CN212262481U - Sectional backflushing anti-blocking sand lifting and discharging device - Google Patents

Abstract

The utility model discloses a sand lifting and discharging device is prevented blockking up by segmentation recoil, belongs to sewage treatment technical field, including the grit chamber, the inside of grit chamber has seted up the collection sand groove, one side of grit chamber is provided with carries sand pump well, it has dry-type silt pump through the leg joint to carry the top of sand pump well, the sand inlet of dry-type silt pump is provided with carries the sand pipe, the sand outlet of dry-type silt pump is provided with the sediment discharge pipe, carry sand pipe and dry-type silt pump and arrange between the sand pipe and be connected through the slide valve, the one end that carries sand pipe and keeps away from dry-type silt pump extends to the inside of collection sand groove and has seted up the mouth of pipe that absorbs sand; the utility model discloses abandoning dive and arranging husky technology, saving and scraping equipment such as sand suction machine, upgrading bottom tube and arranging husky technology, on carrying husky pipe and arranging husky pipe along separate routes, segmentation multiple spot sets up the recoil point, every section recoil simultaneously is intake and is passed through valve independent control, uses dry-type silt pump, makes the plant maintenance and pipeline clearance simpler simple accurate.

Description

Sectional backflushing anti-blocking sand lifting and discharging device

Technical Field

The utility model belongs to the technical field of sewage treatment, concretely relates to sectional recoil prevents blockking up and carries sediment outflow device.

Background

Carry the sediment outflow to be one of sewage treatment plant's indispensable technology, traditional sediment outflow technology all has the pipeline to block up easily, and clearance difficulty scheduling problem, the utility model discloses a prevent to carry sediment outflow pipe jam and clearance and provide a solution.

SUMMERY OF THE UTILITY MODEL

To solve the problems set forth in the background art described above. The utility model provides a sectional recoil is prevented blockking up and is carried husky device of row has along separate routes, the sectional multipoint sets up the recoil point on carrying husky and arranging husky pipe to add special dredging pipe, use dry-type silt pump, make the more simple and easy characteristics of plant maintenance and pipeline clearance.

In order to achieve the above object, the utility model provides a following technical scheme: a segmented backflushing anti-clogging sand lifting and discharging device comprises a grit chamber, wherein a sand collecting groove is formed in the grit chamber, a sand lifting pump well is arranged on one side of the grit chamber, a dry type sand pump is connected above the sand lifting pump well through a support, a sand lifting pipe is arranged at a sand inlet of the dry type sand pump, a sand discharging pipe is arranged at a sand outlet of the dry type sand pump, the sand lifting pipe and the dry type sand pump as well as the dry type sand pump and the sand discharging pipe are connected through gate valves, one end, far away from the dry type sand pump, of the sand lifting pipe extends to the inside of the sand collecting groove and is provided with a sand sucking pipe orifice, and backflushing structures are arranged on the sand lifting pipe and the sand discharging pipe and comprise a sand discharging pipe backflushing main water pipe, a backflushing water distribution valve, a sand lifting pipe flat pipe section backflushing pipe, a sand lifting pipe section main water pipe and a sand lifting pipe section backflushing branch water pipe, the back flushing main water pipe is connected with a reclaimed water pipe network, the back flushing main water pipe is respectively connected with a sand lifting pipe flat pipe section back flushing pipe, a sand lifting pipe vertical pipe section back flushing main water pipe and a sand discharging pipe back flushing pipe, the sand lifting pipe flat pipe section back flushing pipe is positioned on one side of the sand lifting pipe vertical pipe section back flushing main water pipe, the sand discharging pipe back flushing pipe is positioned on the other side of the sand lifting pipe vertical pipe section back flushing main water pipe, one side of the sand lifting pipe vertical pipe section back flushing main water pipe, which is far away from the sand lifting pipe flat pipe section back flushing pipe, is connected with a plurality of sand lifting pipe vertical pipe section back flushing branch water pipes, and back flushing water distribution valves are respectively installed on the sand discharging pipe back flushing pipe, the sand lifting pipe flat pipe section back flushing pipe and the sand lifting pipe section back flushing main water pipe.

The utility model discloses in furtherly, inhale the position that sand mouth of pipe placed at vertical 1/3 in the sand catch bowl bottom.

The utility model discloses in furtherly, inhale husky mouth of pipe for the half horn mouth shape structure in upper portion breach lower part, and inhale the mouth of pipe end of husky mouth of pipe and do the necking down and handle.

