CN212998564U - Air-lift type sludge discharge device - Google Patents

Abstract

The utility model relates to the technical field of sewage treatment, in particular to an air-lift type sludge discharge device, which comprises a lifting tank arranged in a sedimentation tank, the bottom of the lifting tank is provided with an air stripping pipe, the bottom end of the air stripping pipe extends to the bottom of the sedimentation tank, the gas stripping pipe is provided with a first one-way valve, the bottom end of the gas stripping pipe is provided with a supporting seat, the top end of the gas stripping pipe is connected with the lifting tank through a connector, the top of the lifting tank is provided with an air inlet pipe and an air outlet pipe which are communicated with the lifting tank through the same pipeline, an air inlet valve is arranged on the air inlet pipe, an exhaust valve is arranged on the exhaust pipe, a drain pipe extending to the bottom of the lifting tank is also arranged in the lifting tank, the other end of blow off pipe is connected with the sludge impoundment that is used for collecting mud, the utility model aims to provide an air lift formula row's mud device that has cleaning function and can reduce to take place to block up the probability.

Description

Air-lift type sludge discharge device

Technical Field

The utility model relates to a sewage treatment technical field, concretely relates to air-lift type mud discharging device.

Background

With the industrial development and the importance of people to environmental management, in order to meet the requirements of water treatment technology development and process optimization, the advancement and stability of water treatment equipment are very important, and the sludge discharge mode used in the current sewage treatment system mainly comprises gravity sludge discharge and pump body sludge discharge. Gravity is arranged mud and is the switching frequency through the motorised valve, utilizes the action of gravity to arrange mud, nevertheless because inevitably contains a little silt in the sewage, and the case can lead to the fact wearing and tearing because of the existence of silt when the motorised valve is closed, can cause the motorised valve card to die after wearing and tearing are serious, closes not tightly, and then causes the evacuation of sludge impoundment, sewage treatment plant system collapse, and life is short, and is with high costs. Sludge is discharged from the sedimentation tank through the pump body, the pump body is soaked in the sludge for a long time, sludge leakage, fiber blockage in the sludge and damage to a sealing piece are easily caused, and the service life of the sludge discharge device is short.

Along with the development of technique, there is an air-lift formula mud hoisting device at present, but current air-lift formula mud hoisting equipment, do not have cleaning function mostly, when not using, mud is attached to the pipeline inner wall easily, cause the jam after the repetitious usage easily, and when mud promotes and causes the bottom to block up, the air-lift pipe can't rise the change position, cause stifled dead phenomenon, consequently, need one kind to have cleaning function and can reduce the air-lift formula mud discharging device who takes place to block up the probability, in order to overcome the emergence of above-mentioned problem.

SUMMERY OF THE UTILITY MODEL

In order to solve the problems, the embodiment of the utility model provides an air-lift type sludge discharge device, which comprises a lifting tank arranged in a sedimentation tank, the bottom of the lifting tank is provided with an air stripping pipe, the bottom end of the air stripping pipe extends to the bottom of the sedimentation tank, the gas stripping pipe is provided with a first one-way valve, the bottom end of the gas stripping pipe is provided with a supporting seat, the top end of the gas stripping pipe is connected with the lifting tank through a connector, the top of the lifting tank is provided with an air inlet pipe and an air outlet pipe which are communicated with the lifting tank through the same pipeline, an air inlet valve is arranged on the air inlet pipe, an exhaust valve is arranged on the exhaust pipe, a drain pipe extending to the bottom of the lifting tank is also arranged in the lifting tank, the other end of the sewage discharge pipe is connected with a sludge tank for collecting sludge, a second one-way valve is arranged on the sewage discharge pipe, two adjusting mechanisms for adjusting the height of the lifting tank are arranged between the outer wall of the lifting tank and the sedimentation tank.

Further, adjustment mechanism is including setting up at the lifter plate that promotes jar outer wall, setting up the electric putter that is used for driving the lifter plate and reciprocates in the lifter plate top, vertical spout has been seted up to the inner wall of sedimentation tank, the one end that promotes the jar is kept away from to the lifter plate extends to in the vertical spout, the sedimentation tank inner wall is provided with the fixed plate, the fixed plate bottom with the electric putter top is connected.

Furthermore, the lifting plate is a long strip plate and is detachably connected with the lifting tank.

Further, the supporting seat is of a tubular structure, the pipe diameter of the upper end of the supporting seat is gradually reduced from bottom to top, the supporting seat is communicated with the air stripping pipe, and strip holes are formed in the side wall of the supporting seat at intervals.

Furthermore, the top of the lifting tank is also provided with a flushing pipe for flushing the lifting tank, and the flushing pipe is provided with a flushing valve.

