 46 and correspond to the adsorption device 47, a slidable stopper 51 is arranged on one side of the storage cavity 48 away from the rotating shaft 33, the upper end of the stopper 51 extends out of the upper end face of the rotating disc 46, a spring cavity 49 is fixedly arranged on one side of the stopper 51 close to the rotating shaft 33 and on the inner side wall face of the storage cavity 48, and a pushing block 52 fixed on the outer wall face of the sedimentation tank 36 is arranged at the right side of the three vertically distributed stoppers 51 on the right side.
Advantageously, the washing mechanism 104 comprises a washing plate 44 which is rotatable above the three suction devices 47 on the left side respectively, a brush 45 is fixedly arranged on the lower end surface of the washing plate 44, a fixing column 40 is fixedly arranged on the outer side of the power cavity 25, the right end surface of the fixing column 40 is fixedly provided with three fixing plates 41 extending to the working cavity 63 from top to bottom, the fixed plates 41 are respectively positioned above the three left washing plates 44, a pulley shaft 42 is rotatably arranged between the upper shaft center of the washing plates 44 and the fixed plates 41, a driven belt wheel 43 is fixedly arranged on the outer circumferential surface of the belt wheel shaft 42, a driving belt wheel 38 is fixedly arranged on the outer circumferential surface of the left side of the driven belt wheel 43 and at the position corresponding to the power shaft 22, a pulley opening 64 is formed in the fixed column 40 on the right side of the driving pulley 38, and a transmission belt 39 passing through the pulley opening 64 is wound between the driving pulley 38 and the driven pulley 43.
Beneficially, a pump cavity 29 is arranged on the lower side of the power cavity 25, a water tank 26 is arranged on the left side of the pump cavity 29, a pump shaft 30 extending into the power cavity 25 is arranged between the upper wall surface and the lower wall surface of the pump cavity 29 in a penetrating manner, a water supply ratchet 31 is fixedly arranged between the upper end of the pump shaft 30 and the lower end of the power shaft 22, pump blades 28 are fixedly arranged on the outer circumferential surface of the pump shaft 30, a water inlet pipe 27 is arranged between the left wall of the pump cavity 29 and the water tank 26 in a communicating manner, a water outlet pipe 56 is arranged on the right wall of the pump cavity 29 in a communicating manner, a water outlet electromagnetic valve 57 is arranged in the water outlet pipe 56, a water.
Beneficially, a supply pot 60 is fixedly arranged on the lower right side wall of the fixing plate 41, a supply valve 61 is fixedly arranged inside the supply pot 60, a supply port 62 is arranged on the lower side of the supply valve 61, and the supply port 62 is right above the storage cavity 48.
Advantageously, a supporting plate 54 penetrating through the front and rear walls of the working chamber 63 is fixedly arranged on the lower sides of the left three suction devices 47, and a recovery drawer 55 capable of sliding back and forth is arranged on the upper end of the supporting plate 54, and the recovery drawer 55 can be pulled out backwards.
Advantageously, the suction device 47 can be rotated out of the housing 11 and replaced by rotation of the rotary shaft 33.
The following detailed description of the steps of a physical sedimentation sewage treatment apparatus according to the present invention is provided with reference to fig. 1 to 7: in the initial state, the drain pipe 37 is in a closed state, the spring 50 adjacent to the sedimentation basin 36 is in a compressed state and the feed channel 53 at the same position is opened, and the other three springs 50 are in a free state and the feed channel 53 is closed.
During operation, the power motor 23 is driven to rotate positively, so as to drive the power shaft 22 and the driving bevel gear 24 to rotate, so as to drive the driven bevel gear 21 engaged with the gear to rotate, and further drive the push shaft 19 to rotate and drive the screw blade 17 on the right screw shaft 16 to rotate through the transmission of power by the push ratchet 18, at the same time, the three driving pulleys 38 on the same shaft of the power shaft 22 rotate positively and drive the driven pulley 43 to rotate through the transmission belt 39, and further drive the washing plate 44 and the brush 45 to rotate to wash the adsorption device 47, at the same time, the water supply ratchet 31 at the lower end of the power shaft 22 cannot transmit power to the pump shaft 30, sewage is injected into the water inlet 12, enters the push cavity 13 and is filtered through the lower side filter screen 34, larger impurities are pushed to the right-end sewage discharge cavity 15 and flow out of the device through the screw blade 17, the sewage, when the sedimentation tank 36 is full of sewage, stopping sewage addition, driving the power motor 23 to rotate reversely, stopping the operation of the screw shaft 16 and the screw blade 17 under the action of the ratchet wheel 18, starting the rotating motor 32, driving the rotating shaft 33 to rotate for 90 degrees so as to transfer the adsorption device 47 to the sedimentation tank 36, driving the stop block 51 on the left side of the adsorption device 47 in the sedimentation tank 36 to move leftwards under the extrusion of the push block 52 fixed on the outer wall of the sedimentation tank 36, opening the feeding channel 53 and making the flocculating agent in the storage chamber 48 flow into the adsorption device 47, simultaneously adsorbing small granular substances in the sewage in the sedimentation tank 36 by the adsorption device 47, rotating the rotating motor 32 for 90 degrees again, further rotating the adsorption device 47 in the sedimentation tank 36 out, simultaneously entering the next adsorption device 47 in the sedimentation tank 36, stopping for a period, driving the rotating motor 32 again, repeating the above actions, and transferring the adsorption device 47 after being used for a plurality of times to the outside of the equipment for periodic, the treated sewage can flow out through the opening of the water discharge pipe 37, the flocculating agent in the driving pulley 38 can be supplemented by a supply pot 60 fixed on the upper side of the fixing plate 41, a supply valve 61 is opened, the flocculating agent in the supply pot 60 flows out through a supply port 62 and enters a storage cavity 48 on the lower side of the supply port 62, meanwhile, three driving pulleys 38 on the same shaft of the power shaft 22 are reversely rotated and drive a driven pulley 43 to rotate through a transmission belt 39, so as to drive a washing plate 44 and a brush 45 to rotate, further clean impurities adsorbed on an adsorption device 47 and fall into a recovery drawer 55 on the lower side of the adsorption device 47, the power shaft 22 simultaneously drives a pump shaft 30 to rotate through a water supply ratchet wheel 31, further drives a pump blade 28 to rotate, further sucks water from a water tank 26 through a water inlet pipe 27 and flows into a water outlet pipe 56, a water outlet electromagnetic valve 57 is arranged in the water outlet, carry rivers to the shower nozzle 59 inside through apopore 58 and wash to left side adsorption equipment 47, wash the back impurity and fall into recovery drawer 55, recovery drawer 55 can pull out the inside impurity of clearance backward.
The invention has the beneficial effects that: according to the invention, the sewage is subjected to secondary treatment, larger impurities are discharged from the equipment, impurities in the sewage are adsorbed by a physical sedimentation method, a flocculating agent is added into a sedimentation tank to accelerate small particulate matters to precipitate, the adsorption device adsorbing the impurities is conveyed outwards in a rotating mode, and the sediments adsorbed on the adsorption device are treated by a cleaning mechanism.
In the above manner, a person skilled in the art can make various changes depending on the operation mode within the scope of the present invention.