CN210356149U

CN210356149U - In-situ microorganism purification device

Info

Publication number: CN210356149U
Application number: CN201920775795.1U
Authority: CN
Inventors: 杨磊
Original assignee: Ningguo Guopu Spectrum Of Scientific Instruments And Equipment Co ltd
Current assignee: Ningguo Guopu Spectrum Of Scientific Instruments And Equipment Co ltd
Priority date: 2019-05-27
Filing date: 2019-05-27
Publication date: 2020-04-21
Anticipated expiration: 2029-05-27

Abstract

The utility model relates to the technical field of sewage treatment, in particular to an in-situ microorganism purification device, which comprises two aeration filter tanks symmetrically arranged and a sedimentation tank arranged between the two aeration filter tanks, wherein the sedimentation tank is of a horizontal flow structure, the outside of the sedimentation tank is provided with a circulation baffle, the circulation baffle and the outer wall of the sedimentation tank form a zigzag circulation cavity, two ends of the upper and lower reaches of the sedimentation tank are respectively provided with a rectifying plate, each rectifying plate is provided with a mud-walking conveyor belt, the lower end of each mud-walking conveyor belt is respectively provided with a mud-walking pipe, one side of the two rectifying plates which is opposite to each other is respectively provided with a mud-cutting plate, two ends of the upper and lower reaches of the sedimentation tank are respectively provided with a circulating pump, the lower part of the sedimentation tank is provided with a circulation pipeline communicated with the circulation cavity, the two circulating pumps are respectively communicated with the circulation pipeline through a material-pumping pipeline, the upper, the utility model discloses can implement to wash repeatedly sewage for mud-water separation efficiency.

Description

In-situ microorganism purification device

Technical Field

The invention relates to the technical field of sewage treatment, in particular to an in-situ microorganism purification device.

Background

At present, the popular biological denitrification method in sewage treatment is an A/O (anaerobic-Oxic) method initiated in the early 80 s; the method is mainly characterized in that a denitrification section is placed at the head of the treatment process, so the method is also called a pre-denitrification biological denitrification treatment method; biological denitrification has multiple steps and is carried out under the condition that a river channel or a water area is not moved (in situ); the device comprises two symmetrical aeration filter tanks, and aerobic aeration is carried out in the filter tanks through submerged motors arranged under water; wherein can be provided with a sewage sedimentation tank between two aeration filter, traditional sewage sedimentation tank structure is single, adopts the method of stewing promptly, will be in its inside sewage and stew for a certain time, makes its inside mud sink to the bottom of the pool and realize the separation of mud and water, and this mode exists efficiency very slowly, and is not fast enough to sewage treatment's speed.

Disclosure of Invention

Aiming at the defects of the prior art, the invention provides an in-situ microorganism purification device.

The invention discloses an in-situ microbial purification device, which comprises two aeration filter tanks which are symmetrically arranged and a sedimentation tank which is arranged between the two aeration filter tanks and is used for settling sludge, wherein the sedimentation tank is of a horizontal flow structure, the outside of the sedimentation tank is provided with a circulating baffle, the circulating baffle and the outer wall surface of the sedimentation tank form a zigzag circulating cavity, two ends of the upper stream and the lower stream of the sedimentation tank are respectively provided with a rectifying plate, each rectifying plate is provided with a sludge conveying belt, the lower stream end of each sludge conveying belt is respectively provided with a sludge conveying pipe, the sludge conveying pipes vertically penetrate through the sedimentation tank, one sides of the two rectifying plates, which are opposite to each other, are respectively connected with a sludge cutting plate in a shaft mode, the free ends of the sludge cutting plates are downwards suspended and are close to the bottom of the sedimentation tank, the side of each sludge cutting plate is respectively provided with a power device in transmission connection with the sludge cutting plate, and two ends of the upper stream and, the below of sedimentation tank is provided with circulation pipeline, and circulation pipeline and circulation intracavity communicate, and two circulating pumps are respectively through one take out material pipeline and circulation pipeline intercommunication, and the upper and lower reaches end of sedimentation tank is equipped with one respectively and can be linked together with the circulation intracavity drain hole, all installs in every drain hole and opens and close the gate.

Further, every cowling panel all is the level setting, and it is used for respectively sealing the open area at the upper and lower low reaches both ends of sedimentation tank, offers the rectangle breach that is used for installing away the mud conveyer belt on the cowling panel, and the low reaches end of walking the mud conveyer belt and the intraoral terminal surface of rectangle breach are reserved has the installation interval that is used for placing away the mud pipe, and the upper surface of walking the mud conveyer belt flushes with the upper surface of walking the mud pipe, and the direction of delivery of walking the mud conveyer belt is perpendicular to the flow direction of sewage in the sedimentation tank.