The utility model discloses beneficial effect does: the utility model discloses a set up the promotion jar, and set up the flushing pipe at promotion tank deck portion, when not using, through the external water source of flushing pipe, can wash promotion jar inner wall, it is intraductal that partial sparge water can flow into the air stripping simultaneously, it attaches to the air stripping inner wall to avoid the intraductal attachment of air stripping to dry the back, guarantee that the intraductal mud of air stripping is in the dilution state, through setting up adjustment mechanism at promotion jar outer wall, when there is the jam of great material in the supporting seat outside, can improve the height that promotes the jar through adjustment mechanism, the promotion jar drives the air stripping pipe and the supporting seat risees, avoid appearing long-time the jam, guarantee sludge lifting efficiency.

Drawings

Fig. 1 is a schematic sectional structure view of the main view of the present invention;

fig. 2 is a schematic structural view of the middle lifting plate of the present invention.

In the figure: 1. a sedimentation tank; 2. lifting the tank; 3. a connector; 4. a gas stripping tube; 5. a supporting seat; 6. a first check valve; 7. a lifting plate; 8. a vertical chute; 9. an electric push rod; 10. a fixing plate; 11. an air inlet pipe; 12. an intake valve; 13. an exhaust pipe; 14. an exhaust valve; 15. a blow-off pipe; 16. a second one-way valve; 17. a flush tube; 18. a flush valve; 19. a sludge tank; 20. an arc-shaped plate.

Detailed Description

Preferred embodiments of the present invention will be described below with reference to the accompanying drawings. It should be understood by those skilled in the art that these embodiments are only for explaining the technical principle of the present invention, and are not intended to limit the scope of the present invention.

Example 1

As shown in figure 1-2, a gas lift type sludge discharge device comprises a lifting tank 2 arranged in a sedimentation tank 1, a gas lift pipe 4 for extracting sludge is arranged at the bottom of the lifting tank 2, the bottom end of the gas lift pipe 4 extends to the bottom of the sedimentation tank 1, a first check valve 6 is arranged on the gas lift pipe 4, a support seat 5 is arranged at the bottom end of the gas lift pipe 4, the support seat 5 is of a tubular structure, the pipe diameter of the upper end of the support seat 5 is gradually reduced from bottom to top and is communicated with the gas lift pipe 4 to facilitate the extraction of sludge, strip holes are arranged on the side wall of the support seat 5 at intervals, the top end of the gas lift pipe 4 is connected with the lifting tank 2 through a connector 3, the connector 3 is a threaded connector 3, the gas lift pipe 4 can be quickly replaced when being blocked, an air inlet pipe 11 and an air outlet pipe 13 are arranged at the top of the lifting tank 2, the air inlet pipe 11 and the air, an exhaust valve 14 is installed on the exhaust pipe 13, a blow-off pipe 15 extending to the bottom of the lifting tank 2 is also installed in the lifting tank 2, the other end of the blow-off pipe 15 is connected with a sludge pool 19 for collecting sludge, a second one-way valve 16 is installed on the blow-off pipe 15, two adjusting mechanisms for adjusting the height of the lifting tank 2 are installed between the outer wall of the lifting tank 2 and the sedimentation tank 1, by arranging the adjusting mechanisms on the outer wall of the lifting tank 2, when larger substances block the outer side of the supporting seat 5, the height of the lifting tank 2 can be increased through the adjusting mechanisms, the lifting tank 2 drives the air lifting pipe 4 and the supporting seat 5 to rise, long-time blocking is avoided, the sludge lifting efficiency is ensured, the adjusting mechanisms comprise a lifting plate 7 arranged on the outer wall of the lifting tank 2, an electric push rod 9 arranged above the lifting plate 7 and used for driving the lifting plate 7 to move up and down, the, one end of the lifting plate 7, which is far away from the lifting tank 2, extends into the vertical sliding groove 8, the inner wall of the sedimentation tank 1 is provided with a fixing plate 10, and the bottom of the fixing plate 10 is connected with the top end of the electric push rod 9.

For the aspect dismantlement promote jar 2, lifter plate 7 is the rectangular board, and lifter plate 7 is connected with promotion jar 2 is detachable, and lifter plate 7 is close to the one end that promotes jar 2 and is provided with arc 20, and arc 20 and the laminating of 2 outer walls of promotion jar, arc 20 pass through bolted connection with lifter plate 7.

