CN213912482U - Scum clearing device for secondary sedimentation tank - Google Patents

Abstract

The utility model provides a two heavy pond dross clearing devices, include two heavy ponds and be located the scum groove of two heavy pond peripheries, scum groove input inner wall is equipped with the delivery port, scum groove output inner wall is equipped with circumference row cinder notch, two heavy pond middle parts are provided with along the radial armed lever that extends to two heavy pond edges in two heavy ponds, the armed lever top is provided with the extension bar that extends to scum groove top, the armed lever lateral part is provided with the pool face scraper blade that is used for scraping the scum of pool face, two heavy pond inner walls are provided with the collecting vat structure that is used for discharging the scum of pool face, the extension bar lateral part is provided with the rubber scraper blade who is located scum inslot portion for strike off scum in the scum groove, the outside that the scum groove is close to two heavy ponds is provided with forked tail water drainage tank. The utility model discloses simple structure, reasonable in design, the power consumption is low in the operation process, does not need manual operation, labour saving and time saving reduces the running cost.

Description

Scum clearing device for secondary sedimentation tank

Technical Field

The utility model relates to a two heavy pond dross clearing devices.

Background

When a sewage treatment plant operates, the secondary sedimentation tank generates scum which is mainly generated by scum of a biochemical system and scum generated by sludge floating after activated sludge in the secondary sedimentation tank is nitrified, and the scum is frequently generated in sewage treatment work; in the prior art, the scum needs to be cleaned at any time by operators, time and labor are consumed for cleaning the scum, the efficiency is low, the scum needs to be operated close to the pond during cleaning, the labor intensity is high, and potential safety hazards exist.

SUMMERY OF THE UTILITY MODEL

The utility model discloses improve above-mentioned problem, promptly the to-be-solved technical problem of the utility model is to provide a two heavy pond dross clearing device, convenient to use and high-efficient.

The utility model discloses a constitute like this, it includes two heavy ponds and is located the scum groove of two heavy pond peripheries, scum groove input inner wall is equipped with the delivery port, scum groove output inner wall is equipped with circumference scum hole, two heavy pond middle parts are provided with along the radial armed lever that extends to two heavy pond edges in two heavy ponds, the armed lever top is provided with the extension bar that extends to scum groove top, the armed lever lateral part is provided with the pool face scraper blade that is used for scraping the scum of pool face, two heavy pond inner walls are provided with the collecting vat structure that is used for discharging the scum of pool face, the extension bar lateral part is provided with the rubber scraper blade who is located scum inslot for strike off scum groove's scum, the outside that scum groove is close to two heavy ponds is provided with forked tail water drainage tank.

Furthermore, the circumferential slag discharge port is provided with a manual slag discharge weir gate for adjusting the opening degree of the slag discharge port.

Further, collecting vat mechanism includes that the up end is higher than the collecting box of two heavy pond liquid levels, the collecting vat has been seted up on collecting box upper portion, the bottom surface is equipped with water inlet and pond face row cinder notch in the collecting vat, water inlet department is provided with the valve, the collecting box outside is provided with the valve switch, pond face scraper blade lower part is provided with and is used for touching the briquetting of pressing the valve switch for make rivers rush into the collecting vat, rush into the pond face row cinder notch with the inside pond face dross of collecting vat.

Furthermore, the slag discharging groove is annular, a partition plate is arranged in the middle of the slag discharging groove, and a guide plate structure for the rubber scraper to smoothly pass through is fixed above the partition plate; the guide plate mechanism comprises a fixed plate, guide plates are obliquely arranged on two sides of the fixed plate respectively, and a round angle is formed at the joint of each guide plate and the fixed plate.

Further, arrange the sediment groove outside and be provided with row's sediment pond, circumference row's cinder notch and row's sediment pond intercommunication, the pool face row cinder notch is through a row of sediment pipe and the pond intercommunication of investigating.

Furthermore, the arm rod is driven by a motor positioned in the middle of the secondary sedimentation tank to rotate slowly.

Furthermore, a connecting rod is arranged between the pool surface scraper and the arm rod, and a supporting rod is arranged between the rubber scraper and the extension rod; the tip that the connecting rod is close to the armed lever and the tip that branch is close to the extension bar all are equipped with the torsional spring that is used for reseing.

Furthermore, a sealing cover is arranged above the dovetail drainage groove.

Compared with the prior art, the utility model discloses following beneficial effect has: the utility model discloses simple structure, reasonable in design, the power consumption is low in the operation process, does not need manual operation, and labour saving and time saving improves work efficiency, reduces the running cost simultaneously.

