CN111892266A - A new type of sludge thickening tank - Google Patents

Abstract

The invention relates to the technical field of sludge concentration, and discloses a new type of sludge concentration tank, comprising a concentration tank and a sludge discharge tank. , the inside and outside of the concentration tank are provided with a drainage mechanism and a sedimentation mechanism. It is arranged on the outer wall surface above the right side of the concentration tank, and a through opening is opened on the outer wall of the concentration tank on the left side of the drainage tank. In the present invention, a drainage groove is arranged on the outer surface of the upper right side of the concentration tank and communicated with the inside of the concentration tank, and a baffle plate is vertically slidably fixed in the inside of the chute set inside. The height above the baffle can be adjusted, and the height of the drainage can be adjusted according to the different amounts of sludge, so as to avoid the discharge of sludge or the occurrence of large water content in the sludge.

Description

A new type of sludge thickening tank

technical field

The invention relates to the technical field of sludge concentration, in particular to a novel sludge concentration tank.

Background technique

At present, sludge thickening tanks are used for sludge thickening structures. Generally, the shape of vertical flow or radial flow is adopted. It can be divided into intermittent operation and continuous operation. The former is mainly used in small sewage treatment plants or sewage treatment plants in industrial enterprises, and the latter is used in large and medium-sized sewage treatment plants. The form of the continuous gravity concentration tank is the same as that of the radial flow sedimentation tank. It can be divided into three types: a sludge scraper and a sludge mixing device, a non-scraper and a multi-layer concentration tank (with a sludge scraper).

When the sludge concentration tank of the prior art is used for sedimentation treatment of sludge, the height of the drainage cannot be adjusted according to the sedimentation depth of the sludge, and the drainage height is fixed. Part of the sludge is discharged together, and when the amount of sludge is small, more water may not be discharged, and the water content in the sludge is relatively large. Therefore, we propose a new type of sludge thickening tank.

SUMMARY OF THE INVENTION

The purpose of the present invention is to provide a new type of sludge thickening tank. By setting a drainage groove on the outer surface of the upper right side of the thickening tank, it is communicated with the inside of the thickening tank through a through port. The baffle is slidably fixed. When the electro-hydraulic push rod pushes the baffle to move up and down, the height above the baffle can be adjusted, and the height of the drainage can be adjusted according to the different amount of sludge, so as to avoid the discharge of sludge or sludge with high water content. A situation occurs that solves the problems raised in the background art.

In order to achieve the above purpose, the present invention provides the following technical solutions: a new type of sludge concentration tank, comprising a concentration tank and a sludge discharge tank, the sludge discharge tank is connected in the lower middle of the concentration tank, and the sludge discharge tank is connected to the inner part of the concentration tank. connected, the inside and outside of the concentration tank are provided with a drainage mechanism and a sedimentation mechanism;

The drainage mechanism includes a port, a drainage groove, an electro-hydraulic push rod, a drainage pipe, a baffle plate, a resistance block, a clamping block and a chute; the drainage groove is arranged on the outer wall surface above the right side of the concentration tank, and the left side of the drainage groove The outer wall of the concentration tank is provided with a through opening, and the interior of the drainage groove is communicated with the interior of the concentration tank through the through opening. The inner wall of the front and rear ends of the left side of the drainage groove is provided with a clamping block, and the inner side of the clamping block is provided with a chute. , a baffle plate is vertically slidable in the chute, the lower part of the baffle plate penetrates to the lower and outer part of the drainage groove, the bottom surface of the baffle plate is welded with an interference block, and the outer wall surface of the concentration pool under the interference block is installed and fixed with an electro-hydraulic push rod, and the top of the electro-hydraulic push rod is fixed at the bottom of the interference block, a drainage pipe is connected below the drainage groove, and the drainage pipe is communicated with the interior of the drainage groove;