Furthermore, an arc-shaped groove in clearance fit with the mud walking conveyor belt is formed in one side, facing the mud walking conveyor belt, of the mud walking pipe.

Further, the below of sedimentation tank upper reaches end is provided with extends the storehouse, the cross section that extends the storehouse is the trapezoidal of inversion, be linked together in extension storehouse and the sedimentation tank, the junction that extends storehouse and sedimentation tank is provided with and is used for the mud guard with the two isolated mutually, the inner wall of sedimentation tank is equipped with the fly leaf, the fly leaf can vertical activity setting through the spring, the fly leaf corresponds the mud guard setting, the side of mud guard is provided with opens and close the oil pole, the pole body tip and the fly leaf coupling cooperation of opening and close the oil pole, the piston rod of opening and close the oil pole passes through the top coupling cooperation of linkage piece and mud guard, the anterior segment part that the sedimentation tank downstream end was kept away from to the mud guard is the rubber slab of foldable structure.

Further, a U type groove has been seted up respectively to two opposite one sides of cutting the mud board, the one end of two cutting the mud board cup joints respectively in a U type inslot, two rectangle breachs are close a U type groove respectively, and interval between the two is no longer than 3cm, the power device includes servo oil rod, the pole body tip of servo oil rod cooperates with the inner wall coupling of sedimentation tank, the piston rod front end of servo oil rod passes through the compensation piece and cuts the articulated cooperation of the free end side portion of mud board, through the drive of servo oil rod cutting the mud board can make the free end of cutting the mud board rotate 135 ~ 155 up.

Furthermore, two U-shaped flow guide platforms are arranged in the circulation cavity, the two flow guide platforms are symmetrically arranged, the opening surfaces of the two flow guide platforms are oppositely arranged, each flow guide platform wraps the outer wall of the sedimentation tank through the opening surface of the flow guide platform, two circulation ports are symmetrically arranged in the circulation cavity, the two circulation ports are respectively positioned outside one side of the long edge of the sedimentation tank and are both positioned between the two flow guide platforms, the tops of the two ends of the opening of each flow guide platform are respectively provided with a first flow guide inclined plane, the other end of each flow guide platform is symmetrically provided with two second flow guide inclined planes, the two ends of the circulation pipeline are respectively communicated with one circulation port,

further, two are taken out material pipeline symmetries and are located the circulation pipeline periphery, and the two all corresponds circulation pipeline's middle section, every is taken out the one end that material pipeline and circulation pipeline are linked together and all is equipped with a first control valve, the input of every circulating pump is linked together with the other end of taking out the material pipeline respectively, the output of every circulating pump is linked together in respectively through a supply line and the sedimentation tank, all be equipped with a second control valve and third control valve on every supply line, every supply line top is equipped with an inlet tube and outlet pipe respectively, be equipped with a fourth control valve on inlet tube and the outlet pipe respectively.

Furthermore, a mud scraping device is arranged above the sedimentation tank.

Further, install level sensor in the circulation intracavity, the externally mounted of sedimentation tank has the controller, controller and level sensor electric connection.

Furthermore, open and close the gate and include gate board and gate cylinder, the gate board is vertical setting, and the gate cylinder is vertical and locates the sedimentation tank top, and the piston shaft of gate cylinder passes through the L template and is connected with the gate board transmission.

