CN214714591U

CN214714591U - Along with sedimentation tank of liquid level automatic rising remove superficial mud device

Info

Publication number: CN214714591U
Application number: CN202120748636.XU
Authority: CN
Inventors: 钱伟斌; 陈嘉祺; 廖凤珍
Original assignee: Guangdong Beikong Environmental Protection Equipment Co ltd
Current assignee: Guangdong Beikong Shixi Technology Co.,Ltd.
Priority date: 2021-04-13
Filing date: 2021-04-13
Publication date: 2021-11-16
Anticipated expiration: 2031-04-13

Abstract

The utility model relates to a sedimentation tank removes floating mud device along with liquid level automatic rising, including dross collector, dross conveyer pipe, air stripping air supply pipe, crane, base, dross collector rigid coupling is at the entry end of dross conveyer pipe, and dross collector top is equipped with the dross collection mouth with dross conveyer pipe intercommunication, and the air stripping air supply pipe is installed in the exit end below of dross conveyer pipe, and the dross conveyer pipe is installed on the upper portion of crane, and the lower part slidable mounting of crane is in the base. The beneficial effects are that: the device rises or falls along with the height change of the liquid level, high-pressure gas is input into the scum conveying pipe from the gas-stripping gas supply pipe, so that the local pressure in the scum conveying pipe is reduced, and the scum collecting opening generates downward attraction to the scum on the surface of the settling area, so that the scum is discharged out of the settling pond under the action of gas stripping.

Description

Along with sedimentation tank of liquid level automatic rising remove superficial mud device

Technical Field

The utility model relates to a sewage treatment device technical field especially relates to a along with sedimentation tank of liquid level automatic rising remove superficial mud device.

Background

The integrated sewage treatment equipment integrates the biological reaction, precipitation, disinfection and other processes, has strong impact load resistance, good treatment effect, simple equipment structure, low energy consumption, flexible equipment, dispersed and concentrated diversified application forms, simple operation and maintenance and unattended operation, and is very suitable for small-scale sewage treatment in villages and small towns. Meanwhile, the space of the sewage treatment equipment is small, so that sludge in the sedimentation tank of the integrated equipment cannot be cleaned and discharged in time, and the sedimentation effect is poor; the sludge in the settling zone is easy to float due to water quality fluctuation, anaerobic gas generation, anoxic denitrification and the like.

The traditional mechanical slag scraping equipment cannot be installed in a settling zone due to the limitation of the space above the integrated equipment, so that no technical measures for controlling sludge floating and effluent SS (suspended particulate matter) exceeding standards exist; the existing equipment is usually processed by adopting an emergency management and control measure of manual skimming, but the manual mode cannot respond in time, so that the floating mud is difficult to be timely and effectively removed, and the manual processing cost is high; the adaptability to village and town sewage treatment is poor, and the operation and maintenance are complex.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to overcome the above problem that prior art exists, provide a sedimentation tank along with liquid level automatic rising removes superficial mud device.

For realizing above-mentioned technical purpose, reach above-mentioned technological effect, the utility model discloses a following technical scheme realizes:

the utility model provides a sedimentation tank removes floating mud device along with liquid level automatic rising, includes dross collector, the dross conveyer pipe of U type, air stripping air supply pipe, crane, base, the dross collector rigid coupling is at the entry end of dross conveyer pipe, dross collector top is equipped with the dross collection mouth with dross conveyer pipe intercommunication, the air stripping air supply pipe is installed in the exit end below of dross conveyer pipe, just the gas outlet of air stripping air supply pipe is towards the exit end of dross conveyer pipe, the upper portion at the crane is installed to the dross conveyer pipe, the lower part slidable mounting of crane is in the base.

Furthermore, the scum conveying pipe comprises a first straight pipe, an expanding pipe, a second straight pipe, an elbow pipe and a third straight pipe which are sequentially connected from the inlet end to the outlet end of the scum conveying pipe, the inner diameter of the small opening end of the expanding pipe is the same as that of the first straight pipe, the inner diameter of the large opening end of the expanding pipe is the same as that of the second branch pipe, that of the elbow pipe and that of the third straight pipe, the third straight pipe is parallel to the first straight pipe and the second straight pipe, and the air-stripping air supply pipe is fixedly installed at the bottom of the third branch pipe.

Further, the lifting frame comprises a U-shaped sliding plate and two pairs of clamping plates, two ends of each pair of clamping plates are respectively provided with a circular clamping groove, when the scum conveying pipe is installed on the upper portion of the lifting frame, the second straight pipe and the third straight pipe are respectively clamped in the two circular clamping grooves, and each pair of clamping plates are installed in an opening of the U-shaped sliding plate through a fastening piece.

