Oil removal skimming device for sewage treatment
Technical Field
The utility model belongs to the technical field of sewage treatment, and particularly relates to an oil removal and skimming device for sewage treatment.
Background
Sewage treatment is a process for purifying sewage to meet the water quality requirement of being discharged into a certain water body or reused, and is widely applied to various fields of buildings, agriculture, traffic, energy, petrifaction, environmental protection, urban landscapes, medical treatment, catering and the like, and is increasingly used in daily life of common people.
Most of the existing oil removal skimming devices for sewage treatment are complex in structure and are provided with a large number of transmission mechanisms, so that abrasion among parts is serious, energy is wasted, and meanwhile the device is inconvenient to clean.
Therefore, it is necessary to provide a new oil removal skimming device for sewage treatment to solve the above technical problems.
Disclosure of Invention
The utility model solves the technical problem of providing the oil removal skimming device for sewage treatment, which is convenient to use, has a simpler structure, saves energy and is convenient to clean.
In order to solve the technical problems, the oil removal skimming device for sewage treatment provided by the utility model comprises: a case; the water inlet pipe is fixedly arranged on the box body and is arranged corresponding to the inner wall of one side of the box body; the feed hopper is fixedly arranged at the liquid inlet of the water inlet pipe; the screen plate is movably arranged in the box body; the liquid discharge pipe is fixedly arranged on one side of the box body, and an electric valve is arranged on the liquid discharge pipe; the triggering device is arranged on the box body; and the dredging device is arranged on the box body.
As a further scheme of the utility model, the triggering device comprises a suspension ball, a supporting rod and a triggering button, wherein the suspension ball is arranged in the box body, an opening is formed in the top of the box body, the supporting rod is fixedly arranged on the suspension ball and extends out of the box body through the opening, and the triggering button is arranged on the top of the box body and corresponds to the supporting rod.
As a further scheme of the utility model, the dredging device comprises two motors, two screws, two sliding rods and a scraping plate, wherein the two motors are fixedly arranged at the top of the box body, the two screws are respectively and fixedly arranged on output shafts of the two motors, two fixed blocks are fixedly arranged at the top of the box body, the two screws are respectively and rotatably connected with the two fixed blocks, two sliding ports are formed in the top of the box body, the two sliding rods are sleeved on the two screws in a threaded manner and extend into the box body through the sliding ports respectively, and the scraping plate is fixedly arranged at the bottom of the two sliding rods and is contacted with the inner wall of the bottom of the box body.
As a further scheme of the utility model, limiting blocks are fixedly arranged on the two sliding rods, sliding grooves are formed in the inner walls of the two sides of the box body, and the two limiting blocks are respectively and slidably arranged in the two sliding grooves.
As a further scheme of the utility model, one side of the box body is provided with a dirt cleaning port, a movable cover is arranged on the dirt cleaning port in a threaded manner, and a filter screen is detachably arranged in the feed hopper.
As a further scheme of the utility model, two limiting plates are fixedly arranged on the inner wall of the bottom of the box body, the two limiting plates are movably contacted with the screen plate, a supporting opening is formed in the top of the box body, and the screen plate is movably contacted with the supporting opening.
Compared with the related art, the oil removal skimming device for sewage treatment provided by the utility model has the following beneficial effects:
the utility model provides an oil removal skimming device for sewage treatment, which comprises:
1. the floating slag and sewage can be prevented from being directly discharged through the liquid discharge pipe after being mixed through the screen plate, the treatment effect is affected, the sewage water level in the box body can be monitored at any time through the cooperation of the suspension ball and the supporting rod, when the supporting rod is abutted against the trigger button, the electric valve is closed to prevent continuous pollution discharge from leading to oil pollution discharge following the sewage water, the sliding rod can be driven to move through the rotation of the motor driving screw, the scraping plate is driven to scrape solid pollutants at the bottom of the box body to the cleaning port, and the box body is convenient to clean;
2. can increase the stability when the slide bar slides through stopper cooperation spout, prevent that the scraper blade perk from influencing the effect of decontaminating, can discharge greasy dirt and dross through the mouth of decontaminating, can clear up inside the box through the mouth of decontaminating simultaneously, can prevent through the limiting plate that the otter board from at the inside crooked effect filter effect of influencing of box, can take out the otter board through the supporting mouth and wash.