Has the advantages that: according to the in-situ microorganism purification device, the water inlet pipe and the water outlet pipe are respectively communicated with an aeration filter; the aeration filter tank corresponding to the water inlet pipe delivers the sewage in the aeration filter tank into the water inlet pipe, and the sewage is delivered into the sedimentation tank through the water inlet pipe and the supply pipeline at the position of the water inlet pipe, and the fourth control valve corresponding to the area of the water inlet pipe is closed at the moment, so that the sewage is prevented from flowing back into the circulating pump in the area; after sewage flows into the sedimentation tank, the sewage is corrected and limited by the rectifying plate, flows at a certain speed in the direction of the downstream end of the sedimentation tank and contacts the sludge cutting plate at the downstream end of the sedimentation tank, the filter holes on the sludge cutting plate can enable the water flow to pass, and the sludge is cut off, the process is about within-seconds, then a servo oil rod of the sludge cutting plate can work to enable the sludge cutting plate to rapidly rotate anticlockwise upwards, the rotation angle is within-DEG, so that the sludge cutting plate is in an inclined posture above the rectifying plate relative to the cut-off surface at the upstream end of the sedimentation tank in advance, the sludge on the cut-off surface of the sludge cutting plate falls onto a sludge conveying belt corresponding to the area of the sludge cutting plate due to the inclined posture and the rotating inertia force, the output surface of the sludge conveying belt is used for receiving the flowing-down sludge, and the sludge is in a high-speed movement state of the conveying plane, so that the sludge is brought into a sludge conveying pipe, the sludge is discharged to a set area through the sludge-passing pipe, and the sludge-cutting plate is rapidly reset to implement the next interception work, so that the sludge in the sewage is transferred by multiple times of interception; meanwhile, a supply pipeline corresponding to the downstream end of the sedimentation tank is in a closed state, so that sewage flows in a primary screening mode and then enters a circulating cavity, then a liquid level sensor is used for sensing the liquid level height in the circulating cavity and feeding the liquid level height back to a controller after the liquid level height reaches a set standard, the controller instructs to stop external power equipment to supply sewage to the sedimentation tank, then a circulating pump corresponding to the downstream end of the sedimentation tank works, meanwhile, a first control valve on a pumping pipeline corresponding to the circulating pump opens the pumping pipeline, so that the acting force of a circulating pump of a sewage well in the circulating pipeline reaches the pumping pipeline, the circulating pump continuously acts and delivers the acting force to the sedimentation tank from the downstream end of the sedimentation tank, at the moment, a sludge cutting plate close to the upstream end of the sedimentation tank works, and sludge cutting work is carried out on sewage flowing reversely; meanwhile, the supply pipeline corresponding to the upstream end of the sedimentation tank is closed, the gate is started to be opened, so that the sewage flows into the circulating cavity again, and the steps are repeated to realize the intermittent circulating flushing effect for many times; after washing for a certain number of times and settling for a certain time, finally closing all the starting gates, and then opening a fourth control valve at the water outlet pipe to drain the purified water source from the water outlet pipe; the invention adopts the two ends to circularly flow, realizes the repeated flushing of the sewage and accelerates the sludge separation efficiency.

Drawings

The accompanying drawings, which are included to provide a further understanding of the application and are incorporated in and constitute a part of this application, illustrate embodiment(s) of the application and together with the description serve to explain the application and not to limit the application. In the drawings:

FIG. 1 is a first schematic plan view of the present invention;

FIG. 2 is a second schematic plan view of the present invention;

FIG. 3 is a schematic perspective view of the present invention;

FIG. 4 is an enlarged view taken at A in FIG. 3;

FIG. 5 is an enlarged view of FIG. 3 at B;

FIG. 6 is a partial perspective view of the first embodiment of the present invention;

FIG. 7 is an enlarged view at C of FIG. 5;

FIG. 8 is a partial perspective view of the second embodiment of the present invention;

FIG. 9 is a third schematic plan view of the present invention;

FIG. 10 is an enlarged view of FIG. 9 at D;

FIG. 11 is a third schematic view of a partial perspective structure of the present invention;

description of reference numerals: an aeration filter tank 1.

A level sensor 2.

A sedimentation tank 3, a gate plate 3b and a gate cylinder 3 c.

The extending bin 4, the mud guard 4a, the movable plate 4b and the spring 4c open and close the oil rod 4d and the rubber plate 4 r.

Circulating pump 5, supply line 5a, second control valve 5b, third control valve 5c, take out material pipeline 5d, inlet tube 5r, outlet pipe 5k, fourth control valve 5 m.

A circulation line 6, a first control valve 6 a.

The device comprises a rectifying plate 7, a mud conveying belt 7a, a mud pipe 7b, an arc-shaped groove 7c, a mud cutting plate 7d and a servo oil rod 7 p.

The circulation cavity 8, water conservancy diversion platform 8a, first drainage inclined plane 8b, second drainage inclined plane 8c, circulation mouth 8 d.

And a mud scraping device 9.

Detailed Description

In the following description, for purposes of explanation, numerous implementation details are set forth in order to provide a thorough understanding of the various embodiments of the present invention. It should be understood, however, that these implementation details are not to be interpreted as limiting the invention. That is, in some embodiments of the invention, such implementation details are not necessary. In addition, some conventional structures and components are shown in simplified schematic form in the drawings.

In addition, the descriptions related to the first, the second, etc. in the present invention are only used for description purposes, do not particularly refer to an order or sequence, and do not limit the present invention, but only distinguish components or operations described in the same technical terms, and are not understood to indicate or imply relative importance or implicitly indicate the number of indicated technical features. Thus, a feature defined as "first" or "second" may explicitly or implicitly include at least one such feature. In addition, technical solutions between various embodiments may be combined with each other, but must be realized by a person skilled in the art, and when the technical solutions are contradictory or cannot be realized, such a combination should not be considered to exist, and is not within the protection scope of the present invention.