Further, the base includes the first deflector of two symmetries, two the rigid coupling has the stopper between the top of first deflector, every the bottom rigid coupling of first deflector has the mounting panel of the first deflector of perpendicular to, every the both sides of first deflector rigid coupling respectively the second deflector of the first deflector of a perpendicular to, form the guiding hole between stopper and the second deflector, U type slide passes the guiding hole from bottom to top.

Furthermore, a vertical guide strip is fixedly connected to the outer side face of the U-shaped sliding plate, a vertical guide groove is formed between the two second guide plates located on the same side of the base, and the guide strip is in sliding fit with the guide groove.

Furthermore, a buoy is installed on the third straight pipe.

Furthermore, a plurality of water inlets which are uniformly distributed are formed in the side wall of the top of the scum collector.

The utility model has the advantages that: the utility model discloses can float from top to bottom thereupon because of water level variation buoyancy, and come the balanced surface of water buoyancy through the peripheral inlet opening of dross mouth, make the device can be along with liquid level automatic change, with high-pressure gas from the air stripping air supply pipe input dross conveyer pipe in, make the interior local pressure reduction of dross conveyer pipe, thereby make the dross collect mouthful dross to the settling zone surperficial and produce decurrent appeal, thereby discharge the dross sedimentation tank under the effect of air stripping, compared with the prior art, realize automatic operation, it does not need artifical the participation to remove the dross, can realize uninterrupted duty, the running cost is low, moreover, the steam generator is simple in structure, the operation is convenient, and the steam generator is high-efficient, the environmental protection, energy-saving advantage.

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 application, illustrate embodiment(s) of the invention and together with the description serve to explain the invention without undue limitation to the invention. In the drawings:

fig. 1 is a schematic structural diagram of an apparatus according to a first embodiment of the present invention;

fig. 2 is a cross-sectional view of a scum collector, a scum delivery pipe, and a gas-stripping gas supply pipe in accordance with an embodiment of the present invention;

fig. 3 is a schematic structural diagram of the lifting frame in the first embodiment of the present invention;

fig. 4 is a schematic structural diagram of a base according to a first embodiment of the present invention.

Detailed Description

The present invention will be described in detail below with reference to the accompanying drawings in conjunction with embodiments.

As shown in fig. 1 to 4, in a first embodiment, a sediment trap with automatic elevation along with liquid level comprises a scum collector 1, a U-shaped scum delivery pipe 2, a gas stripping gas supply pipe 3, a lifting frame 4, and a base 5, wherein the scum collector 1 is fixedly connected to the inlet end of the scum delivery pipe 2, a plurality of uniformly distributed water inlet holes 24 are formed in the side wall of the top of the scum collector 1, and the water surface buoyancy is balanced through the water inlet holes. The 1 top of dross collector is equipped with the dross collection mouth 7 with dross conveyer pipe 2 intercommunication, and this dross collection mouth 7 is bowl structure, and air lift air supply pipe 3 installs in dross conveyer pipe 2's exit end below, and air lift air supply pipe 3's gas outlet towards dross conveyer pipe 2's exit end, and dross conveyer pipe 2 installs on crane 4's upper portion, and crane 4's lower part slidable mounting is in base 5.

When the water inlet/treatment water amount fluctuates, the scum removing device can float up and down along with the water level change buoyancy, can realize the automatic lifting of the device by means of the own buoyancy, can automatically and timely adjust and deal with different water amount treatment scum removing working conditions, can use an air source of an aeration system, and does not need additional equipment cost; in specific application, the floating sludge can flow back to the anoxic zone, the reaction residence time is prolonged, and the denitrification efficiency is enhanced.

The scum conveying pipe 2 comprises a first straight pipe 8, an expanding pipe 9, a second straight pipe 10, an elbow pipe 11 and a third straight pipe 12 which are sequentially connected from the inlet end to the outlet end of the scum conveying pipe, the inner diameter of the small opening end of the expanding pipe 9 is the same as that of the first straight pipe 8, the inner diameter of the large opening end of the expanding pipe 9 is the same as that of the second branch pipe 10, that of the elbow pipe 11 and that of the third straight pipe 12, the third straight pipe 12 is parallel to the first straight pipe 8 and the second straight pipe 10, and the air-stripping and air-supplying pipe 3 is fixedly installed at the bottom of the third branch pipe 12.

The crane 4 comprises a U-shaped sliding plate 13 and two pairs of clamping plates 14, wherein two ends of each pair of clamping plates 14 are respectively provided with a circular clamping groove 15, when the scum conveying pipe 2 is arranged on the upper part of the crane 4, the second straight pipe 10 and the third straight pipe 12 are respectively clamped in the two circular clamping grooves 15, and each pair of clamping plates 14 are arranged in an opening of the U-shaped sliding plate 13 through a fastening piece.