Drawings
The present utility model is further described below with reference to the accompanying drawings for the convenience of understanding by those skilled in the art.
FIG. 1 is a schematic diagram of a schematic cross-sectional front view of a preferred embodiment of a deoiling and skimming device for wastewater treatment in accordance with the present utility model;
FIG. 2 is a schematic side view of the scraper of the present utility model;
FIG. 3 is an enlarged schematic view of the feed hopper according to the present utility model.
In the figure: 1. a case; 2. a water inlet pipe; 3. a feed hopper; 4. a screen plate; 5. a liquid discharge pipe; 6. a suspending ball; 7. a support rod; 8. triggering a button; 9. a motor; 10. a screw; 11. a slide bar; 12. a scraper; 13. a limiting block; 14. a chute; 15. a cleaning port; 16. a movable cover; 17. and (5) a filter screen.
Detailed Description
Referring to fig. 1, fig. 2 and fig. 3 in combination, fig. 1 is a schematic front sectional view of a preferred embodiment of an oil removal skimming device for sewage treatment according to the present utility model;
FIG. 2 is a schematic side view of the scraper of the present utility model; FIG. 3 is an enlarged schematic view of the feed hopper according to the present utility model. The oil removal skimming device for sewage treatment comprises: a case 1; the water inlet pipe 2 is fixedly arranged on the box body 1 and is arranged corresponding to the inner wall of one side of the box body 1; the feed hopper 3 is fixedly arranged at the liquid inlet of the water inlet pipe 2; the screen plate 4 is movably arranged in the box body 1; the liquid discharge pipe 5 is fixedly arranged on one side of the box body 1, and an electric valve is arranged on the liquid discharge pipe 5; the triggering device is arranged on the box body 1; the dredging device is arranged on the box body 1, and can prevent scum and sewage from being directly discharged through the liquid discharge pipe 5 after being mixed through the screen plate 4, so that the treatment effect is affected.
The triggering device comprises a suspension ball 6, a supporting rod 7 and a triggering button 8, wherein the suspension ball 6 is arranged in the box body 1, an opening is formed in the top of the box body 1, the supporting rod 7 is fixedly installed on the suspension ball 6 and extends to the outside of the box body 1 through the opening, the triggering button 8 is arranged at the top of the box body 1 and is correspondingly arranged with the supporting rod 7, the sewage level in the box body 1 can be monitored at any time through the suspension ball 6 and the supporting rod 7, and when the supporting rod 7 is abutted against the triggering button 8, the electric valve is closed to prevent continuous pollution discharge from leading to sewage discharge.
The dredging device comprises two motors 9, two screws 10, two sliding rods 11 and a scraping plate 12, wherein the two motors 9 are fixedly installed at the top of the box body 1, the two screws 10 are respectively and fixedly installed on output shafts of the two motors 9, the top of the box body 1 is fixedly provided with two fixing blocks, the two screws 10 are respectively and rotatably connected with the two fixing blocks, the top of the box body 1 is provided with two sliding ports, the two sliding rods 11 are respectively sleeved with the two screws 10 in a threaded manner and respectively extend into the box body 1 through the sliding ports, the scraping plate 12 is fixedly installed at the bottom of the two sliding rods 11 and is contacted with the inner wall of the bottom of the box body 1, the sliding rods 11 can be moved by driving the screws 10 to rotate through the motors 9, and the scraping plate 12 is driven to scrape solid pollutants at the bottom of the box body 1 to the cleaning ports 15, so that the box body 1 is conveniently cleaned.
Two the equal fixed mounting of slide bar 11 is gone up has stopper 13, all be provided with spout 14 on the both sides inner wall of box 1, two stopper 13 slidable mounting respectively in two spout 14 can increase the stability when slide bar 11 slides through stopper 13 cooperation spout 14, prevent scraper blade 12 perk influence the effect of decontaminating.