Referring to fig. 1 to 11, an in-situ microbial purification apparatus comprises two aeration filter tanks 1 symmetrically arranged and a sedimentation tank 3 arranged between the two aeration filter tanks for settling sludge, wherein the sedimentation tank 3 is of a horizontal flow structure, and a circulation enclosure is arranged outside the sedimentation tank, the circulation enclosure and the outer wall surface of the sedimentation tank 3 form a loop-shaped circulation cavity 8, two rectifying plates 7 are respectively arranged at the upstream end and the downstream end of the sedimentation tank 3, a sludge conveying belt 7a is respectively arranged on each rectifying plate 7, a sludge conveying pipe 7b is respectively arranged at the downstream end of each sludge conveying belt 7a, the sludge conveying pipe 7b vertically penetrates through the sedimentation tank 3, a sludge cutting plate 7d is respectively and axially connected at one side of each rectifying plate 7 opposite to the other, the free end of the sludge cutting plate 7d is downwardly suspended and is close to the bottom of the sedimentation tank 3, a power device in transmission connection with each sludge cutting plate 7d is respectively arranged at one side of the sludge cutting plate, the upper and lower reaches both ends of sedimentation tank 3 are equipped with a circulating pump 5 respectively, and the below of sedimentation tank 3 is provided with circulation pipeline 6, and circulation pipeline 6 communicates in 8 with the circulation chamber, and two circulating pumps 5 are taken out material pipeline 5d and circulation pipeline 6 intercommunication respectively through one, and the upper and lower reaches end of sedimentation tank 3 is equipped with one respectively can with the circulation chamber 8 in the drain hole that communicates, all installs in every drain hole and opens and close the gate.

Each rectifying plate 7 is horizontally arranged and is respectively used for sealing open areas at the upper end and the lower end of the sedimentation tank 3, a rectangular notch used for installing a mud-walking conveyor belt 7a is formed in each rectifying plate 7, an installation space used for placing a mud-walking pipe 7b is reserved between the lower end of the mud-walking conveyor belt 7a and one end surface in the rectangular notch, the upper surface of the mud-walking conveyor belt 7a is flush with the upper surface of the mud-walking pipe 7b, and the conveying direction of the mud-walking conveyor belt 7a is vertical to the flowing direction of sewage in the sedimentation tank 3; the rectifying plate 7 is used for: the device is used for controlling the height of sewage flowing out of the upstream end and the downstream end of the sedimentation tank 3, and preventing the sewage at the inlet/outlet from flowing out, the fluctuation is large, the liquid level of the sewage at the inlet/outlet is limited by changing the phase, so that the sewage in the whole sedimentation tank 3 flows in a stable state; and also to constitute a mounting support for the mud-moving conveyor belt 7 a; the lower surface of the mud conveying belt 7a is smaller than the lower surface of the rectifying plate 7, namely, the mud conveying belt is not contacted with the sewage on the lower surface of the rectifying plate 7; meanwhile, the distance between the side part of the mud conveying belt 7a and the side wall of the rectangular notch is in the gap level, so that the mud on the mud conveying belt 7a is prevented from leaking.

An arc-shaped groove 7c which is in clearance fit with the mud-moving conveyor belt 7a is formed in one side, facing the mud-moving conveyor belt 7a, of the mud-moving pipe 7 b; the arc-shaped groove 7c is used for enabling the mud walking pipe 7b and the mud walking conveyor belt 7a to be in clearance fit, so that the mud can be directly transited into the mud walking pipe 7b in the process of walking the mud on the tree by the mud walking conveyor belt 7a without being influenced by the distance between the mud walking pipe and the mud walking pipe 7b, namely the clearance is influenced, and meanwhile, the clearance also enables the mud walking conveyor belt 7a to work stably.

An extension bin 4 is arranged below the upstream end of the sedimentation tank 3, the cross section of the extension bin 4 is in an inverted trapezoid shape, the extension bin 4 is communicated with the sedimentation tank 3, a mud guard 4a for isolating the extension bin 4 from the sedimentation tank 3 is arranged at the joint of the extension bin 4 and the sedimentation tank 3, a movable plate 4b is arranged on the inner wall of the sedimentation tank 3, the movable plate 4b can be vertically and movably arranged through a spring 4c, the movable plate 4b is arranged corresponding to the mud guard 4a, an opening and closing oil rod 4d is arranged beside the mud guard 4a, the rod end part of the opening and closing oil rod 4d is in shaft connection fit with the movable plate 4b, the piston rod of the opening and closing oil rod 4d is in shaft connection fit with the top of the mud guard 4a through a linkage block, and the front section of the mud guard 4a, which is far away from the downstream end of the sedimentation; the extension bin 4 at the upstream end of the sedimentation tank 3 is used for the sludge function of the transition sedimentation; specifically, after the sewage in the sedimentation tank 3 is settled for a certain time, the sludge is separated from the water medium, the sludge sinks to the bottom of the sedimentation tank 3, and then the water source on the upper layer leaves the sedimentation tank 3 through the acting force of the circulating pump 5; finally, the oil rod 4d is opened and closed to work, so that the mud guard 4a is enabled to translate, in the process, the oil rod 4d is opened and closed to bear the translation acting force, the movable plate 4b is forced to perform the compensation action of vertical movement, the mud guard 4a can be enabled to translate stably, and the purpose is to open the opening of the extension bin 4, so that the sludge at the bottom of the sedimentation tank 3 can be drained away; meanwhile, the mud guard 4a can press the rubber plate 4r at the front end part during the translation process, and because the rubber plate 4r is of a folding structure, the mud guard 4a has the capability of translating and resetting.

