CN211770400U - Pool bottom mud scraping device - Google Patents

Abstract

The utility model relates to a mud scraping device at bottom of pool, including scraping the mud subassembly, scrape the mud subassembly and include scraper blade installation pole, be provided with polylith wedge scraper blade on the scraper blade installation pole, scrape the mud subassembly still including the installation pole straight line drive arrangement who is used for driving scraper blade installation pole back-and-forth movement. The utility model discloses a bottom of pool mud scraper is high-efficient to be cleared up bottom of pool mud.

Description

Pool bottom mud scraping device

Technical Field

The utility model relates to a sludge treatment equipment especially relates to a bottom of pool mud scrapping device.

Background

After the air floatation tank treats sewage for a long time, sludge is gradually deposited at the tank bottom, and when the amount of the sludge is large, the sludge needs to be cleaned out of the tank bottom, otherwise, the water quality of the discharged water of the air floatation tank can be influenced. At present, the method for treating the sludge at the bottom of the pool is to clean the sludge either in a manual mode or automatically through a sludge scraping device, and the manual labor intensity of the method for cleaning the sludge through manpower is high.

In view of the above-mentioned drawbacks, the present designer is actively making research and innovation to create a novel structure of the mud scraper at the bottom of the tank, so that the mud scraper has more industrial utility value.

SUMMERY OF THE UTILITY MODEL

In order to solve the technical problem, the utility model aims at providing a bottom of pool mud scraper of high-efficient clearance bottom of pool mud.

The utility model discloses a mud scraping device at bottom of pool, including scraping the mud subassembly, it includes scraper blade installation pole to scrape the mud subassembly, is provided with polylith wedge scraper blade on the scraper blade installation pole, scrapes the mud subassembly and still installs the pole straight line drive arrangement including being used for driving scraper blade installation pole back-and-forth movement.

Further, the utility model discloses a mud device is scraped to the bottom of the pool, be provided with the negative pressure recess on the terminal surface of the great one end of wedge scraper blade size.

Further, the utility model discloses a mud device is scraped to the bottom of the pool, the angle on wedge scraper blade both sides limit is 20 ~ 30 degrees.

Furthermore, the utility model discloses a mud device is scraped to the bottom of the pool, installation pole linear drive device is electronic push-and-pull rod.

Further, the utility model discloses a mud device is scraped to the bottom of the pool, scrape the mud subassembly and set up in the contact chamber bottom of cell body, be equipped with the sludge impoundment with the contact chamber intercommunication in the cell body.

Borrow by above-mentioned scheme, the utility model discloses at least, have following advantage: the utility model discloses a mud device is scraped to the bottom of the pool, setting up of wedge scraper blade and installation pole linear drive device has realized getting the operation of scraping of mud. The scraper mounting rod is used for mounting a wedge-shaped scraper, the wedge-shaped scraper is used for scraping sludge at the bottom of the pool, and the mounting rod linear driving device is used for realizing linear displacement driving of the scraper mounting rod, can be an electric push-pull rod, an air cylinder or an oil cylinder and the like, and is preferably an electric push-pull rod. When specifically implementing, the great one end of wedge scraper blade size is towards the exit end of mud, concrete during operation, installation pole linear driving device drives scraper blade installation pole and wedge scraper blade and removes to the mud exit end, thereby it removes to the mud exit end to drive mud, scraper blade installation pole and wedge scraper blade are after that to remove to the opposite direction under installation pole drive arrangement's drive, at its reverse removal's in-process, the mud that is located wedge scraper blade wedge top side just removes to the other end of wedge scraper blade along the inclined plane of wedge scraper blade, thereby make the scraper blade can drive this mud when removing to the mud delivery outlet once more and further remove to the exit end, finally make the mud of bottom of the pool scraped out completely. The mud scraping assembly is simple in structure and high in mud scraping efficiency.

To sum up, the utility model discloses a bottom of pool mud is scraped to the high efficiency of bottom of pool mud cleaning device.

The above description is only an overview of the technical solution of the present invention, and in order to make the technical means of the present invention clearer and can be implemented according to the content of the description, the following detailed description is made with reference to the preferred embodiments of the present invention and accompanying drawings.