One side of the box body 1 is provided with a cleaning opening 15, a movable cover 16 is arranged on the cleaning opening 15 in a threaded manner, a filter screen 17 is detachably arranged in the feed hopper 3, greasy dirt and scum can be discharged through the cleaning opening 15, and meanwhile, the interior of the box body 1 can be cleaned through the cleaning opening 15.
Two limiting plates are fixedly mounted on the inner wall of the bottom of the box body 1, the two limiting plates are in movable contact with the screen plate 4, a supporting opening is formed in the top of the box body 1, the screen plate 4 is in movable contact with the supporting opening, the screen plate 4 can be prevented from affecting the filtering effect in the box body 1 in a skew mode through the limiting plates, and the screen plate 4 can be pulled out for cleaning through the supporting opening.
The oil removal skimming device for sewage treatment provided by the utility model has the following working principle:
pouring sewage into the feeder hopper 3, sewage is discharged to the box 1 through inlet tube 2, when the sewage water level is higher, bracing piece 7 breaks away from trigger button 8, thereby open the motorised valve and discharge sewage, because the greasy dirt floats on sewage surface, suspension ball 6 descends and drives bracing piece 7 conflict trigger button 8 when the greasy dirt layer is close fluid-discharge tube 5, thereby close the motorised valve and prevent the greasy dirt from discharging, when needs cleaning box 1, open movable cover 16 discharge greasy dirt earlier, open motor 9 again, motor 9 drive screw rod 10 rotates and makes slide bar 11 remove, drive scraper blade 12 scrapes the solid pollutant of box 1 bottom to clean dirty mouth 15, take out otter board 4 and wash afterwards.
Compared with the related art, the oil removal skimming device for sewage treatment provided by the utility model has the following beneficial effects:
the utility model provides an oil removal skimming device for sewage treatment, which can prevent scum from being directly discharged through a liquid discharge pipe 5 after being mixed with sewage through a screen plate 4, influence the treatment effect, monitor the sewage water level in a box body 1 at any time through a suspension ball 6 and a supporting rod 7, close an electric valve to prevent continuous pollution discharge from causing the sewage discharge when the supporting rod 7 is abutted against a trigger button 8, drive a screw 10 to rotate through a motor 9 to enable a sliding rod 11 to move, drive a scraping plate 12 to scrape solid pollutants at the bottom of the box body 1 to a cleaning port 15, facilitate cleaning of the box body 1, increase the stability of the sliding rod 11 when the sliding rod 11 slides through a limiting block 13 and a sliding groove 14, prevent the scraping plate 12 from tilting to influence the cleaning effect, discharge the oil pollution and the scum through the cleaning port 15, and clear the inside of the box body 1 through the cleaning port 15, prevent the screen plate 4 from being skewed inside the box body 1 from influencing the filtering effect through a limiting plate, and the screen plate 4 can be pulled out through the supporting port for cleaning.
It should be noted that, the device structure and the drawings of the present utility model mainly describe the principle of the present utility model, in terms of the technology of the design principle, the arrangement of the power mechanism, the power supply system, the control system, etc. of the device is not completely described, and on the premise that the person skilled in the art understands the principle of the present utility model, the specific details of the power mechanism, the power supply system and the control system can be clearly known, the control mode of the application file is automatically controlled by the controller, and the control circuit of the controller can be realized by simple programming of the person skilled in the art;
the standard parts used in the method can be purchased from the market, and can be customized according to the description of the specification and the drawings, the specific connection modes of the parts are conventional means such as mature bolts, rivets and welding in the prior art, the machines, the parts and the equipment are conventional models in the prior art, and the structures and the principles of the parts are all known by the skilled person through technical manuals or through conventional experimental methods.
Although embodiments of the present utility model have been shown and described, it will be understood by those skilled in the art that various changes, modifications, substitutions and alterations may be made therein without departing from the spirit and scope of the utility model as defined by the appended claims and their equivalents, and in other related technical fields, which are equally encompassed by the scope of the present utility model.