CN217921709U - Municipal administration sewage treatment plant - Google Patents

Abstract

The utility model relates to a municipal sewage treatment device, which belongs to the technical field of municipal sewage treatment and comprises a settling tank, a flocculation tank and a filter tank, wherein the settling tank is hollow inside, the settling tank is communicated with the flocculation tank, and the flocculation tank is communicated with the filter tank; the utility model discloses a municipal sewage treatment device, including setting up the settling tank, be provided with filter equipment in the rose box, filter equipment is used for filtering municipal sewage, be provided with pumping device and cleaning device on the settling tank, pumping device is used for with municipal sewage suction in the settling tank, the drain has been seted up on the inner wall of settling tank, drain department is provided with the openable door, cleaning device is used for with the impurity that subsides in the settling tank passes through the drain clearance extremely outside the settling tank. The utility model discloses the effect that improves sewage treatment's work efficiency has.

Description

Municipal administration sewage treatment plant

Technical Field

The utility model belongs to the technical field of municipal sewage treatment technique and specifically relates to a municipal sewage treatment device is related to.

Background

With the development of society and the progress of economy, municipal buildings are increasing, and the demand of cities for environmental quality is also increasing. And a large amount of sewage can be produced in daily municipal works, and along with the continuous improvement of the demands of cities on the environmental quality, the treatment needs of the sewage are also particularly important. In order to reduce the pollution to the environment and solve the problem of purification of municipal sewage, a sewage treatment device is often required to be used for carrying out centralized treatment on the municipal sewage. The sewage treatment usually comprises the steps of natural sedimentation, dosing flocculation, filtration and the like, and the water which is treated by the steps and reaches the discharge standard can be discharged into a natural water body.

In view of the above-mentioned related art, the inventors found that at least the following problems exist in the related art: at municipal sewage treatment's in-process, many silt and dirt often can be piled up to the bottom of the settling tank among the sewage treatment plant, lead to the staff comparatively troublesome and need spend more time when clearing up, reduced sewage treatment's work efficiency.

SUMMERY OF THE UTILITY MODEL

In order to improve the work efficiency of sewage treatment, the utility model provides a municipal sewage treatment device.

The utility model provides a pair of municipal administration sewage treatment plant adopts following technical scheme:

a municipal sewage treatment device comprises a settling tank, a flocculation tank and a filter tank, wherein the settling tank, the flocculation tank and the filter tank are hollow inside, the settling tank is communicated with the flocculation tank, and the flocculation tank is communicated with the filter tank; the utility model discloses a municipal sewage treatment device, including setting up the settling tank, be provided with filter equipment in the rose box, filter equipment is used for filtering municipal sewage, be provided with pumping device and cleaning device on the settling tank, pumping device is used for with municipal sewage suction in the settling tank, the drain has been seted up on the inner wall of settling tank, drain department is provided with the openable door, cleaning device is used for with the impurity that subsides in the settling tank passes through the drain clearance extremely outside the settling tank.

By adopting the technical scheme, when municipal sewage needs to be treated, the collected municipal sewage is pumped into the settling tank by using the pumping device for settling, larger solid matters in the municipal sewage are settled, then the settled upper-layer liquid is introduced into the flocculation tank, a flocculating agent is added into the flocculation tank and stirred for flocculation, so that the rest impurities are flocculated and settled, then the flocculated municipal sewage is introduced into the filter tank, and the rest solid impurities are filtered and removed by using the filter device, so that the municipal sewage is purified; after the settling tank is settled and the upper liquid is introduced into the flocculation tank, sediment deposited at the bottom of the settling tank is cleaned out of the settling tank through the sewage discharge outlet by using the cleaning device, and the sediment is not required to be cleaned by workers, so that the labor cost is saved, and the working efficiency of sewage treatment is improved.

Optionally, the water pumping device comprises a first water pipe and a water suction pump, a water inlet is formed in the side wall of the settling tank, the first water pipe is communicated with the water inlet, and the water suction pump is arranged on the first water pipe.