The utility model discloses in furtherly, carry the top of sand pipe and install dredging opening.

The utility model discloses in furtherly, dredge the work liquid level 200 that the opening is higher than the grit chamber and supplyes 300 millimeters.

The utility model discloses in furtherly, recoil main water pipe includes interior pipeline, outer pipeline and strengthening rib, the outside of interior pipeline is provided with outer pipeline, carry out fixed connection through a plurality of strengthening ribs between interior pipeline and the outer pipeline.

The utility model discloses in furtherly, the inside of interior pipeline is fixed with a plurality of buffer block.

In the present invention, further, rubber particles are filled between the inner pipe and the outer pipe.

The utility model discloses in further, arrange sand pipe backwash water pipe, carry sand pipe flush segment backwash water pipe, carry sand pipe standpipe section recoil main water pipe and carry sand pipe standpipe section recoil branch water pipe's structure is the same with the structure of recoil main water pipe.

Compared with the prior art, the beneficial effects of the utility model are that:

1. the utility model discloses abandoning dive and arranging husky technology, saving and scraping equipment such as sand suction machine, upgrading bottom tube and arranging husky technology, on carrying husky pipe and arranging husky pipe along separate routes, segmentation multiple spot sets up the recoil point, every section recoil accessible valve independent control of intaking uses dry-type silt pump simultaneously, makes more simple accurate of plant maintenance and pipeline clearance.

2. The utility model discloses inhale husky mouth of pipe for the half horn mouth shape structural design in upper portion breach lower part, inhale husky pipe end simultaneously and do the necking down and handle, can prevent that pipe diameter debris such as waiting from getting into, reduce the emergence of carrying husky pipe jam probability, reduce the number of times of back flush.

3. The utility model discloses add and dredge the mouth specially, can open mediation mouth blind plate when the back flush is invalid, realize not stopping production and dredge.

4. The utility model discloses the pipeline in the back flush structure all comprises interior pipeline and outer pipeline, carries out fixed connection through a plurality of strengthening ribs between interior pipeline and the outer pipeline simultaneously, consequently can strengthen the actual structural strength of pipeline, reduces the pipeline and receives the possibility of damage in silt transportation process.

5. The utility model discloses interior conduit 42 is fixed with a plurality of buffer block, has filled the rubber granule in the space between interior conduit and the outer pipeline simultaneously, consequently can strengthen the buffer capacity of pipeline, further reduces the pipeline and receives the possibility of damage in silt transportation process.

Drawings

Fig. 1 is a schematic structural view of the present invention;

FIG. 2 is a schematic structural view of the back washing structure of the present invention;

FIG. 3 is a schematic cross-sectional view of the structure of FIG. 1;

FIG. 4 is a schematic sectional view taken along the line A-A of FIG. 3 according to the present invention;

in the figure: 1. a grit chamber; 2. a sand collecting groove; 3. a sand suction pipe orifice; 4. a sand lifting pipe; 5. a sand pump well is extracted; 6. a backwashing structure; 61. the sand discharge pipe is used for reversely flushing the water pipe; 62. back flushing the main water pipe; 621. a buffer block; 622. an inner conduit; 623. an outer conduit; 624. rubber particles; 625. reinforcing ribs; 63. a backflushing water distribution valve; 64. a sand lifting pipe flat pipe section is used for reversely flushing a water pipe; 65. a vertical pipe section of the sand lifting pipe backflushs a main water pipe; 66. a vertical pipe section of the sand lifting pipe backflushs a branch water pipe; 7. a dry type sand pump; 8. a gate valve; 9. dredging the opening; 10. a sand discharge pipe.

Detailed Description

The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.