One opposite side of each of the two mud cutting plates 7d is provided with a U-shaped groove, one end of each of the two mud cutting plates 7d is connected in each U-shaped groove in a shaft mode, the two rectangular notches are close to the U-shaped grooves respectively, the distance between the two rectangular notches is not more than 3cm, the power device comprises a servo oil rod 7p, the end portion of the rod body of the servo oil rod 7p is in shaft connection fit with the inner wall of the sedimentation tank 3, the front end of the piston rod of the servo oil rod 7p is in hinged fit with the end portion of the free end of each mud cutting plate 7d through a compensation block, and the free end of each mud cutting plate 7d can rotate upwards by 135-155 degrees under the driving of the servo oil rod 7; when sewage enters from the upstream end of the sedimentation tank 3, the sewage passes through the sludge cutting plate 7d at the downstream end of the sedimentation tank 3 at a certain flow speed, the filter holes on the sludge cutting plate 7d can allow water to pass, and the sludge is cut off, the process is about 3-4 seconds, then the servo oil rod 7p of the sludge cutting plate 7d works to cause the sludge cutting plate 7d to rapidly rotate upwards and anticlockwise, the rotation angle is 135-155 degrees, so that the sludge cutting plate 7d is inclined above the rectifying plate 7 relative to the cut-off surface at the upstream end of the sedimentation tank 3 in advance, the sludge on the cut-off surface of the sludge cutting plate falls onto the sludge conveying belt 7a corresponding to the area of the sludge cutting plate 7d due to the inclined posture, the output surface of the sludge conveying belt 7a is used for receiving the flowing-down sludge, and the high-speed movement state of the conveying plane of the sludge conveying belt enables the sludge to be brought into the sludge conveying pipe 7b, therefore, the sludge is discharged to a set area through the sludge running pipe 7b, the sludge cutting plates 7d are rapidly reset, next interception work is carried out, the sludge in the sewage is cut and transferred for many times, the sewage can enter the circulating cavity 8 after flowing in a screening mode once, the sewage is pumped out of the circulating cavity 8 by the acting force of the circulating pump 5 corresponding to the downstream end of the sedimentation tank 3 after reaching a set amount, and the sewage is conveyed from the downstream end of the sedimentation tank 3 to the upstream end of the sedimentation tank in a return path posture, and in the process, the purpose of intercepting the sludge is carried out through the sludge cutting plates 7d corresponding to the upstream end of the sedimentation tank 3, namely the two sludge cutting plates 7d operate successively, so that the purpose of repeatedly scouring the intercepted sludge is formed.

Two U-shaped flow guide platforms 8a are arranged in the circulation cavity 8, the two flow guide platforms 8a are symmetrically arranged, opening surfaces of the two flow guide platforms are oppositely arranged, each flow guide platform 8a wraps the outer wall of the sedimentation tank 3 through the opening surface, two circulation ports 8d are symmetrically formed in the circulation cavity 8, the two circulation ports 8d are respectively located outside one side of the long edge of the sedimentation tank 3 and are both located between the two flow guide platforms 8a, a first drainage inclined plane 8b is respectively formed at the tops of two opening ends of each flow guide platform 8a, two second drainage inclined planes 8c are symmetrically formed at the other ends of the flow guide platforms 8a, and two ends of the circulation pipeline 6 are respectively communicated with one circulation port 8 d; the acting force of the first drainage inclined surface 8b on the two sections of the opening area of each diversion platform 8a guides the sewage to the circulation port 8d to prevent the sewage from forming accumulation in the circulation cavity 8, and the two second drainage inclined surfaces 8c on the section, connected with the two sections of the opening of the diversion platform 8a, of the diversion platform 8a are used for guiding the sewage towards the respective two sections in a delivery manner, so that the sewage is prevented from forming accumulation.