The sedimentation mechanism includes a beam, a fixed rod, a motor, a rotating rod, an upper scraper, a rubber scraper, a lower scraper, a mud discharge pipe and a mud inlet pipe; the beam is laterally supported and fixed above the concentration tank, and above the middle of the beam A motor is fixedly installed, and a rotating rod is connected to the rotating shaft of the motor. The rotating rod vertically penetrates the concentration tank to the bottom of the sludge discharge tank. The lower two sides of the rotating rod are horizontally fixed with fixed rods. The bottom of the fixed rod is connected to the rotating rod. An upper scraper is fixed between the surfaces of the upper scraper, the bottom surface of the upper scraper is close to the bottom surface of the concentration tank, and the bottom surface of the upper scraper is fixed with a rubber scraper, and the outer surface of the rotating rod inside the sludge discharge tank is fixed with a The lower scraper, the outer side of the lower scraper is close to the inner wall surface of the sludge discharge tank, the bottom right side of the sludge discharge tank is connected with a sludge discharge pipe, and the sludge discharge pipe is communicated with the interior of the sludge discharge tank, and the left side of the concentration tank is connected. A mud inlet pipe is connected above, and the mud inlet pipe is communicated with the inside of the concentration tank.

As a preferred embodiment of the present invention, a rubber sleeve is fixed around the outer ring of the baffle plate below the drainage groove, the upper part of the rubber sleeve is embedded inside the outer wall of the drainage groove, and the baffle plate is in slidable contact with the inner side of the rubber sleeve .

As a preferred embodiment of the present invention, a plurality of spray heads are fixed on the inner wall of the right side of the drainage groove, and the plurality of spray heads are all connected with a pipe vertically arranged outside the right side of the drainage groove.

As a preferred embodiment of the present invention, a filter screen is vertically fixed inside the through port, and the filter screen is located on the left side of the inside of the through port.

As a preferred embodiment of the present invention, a water inlet pipe is laterally connected to the middle part of the right side of the conduit, the water inlet pipe communicates with the inside of the conduit, and a valve is installed on the water inlet pipe.

As a preferred embodiment of the present invention, the upper and both sides of the rubber sleeve are connected with limit blocks, the limit blocks are embedded and fixed in the limit grooves opened in the drainage groove, and the limit blocks and the limit grooves are both multiple.

As a preferred embodiment of the present invention, the limiting block is made of rubber, and the limiting block and the rubber sleeve are connected to form an integral structure.

As a preferred embodiment of the present invention, both the electro-hydraulic push rod and the motor are electrically connected to an external control device through wires.

Compared with the prior art, the beneficial effects of the present invention are as follows:

1. In the novel sludge concentration tank of the present invention, a drainage groove is arranged on the outer surface of the upper right side of the concentration tank, so that it is communicated with the inside of the concentration tank through a through port, and the inside of the chute provided in the tank can be slidably fixed vertically. When the baffle, the electro-hydraulic push rod pushes the baffle to move up and down, the height above the baffle can be adjusted, and the height of the drainage can be adjusted according to the different amount of sludge, so as to avoid the discharge of sludge or the occurrence of large water content in the sludge.

2. In the new sludge concentration tank of the present invention, the outer ring of the baffle plate below the drainage groove is surrounded and fixed with a rubber sleeve, the upper part of the rubber sleeve is embedded inside the outer wall of the drainage groove, and the baffle plate and the inner side of the rubber sleeve are slidable. When the baffle vertically runs through the bottom of the drainage tank, the outer side is in close contact with the rubber sleeve, which can avoid the occurrence of water leakage.

3. The novel sludge thickening tank of the present invention has a plurality of nozzles fixed on the inner wall of the right side of the drainage tank, and the plurality of nozzles are connected with the pipes vertically arranged outside the right side of the drainage tank, and are used in the device. After that, the conduit can be communicated with the high-pressure water source, and the high-pressure water can be sprayed from the nozzle to flush the inner wall of the drainage tank, and can conveniently clean the polluted sludge in the drainage tank.

4. In the novel sludge concentration tank of the present invention, the filter screen is vertically fixed inside the port, and the filter screen is located inside the port. When the drainage tank controls the discharge of the concentration pool water, the filter screen can block more Sludge enters the drainage tank, reducing the pollution of the drainage tank.

Description of drawings

Other features, objects and advantages of the present invention will become more apparent by reading the detailed description of non-limiting embodiments with reference to the following drawings:

Fig. 1 is the overall structure schematic diagram of the novel sludge thickening tank of the present invention;

Fig. 2 is the detailed structure schematic diagram of A of the novel sludge thickening tank of the present invention;

Fig. 3 is the top view structure schematic diagram of the drainage tank of the novel sludge thickening tank of the present invention;

Fig. 4 is a schematic diagram of the structure of the baffle plate passing through the drainage groove of the novel sludge thickening tank of the present invention.