Example 1

Referring to fig. 1-4, the present invention provides the following technical solutions: a segmented backflushing anti-clogging sand lifting and discharging device comprises a sand setting tank 1, a sand collecting groove 2 is arranged inside the sand setting tank 1, a sand lifting pump well 5 is arranged on one side of the sand setting tank 1, a dry type sand pump 7 is connected above the sand lifting pump well 5 through a support, a sand lifting pipe 4 is arranged at a sand inlet of the dry type sand pump 7, a sand discharging pipe 10 is arranged at a sand outlet of the dry type sand pump 7, the sand lifting pipe 4 and the dry type sand pump 7 as well as the dry type sand pump 7 and the sand discharging pipe 10 are connected through a gate valve 8, one end of the sand lifting pipe 4 far away from the dry type sand pump 7 extends into the sand collecting groove 2 and is provided with a sand sucking pipe port 3, a backflushing structure 6 is arranged on the sand lifting pipe 4 and the sand discharging pipe 10, the backflushing structure 6 comprises a sand discharging pipe backflushing pipe 61, a backflushing main water pipe 62, a backflushing water distribution valve 63, a backflushing pipe horizontal pipe segment backflushing water pipe 64, a vertical pipe segment 65 and a backflushing, the backflushing main water pipe 62 is connected with a reclaimed water pipe network, the backflushing main water pipe 62 is respectively connected with a sand lifting pipe flat pipe section backflushing water pipe 64, a sand lifting pipe vertical pipe section backflushing main water pipe 65 and a sand discharging pipe backflushing water pipe 61, the sand lifting pipe flat pipe section backflushing water pipe 64 is located on one side of the sand lifting pipe vertical pipe section backflushing main water pipe 65, the sand discharging pipe backflushing water pipe 61 is located on the other side of the sand lifting pipe vertical pipe section backflushing main water pipe 65, one side, far away from the sand lifting pipe flat pipe section backflushing water pipe 64, of the sand lifting pipe vertical pipe section backflushing main water pipe 65 is connected with a plurality of sand lifting pipe vertical pipe section backflushing branch water pipes 66, and backflushing water distribution valves 63 are mounted on the sand discharging pipe backflushing main water.

Specifically, the sand suction pipe orifice 3 is arranged at the position of the bottom of the sand collecting groove 2 in the longitudinal direction 1/3,

by adopting the technical scheme, the sand suction of the sand lifting pipe 4 is not hindered, and the back washing operation of the sand lifting pipe 4 is convenient to carry out.

Specifically, the sand suction pipe orifice 3 is of a semi-bell mouth structure with a notch at the upper part and a semi-bell mouth at the lower part, the pipe end of the sand suction pipe orifice 3 is necked down,

through adopting above-mentioned technical scheme to prevent that equal pipe diameter debris from getting into.

Specifically, a dredging hole 9 is arranged near the upper part of the sand lifting pipe 4,

by adopting the technical scheme, the dredging port 9 can be opened when the back washing structure 6 is ineffective in back washing, so that the dredging without stopping production is realized.

Specifically, the dredging opening 9 is 200-300 mm higher than the working liquid level of the grit chamber 1,

through adopting above-mentioned technical scheme, conveniently dredge work through dredging opening 9.

Specifically, the backflushing main water pipe 62 comprises an inner pipe 622, an outer pipe 623 and reinforcing ribs 625, the outer pipe 623 is arranged outside the inner pipe 622, the inner pipe 622 and the outer pipe 623 are fixedly connected through the plurality of reinforcing ribs 625,

through adopting above-mentioned technical scheme, the actual structural strength of interior pipeline 622 can be strengthened to strengthening rib 625, reduces the pipeline and receives the possibility of damaging in silt transportation process.

Specifically, a plurality of buffer blocks 621 are fixed inside the inner pipe 622,

through adopting above-mentioned technical scheme, buffer block 621 can play the effect of buffering to the silt that gets into, avoids silt to cause the vertical flush to inner tube 622, reduces the possibility that receives the damage in silt transportation process.

Specifically, rubber particles 624 are filled between the inner pipe 622 and the outer pipe 623,

through adopting above-mentioned technical scheme, rubber granule 624 can also play the effect of shock attenuation buffering when supporting, reduces the pipeline and receives the possibility of damaging in silt transportation process.

Specifically, the structures of the sand discharge pipe back flushing pipe 61, the sand lifting pipe flat pipe section back flushing pipe 64, the sand lifting pipe vertical pipe section back flushing main water pipe 65 and the sand lifting pipe vertical pipe section back flushing branch water pipe 66 are the same as the structure of the back flushing main water pipe 62,

by adopting the technical scheme, the sand discharge pipe back flushing pipe 61, the sand lifting pipe flat pipe section back flushing pipe 64, the sand lifting pipe vertical pipe section back flushing main water pipe 65 and the sand lifting pipe vertical pipe section back flushing branch water pipe 66 also have a buffering effect.