Drawings

FIG. 1 is a schematic structural diagram of an embodiment of the present invention;

fig. 2 is a top view of an embodiment of the present invention;

FIG. 3 is a partial enlarged view A of FIG. 2;

FIG. 4 is a schematic diagram of a baffle position guide plate structure according to an embodiment of the present invention;

in the figure: 1-secondary sedimentation tank, 2-slag discharge groove, 3-water outlet, 4-circumferential slag discharge port, 5-arm rod, 6-lengthening rod, 7-pool surface scraper, 8-collecting tank structure, 81-collecting tank, 82-collecting tank, 83-water inlet, 84-pool surface slag discharge port, 85-valve, 86-valve switch, 87-diagonal rod, 9-rubber scraper, 10-dovetail drainage groove, 11-manual slag discharge weir door, 12-briquetting, 13-clapboard, 14-fixing plate, 15-guide plate, 16-slag discharge tank, 17-motor, 18-connecting rod, 19-supporting rod, 20-sealing cover and 21-slag discharge pipe.

Detailed Description

The present invention will be described in further detail with reference to the accompanying drawings and specific embodiments.

Example (b): as shown in fig. 1-4, a two heavy pond dross clearing device is provided, including two heavy ponds 1 and the row's cinder notch 2 that is located two heavy pond peripheries, row's cinder notch input inner wall is equipped with delivery port 3, row's cinder notch output inner wall is equipped with circumference row cinder notch 4, two heavy pond middle parts are provided with along two heavy pond radial extension to the armed lever 5 at two heavy pond edges, the armed lever top is provided with extension bar 6 that extends to row cinder notch top, the armed lever lateral part is provided with the pool face scraper blade 7 that is used for scraping pool face dross, two heavy pond inner walls are provided with and are used for the collecting vat structure 8 with pool face dross exhaust, the extension bar lateral part is provided with the rubber scraper blade 9 that is located row's cinder notch inside for strike off the dross of arranging the cinder notch in the cinder notch, the outside that row cinder notch is close to two heavy ponds is provided with forked tail water drainage tank 10 for overflow discharges the clear water after the separation.

In this embodiment, the circumferential slag discharge opening is provided with a manual slag discharge weir gate 11, and the manual slag discharge weir gate can adopt a specification of 500 × 500 to adjust the opening degree of the slag discharge opening.

In this embodiment, the squeegee has a rectangular cross-section with a length and width of 300 x 250mm and a thickness of 15 mm.

In this embodiment, the collecting tank mechanism 8 includes a collecting tank 81 whose upper end surface is higher than the liquid level of the secondary sedimentation tank, the upper portion of the collecting tank is provided with a collecting tank 82, the inner bottom surface of the collecting tank is provided with a water inlet 83 and a tank surface slag discharge port 84, the inner bottom surface of the collecting tank is an inclined surface, and the height of the tank surface slag discharge port is lower than that of the water inlet; a valve 85 is arranged at the water inlet, a valve switch 86 is arranged outside the collecting box, a press block 12 for pressing the valve switch is arranged at the lower part of the pool surface scraper blade, so that water flow can flush the collecting tank, and pool surface floating slag in the collecting tank can flush the pool surface slag outlet;

chamfers are arranged on two sides of the upper surface of the collecting box, and a plurality of inclined rods 87 are arranged above the collecting tank and used for enabling the pool surface scraper to stably pass through.

When the armed lever rotates to the collecting vat position, the pool face scraper blade scrapes the pool face dross to the collecting vat in, and along with the armed lever continues to drive the pool face scraper blade and continue to remove, the briquetting touches and presses the valve switch, and the valve is opened, and the collecting vat is gone into by the water inlet to the clear water, dashes the dross in the collecting vat into pool face row cinder notch.

In the embodiment, the slag discharging groove is annular, a partition plate 13 is arranged in the middle of the slag discharging groove, and a guide plate structure for a rubber scraper to smoothly pass through is fixed above the partition plate; the guide plate mechanism comprises a fixed plate 14, guide plates 15 are obliquely arranged on two sides of the fixed plate respectively, and a connecting part of each guide plate and the fixed plate is provided with a round angle.

In this embodiment, arrange the sediment groove outside and be provided with row sediment pond 16, circumference row's cinder notch and row sediment pond intercommunication, the pool face row cinder notch is through a row of sediment pipe 21 and investigation pond intercommunication.

In this embodiment, the arm is driven to rotate slowly by a motor 17 located in the middle of the secondary sedimentation tank.

In the embodiment, a connecting rod 18 is arranged between the pool surface scraper and the arm rod, and a supporting rod 19 is arranged between the rubber scraper and the extension rod; the tip that the connecting rod is close to the armed lever and the tip that branch is close to the extension bar all are equipped with the torsional spring that is used for reseing. When passing through the baffle top or be the collecting box top, rubber scraper or pool face scraper blade atress can upwards lift up, treats through the baffle top or when the collecting box, and rubber scraper or pool face scraper blade can be automatic re-setting under the spring action of torsional spring, and automatic adjustment is in order to do benefit to better adaptation operation.

In this embodiment, a cover 20 is disposed above the dovetail drainage groove.

In this embodiment, the outer wall of the slag discharging groove close to the slag discharging pool is higher than the outer wall of the slag discharging groove close to the secondary sedimentation pool.

