CN110759468A

CN110759468A - HFST aerobic fluidized reactor pulse sludge discharge system

Info

Publication number: CN110759468A
Application number: CN201911225094.1A
Authority: CN
Inventors: 蔺羿; 刘云; 郑帆; 王晓媛; 田志福
Original assignee: Individual
Current assignee: Individual
Priority date: 2019-12-04
Filing date: 2019-12-04
Publication date: 2020-02-07

Abstract

The invention relates to the technical field of sewage treatment, and discloses a pulse sludge discharge system of a HFST aerobic fluidized reactor, which solves the problems that the existing sludge cleaning equipment is easy to cause the blockage of a reactor pipeline, so that the reactor can not discharge sludge effectively, and simultaneously, the sewage discharge dead angle is easy to appear, thereby affecting the volume and the treatment efficiency of the reactor; this reactor row's mud system can carry out effectual discharge to mud and particulate matter impurity, makes the situation that the reactor pipeline can not appear blockking up, and this reactor row's mud system can be effectual concentrates impurity such as mud and grit to collect the discharge simultaneously to the volume and the treatment effeciency of reactor have been guaranteed.

Description

HFST aerobic fluidized reactor pulse sludge discharge system

Technical Field

The invention belongs to the technical field of sewage treatment, and particularly relates to a pulse sludge discharge system of an HFST aerobic fluidization reactor.

Background

In a sewage treatment system, an aerobic biochemical reactor generates certain activated sludge every day, and redundant activated sludge must be timely discharged to keep the balanced operation of the sewage treatment system; sludge discharge is an important operation link of system management of the aerobic biochemical reactor and is also an important means for system process regulation; sludge discharge is required in sewage treatment plants almost every day, and timely and proper sludge discharge is necessary for keeping the system normally running.

In the sewage discharge process of the existing sludge cleaning equipment, due to the fact that sludge contains other particulate matter impurities, pipelines of a reactor are easily blocked, the reactor cannot effectively discharge the sludge, and meanwhile, the existing sludge cleaning equipment is easy to have a sewage discharge dead angle, cannot effectively collect the sludge and sand and stone and discharge the sludge and the sand and stone, so that the volume and the treatment efficiency of the reactor are influenced; therefore, improvements are now needed in view of the current situation.

Disclosure of Invention

Aiming at the situation, in order to overcome the defects of the prior art, the invention provides the pulse sludge discharge system of the HFST aerobic fluidized reactor, which effectively solves the problems that the existing sludge cleaning equipment is easy to cause the blockage of a reactor pipeline, so that the reactor cannot discharge sludge effectively, and simultaneously, the pollution discharge dead angle is easy to occur, thereby affecting the volume and the treatment efficiency of the reactor.

In order to achieve the purpose, the invention provides the following technical scheme: good oxygen fluidized reactor pulsation sludge discharge system of HFST, the reactor comprises a reactor body, the top fixed mounting of reactor body one side has into dirty pipe, advance dirty pipe's one side and install first valve, sealed lid is installed at the top of reactor body, mud centralized mechanism is installed to one side of sealed lid, the mid-mounting of sealed lid top one end has the feeding funnel, the blow vent has been seted up to one side equidistance at sealed lid top, the internally mounted of blow vent has the fan, the opposite side equidistance fixed mounting at sealed lid top has the blast pipe, the collecting tank is installed to one side of reactor body bottom, sludge discharge mechanism is installed to one side in collecting tank, the opposite side fixed mounting in collecting tank has the mud pipe, the one end movable mounting of mud pipe has the second valve, one side movable mounting of second valve has the sludge discharge pipe.

Preferably, the sludge concentration mechanism comprises a first motor, a threaded shaft, a movable plate, connecting rods and a scraper, wherein a mounting groove is formed in the bottom of the sealing cover, the first motor is mounted in the middle of one side of the sealing cover, the threaded shaft is movably mounted in the middle of the mounting groove, one end of the threaded shaft is fixedly connected with the output end of the first motor, the middle of the movable plate is in threaded connection with the surface of the threaded shaft, the connecting rods are fixedly mounted at two ends of the bottom of the movable plate, and the scraper is fixedly mounted between the bottoms of the two connecting rods.