Drawings

FIG. 1 is a process system diagram of a co-current flotation solid-liquid separation tank;

FIG. 2 is a schematic elevation view of a co-current flotation solid-liquid separation cell;

FIG. 3 is a schematic top view of the cell body;

FIG. 4 is a schematic right view of a co-current flotation solid-liquid separation cell;

FIG. 5 is a schematic structural diagram of components of the tank body and the water distribution main pipe;

FIG. 6 is a schematic view of the structure of a flocculation separation reactor;

FIG. 7 is a schematic right view of a co-current flotation separation module;

FIG. 8 is a schematic elevation view of a co-current flotation separation module;

FIG. 9 is a schematic structural view of a ramp assembly;

FIG. 10 is a schematic elevation view of the mud scraping assembly;

FIG. 11 is a schematic view of the construction of a wedge-shaped squeegee;

FIG. 12 is a schematic view of the structure of the sludge collection assembly;

FIG. 13 is a schematic view of the structure of the soil pick-up pipe;

FIG. 14 is a schematic end view of a sludge collection assembly;

FIG. 15 is a schematic elevational view of a water distribution assembly;

FIG. 16 is a schematic top view of a water distribution assembly;

FIG. 17 is a side schematic view of a sludge collection assembly;

FIG. 18 is a structural block diagram of a sludge evacuation discharge assembly.

In the figure, a tank body 1, a contact chamber 2, a separation chamber 3, a clear water collection chamber 4, an inclined plate assembly 5, a straight plate 6, a collecting inclined plate 7, a mud sliding inclined plate 8, a mud baffle plate 9, a clear water conveying chamber 10, a mud conveying chamber 11, a flocculent body 12, a clear water conveying hole 13, a laminar flow baffle plate 14, a folded plate assembly 15, a vertical plate 16, a flocculation collecting inclined plate 17, an online self-cleaning releaser 18, a hydraulic distribution plate 19, a water distribution main pipe 20, a water distribution branch pipe 21, a first baffle plate 22, a second baffle plate 23, a U-shaped clear water collecting tank 24, a chain plate rotating slag scraping device 25, a scraper mounting rod 26, a wedge-shaped scraper 27, an electric push-pull rod 28, a negative pressure groove 29, a sewage suction pipe 30, a horn-shaped mud suction port 31, an aeration flushing pipe 32, a communicating pipe 33, a vacuum pump 34, a storage tank 35, a blow-off port 36, an inlet 37, a.

Detailed Description

The following detailed description of the embodiments of the present invention is provided with reference to the accompanying drawings and examples. The following examples are intended to illustrate the invention, but are not intended to limit the scope of the invention.

Referring to fig. 1 to 18, a cocurrent flow flotation solid-liquid separation tank, including cell body 1, contact chamber 2 that communicates each other is equipped with in proper order along the flow direction of rivers in the cell body, separation chamber 3 and clear water collection chamber 4, be provided with cocurrent flow flotation separation subassembly 4 in the separation chamber, cocurrent flow flotation separation subassembly includes a plurality of ramp plate subassemblies 5, ramp plate subassembly includes vertical setting's straight board 6, the top is connected in the entrapment swash plate 7 of straight board bottom, the top is connected in the smooth mud swash plate 8 of entrapment swash plate bottom, ramp plate subassembly's bottom is provided with sludge baffle 9, sludge baffle is located between the adjacent ramp plate subassembly, sludge baffle and the space between its front side ramp plate subassembly carry chamber 10 for clear water, sludge baffle and the space between its rear side ramp plate subassembly are mud and carry chamber 11, clear water carries chamber and clear water collection chamber intercommunication.

Due to the arrangement of the inclined plate assembly, efficient separation of the floccule 12, clear water and sludge is realized. Wherein, the setting of entrapment swash plate has realized the capture to less wadding body, makes it can be along the back come-up of entrapment swash plate and with other wadding body gathering for the wadding body of great volume and finally along the space come-up to the liquid level between the straight board. The setting of smooth mud swash plate for in the mud bucket of separation chamber bottom can be deposited on the surface of smooth mud swash plate and fall into along the smooth mud swash plate to the mud granule of great volume, during the concrete implementation, the inclination of smooth mud swash plate and horizontal plane is greater than the inclination of entrapment swash plate, thereby more does benefit to the landing of mud. In addition, the arrangement of the sludge partition plate enables the sludge conveying cavity for sludge sliding to be isolated from the clear water conveying cavity for clear water circulation to a certain extent, and further achieves the effects of diversion and isolation of sludge and clear water. During specific work, mud slides along the smooth mud swash plate and falls into the sludge bucket under the action of gravity, because the middle part position that the clear water delivery hole 13 that communicates clear water delivery chamber and clear water collection room corresponds the sludge baffle, consequently the mud granule is difficult for carrying the chamber through the clear water and enters into in the clear water collection room to separate mud and clear water each other, prevent that mud from entering into the clear water along with rivers and collect indoorly, improved the quality of water of final play water.