In the picture: 1. Concentrating tank; 2. Mud discharge tank; 3. Beam; 4. Fixed rod; 5. Motor; 6. Rod; 7. Filter screen; Scraper; 11. Rubber scraper; 12. Lower scraper; 13. Mud discharge pipe; 14. Electro-hydraulic push rod; 15. Drain pipe; Chute; 20, valve; 21, water inlet pipe; 22, conduit; 23, nozzle; 24, rubber sleeve; 25, limit groove; 26, limit block; 27, mud inlet pipe.

Detailed ways

In order to make the technical means, creative features, achievement goals and effects realized by the present invention easy to understand, the present invention will be further described below with reference to the specific embodiments.

In the description of the present invention, it should be understood that the terms "upper", "lower", "front", "rear", "left", "right", "top", "bottom", "inside", " The orientation or positional relationship indicated by "outside" is based on the orientation or positional relationship shown in the accompanying drawings, and is only for the convenience of describing the present invention and simplifying the description, rather than indicating or implying that the indicated device or element must have a specific orientation, so as to The specific orientation configuration and operation are therefore not to be construed as limitations of the present invention.

In the description of the present invention, it should be noted that, unless otherwise expressly specified and limited, the terms "installed", "connected" and "arranged" should be understood in a broad sense, for example, it may be fixedly connected, arranged, or Removably connected, set, or integrally connected and set; the model of the electrical appliance provided in the present invention is for reference only. For those of ordinary skill in the art, different types of electrical appliances with the same function can be replaced according to the actual use situation, and for those of ordinary skill in the art, they can understand the specific meanings of the above terms in the present invention under specific circumstances.

1-4, the present invention provides a technical solution: a new type of sludge concentration tank, including a concentration tank 1 and a sludge discharge tank 2, the sludge discharge tank 2 is connected to the lower middle of the concentration tank 1, and discharges The mud tank 2 is communicated with the inside of the concentration tank 1, and the inside and outside of the concentration tank 1 are provided with a drainage mechanism and a sedimentation mechanism;

The drainage mechanism includes a port 8, a drainage groove 9, an electro-hydraulic push rod 14, a drainage pipe 15, a baffle plate 16, a resistance block 17, a clamping block 18 and a chute 19; the drainage groove 9 is arranged on the right side of the concentration tank 1 The upper outer wall surface, and the outer wall of the concentration tank 1 on the left side of the drainage tank 9 is provided with a through port 8, the interior of the drainage tank 9 is communicated with the interior of the concentration tank 1 through the through port 8, and the front and rear ends of the left side of the drainage tank 9 are Blocks 18 are provided on the inner wall, and the inner side of the block 18 is provided with a chute 19 , a baffle 16 is vertically slidable in the chute 19 , and the bottom of the baffle 16 penetrates to the lower exterior of the drainage groove 9 , the bottom surface of the baffle 16 is welded with a resistance block 17, the outer wall surface of the concentration pool 1 below the interference block 17 is installed and fixed with an electro-hydraulic push rod 14, and the top of the electro-hydraulic push rod 14 is fixed at the bottom of the interference block 17, A drainage pipe 15 is connected below the drainage groove 9, and the drainage pipe 15 is communicated with the interior of the drainage groove 9;

The sedimentation mechanism includes a beam 3, a fixed rod 4, a motor 5, a rotating rod 6, an upper scraper 10, a rubber scraper 11, a lower scraper 12, a mud discharge pipe 13 and a mud inlet pipe 27; Above the concentration tank 1, and above the middle of the beam 3, a motor 5 is fixedly installed. The rotating shaft of the motor 5 is connected with a rotating rod 6. The rotating rod 6 vertically penetrates the concentration tank 1 to the bottom of the sludge discharge tank 2. Both the lower sides of the rod 6 are laterally fixed with a fixed rod 4, an upper scraper 10 is fixed between the bottom of the fixed rod 4 and the surface of the rotating rod 6, and the bottom surface of the upper scraper 10 is close to the bottom surface of the concentration tank 1, and A rubber scraper 11 is fixed on the bottom surface of the upper scraper 10, and a lower scraper 12 is fixed on the outer surface of the rotating rod 6 inside the sludge discharge tank 2, and the outer side of the lower scraper 12 is close to the inner wall surface of the sludge discharge tank 2, The bottom right side of the sludge discharge tank 2 is connected with a sludge discharge pipe 13, and the sludge discharge pipe 13 communicates with the interior of the sludge discharge tank 2. A sludge inlet pipe 27 is connected above the left side of the concentration tank 1, and the sludge inlet pipe 27 It communicates with the inside of the concentration tank 1 .