Through adopting above-mentioned technical scheme, start the suction pump, utilize the suction pump to make the municipal sewage who collects obtain centrifugal force, with municipal sewage through first water pipe suction in the settling tank to the convenience carries out subsequent processing, simple easy-to-use to municipal sewage.

Optionally, the cleaning device includes drive arrangement and scraper blade, the scraper blade removes to be set up in the settling box, the lateral wall of scraper blade with the inner wall of settling box laminates mutually, drive arrangement is used for driving the scraper blade is in move in the settling box.

Through adopting above-mentioned technical scheme, but after upper liquid in the settling tank got into the flocculation incasement, opened the switch door, utilized drive arrangement to drive the scraper blade and remove to the drive scraper blade removes at the diapire of settling tank, is convenient for scrape out the impurity and the dirt of settling tank bottom portion through the drain.

Optionally, drive arrangement includes threaded rod, motor, cooperation piece and cooperation pole, the both ends of threaded rod are rotated respectively and are set up on the inner wall of setting box both sides, the motor sets up on the lateral wall of setting box, the threaded rod with the output shaft coaxial coupling of motor, cooperation piece threaded sleeve is established on the threaded rod, the one end of cooperation pole with cooperation piece is connected, the other end with the scraper blade is connected.

Through adopting above-mentioned technical scheme, starter motor, the output shaft of motor rotates, drives the threaded rod and rotates for move on the length direction of threaded rod with threaded rod screw-thread fit's cooperation piece, thereby make and move with cooperation piece fixed connection's cooperation pole, and then drive the scraper blade and remove simple and practical.

Optionally, still be provided with the guide bar on the inner wall of setting box, the both ends of guide bar are fixed respectively and are set up on the inner wall of setting box both sides, the guide bar with the length direction of screw rod is unanimous, the fixed connecting rod that is provided with on the scraper blade, the connecting rod is kept away from the one end of scraper blade is provided with the stopper, the spacing groove has been seted up on the guide bar, the stopper with spacing groove looks adaptation, the stopper pass through the spacing groove with the guide bar cooperation of sliding.

Through adopting above-mentioned technical scheme, the guide bar passes through spacing groove and stopper sliding connection, because the stopper passes through the connecting rod and is connected with the scraper blade for when cooperation piece and cooperation pole remove along the threaded rod, improve the stability that the scraper blade removed.

Optionally, the filtering device includes a filtering frame and a filtering net, the filtering box is provided with a socket, the filtering frame is matched with the filtering box through the socket in a plugging manner, the filtering net is fixedly arranged in the filtering frame, the filtering frame is provided with a fixing member, and the fixing member is used for fixing the filtering frame in the filtering box.

By adopting the technical scheme, when the filtering device is installed, the filtering frame with the filtering net is inserted into the inserting port, the filtering frame is in sliding fit with the filtering box through the inserting port, and the filtering frame is fixed in the filtering box by using the fixing piece after being completely inserted, so that the filtering net can be used for filtering when municipal sewage is introduced into the filtering box; when dismantling, will filter the frame and extract from the grafting in mouthful can, be convenient for change and wash the filter screen, be convenient for improve the cleaning efficiency to silt dirt among the municipal sewage treatment plant.

Optionally, the mounting includes the elastic bulge, the elastic bulge sets up on the filter rack, set up on the inner wall of interface and supply the shrinkage pool that the elastic bulge bounced into, the elastic bulge with shrinkage pool looks adaptation, work as the filter rack complete plug-in connect to when in the interface, the elastic bulge with the shrinkage pool is just right mutually.

By adopting the technical scheme, when the filter frame is installed, the filter frame is inserted into the insertion port until the elastic bulge is inserted into the concave hole, and then the fixation can be completed; when dismantling, shift out elastic bulge from the shrinkage pool and can easily lift the filter stand off, simple structure, the operation of being convenient for.

Optionally, a water inlet is formed in the inner wall of the filter box, a drain pipe is arranged at the water inlet, the filter box is communicated with the flocculation box through the drain pipe, a plurality of water outlets are formed in the drain pipe, a plurality of water distribution pipes are arranged at the positions of the water outlets, and the plurality of water distribution pipes face the filter screen.