Preferably, the two sides of the mounting groove are fixedly provided with slide bars, and the two ends of the movable plate are movably sleeved on the surfaces of the two slide bars respectively.

Preferably, the stirring plates are fixedly arranged between the top and the middle of the two connecting rods.

Preferably, the upper part of the inner side of the collecting tank is provided with a conical mud guide groove, and the bottom of the conical mud guide groove is provided with a mud collecting groove.

Preferably, arrange mud mechanism and include second motor, pivot and spiral leaf, the middle part at collecting tank one side is installed to the second motor, pivot fixed connection is at the output of second motor, and the one end of pivot extends to the inside of mud pipe through the mud collection groove, and spiral leaf fixed connection is on the surface of pivot.

Compared with the prior art, the invention has the beneficial effects that:

(1) during operation, the sludge discharge system of the reactor can effectively discharge sludge and particulate impurities by the aid of the collecting tank, the conical sludge guide groove, the sludge collecting groove, the sludge discharge mechanism, the second motor, the rotating shaft and the spiral blades, so that a pipeline of the reactor cannot be blocked; mud can lead the inside that mud groove flowed to the mud collecting tank through the toper, then starts the second motor, makes the pivot drive the spiral leaf and rotates, and the rotation of spiral leaf can be discharged the mud of mud collecting tank inside through leading mud pipe, second valve and mud pipe.

(2) The sludge discharge system of the reactor can effectively collect and discharge impurities such as sludge, sand and stones in a centralized manner by arranging the first motor, the threaded shaft, the movable plate, the connecting rod, the scraper, the mounting groove, the stirring plate and the sliding rod, so that the volume and the treatment efficiency of the reactor are ensured; after the inside reaction of sewage at the reactor body, mud can slowly precipitate the bottom of reactor body, then lead to and start first motor and carry out just reversal rotation, make it drive the screw shaft and carry out just reversal rotation, the just reversal rotation of screw shaft can drive the movable plate and carry out round trip movement on its surface, the round trip movement of movable plate can make the connecting rod drive the scraper blade and scrape the clearance to the mud that the reactor body bottom precipitated to with the leading-in inside to toper mud guide slot of mud.

Drawings

The accompanying drawings, which are included to provide a further understanding of the invention and are incorporated in and constitute a part of this specification, illustrate embodiments of the invention and together with the description serve to explain the principles of the invention and not to limit the invention.

In the drawings:

FIG. 1 is a schematic view of the structure of the present invention.

FIG. 2 is a schematic sectional view showing the structure of the reactor body and the sealing cap according to the present invention.

FIG. 3 is a schematic sectional view of the collecting tank and the mud guide pipe according to the present invention.

In the figure: 1. a reactor body; 2. a sewage inlet pipe; 3. a first valve; 4. a sealing cover; 5. a sludge concentration mechanism; 501. a first motor; 502. a threaded shaft; 503. moving the plate; 504. a connecting rod; 505. a squeegee; 506. mounting grooves; 507. stirring the plate; 6. a feeding hopper; 7. a material collecting tank; 701. a conical mud guide groove; 702. a sludge collection tank; 8. a sludge discharge mechanism; 801. a second motor; 802. a rotating shaft; 803. helical leaves; 9. a mud guide pipe; 10. a second valve; 11. a sludge discharge pipe; 12. a slide bar; 13. a vent; 14. a fan; 15. and (4) exhausting the gas.

Detailed Description

The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments; all other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.