In the embodiment, when the device works, water flow enters the slag discharging groove from the water outlet, scum bubbles are contained in the entered water flow, the motor drives the arm rod to rotate slowly by taking the middle part of the secondary sedimentation tank as a rotation point, the tank surface scraper is driven to scrape and skim scum on the tank surface of the secondary sedimentation tank, the scum on the tank surface is scraped into the collecting tank, and then the scum is discharged into the slag discharging tank from the tank surface slag discharging port on the inner bottom surface of the collecting tank through the slag discharging pipe; simultaneously, synchronously driving a rubber scraper to skim in the slag discharging groove, and discharging the scum to a slag discharging pool through a circumferential slag discharging port;

any technical solution disclosed in the present invention is, unless otherwise stated, disclosed a numerical range if it is disclosed, and the disclosed numerical range is a preferred numerical range, and any person skilled in the art should understand that: the preferred ranges are merely those values which are obvious or representative of the technical effect which can be achieved. Because numerical value is more, can't be exhaustive, so the utility model discloses just disclose some numerical values with the illustration the technical scheme of the utility model to, the numerical value that the aforesaid was enumerated should not constitute right the utility model discloses create the restriction of protection scope.

If the terms "first," "second," etc. are used herein to define parts, those skilled in the art will recognize that: the terms "first" and "second" are used merely to distinguish one element from another in a descriptive sense and are not intended to have a special meaning unless otherwise stated.

Also, above-mentioned the utility model discloses if disclose or related to mutually fixed connection's spare part or structure, then, except that other the note, fixed connection can understand: a detachable fixed connection (for example using bolts or screws) is also understood as: non-detachable fixed connections (e.g. riveting, welding), but of course, fixed connections to each other may also be replaced by one-piece structures (e.g. manufactured integrally using a casting process) (unless it is obviously impossible to use an integral forming process).

In addition, the terms used in any aspect of the present disclosure as described above to indicate positional relationships or shapes include similar, analogous, or approximate states or shapes unless otherwise stated.

The utility model provides an arbitrary part both can be assembled by a plurality of solitary component parts and form, also can be the solitary part that the integrated into one piece technology was made.

Finally, it should be noted that the above embodiments are only used for illustrating the technical solutions of the present invention and not for limiting the same; although the present invention has been described in detail with reference to preferred embodiments, it should be understood by those skilled in the art that: the invention can be modified or equivalent substituted for some technical features; without departing from the spirit of the present invention, it should be understood that the scope of the claims is intended to cover all such modifications and variations.

Claims (8)

1. The utility model provides a two heavy pond dross clearing devices, its characterized in that, includes two heavy ponds and is located the scum groove of two heavy pond peripheries, scum groove input inner wall is equipped with the delivery port, scum groove output inner wall is equipped with circumference row cinder notch, two heavy pond middle parts are provided with along two heavy pond radial extension to the armed lever at two heavy pond edges, the armed lever top is provided with the extension bar that extends to scum groove top, the armed lever lateral part is provided with the pool face scraper blade that is used for scraping the scum of skimming pool face dross, two heavy pond inner walls are provided with the collecting vat structure that is used for with pool face dross discharge, the extension bar lateral part is provided with the rubber scraper blade who is located scum inslot portion for strike off scum groove in the scum groove, the outside that scum groove is close to two heavy ponds is provided with forked tail water drainage tank.

2. The dross removal apparatus of claim 1, wherein the circumferential dross removal port is fitted with a manual dross removal weir for adjusting the opening of the dross removal port.

3. The device for removing dross in a secondary sedimentation tank of claim 1, wherein the collecting tank structure comprises a collecting tank with an upper end surface higher than a liquid level of the secondary sedimentation tank, the collecting tank is provided with a collecting tank at an upper portion thereof, a water inlet and a slag discharge opening are formed in a bottom surface of the collecting tank, a valve is arranged at the water inlet, a valve switch is arranged outside the collecting tank, and a pressing block for pressing the valve switch is arranged at a lower portion of the pool surface scraper blade so as to enable water to flow into the collecting tank and flush the dross on the pool surface inside the collecting tank into the slag discharge opening.

4. The dross removing device of claim 3, wherein the dross removing groove is ring-shaped, a partition is arranged in the middle of the dross removing groove, and a guide plate structure for a rubber scraper to pass smoothly is fixed above the partition; the guide plate structure comprises a fixed plate, guide plates are obliquely arranged on two sides of the fixed plate respectively, and a fillet is arranged at the joint of each guide plate and the fixed plate.

5. The secondary sedimentation tank dross removal device of claim 3, wherein a deslagging tank is arranged outside the deslagging tank, the circumferential deslagging port is communicated with the deslagging tank, and the tank surface deslagging port is communicated with the inspection tank through a deslagging pipe.

6. The dross removal apparatus of claim 1, wherein the arm is driven by a motor located in the middle of the secondary sedimentation tank to rotate slowly.

7. The dross removing device of claim 1, wherein a connecting rod is provided between the pool surface scraper and the arm, and a support rod is provided between the rubber scraper and the extension rod; the tip that the connecting rod is close to the armed lever and the tip that branch is close to the extension bar all are equipped with the torsional spring that is used for reseing.

8. The dross removal apparatus of claim 1, wherein a cover is provided over the dovetail drainage channel.

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