The base 5 comprises two symmetrical first guide plates 16, a limiting block 17 is fixedly connected between the tops of the two first guide plates 16, a mounting plate 18 perpendicular to the first guide plates 16 is fixedly connected to the bottom of each first guide plate 16, a second guide plate 19 perpendicular to the first guide plates 16 is fixedly connected to each of the two sides of each first guide plate 16, a guide hole 20 is formed between each limiting block 17 and the corresponding second guide plate 19, and the U-shaped sliding plate 13 penetrates through the guide holes 20 from bottom to top. Vertical guide strips 21 are fixedly connected to the outer side face of the U-shaped sliding plate 13, a vertical guide groove 22 is formed between the two second guide plates 19 located on the same side of the base 5, and the guide strips 21 are in sliding fit with the guide groove 22. The cooperation of guiding hole and U type slide and the cooperation of guide way and gib block can avoid appearing rocking of horizontal direction between U type slide and the base.

When the embodiment is installed, the air pump of the sewage treatment equipment is communicated with the air inlet of the air-stripping air supply pipe through the hose with the valve, the outlet end of the scum conveying pipe is connected with the hose extending into the anoxic tank, scum is enabled to flow back to the anoxic tank, the reaction residence time is prolonged, and the denitrification effect of a system is enhanced.

Under the normal operation condition of the integrated equipment, sewage enters a settling zone after biochemical treatment and then flows out after overflowing through a sawtooth-shaped baffle weir. When the floating mud appears in the settling area, the gas stripping air inlet pipe is filled with gas, and after the water in the floating mud discharge pipe is mixed with the filled gas, the local pressure in the pipe is reduced, so that the floating mud on the surface of the settling area is sucked downwards by the floating mud port, and liquid in the floating mud pipe is driven to flow downwards along the pipeline to the anoxic tank under the action of the gas, so that the floating mud is removed. Meanwhile, the sludge mixed liquid flows back to the anoxic zone, which is equal to the internal reflux of the sludge, so that the reaction residence time is prolonged to a certain extent, the denitrification effect of the system is enhanced, the automatic operation is realized, the floating sludge removal does not need manual participation, the uninterrupted operation can be realized, the operation cost is low, the structure is simple, the management is convenient, and the sludge treatment device has the advantages of high efficiency, environmental protection and energy conservation.

The foregoing shows and describes the general principles, essential features, and advantages of the invention. It will be understood by those skilled in the art that the present invention is not limited to the above embodiments, and that the foregoing embodiments and descriptions are provided only to illustrate the principles of the present invention without departing from the spirit and scope of the present invention.

Claims

1. The utility model provides a along with sedimentation tank of liquid level automatic rising remove superficial mud device which characterized in that: dross conveyer pipe, air-lift air supply pipe, crane, base including dross collector, U type, dross collector rigid coupling is at the entry end of dross conveyer pipe, dross collector top is equipped with the dross collection mouth with dross conveyer pipe intercommunication, the air-lift air supply pipe is installed in the exit end below of dross conveyer pipe, just the gas outlet of air-lift air supply pipe is towards the exit end of dross conveyer pipe, the upper portion at the crane is installed to the dross conveyer pipe, the lower part slidable mounting of crane is in the base.

2. The mud flotation device of claim 1, wherein: the scum conveying pipe comprises a first straight pipe, an expanding pipe, a second straight pipe, an elbow pipe and a third straight pipe which are sequentially connected from the inlet end to the outlet end of the scum conveying pipe, the inner diameter of the small opening end of the expanding pipe is the same as that of the first straight pipe, the inner diameter of the large opening end of the expanding pipe is the same as that of the second branch pipe, that of the elbow pipe and that of the third straight pipe, the third straight pipe is parallel to the first straight pipe and the second straight pipe, and the air-stripping and air-supplying pipe is fixedly installed at the bottom of the third branch pipe.

3. The mud flotation device of claim 2, wherein: the lifting frame comprises a U-shaped sliding plate and two pairs of clamping plates, wherein two ends of each pair of clamping plates are respectively provided with a circular clamping groove, when the scum conveying pipe is arranged on the upper part of the lifting frame, the second straight pipe and the third straight pipe are respectively clamped in the two circular clamping grooves, and each pair of clamping plates are arranged in an opening of the U-shaped sliding plate through a fastening piece.

4. The mud flotation device of claim 3, wherein: the base includes the first deflector of two symmetries, two the rigid coupling has the stopper between the top of first deflector, every the bottom rigid coupling of first deflector has the mounting panel of the first deflector of perpendicular to, every the second deflector of the first deflector of a perpendicular to of both sides rigid coupling respectively of first deflector, form the guiding hole between stopper and the second deflector, U type slide passes the guiding hole from bottom to top.

5. The mud flotation device of claim 4, wherein: vertical guide strips are fixedly connected to the outer side face of the U-shaped sliding plate, a vertical guide groove is formed between the two second guide plates located on the same side of the base, and the guide strips are in sliding fit with the guide grooves.

6. The mud flotation device of claim 1, wherein: and a plurality of water inlets which are uniformly distributed are formed in the side wall of the top of the scum collector.