The flushing pipe 17 for flushing the lifting tank 2 is further installed at the top of the lifting tank 2, the flushing valve 18 is arranged on the flushing pipe 17, the flushing pipe 17 is installed at the top of the lifting tank 2, when the lifting tank is not used, a water source is externally connected with the flushing pipe 17, the inner wall of the lifting tank 2 can be cleaned, meanwhile, partial flushing water can flow into the air lifting pipe 4, attachments in the air lifting pipe 4 are prevented from being attached to the inner wall of the air lifting pipe 4 after the attachments in the air lifting pipe 4 are dried, the sludge in the air lifting pipe 4 is guaranteed to be in a dilution state, and blockage is avoided when the lifting tank is reused.

In the using process, the supporting seat 5 is placed at the bottom of the sludge tank 19, the exhaust pipe 13 is externally connected with an exhaust fan, the exhaust valve 14 and the first one-way valve 6 are opened, the exhaust pipe 13 discharges gas in the lifting tank 2, at the moment, the pressure in the lifting tank 2 is smaller than the external pressure, sludge enters the lifting tank 2 through the air lifting pipe 4, when the sludge in the lifting tank 2 reaches a certain height, the first one-way valve 6 and the exhaust valve 14 are closed, air is introduced into the lifting tank 2 through the air inlet pipe 11, the air pressure in the lifting tank 2 is larger than the external air pressure, the second one-way valve 16 is opened, the sludge is discharged to the sludge tank 19 through the drain pipe 15, the sludge discharge in the sedimentation tank 1 can be completed through circulation, when the lifting tank 2 needs to be cleaned, the flushing pipe 17 is externally connected with a water pipe, the flushing valve 18 is opened, clean water can enter the lifting tank 2 at the moment, the lifting tank 2 is flushed, wherein when, shorten through 9 work ends of control electric putter and drive lifter plate 7 rebound, lifter plate 7 drives and promotes jar 2 rebound, promotes jar 2 and drives air stripping pipe 4 and supporting seat 5 rising, avoids the obstacle, avoids appearing long-time jam, guarantees mud lifting efficiency.

It should be noted that in the description of the present invention, the terms "center", "upper", "lower", "left", "right", "vertical", "horizontal", "inner", "outer", etc. indicating the directions or positional relationships are based on the directions or positional relationships shown in the drawings, which are only for convenience of description, and do not indicate or imply that the device or element must have a specific orientation, be constructed and operated in a specific orientation, and thus, should not be construed as limiting the present invention. Furthermore, the terms "first," "second," and "third" are used for descriptive purposes only and are not to be construed as indicating or implying relative importance.

Furthermore, it should be noted that, in the description of the present invention, unless otherwise explicitly specified or limited, the terms "mounted," "connected," and "connected" are to be construed broadly, and may be, for example, fixedly connected, detachably connected, or integrally connected; can be mechanically or electrically connected; they may be connected directly or indirectly through intervening media, or they may be interconnected between two elements. The specific meaning of the above terms in the present invention can be understood by those skilled in the art according to specific situations.

The terms "comprises," "comprising," or any other similar term are intended to cover a non-exclusive inclusion, such that a process, article, or apparatus that comprises a list of elements does not include only those elements but may include other elements not expressly listed or inherent to such process, article, or apparatus.

So far, the technical solution of the present invention has been described with reference to the preferred embodiments shown in the drawings, but it is easily understood by those skilled in the art that the scope of the present invention is obviously not limited to these specific embodiments. Without departing from the principle of the present invention, a person skilled in the art can make equivalent changes or substitutions to the related technical features, and the technical solutions after these changes or substitutions will fall within the protection scope of the present invention.

Claims (5)

1. The utility model provides a mud device is arranged to air stripping formula, is including setting up the promotion jar in the sedimentation tank inside, its characterized in that: the utility model discloses a lifting tank, including lifting tank bottom, air lift pipe, lifting tank top, lifting tank bottom, lifting tank top.

2. The air stripping mud discharge device of claim 1, wherein: adjustment mechanism is including setting up at the lifter plate that promotes jar outer wall, setting up the electric putter that is used for driving the lifter plate and reciprocates in the lifter plate top, vertical spout has been seted up to the inner wall of sedimentation tank, the lifter plate is kept away from in the one end that promotes jar extends to vertical spout, the sedimentation tank inner wall is provided with the fixed plate, the fixed plate bottom with the electric putter top is connected.

3. An air-lift sludge discharge apparatus according to claim 2, wherein: the lifting plate is a long strip plate and is detachably connected with the lifting tank.

4. The air stripping mud discharge device of claim 1, wherein: the supporting seat is of a tubular structure, the pipe diameter of the upper end of the supporting seat is gradually reduced from bottom to top, the supporting seat is communicated with the air stripping pipe, and strip holes are formed in the side wall of the supporting seat at intervals.

5. The air stripping mud discharge device of claim 1, wherein: the top of the lifting tank is also provided with a flushing pipe for flushing the lifting tank, and the flushing pipe is provided with a flushing valve.

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