The two material pumping pipelines 5d are symmetrically arranged on the periphery of the circulating pipeline 6 and correspond to the middle section of the circulating pipeline 6, one end of each material pumping pipeline 5d communicated with the circulating pipeline 6 is provided with a first control valve 6a, the input end of each circulating pump 5 is respectively communicated with the other end of the material pumping pipeline 5d, the output end of each circulating pump 5 is respectively communicated with the interior of the sedimentation tank 3 through a supply pipeline 5a, each supply pipeline 5a is provided with a second control valve 5b and a third control valve 5c, a water inlet pipe 5r and a water outlet pipe 5k are respectively arranged above each supply pipeline 5a, and a fourth control valve 5m is respectively arranged on each water inlet pipe 5r and each water outlet pipe 5 k; the two circulating pipelines 6 are used for circularly delivering the sewage in the circulating cavity 8, namely, the two circulating pumps 5 work sequentially, the sewage in the circulating cavity 8 is pumped out by utilizing the matching of respective pumping pipelines 5d and the circulating pipelines 6, and the sewage is delivered into the sedimentation tank 3 in a return way, and the two circulating pumps 5 are adopted, so that each sludge cutting plate 7d can be trimmed for a certain time, namely, one sludge cutting plate 7d can rotate in a small amplitude in the process of a rest state, the sludge cutting plate 7d on the interception surface is thrown, one sludge cutting plate 7d is prevented from working for a long time in a certain time period, and the sludge cutting efficiency is reduced; meanwhile, the two first control valves 6a work in sequence, so that the sewage in the circulating pipeline 6 can only flow towards the area of one first control valve 6a in an open state in a certain sequence; the acting force of the second control valve 5b is used for preventing the sewage in the circulating cavity 8 from flowing backwards; the acting force of the third control valve 5c is that after the sewage is repeatedly washed for a plurality of times and is not discharged into the circulating cavity 8, all opening and closing gates are closed at the moment, then the third control valve 5c corresponding to the downstream end of the sedimentation tank 3 works to close the passage of the corresponding circulating pump 5, and then the purified water source flows to a set area from the water outlet pipe 5 k; similarly, the third control valve 5c corresponding to the area of the water inlet pipe 5r is closed, then the water pipe 5r is connected to an external sewage supply device, and at the moment, the sewage conveyed by the water inlet pipe 5r does not flow into the circulating pump 5 corresponding to the area of the water inlet pipe 5r, but directly reaches the sedimentation tank 3; the fourth control valve 5m ensures that the circulating sewage does not flow back into the water inlet/outlet pipe 5k during the circulation process.

A mud scraping device 9 is arranged above the sedimentation tank 3; the mud scraping device 9 is an existing device and is mainly used for treating the sludge at the bottom of the sedimentation tank 3 to the extension bin 4.

A liquid level sensor 2 is arranged in the circulating cavity 8, a controller is arranged outside the sedimentation tank 3, and the controller is electrically connected with the liquid level sensor 2; the liquid level sensor 2 is used for sensing the liquid level height in the circulating cavity 8, feeding the liquid level height back to the controller after reaching a set standard, and the controller instructs to stop the supply of sewage in the sedimentation tank 3 by external power equipment, and then realizes the circulating flushing effect on the sewage in the circulating bin.

The opening and closing gate comprises a gate plate 3b and a gate cylinder 3c, the gate plate 3b is vertically arranged, the gate cylinder 3c is vertically arranged above the sedimentation tank 3, and a piston shaft of the gate cylinder 3c is in transmission connection with the gate plate 3b through an L-shaped plate; the gate plate 3b can be switched on and off in the circulating cavity 8 and the sedimentation tank 3 by means of the gate cylinder 3 c.