Preferably, the included angle between the collecting inclined plate and the horizontal plane is 55-65 degrees, and the included angle between the mud sliding inclined plate and the horizontal plane is more than 60 degrees.

Preferably, the inclined collection plate forms an angle of 60 degrees with the horizontal plane.

The inclination of the trapping clapboard is set to be 60 degrees, which is more beneficial to trapping and floating of the floccule.

Preferably, a laminar flow partition plate 14 is further arranged between the inclined plate assemblies, and two ends of the laminar flow partition plate are respectively connected with the inclined plate assemblies.

The setting of laminar flow baffle makes its connecting piece as the ramp assembly on the one hand, and on the other hand has realized the laminar flow effect to rivers, makes it be difficult for producing the turbulent flow. The sludge baffle plate can be arranged at the bottom end of the laminar flow baffle plate and is basically vertical to the laminar flow baffle plate.

Preferably, a high-speed flocculation separation reactor is arranged in the contact chamber, the high-speed flocculation separation reactor comprises a plurality of folded plate assemblies 15, each folded plate assembly comprises a vertical plate 16 and a flocculation inclined plate 17, the vertical plate is vertically arranged, and the top end of each folded plate assembly is connected to the bottom end of the corresponding vertical plate.

In specific implementation, the high-speed flocculation separation reactor is arranged at the upper half part of the contact chamber, the height from the hydraulic distribution plate is controlled to be about 300 mm, high-pressure gas-dissolved water flowing out of the on-line self-cleaning releaser 18 forms a micro bubble group with the particle size of 1-10um after energy dissipation treatment, and in the contact chamber, "bubble floc" formed by contact reaction of the bubbles, the floc and the high-molecular medicament flows into the high-speed flocculation separation component after flowing through the distance of about 300 mm to buffer and dissipate energy. At the moment, the high-speed flocculation separation reactor cannot impact flocs in the sewage and cannot crash the floc particles formed in the sewage. After flowing into high-speed flocculation separation reactor inner space, the wadding body grows up along catching the wadding swash plate back and gathering, and the rising speed can be faster and faster, and self rising speed adds the promotion of rivers, makes its rising speed improve more than the twice to accomplish the quick separation of wadding body and clear water. When the flocs float to the liquid level, scum is formed, and clear water turns around in the separation chamber and enters the cocurrent flow flotation separation assembly downwards to continuously finish floating and precipitation of a small amount of flocs. The sewage can reach 99.9 percent of suspended matter removal rate after being treated by the high-speed flocculation separation reactor and the cocurrent flow flotation separation component.

Preferably, an online self-cleaning releaser 18 is arranged on the side wall of the tank body, and the output end of the online self-cleaning releaser is communicated with the contact chamber.

The on-line self-cleaning releaser is a micro-bubble releasing device with a self-cleaning function, and is used for releasing micro-bubbles into a contact chamber, so that the aims of combining flocs and medicaments and forming flocs are fulfilled. The specific structure refers to Chinese patent with publication number 209113526U, an on-line self-cleaning releaser.

Preferably, a hydraulic balance plate 19 with a plurality of water distribution holes on the surface is arranged in the contact chamber, and the high-speed flocculation separation reactor is positioned above the hydraulic balance plate at a distance of 250-350 mm.

Preferably, the device also comprises a water distribution assembly, wherein the water distribution assembly comprises a main water distribution pipe 20 positioned at the bottom of the tank and water distribution pipes 21 positioned at two sides of the main water distribution pipe, one end of each water distribution pipe is communicated with the main water distribution pipe, and the other end of each water distribution pipe is communicated with the contact chamber.

Preferably, the cross section of the inner hole of the water distribution main pipe and the cross section of the inner hole of the water distribution pipe are both triangular.

The arrangement of the water distribution main pipe realizes the input of sewage. During specific work, sewage input to the water distribution main pipe enters the contact chamber through the water distribution pipes on the two sides, and therefore the sewage is input. The water distribution main pipe and the water distribution branch pipe are arranged to be triangular pipe bodies with triangular cross sections, so that sinking flocs can slide into the sludge hopper at the bottom along the side wall of the triangular pipe bodies, sludge is effectively prevented from being deposited on the surfaces of the water distribution main pipe and the water distribution branch pipe, meanwhile, the sludge is conveniently subjected to centralized treatment, and preferably, the included angles between the side walls of the water distribution main pipe and the water distribution branch pipe and the horizontal plane are larger than 55 degrees, so that the sludge can slide down conveniently.