In this embodiment (refer to Figures 1-4), a drainage groove 9 is provided on the outer surface of the upper right side of the concentration tank 1, so that it communicates with the inside of the concentration tank 1 through the through port 8, and the inside of the chute 19 is arranged inside the concentration tank 1. The baffle plate 16 is slidably fixed vertically. When the electro-hydraulic push rod 14 pushes the baffle plate 16 to move up and down, the height above the baffle plate 16 can be adjusted. Or the sludge with high water content occurs.

The outer ring of the baffle 16 below the drainage groove 9 is fixed with a rubber sleeve 24 .

In this embodiment (please refer to FIG. 4 ), a rubber sleeve 24 is fixed around the outer ring of the baffle 16 under the drainage groove 9 , the upper part of the rubber sleeve 24 is embedded in the outer wall of the drainage groove 9 , and the baffle 16 and the rubber sleeve The inner side of 24 is in slidable contact, and when the baffle 16 vertically penetrates the bottom of the drainage groove 9 to rise and fall, the outer side is in close contact with the rubber sleeve 24, which can avoid the occurrence of water leakage.

Wherein, the right inner wall of the drainage groove 9 is fixed with a plurality of spray heads 23 , and the plurality of spray heads 23 are all communicated with the conduit 22 vertically arranged outside the right side of the drainage groove 9 .

In this embodiment (please refer to FIG. 2 ), the nozzles 23 are fixed on the inner wall of the right side of the drainage groove 9 . After the device is used, the conduit 22 can be communicated with the high-pressure water source, and the high-pressure water can be sprayed from the nozzle 23 to flush the inner wall of the drainage tank 9, which can easily clean the polluted sludge in the drainage tank 9.

Wherein, a filter screen 7 is vertically fixed inside the through port 8 , and the filter screen 7 is located on the left side of the inside of the through port 8 .

In this embodiment (refer to FIG. 2 ), the filter screen 7 is vertically fixed inside the through port 8 , and the filter screen 7 is located on the left side of the inside of the through port 8 , when the drainage groove 9 controls the water discharge of the concentration tank 1 , the filter screen 7 can block a relatively large amount of sludge from entering the drainage tank 9 and reduce the pollution of the drainage tank 9 .

A water inlet pipe 21 is laterally connected to the middle part of the right side of the conduit 22 , the water inlet pipe 21 is communicated with the inside of the conduit 22 , and a valve 20 is installed on the water inlet pipe 21 .

In this embodiment (refer to FIG. 2 ), the conduit 22 is connected to the water source through the water inlet pipe 15 , and the valve 20 controls the opening and closing.

Wherein, the upper and both sides of the rubber sleeve 24 are connected with a limit block 26, the limit block 26 is embedded and fixed in the limit groove 25 opened in the drainage groove 9, and the limit block 26 and the limit groove 25 are multiple indivual.

In this embodiment (please refer to FIG. 4 ), the fixing of the rubber sleeve 24 is fastened by the way that the limiting block 26 is inserted into the limiting groove 25 .

Wherein, the limiting block 26 is made of rubber, and the limiting block 26 is connected with the rubber sleeve 24 as an integral structure.

Wherein, the electro-hydraulic push rod 14 and the motor 5 are electrically connected with external control equipment through wires.