Through adopting above-mentioned technical scheme, when municipal sewage lets in the rose box, utilize a plurality of shunt tubes to shunt away municipal sewage to a plurality of exports, utilize the different positions of filter screen to filter to reduced filter screen part position impurity to a certain extent and piled up too much the condition emergence of blockking up.

To sum up, the utility model discloses a following at least one kind of useful technological effect:

1. when municipal sewage needs to be treated, the collected municipal sewage is pumped into a settling tank by a water pumping device for settling, larger solid matters in the municipal sewage are settled, then the settled upper-layer liquid is introduced into a flocculation tank, a flocculating agent is added into the flocculation tank and stirred for flocculation, so that the rest impurities are flocculated and settled, then the flocculated municipal sewage is introduced into a filter tank, and the rest solid impurities are filtered and removed by a filter device, so that the municipal sewage is purified; after the sedimentation of the sedimentation tank is finished and the upper liquid is introduced into the flocculation tank, the sediment deposited at the bottom of the sedimentation tank is cleaned out of the sedimentation tank through the drain outlet by using the cleaning device, and the cleaning is not needed by workers, so that the labor cost is saved, and the working efficiency of sewage treatment is improved;

2. the motor is started, an output shaft of the motor rotates to drive the threaded rod to rotate, so that the matching block in threaded fit with the threaded rod moves in the length direction of the threaded rod, the matching rod fixedly connected with the matching block moves, and the scraper is driven to move, and the scraper is simple and practical;

3. the guide rod passes through spacing groove and stopper sliding connection, because the stopper passes through the connecting rod and is connected with the scraper blade for when cooperation piece and cooperation pole remove along the threaded rod, improve the stability that the scraper blade removed.

Drawings

FIG. 1 is a schematic structural diagram of a municipal sewage treatment plant according to an embodiment of the present application.

FIG. 2 is a partial cross-sectional view of a municipal sewage treatment plant according to an embodiment of the application, which is intended to show a cleaning plant.

FIG. 3 is a schematic view of a partial structure of a municipal sewage treatment apparatus according to an embodiment of the present application.

FIG. 4 is a partial sectional view of a municipal sewage treatment plant according to an embodiment of the present application, showing the shunt tubes.

Description of reference numerals: 1. a settling tank; 11. a water inlet; 12. a guide rod; 121. a limiting groove; 13. a sewage draining outlet; 14. a door can be opened and closed; 141. a seal; 15. a fixed block; 16. a bolt; 2. a water pumping device; 21. a first water pipe; 22. a water pump; 3. a cleaning device; 31. a drive device; 311. a threaded rod; 312. a motor; 313. a matching block; 314. a mating rod; 32. a squeegee; 33. a connecting rod; 34. a limiting block; 4. a flocculation tank; 41. a second water pipe; 42. a valve; 5. a filter box; 51. a drain pipe; 52. a water outlet; 521. a shunt tube; 53. an interface; 531. concave holes; 6. a filtration device; 61. a filter frame; 611. an elastic bulge; 62. and (4) a filter screen.

Detailed Description

The present invention will be described in further detail with reference to the accompanying fig. 1-4.

The embodiment of the utility model discloses municipal administration sewage treatment plant.

Referring to fig. 1 and 2, the municipal sewage treatment device comprises a sedimentation tank 1, a flocculation tank 4 and a filter tank 5, wherein the sedimentation tank 1 is hollow inside, the flocculation tank 4 is communicated with the sedimentation tank 1, and the flocculation tank 4 is communicated with the filter tank 5; be provided with filter equipment 6 in the rose box 5, filter equipment 6 is used for filtering municipal sewage, be provided with pumping device 2 and cleaning device 3 on the setting tank 1, pumping device 2 is used for subsiding 1 with the municipal sewage suction, drain 13 has all been seted up to the position that the inner wall of setting tank 1 both sides is close to the bottom, the length of drain 13 equals with the distance between the both sides inner wall of setting tank 1, it is provided with openable door 14 all to articulate on the inner wall of both sides drain 13, cleaning device 3 is used for passing through drain 13 with the interior impurity of subsiding 1 outside the setting tank 1 of subsiding.