The working principle is as follows: the water inlet/outlet pipes 5k are respectively communicated with an aeration filter 1; the aeration filter tank 1 corresponding to the water inlet pipe 5r delivers the sewage in the aeration filter tank to the water inlet pipe 5r, and the sewage is delivered to the sedimentation tank 3 through the water inlet pipe 5r and the supply pipeline 5a at the position of the water inlet pipe, and at the moment, the fourth control valve 5m corresponding to the area of the water inlet pipe 5r is closed, so that the sewage is prevented from flowing back to the circulating pump 5 in the area; after sewage flows into the sedimentation tank 3, the sewage is corrected and limited by the rectifying plate 7, flows at a certain speed in the direction of the downstream end of the sedimentation tank 3 and contacts the sludge cutting plate 7d at the downstream end of the sedimentation tank 3, the filter holes on the sludge cutting plate 7d can enable the water flow to pass, and the sludge is cut off, wherein the process is about 3-4 seconds, then the servo oil rod 7p of the sludge cutting plate 7d works to enable the sludge cutting plate 7d to rapidly rotate upwards in an anticlockwise mode, the rotation angle is 135-155 degrees, so that the sludge cutting plate 7d is inclined above the rectifying plate 7 for the cut-off surface at the upstream end of the sedimentation tank 3 in advance, the sludge on the cut-off surface of the sludge cutting plate falls onto the sludge conveying belt 7a corresponding to the area of the sludge cutting plate 7d due to the inclined posture and the rotational inertia force, and the output surface of the sludge conveying belt 7a is used for receiving the sludge flowing down from the sludge conveying belt, and the high-speed motion state of the conveying plane leads the sludge to be brought into the sludge-carrying pipe 7b and then discharged to a set area by the sludge-carrying pipe 7b, and the sludge-cutting plate 7d is rapidly reset to carry out the next interception work, thus leading the sludge in the sewage to be transferred by a plurality of times of interception barriers; meanwhile, the supply pipeline 5a corresponding to the downstream end of the sedimentation tank 3 is in a closed state, so that sewage flows in a screening manner at the moment and then enters the circulation cavity 8, then the liquid level sensor 2 is used for sensing the liquid level height in the circulation cavity 8 and feeding the liquid level height back to the controller after reaching a set standard, the controller instructs to stop supplying sewage into the sedimentation tank 3 by external power equipment, then the circulating pump 5 corresponding to the downstream end of the sedimentation tank 3 works, meanwhile, the first control valve 6a on the pumping pipeline 5d corresponding to the circulating pump 5 opens the pumping pipeline 5d, so that the acting force of the sewage well circulating pump 5 in the circulation pipeline 6 reaches the pumping pipeline 5d, the circulating pump 5 continuously acts to deliver the sewage into the sedimentation tank 3 from the lower end of the sedimentation tank 3, and at the moment, a mud cutting plate 7d close to the upstream end of the sedimentation tank 3 works, carrying out sludge interception on the sewage flowing reversely; meanwhile, the supply pipeline 5a corresponding to the upstream end of the sedimentation tank 3 is closed, the gate is started to be opened, so that the sewage flows into the circulating cavity 8 again, and the steps are repeated to realize the intermittent circulating flushing effect for many times; after the washing is performed for a certain number of times and the sedimentation is performed for a certain time, all the starting gates are closed finally, and then the fourth control valve 5m at the position of the water outlet pipe 5k is opened, so that the purified water source is discharged from the water outlet pipe 5 k.

The above description is only an embodiment of the present invention, and is not intended to limit the present invention. Various modifications and alterations to this invention will become apparent to those skilled in the art. Any modification, equivalent replacement, improvement, etc. made within the spirit and principle of the present invention should be included in the scope of the claims of the present invention.

Claims

1. The utility model provides an in situ microorganism purifier, includes two aeration filter (1) of two symmetry settings and locates and be used for deposiing sedimentation tank (3) of mud between the two, its characterized in that: the sedimentation tank (3) is of a horizontal flow structure, a circulating baffle is arranged outside the sedimentation tank, the circulating baffle and the outer wall surface of the sedimentation tank (3) form a circular-square-shaped circulating cavity (8), two ends of the upper stream and the lower stream of the sedimentation tank (3) are respectively provided with a rectifying plate (7), each rectifying plate (7) is provided with a mud-walking conveying belt (7a), the lower stream end of each mud-walking conveying belt (7a) is respectively provided with a mud-walking pipe (7b), the mud-walking pipes (7b) vertically penetrate through the sedimentation tank (3), one opposite side of each rectifying plate (7) is respectively connected with a mud-cutting plate (7d), the free end of each mud-cutting plate (7d) is downwards suspended and is close to the bottom of the sedimentation tank (3), the side of each mud-cutting plate (7d) is respectively provided with a power device in transmission connection with the mud-walking conveying belt, two ends of the upper stream and the lower stream of the sedimentation tank (3) are respectively, the below of sedimentation tank (3) is provided with circulation pipeline (6), and circulation pipeline (6) and circulation chamber (8) are interior to be linked together, and two circulating pumps (5) are respectively through one take out material pipeline (5d) and circulation pipeline (6) intercommunication, and the upper and lower reaches end of sedimentation tank (3) is equipped with one respectively can with circulation chamber (8) interior drain hole that communicates, all installs in every drain hole and opens and close the gate.

2. An in situ microbial decontamination apparatus as claimed in claim 1, wherein: every cowling panel (7) all are the level setting, and it is used for going up sedimentation tank (3) respectively, the open region at low reaches both ends is sealed, offer the rectangle breach that is used for installing away mud conveyer belt (7a) on cowling panel (7), the downstream end of walking mud conveyer belt (7a) and a terminal surface in the rectangle breach reserve the installation interval that has the mud pipe (7b) of being used for placing away, and the upper surface of walking mud conveyer belt (7a) flushes with the upper surface of walking mud pipe (7b), the direction of flow of sewage in the direction of delivery of walking mud conveyer belt (7a) perpendicular to sedimentation tank (3).