It should be noted that the present invention is a new type of sludge concentration tank, including a concentration tank 1, a sludge discharge tank 2, a beam 3, a fixed rod 4, a motor 5, a rotating rod 6, a filter screen 7, a port 8, and a drainage tank 9. Upper scraper 10, rubber scraper 11, lower scraper 12, sludge discharge pipe 13, electro-hydraulic push rod 14, drain pipe 15, baffle 16, contact block 17, clamping block 18, chute 19, valve 20 , the water inlet pipe 21, the conduit 22, the nozzle 23, the rubber sleeve 24, the limit groove 25, the limit block 26, the mud inlet pipe 27, the components are all general standard parts or components known to those skilled in the art, and their structures and principles All are known to those skilled in the art through technical manuals or through conventional experimental methods. In the idle place of the device, all the electrical devices in the above, which refer to power elements, electrical devices, as well as the adapted monitoring computer and power supply, are passed through the wires. For connection, the specific connection method should be referred to in the following working principle. The electrical connection between the electrical devices is completed in sequence. The detailed connection method is a well-known technology in the art. The following mainly introduces the working principle and process, and does not The electrical control is explained. During operation, the equipment connected to the sludge discharge pipe 13 seals the sludge discharge pipe 13, and the sewage containing sludge is introduced from the sludge inlet pipe 27 of the concentration tank 1, and the sewage containing sludge enters the concentration tank 1. Then, under the action of gravity, the sludge gradually settles to the bottom of the concentration tank 1. After a certain period of precipitation, the operator adjusts the height of the baffle 16 according to the thickness of the sludge deposited at the bottom of the concentration tank 1, and controls the electric The control equipment (PLC controller or industrial computer, etc.) of the hydraulic push rod 14 enables the electro-hydraulic push rod 14 to drive the baffle 16 to rise or fall. When the amount of sludge is large, the baffle 16 should be as close to the top as possible to avoid partial pollution while draining water. When the sludge is discharged and the amount of sludge is small, the baffle 16 should be as close to the bottom as possible, so that the water can be drained as much as possible. After the water is discharged, the inlet of the subsequent treatment equipment connected to the sludge discharge pipe 13 can be opened, and the motor 5 is started to drive the upper scraper 10 and the lower scraper 12 to move, and the sludge enters the subsequent treatment equipment from the sludge discharge pipe 13, The sludge attached to the inner wall of the concentration tank 1 and the sludge discharge tank 2 is scraped off by the rubber scraper 11 and the lower scraper 12 of the upper scraper 10, and then enters the subsequent processing equipment through the sludge discharge pipe 13, and then the sludge discharge pipe 13 is sealed again. , the motor 5 stops working, the baffle 16 is moved upward by the electro-hydraulic push rod 14, the water inlet pipe 21 is connected to the high-pressure water source, the valve 20 is opened, and the high-pressure water is sprayed from the nozzle 23 to flush the inner wall of the drainage tank 9 , the polluted sludge in the drainage tank 9 can be easily cleaned, the sewage is discharged from the drainage pipe 15, and the valve 20 is closed after the cleaning is completed, and the sludge concentration can be continued.

While the basic principles and main features and advantages of the present invention have been shown and described above, it will be apparent to those skilled in the art that the present invention is not limited to the details of the above-described exemplary embodiments, but without departing from the spirit or essential aspects of the present invention. In the case of the characteristic features, the present invention can be implemented in other specific forms. Therefore, the embodiments are to be regarded in all respects as illustrative and not restrictive, and the scope of the invention is to be defined by the appended claims rather than the foregoing description, which are therefore intended to fall within the scope of the claims. All changes within the meaning and scope of the equivalents of , are included in the present invention. Any reference signs in the claims shall not be construed as limiting the involved claim.

In addition, it should be understood that although this specification is described in terms of embodiments, not each embodiment only includes an independent technical solution, and this description in the specification is only for the sake of clarity, and those skilled in the art should take the specification as a whole , the technical solutions in each embodiment can also be appropriately combined to form other implementations that can be understood by those skilled in the art.