Preferably, the two sides of the main water distribution pipe are provided with first partition plates 22, the bottom ends of which are fixedly connected with the tank body, two second partition plates 23, the bottom ends of which are connected with the main water distribution pipe, are arranged above the main water distribution pipe, the outer side of each first partition plate is a contact chamber, a separation chamber is arranged between each first partition plate and the corresponding adjacent second partition plate, and a clean water collection chamber is arranged between each two second partition plates.

Preferably, the hydraulic distribution plate is respectively connected with the tank body and the first partition plate, and the end part of the water distribution pipe penetrates through the first partition plate and extends into the contact chamber.

Preferably, a U-shaped clear water collecting groove 24 is arranged in the clear water chamber.

Preferably, the second clapboard is provided with a clean water conveying hole 13 which is communicated with the clean water conveying cavity and the clean water collecting chamber.

Preferably, the top of the tank body is provided with a chain plate rotating slag scraping device 25.

The chain plate rotating slag scraping device is used for treating scum on a liquid level, and the specific structural principle of the chain plate rotating slag scraping device can refer to a reverse chain plate type slag scraping mechanism in a rectification sedimentation air floatation water treatment device with the publication number of 202054680U.

Preferably, the bottom of the separation chamber is provided with a mud scraping assembly, the mud scraping assembly comprises a scraper mounting rod 26, a plurality of wedge-shaped scrapers 27 are arranged on the scraper mounting rod, and the mud scraping assembly further comprises a mounting rod linear driving device for driving the scraper mounting rod to move back and forth.

The arrangement of the wedge-shaped scraper and the linear driving device of the mounting rod realizes the scraping operation of the sludge. The scraper mounting rod is used for mounting a wedge-shaped scraper, the wedge-shaped scraper is used for scraping sludge at the bottom of the pool, and the mounting rod linear driving device is used for realizing linear displacement driving on the scraper mounting rod, and can be an electric push-pull rod 28, an air cylinder or an oil cylinder and the like, wherein the electric push-pull rod is preferred. When specifically implementing, the great one end of wedge scraper blade size is towards the exit end of mud, concrete during operation, installation pole linear driving device drives scraper blade installation pole and wedge scraper blade and removes to the mud exit end, thereby it removes to the mud exit end to drive mud, scraper blade installation pole and wedge scraper blade are after that to remove to the opposite direction under installation pole drive arrangement's drive, at its reverse removal's in-process, the mud that is located wedge scraper blade wedge top side just removes to the other end of wedge scraper blade along the inclined plane of wedge scraper blade, thereby make the scraper blade can drive this mud when removing to the mud delivery outlet once more and further remove to the exit end, finally make the mud of bottom of the pool scraped out completely. The mud scraping assembly is simple in structure and high in mud scraping efficiency.

Preferably, the end face of the larger dimension end of the wedge-shaped scraper is provided with a negative pressure groove 29.

The arrangement of the negative pressure groove enables sludge on the wedge top side of the wedge-shaped scraper to be rapidly moved to the negative pressure groove along the inclined plane under the negative pressure effect generated by the negative pressure groove when the wedge-shaped scraper moves reversely, and accordingly the efficiency of scraping sludge is improved. Specifically, wedge scraper blade propelling movement mud speed is half of the speed of returning the journey, and the quick return is convenient for form vacuum negative pressure in the negative pressure groove department of wedge scraper blade to with the quick suction of mud to the negative pressure groove end of wedge scraper blade, be convenient for like this the propelling movement to the sludge impoundment. The angle of the wedge-shaped scraper is set between 20 and 30 degrees.

Preferably, the device also comprises a sludge collection assembly, wherein the sludge collection assembly comprises a sewage pumping pipe 30 connected with a vacuum pump, and a plurality of horn-shaped sludge suction ports 31 arranged on the side wall of the sewage pumping pipe and communicated with the sewage pumping pipe, and the sewage pumping pipe is arranged at the bottom of the contact chamber.

Preferably, the sludge collection assembly further comprises an aeration flushing pipe 32, and the aeration flushing pipe is communicated with the sewage suction pipe through a communication pipe 33.