3. An in situ microbial decontamination apparatus as claimed in claim 2, wherein: one side of the mud conveying pipe (7b) facing the mud conveying belt (7a) is provided with an arc-shaped groove (7c) in clearance fit with the mud conveying belt (7 a).

4. An in situ microbial decontamination apparatus as claimed in claim 1, wherein: an extension bin (4) is arranged below the upstream end of the sedimentation tank (3), the cross section of the extension bin (4) is inverted trapezoid, the extension bin (4) is communicated with the sedimentation tank (3), a mud guard (4a) for isolating the extension bin (4) from the sedimentation tank (3) is arranged at the joint of the extension bin (4) and the sedimentation tank (3), a movable plate (4b) is arranged on the inner wall of the sedimentation tank (3), the movable plate (4b) can be vertically movably arranged through a spring (4c), the movable plate (4b) corresponds to the mud guard (4a), an oil rod (4d) is arranged beside the mud guard (4a) to be opened and closed, the end part of the rod body for opening and closing the oil rod (4d) is in shaft connection fit with the movable plate (4b), the piston rod for opening and closing the oil rod (4d) is in shaft connection fit with the top of the mud guard (4a) through a linkage block, and the front section of the mud guard (4a) far away from the downstream end of the sedimentation tank (3) is.

5. An in situ microbial decontamination apparatus as claimed in claim 2, wherein: two cut mud board (7d) one side in opposite directions has seted up a U type groove respectively, the one end of two cut mud board (7d) is cup jointed in a U type inslot respectively, two rectangle breachs are close to a U type groove respectively, and interval between the two is no longer than 3cm, the power device includes servo oil rod (7p), the pole body tip of servo oil rod (7p) and the inner wall coupling cooperation of sedimentation tank (3), the piston rod front end of servo oil rod (7p) passes through the free end side portion articulated cooperation of compensation piece with cut mud board (7d), drive through servo oil rod (7p) and cut mud board (7d) can make the free end of cutting mud board (7d) rotate 135 ~ 155 up.

6. An in situ microbial decontamination apparatus as claimed in claim 1, wherein: be equipped with water conservancy diversion platform (8a) of two U type structures in circulation chamber (8), two water conservancy diversion platform (8a) symmetries set up, and the opening face of the two sets up in opposite directions, every water conservancy diversion platform (8a) is including the outer wall parcel of sedimentation tank (3) through respective opening face, two circulation mouth (8d) have been seted up to circulation chamber (8) internal symmetry, two circulation mouth (8d) are in respectively outside the long limit one side of sedimentation tank (3), and the two all is located between two water conservancy diversion platforms (8a), a first drainage inclined plane (8b) have been seted up respectively at the opening both ends top of water conservancy diversion platform (8a), two second drainage inclined planes (8c) have been seted up to the other end symmetry of water conservancy diversion platform (8a), the both ends of circulation pipeline (6) communicate with a circulation mouth (8d) respectively.

7. An in situ microbial decontamination apparatus as claimed in claim 6, wherein: circulation pipeline (6) periphery is located to two material pipelines of taking out (5d) symmetries, and the two all corresponds the middle section of circulation pipeline (6), every material pipeline of taking out (5d) all is equipped with one first control valve (6a) with the one end that circulation pipeline (6) are linked together, the input of every circulating pump (5) is linked together with the other end of taking out material pipeline (5d) respectively, the output of every circulating pump (5) is linked together in through one supply line (5a) and sedimentation tank (3) respectively, all be equipped with one second control valve (5b) and third control valve (5c) on every supply line (5a), every supply line (5a) top is equipped with one inlet tube (5r) and outlet pipe (5k) respectively, be equipped with a fourth control valve (5m) on inlet tube (5r) and outlet pipe (5k) respectively.

8. An in situ microbial decontamination apparatus as claimed in claim 1, wherein: a mud scraping device (9) is arranged above the sedimentation tank (3).

9. An in situ microbial decontamination apparatus as claimed in claim 1, wherein: install level sensor (2) in circulation chamber (8), the externally mounted of sedimentation tank (3) has the controller, controller and level sensor (2) electric connection.

10. An in situ microbial decontamination apparatus as claimed in claim 1, wherein: the opening and closing gate comprises a gate plate (3b) and a gate cylinder (3c), the gate plate (3b) is vertically arranged, the gate cylinder (3c) is vertically arranged above the sedimentation tank (3), and a piston shaft of the gate cylinder (3c) is in transmission connection with the gate plate (3b) through an L-shaped plate.