Claims (8)

1. The utility model provides a novel sludge thickening tank, includes concentrated pond (1) and mud groove (2), its characterized in that: the sludge discharge groove (2) is connected to the middle part below the concentration tank (1), the sludge discharge groove (2) is communicated with the interior of the concentration tank (1), and a drainage mechanism and a precipitation mechanism are arranged inside and outside the concentration tank (1);

the drainage mechanism comprises a through hole (8), a drainage groove (9), an electro-hydraulic push rod (14), a drainage pipe (15), a baffle plate (16), a collision block (17), a clamping block (18) and a sliding groove (19); the drainage channel (9) is arranged on the outer wall surface above the right side of the concentration tank (1), the outer wall of the concentration tank (1) on the left side of the drainage channel (9) is provided with a through hole (8), the inside of the drainage channel (9) is communicated with the inside of the concentration tank (1) through the through hole (8), the inner walls of the front end and the rear end on the left side inside the drainage channel (9) are respectively provided with a clamping block (18), the inner side of the clamping block (18) is provided with a sliding groove (19), a baffle (16) is vertically arranged in the sliding groove (19) in a sliding way, the lower part of the baffle (16) penetrates through the outer part of the lower part of the drainage channel (9), the surface of the bottom of the baffle (16) is welded with a touch block (17), an electro-hydraulic push rod (14) is fixedly arranged on the outer wall surface of the concentration tank (1) below the touch block (17), the upper part of the electro-hydraulic push rod (14) is, and the drain pipe (15) is communicated with the inside of the drain tank (9);

the sedimentation mechanism comprises a beam (3), a fixed rod (4), a motor (5), a rotating rod (6), an upper scraper (10), a rubber scraper (11), a lower scraper (12), a sludge discharge pipe (13) and a sludge inlet pipe (27); the utility model discloses a mud discharging device, including concentrated pond (1), crossbeam (3), bull stick (6), fixed mounting has motor (5) above the middle part of crossbeam (3), and the transmission is connected with bull stick (6) in the pivot of motor (5), and bull stick (6) vertically runs through the bottom of concentrated pond (1) to mud discharging groove (2), the below both sides of bull stick (6) all transversely are fixed with dead lever (4), are fixed with upper scraper blade (10) between the surface of dead lever (4) bottom and bull stick (6), and the bottom surface of upper scraper blade (10) is laminated in the bottom surface of concentrated pond (1), and the bottom surface of upper scraper blade (10) is fixed with rubber doctor-bar (11), the inside bull stick (6) outside surface mounting of mud discharging groove (2) has lower scraper blade (12), and the outside of lower scraper blade (12) is laminated in the inner wall surface of mud discharging groove (2), the right side below of mud discharging groove (2) is connected with mud discharging pipe (13), and the sludge discharge pipe (13) is communicated with the inside of the sludge discharge groove (2), the sludge inlet pipe (27) is connected to the upper part of the left side of the concentration tank (1), and the sludge inlet pipe (27) is communicated with the inside of the concentration tank (1).

2. The novel sludge thickener according to claim 1, wherein: the outer ring of the baffle (16) below the drainage groove (9) is fixedly provided with a rubber sleeve (24) in a surrounding mode, the upper portion of the rubber sleeve (24) is embedded into the outer wall of the drainage groove (9), and the baffle (16) is in slidable contact with the inner side of the rubber sleeve (24).

3. The novel sludge thickener according to claim 1, wherein: be fixed with shower nozzle (23) on the right side inner wall of water drainage tank (9), shower nozzle (23) are a plurality of, and a plurality of shower nozzles (23) all with water drainage tank (9) right side outside pipe (22) the intercommunication of vertical setting.

4. The novel sludge thickener according to claim 1, wherein: the inside of opening (8) is vertical to be fixed with filter screen (7), and filter screen (7) are located the inside left side of opening (8).

5. The novel sludge thickener according to claim 3, wherein: the right side middle part transverse connection of pipe (22) has inlet tube (21), and inlet tube (21) and pipe (22) inside intercommunication, and install valve (20) on inlet tube (21).

6. The novel sludge thickener according to claim 2, wherein: both sides of the upper portion of the rubber sleeve (24) are connected with limiting blocks (26), the limiting blocks (26) are embedded and fixed in limiting grooves (25) formed in the drainage groove (9), and the limiting blocks (26) and the limiting grooves (25) are multiple.

7. The novel sludge thickener according to claim 6, wherein: the limiting block (26) is made of rubber, and the limiting block (26) is connected with the rubber sleeve (24) to form an integral structure.

8. The novel sludge thickener according to claim 1, wherein: the electro-hydraulic push rod (14) and the motor (5) are electrically connected with control equipment arranged outside through leads.

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