In this embodiment, a bolt 16 is disposed on an outer wall of the openable door 14, a fixing block 15 is fixedly disposed on an outer wall of the settling chamber through a bolt, and when the openable door 14 is closed, the bolt 16 is inserted into a fixing groove formed in the fixing block 15, so that the openable door 14 can be closed and fixed; the edge of the openable and closable door 14 is provided with a seal 141, and the seal 141 is used to prevent the sewage from flowing out from the gap when the openable and closable door 14 is closed.

Referring to fig. 1, the water pumping device 2 includes a first water pipe 21 and a water pump 22, the top end of the settling tank 1 near the side wall is provided with a water inlet 11, the first water pipe 21 is communicated with the water inlet 11, and the water pump 22 is arranged on the first water pipe 21; inserting a first water pipe 21 into the collected municipal sewage, starting a water suction pump 22, sucking the municipal sewage into a settling tank 1 by the water suction pump 22, standing for a period of time, precipitating the solid with higher density in the municipal sewage in the settling tank 1 to the bottom of the settling tank 1 under the action of gravity, and clarifying the upper-layer liquid; a second water pipe 41 is communicated between the settling tank 1 and the flocculation tank 4, and the supernatant liquid is introduced into the flocculation tank 4 through the second water pipe 41.

In this embodiment, a valve 42 is provided on the second water pipe 41, and the valve 42 is used for controlling the outflow of the liquid in the settling tank 1.

Referring to fig. 2, the cleaning device 3 includes a driving device 31 and a scraper 32, the scraper 32 is movably disposed in the settling tank 1, a side wall of the scraper 32 is attached to an inner wall of the settling tank 1, and the driving device 31 is used for driving the scraper 32 to move in the settling tank 1.

Referring to fig. 1 and 2, the driving device 31 includes a threaded rod 311, a motor 312, a matching block 313 and a matching rod 314, two ends of the threaded rod 311 are respectively rotatably disposed on the inner walls of two sides of the settling tank 1 through rolling bearings, the motor 312 is fixedly disposed on the side wall of the settling tank 1 through bolts, the threaded rod 311 is coaxially connected with the output shaft of the motor 312 through a coupler, the matching block 313 is threadedly sleeved on the threaded rod 311, one end of the matching rod 314 is welded to the matching block 313, and the other end of the matching rod 314 is fixedly connected with the scraper 32 through bolts.

In this embodiment, after upper liquid in settling tank 1 got into flocculation tank 4, opened openable door 14, starter motor 312, motor 312 drove threaded rod 311 and rotates to drive scraper blade 32 and carry out reciprocating motion, because scraper blade 32 and settling tank 1's diapire butt, at scraper blade 32 reciprocating motion's in-process, can scrape out the dirt of settling tank 1 diapire siltation to both sides, the dirt can be via outside sewage drain 13 discharge settling tank 1.

Referring to fig. 2, the inner wall of the settling tank 1 is further provided with a guide rod 12, two ends of the guide rod 12 are respectively fixedly arranged on the inner walls of two sides of the settling tank 1 through bolts, the length directions of the guide rod 12 and the threaded rod 311 are consistent, the scraper 32 is fixedly provided with a connecting rod 33 through bolts, one end, far away from the scraper 32, of the connecting rod 33 is welded with a limiting block 34, the limiting block 34 is arranged as a dovetail block, the guide rod 12 is provided with a limiting groove 121, the limiting groove 121 is arranged as a dovetail groove, the surfaces of the limiting block 34 and the limiting groove 121 are smooth and mutually adaptive, and the limiting block 34 is in sliding fit with the guide rod 12 through the limiting groove 121; while the engaging block 313 and the engaging rod 314 move along the threaded rod 311, the guide rod 12 is slidably connected with the stopper 34 through the stopper groove 121, and since the stopper 34 is connected with the scraper 32 through the connecting rod 33, the stability of the scraper 32 during movement is improved.