The function of the sludge collection assembly is to ensure that the sludge is discharged quickly and smoothly. Its sewage pumping pipe that adopts length 7 meters, the sewage pumping pipe need guarantee to be greater than the outer drainage pressure more than 4 meters, just so can guarantee that the degree of consistency that sewage pumping pipe arranged mud reaches more than 90%, and the 10 meters negative pressure suction that produce through the vacuum pump provides the energy, can guarantee that the bottom of the pool row mud process is stable orderly. The arrangement of the horn-shaped sludge suction port increases the sludge suction action space of the sewage suction pipe. In addition, the arrangement of the aeration flushing pipe facilitates the flushing of the sewage pumping pipe by operators, thereby preventing the blockage of the sewage pumping pipe.

Preferably, the sludge vacuumizing and discharging device further comprises a sludge vacuumizing and discharging assembly, the sludge vacuumizing and discharging assembly comprises a vacuum pump 34 and a storage tank 35, a vent hole 36, a dirt inlet 37 and a dirt outlet 38 are arranged on the storage tank, the vent hole is communicated with one port of a four-way valve 39 through a pipeline, the other two ports of the four-way valve are respectively communicated with an air inlet and an air outlet of the vacuum pump through pipelines, and the last port of the four-way valve is communicated with the atmosphere.

The sludge vacuumizing outward discharging assembly realizes efficient discharge of scum and sludge, the vacuum pump is utilized to generate 10-meter negative pressure, air inside the storage tank is sucked and exhausted to the atmosphere, scum in the tank body and sludge at the bottom of the tank body are sucked and stored inside the tank body through the negative pressure generated inside the storage tank, after the sludge is fully collected, outlet air of the vacuum pump is pumped into the storage tank body through switching of the four-way valve, and the sludge and the scum are extruded from a sewage outlet into a subsequent sludge treatment device through air pressure.

Preferably, the sludge vacuumizing outward discharging assembly further comprises a transfer tank 40, one inlet of the transfer tank is communicated with the sewage pumping pipe through a pipeline, the other inlet of the transfer tank is communicated with the scum storage chamber on the tank body through a pipeline, and an output port of the transfer tank is communicated with a sewage inlet of the storage tank through a pipeline.

The setting of transfer pond has realized the extraction to dross and mud, and it is closed cell body during the concrete implementation.

Preferably, the vent of the canister is provided with an overflow prevention valve 41.

It is obvious to a person skilled in the art that the invention is not restricted to details of the above-described exemplary embodiments, but that the invention can be implemented in other specific forms by a person skilled in the art without departing from the spirit or essential characteristics of the invention. The present embodiments are therefore to be considered in all respects as illustrative and not restrictive, the scope of the invention being indicated by the appended claims rather than by the foregoing description.

Furthermore, the above is only a preferred embodiment of the present invention, and is not intended to limit the present invention, it should be noted that, for those skilled in the art, a plurality of modifications and variations can be made without departing from the technical principle of the present invention, and these modifications and variations should also be regarded as the protection scope of the present invention. Also, it should be understood that although the present description refers to embodiments, not every embodiment may contain only a single embodiment, and such description is for clarity only, and those skilled in the art should integrate the description, and the embodiments may be combined as appropriate to form other embodiments understood by those skilled in the art.

Claims (5)

1. The utility model provides a bottom of pool mud scraping device which characterized in that: including scraping the mud subassembly, scrape the mud subassembly and include scraper blade installation pole, be provided with polylith wedge scraper blade on the scraper blade installation pole, scrape the mud subassembly still including the installation pole linear drive device who is used for driving scraper blade installation pole back-and-forth movement, the pond bottom is scraped mud device and is still including mud collection subassembly, and mud collection subassembly includes the sewage suction pipe with vacuum pump connection, locate on the sewage suction pipe lateral wall and with a plurality of loudspeaker form sludge suction mouths of sewage suction pipe intercommunication, the sewage suction pipe sets up in the bottom of contact chamber.

2. The bottom scraping apparatus of claim 1, further comprising: and a negative pressure groove is formed in the end face of the end with the larger size of the wedge-shaped scraper.

3. The bottom scraping apparatus of claim 1, further comprising: the angle of the two sides of the wedge-shaped scraper is 20-30 degrees.

4. The bottom scraping apparatus of claim 1, further comprising: the mounting rod linear driving device is an electric push-pull rod.

5. The bottom scraping apparatus of claim 1, further comprising: the sludge scraping component is arranged at the bottom of the contact chamber of the tank body, and a sludge tank communicated with the contact chamber is arranged in the tank body.

Images