In the first embodiment, as shown in fig. 1, 2 and 3, the invention includes a reactor body 1, a sewage inlet pipe 2 is fixedly installed on the top of one side of the reactor body 1, a first valve 3 is installed on one side of the sewage inlet pipe 2, a sealing cover 4 is installed on the top of the reactor body 1, a sludge concentration mechanism 5 is installed on one side of the sealing cover 4, an adding hopper 6 is installed in the middle of one end of the top of the sealing cover 4, a reactant can be effectively added into sewage through the adding hopper 6, vent holes 13 are equidistantly formed on one side of the top of the sealing cover 4, a fan 14 is installed inside the vent holes 13, sufficient air can be effectively conveyed into the reactor body 1 through the vent holes 13 and the fan 14, exhaust pipes 15 are fixedly installed on the other side of the top of the sealing cover 4 at equal intervals, and effective air circulation can be obtained inside the reactor body 1 through the arrangement of the exhaust pipes 15, the reactor comprises a reactor body 1, a collecting tank 7 is installed on one side of the bottom of the reactor body 1, a mud discharging mechanism 8 is installed on one side of the collecting tank 7, a mud guide pipe 9 is fixedly installed on the other side of the collecting tank 7, a second valve 10 is movably installed at one end of the mud guide pipe 9, and a mud discharging pipe 11 is movably installed on one side of the second valve 10.

In the second embodiment, based on the first embodiment, as shown in fig. 2, the sludge concentration mechanism 5 includes a first motor 501, a threaded shaft 502, a moving plate 503, a connecting rod 504 and a scraper 505, the bottom of the sealing cover 4 is provided with an installation groove 506, the first motor 501 is installed in the middle of one side of the sealing cover 4, the threaded shaft 502 is movably installed in the middle of the installation groove 506, one end of the threaded shaft 502 is fixedly connected with the output end of the first motor 501, the middle of the moving plate 503 is in threaded connection with the surface of the threaded shaft 502, the connecting rod 504 is fixedly installed at two ends of the bottom of the moving plate 503, the scraper 505 is fixedly installed between the bottoms of the two connecting rods 504, and the sludge settled at the bottom of the reactor body 1 can be effectively cleaned by the arrangement of the first motor 501, the threaded shaft 502, the moving plate 503, the connecting rod 504.

In the third embodiment, based on the second embodiment, as shown in fig. 2, the sliding rods 12 are fixedly mounted on both sides of the mounting groove 506, both ends of the moving plate 503 are respectively movably sleeved on the surfaces of the two sliding rods 12, and the moving plate 503 can stably move by the arrangement of the sliding rods 12.

In the fourth embodiment, on the basis of the second embodiment, as shown in fig. 2, stirring plates 507 are fixedly installed between the top and the middle of the two connecting rods 504, so that the treated sewage can be effectively stirred.

In the fifth embodiment, based on the first embodiment, as shown in fig. 3, a tapered mud guiding groove 701 is formed in the upper portion of the inner side of the collecting tank 7, a mud collecting groove 702 is formed in the bottom of the tapered mud guiding groove 701, and the arrangement of the tapered mud guiding groove 701 and the mud collecting groove 702 can effectively collect the sludge.

Sixth embodiment, based on the first embodiment, as shown in fig. 3, the sludge discharging mechanism 8 includes a second motor 801, a rotating shaft 802, and a spiral blade 803, the second motor 801 is installed in the middle of one side of the collecting tank 7, the rotating shaft 802 is fixedly connected to the output end of the second motor 801, one end of the rotating shaft 802 extends to the inside of the sludge guide pipe 9 through the sludge collecting tank 702, the spiral blade 803 is fixedly connected to the surface of the rotating shaft 802, and the second motor 801, the rotating shaft 802, and the spiral blade 803 are arranged to discharge the collected sludge.

In this embodiment: the first motor 501 is a forward and reverse rotating motor of 6M200GN-C type, and the second motor 801 is a speed regulating motor of 5I/RK90GN-C type.