Referring to fig. 3 and 4, the filtering device 6 includes a filtering frame 61 and a filtering net 62, the filtering frame 61 is a hollow hopper-shaped cuboid, a handle is disposed on an outer wall of the filtering frame 61, the filtering box 5 is provided with a socket 53, the filtering frame 61 is matched with the filtering box 5 through the socket 53 in a plugging manner, the filtering net 62 is fixedly disposed on an inner wall of the filtering frame 61, the filtering frame 61 is provided with a fixing member, and the fixing member is used for fixing the filtering frame 61 in the filtering box 5.

As an embodiment of the fixing member, the fixing member is an elastic protrusion 611. In this embodiment, the number of the elastic protrusions 611 is two, the two elastic protrusions 611 are respectively disposed on two sides of the edge of the end surface of the filter frame 61, two concave holes 531 into which the two elastic protrusions 611 can respectively spring are disposed on the inner wall of the insertion opening 53, the elastic protrusions 611 are adapted to the concave holes 531, and when the filter frame 61 is completely inserted into the insertion opening 53, the elastic protrusions 611 face the concave holes 531.

When the filtering device 6 is installed, the filtering frame 61 with the filtering net 62 is inserted into the inserting port 53, the filtering frame 61 is in sliding fit with the filtering box 5 through the inserting port 53, the filtering frame 61 is fixed in the filtering box 5 by matching the elastic bulge 611 with the concave hole 531 after the filtering frame 61 is completely inserted, and filtering can be carried out by the filtering net 62 when municipal sewage is introduced into the filtering box 5; when dismantling, will filter frame 61 from interface 53 in extract can, be convenient for change and wash filter screen 62, be convenient for improve the cleaning efficiency to silt dirt among the municipal sewage treatment plant.

Referring to fig. 1 and 4, a water inlet is formed in the inner wall of the filter box 5 near the top end, a drain pipe 51 is arranged at the water inlet, the filter box 5 is communicated with the flocculation box 4 through the drain pipe 51, a plurality of drain openings 52 are formed in extension sections of the drain pipe 51 extending into the filter box 5, the plurality of drain openings 52 are all communicated with a diversion pipe 521, and outlets of the plurality of diversion pipes 521 face different positions on the net surface of the filter net 62; when municipal sewage lets in rose box 5 through drain pipe 51 by flocculation tank 4, utilize shunt tubes 521 to shunt municipal sewage and discharge through a plurality of exports, a plurality of shunt tubes 521 are towards different positions on the filter screen 62 respectively, utilize filter screen 62 to filter to it piles up too much the condition emergence of blockking up to have reduced filter screen 62 partial position impurity to a certain extent.

The embodiment of the utility model provides a municipal administration sewage treatment plant's implementation principle does: inserting a first water pipe 21 into the collected municipal sewage, starting a water suction pump 22, sucking the municipal sewage into the settling tank 1 by the water suction pump 22, standing for a period of time, precipitating the solid with higher density in the municipal sewage in the settling tank 1 to the bottom of the settling tank 1 under the action of gravity, and clarifying the upper-layer liquid; introducing the supernatant clarified liquid into a flocculation tank 4; the openable door 14 is opened, the motor 312 is started, the motor 312 drives the threaded rod 311 to rotate, so that the scraper 32 is driven to reciprocate, and the dirt deposited on the bottom wall of the settling tank 1 is discharged out of the settling tank 1 through the sewage outlet 13 in the reciprocating movement process of the scraper 32 due to the fact that the scraper 32 is abutted against the bottom wall of the settling tank 1; before the municipal sewage is introduced into the filter box 5 through the flocculation box 4, the filter frame 61 with the filter screen 62 is inserted into the insertion port 53, the filter frame 61 is in sliding fit with the filter box 5 through the insertion port 53, the filter frame 61 is fixed in the filter box 5 by matching the elastic bulge 611 with the concave hole 531 after the filter frame 61 is completely inserted, and the municipal sewage is discharged into the filter screen 62 by the shunt pipe 521 and is filtered; after the filtration is finished, the filter frame 61 is pulled out to be cleaned and replaced. Through the structure, the working efficiency of sewage treatment is improved, and the sewage treatment device is convenient and practical.

Above is the preferred embodiment of the utility model, not limit according to this the utility model discloses a protection scope, the event: all equivalent changes made according to the structure, shape and principle of the utility model are covered within the protection scope of the utility model.