The working principle is as follows: after the sewage reacts in the reactor body 1, sludge is slowly precipitated to the bottom of the reactor body 1, then the first motor 501 is started to rotate forwards and backwards to drive the threaded shaft 502 to rotate forwards and backwards, the threaded shaft 502 rotates forwards and backwards to drive the movable plate 503 to move back and forth on the surface of the movable plate 503, and the connecting rod 504 can drive the scraper 505 to scrape and clean the sludge precipitated at the bottom of the reactor body 1 by the back and forth movement of the movable plate 503, and the sludge is guided into the tapered sludge guide groove 701; the sludge will flow to the inside of the sludge collection tank 702 again through the tapered sludge guide tank 701, and then the second motor 801 is started to make the rotating shaft 802 drive the spiral blade 803 to rotate, and the rotation of the spiral blade 803 will discharge the sludge inside the sludge collection tank 702 through the sludge guide pipe 9, the second valve 10 and the sludge discharge pipe 11.

It is noted that, herein, relational terms such as first and second, and the like may be used solely to distinguish one entity or action from another entity or action without necessarily requiring or implying any actual such relationship or order between such entities or actions. Also, the terms "comprises," "comprising," or any other variation thereof, are intended to cover a non-exclusive inclusion, such that a process, method, article, or apparatus that comprises a list of elements does not include only those elements but may include other elements not expressly listed or inherent to such process, method, article, or apparatus.

Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the invention, the scope of which is defined in the appended claims and their equivalents.

Claims

HFST aerobic fluidization reactor pulse sludge discharge system, including reactor body (1), its characterized in that: the reactor comprises a reactor body (1), a sewage inlet pipe (2) is fixedly installed at the top of one side of the reactor body (1), a first valve (3) is installed at one side of the sewage inlet pipe (2), a sealing cover (4) is installed at the top of the reactor body (1), a sludge concentration mechanism (5) is installed at one side of the sealing cover (4), an adding hopper (6) is installed at the middle of one end of the top of the sealing cover (4), vent holes (13) are formed in one side of the top of the sealing cover (4) at equal intervals, a fan (14) is installed inside the vent holes (13), an exhaust pipe (15) is fixedly installed at the other side of the top of the sealing cover (4) at equal intervals, a collecting tank (7) is installed at one side of the bottom of the reactor body (1), a sludge discharge mechanism (8) is installed at one side of the collecting tank (7), a sludge guide pipe (9) is, one side of the second valve (10) is movably provided with a mud pipe (11).
2. The HFST aerobic fluidized reactor pulsed sludge discharge system according to claim 1, wherein: sludge concentration mechanism (5) include first motor (501), threaded shaft (502), movable plate (503), connecting rod (504) and scraper blade (505), mounting groove (506) have been seted up to the bottom of sealed lid (4), the middle part in sealed lid (4) one side is installed in first motor (501), threaded shaft (502) movable mounting is in the middle part of mounting groove (506), and the one end of threaded shaft (502) is connected with the output stationary phase of first motor (501), the surface of middle part threaded connection threaded shaft (502) of movable plate (503), connecting rod (504) fixed mounting is at the both ends of movable plate (503) bottom, scraper blade (505) fixed mounting is between the bottom of two connecting rods (504).
3. The HFST aerobic fluidized reactor pulsed sludge discharge system according to claim 2, wherein: the two sides of the mounting groove (506) are fixedly provided with sliding rods (12), and two ends of the moving plate (503) are respectively movably sleeved on the surfaces of the two sliding rods (12).
4. The HFST aerobic fluidized reactor pulsed sludge discharge system according to claim 2, wherein: and stirring plates (507) are fixedly arranged between the top and the middle of the two connecting rods (504).
5. The HFST aerobic fluidized reactor pulsed sludge discharge system according to claim 1, wherein: the upper part of the inner side of the collecting tank (7) is provided with a conical mud guide groove (701), and the bottom of the conical mud guide groove (701) is provided with a mud collecting groove (702).
6. The HFST aerobic fluidized reactor pulsed sludge discharge system according to claim 1, wherein: arrange mud mechanism (8) and include second motor (801), pivot (802) and spiral leaf (803), the middle part in collecting basin (7) one side is installed in second motor (801), pivot (802) fixed connection is at the output of second motor (801), and the one end of pivot (802) extends to the inside of mud pipe (9) through mud collection groove (702), spiral leaf (803) fixed connection is on the surface of pivot (802).