Claims (8)

1. The utility model provides a municipal administration sewage treatment plant which characterized in that: the device comprises a sedimentation tank (1), a flocculation tank (4) and a filter tank (5), wherein the sedimentation tank (1) is hollow inside, the flocculation tank (4) is communicated with the sedimentation tank (1), and the flocculation tank (4) is communicated with the filter tank (5); be provided with filter equipment (6) in rose box (5), filter equipment (6) are used for filtering municipal sewage, be provided with pumping device (2) and cleaning device (3) on setting tank (1), pumping device (2) are used for the municipal sewage suction in setting tank (1), drain (13) have been seted up on the inner wall of setting tank (1), but drain (13) department is provided with switch door (14), cleaning device (3) are used for with impurity that subsides in setting tank (1) passes through drain (13) clearance extremely outside setting tank (1).

2. The municipal sewage treatment apparatus of claim 1, wherein: pumping device (2) include first water pipe (21) and suction pump (22), water inlet (11) have been seted up on the lateral wall of setting tank (1), first water pipe (21) intercommunication sets up water inlet (11) department, suction pump (22) set up on first water pipe (21).

3. The municipal sewage treatment apparatus of claim 1, wherein: cleaning device (3) include drive arrangement (31) and scraper blade (32), scraper blade (32) remove to set up in settling tank (1), the lateral wall of scraper blade (32) with the inner wall of settling tank (1) is laminated mutually, drive arrangement (31) are used for the drive scraper blade (32) are in move in settling tank (1).

4. The municipal sewage treatment apparatus of claim 3, wherein: drive arrangement (31) include threaded rod (311), motor (312), cooperation piece (313) and cooperation pole (314), the both ends of threaded rod (311) are rotated respectively and are set up on the inner wall of settling tank (1) both sides, motor (312) set up on the lateral wall of settling tank (1), threaded rod (311) with the output shaft coaxial coupling of motor (312), cooperation piece (313) thread bush is established on threaded rod (311), the one end of cooperation pole (314) with cooperation piece (313) are connected, the other end with scraper blade (32) are connected.

5. The municipal sewage treatment apparatus of claim 4, wherein: still be provided with guide bar (12) on the inner wall of settling tank (1), the both ends of guide bar (12) are fixed the setting respectively on the inner wall of settling tank (1) both sides, guide bar (12) with the length direction of threaded rod (311) is unanimous, fixed connecting rod (33) that is provided with on scraper blade (32), connecting rod (33) are kept away from the one end of scraper blade (32) is provided with stopper (34), spacing groove (121) have been seted up on guide bar (12), stopper (34) with spacing groove (121) looks adaptation, stopper (34) pass through spacing groove (121) with guide bar (12) cooperation of sliding.

6. The municipal sewage treatment apparatus of claim 1, wherein: the filtering device (6) comprises a filtering frame (61) and a filtering net (62), wherein a plugging port (53) is formed in the filtering box (5), the filtering frame (61) is matched with the filtering box (5) in a plugging mode through the plugging port (53), the filtering net (62) is fixedly arranged in the filtering frame (61), a fixing piece is arranged on the filtering frame (61), and the fixing piece is used for fixing the filtering frame (61) in the filtering box (5).

7. The municipal sewage treatment apparatus of claim 6, wherein: the mounting includes elastic bulge (611), elastic bulge (611) set up filter frame (61) is last, offer the confession on the inner wall of interface (53) shrinkage pool (531) that elastic bulge (611) spring into, elastic bulge (611) with shrinkage pool (531) looks adaptation, work as filter frame (61) peg graft completely extremely when in interface (53), elastic bulge (611) with shrinkage pool (531) are just right mutually.

8. The municipal sewage treatment apparatus of claim 7, wherein: the water inlet has been seted up on the inner wall of rose box (5), water inlet department is provided with drain pipe (51), rose box (5) pass through drain pipe (51) with flocculation case (4) are linked together, seted up a plurality of outlet (52) on drain pipe (51), it is a plurality of outlet (52) department all is provided with shunt tubes (521), and is a plurality of shunt tubes (521) all towards filter screen (62).

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