Specifically, the sand lifting and discharging process of the segmented backflushing anti-clogging sand lifting and discharging device comprises the following steps:

(1) flushing a flat pipe section of the sand lifting pipe: closing a gate valve 8 of a sand inlet of a dry type sediment pump 7, opening a backflushing water distribution valve 63 on a sand lifting pipe flat pipe section backflushing water pipe 64, enabling reclaimed water in a reclaimed water pipe network to enter the sand lifting pipe flat pipe section backflushing water pipe 64 through a backflushing main water pipe 62, enabling the reclaimed water to enter a flat pipe section of a sand lifting pipe 4 through the sand lifting pipe flat pipe section backflushing water pipe 64, flushing the flat pipe section of the sand lifting pipe 4, and closing the backflushing water distribution valve 63 on the sand lifting pipe flat pipe section backflushing water pipe 64 after flushing is completed;

(2) washing a vertical pipe section of the sand lifting pipe: closing a gate valve 8 of a sand inlet of a dry type sand pump 7, opening a backflushing water distribution valve 63 on a sand lifting pipe vertical pipe section backflushing main water pipe 65, enabling reclaimed water in a reclaimed water pipe network to enter the sand lifting pipe vertical pipe section backflushing main water pipe 65 through a backflushing main water pipe 62, enabling reclaimed water in a sand lifting pipe vertical pipe section backflushing main water pipe 65 to enter a plurality of sand lifting pipe vertical pipe section backflushing branch water pipes 66, enabling the plurality of sand lifting pipe vertical pipe section backflushing branch water pipes 66 to enter vertical pipe sections of the sand lifting pipe 4, flushing a plurality of positions of the vertical pipe sections of the sand lifting pipe 4, and closing the backflushing water distribution valve 63 on the sand lifting pipe vertical pipe section backflushing main water pipe 65;

(3) flushing a sand discharge pipe: closing a gate valve 8 of a sand outlet of the dry type sediment pump 7, opening a backflushing water distribution valve 63 on a sand discharge pipe backflushing water pipe 61, enabling reclaimed water in a reclaimed water pipe network to enter the sand discharge pipe backflushing water pipe 61 through a backflushing main water pipe 62, enabling reclaimed water to enter the sand discharge pipe 10 through the sand discharge pipe backflushing water pipe 61, flushing the sand discharge pipe 10, and closing the backflushing water distribution valve 63 on the sand discharge pipe backflushing water pipe 61 after flushing is completed;

(4) dredging the dredging opening: when the back flushing is ineffective, the dredging opening 9 can be opened to realize dredging without stopping production,

by adopting the technical scheme, the equipment maintenance and the pipeline cleaning are simple and easy to implement.

The working principle of the embodiment is as follows: flushing a flat pipe section of the sand lifting pipe: closing a gate valve 8 of a sand inlet of a dry type sediment pump 7, opening a backflushing water distribution valve 63 on a sand lifting pipe flat pipe section backflushing water pipe 64, enabling reclaimed water in a reclaimed water pipe network to enter the sand lifting pipe flat pipe section backflushing water pipe 64 through a backflushing main water pipe 62, enabling the reclaimed water to enter a flat pipe section of a sand lifting pipe 4 through the sand lifting pipe flat pipe section backflushing water pipe 64, flushing the flat pipe section of the sand lifting pipe 4, and closing the backflushing water distribution valve 63 on the sand lifting pipe flat pipe section backflushing water pipe 64 after flushing is completed; washing a vertical pipe section of the sand lifting pipe: closing a gate valve 8 of a sand inlet of a dry type sand pump 7, opening a backflushing water distribution valve 63 on a sand lifting pipe vertical pipe section backflushing main water pipe 65, enabling reclaimed water in a reclaimed water pipe network to enter the sand lifting pipe vertical pipe section backflushing main water pipe 65 through a backflushing main water pipe 62, enabling reclaimed water in a sand lifting pipe vertical pipe section backflushing main water pipe 65 to enter a plurality of sand lifting pipe vertical pipe section backflushing branch water pipes 66, enabling the plurality of sand lifting pipe vertical pipe section backflushing branch water pipes 66 to enter vertical pipe sections of the sand lifting pipe 4, flushing a plurality of positions of the vertical pipe sections of the sand lifting pipe 4, and closing the backflushing water distribution valve 63 on the sand lifting pipe vertical pipe section backflushing main water pipe 65; flushing a sand discharge pipe: closing a gate valve 8 of a sand outlet of the dry type sediment pump 7, opening a backflushing water distribution valve 63 on a sand discharge pipe backflushing water pipe 61, enabling reclaimed water in a reclaimed water pipe network to enter the sand discharge pipe backflushing water pipe 61 through a backflushing main water pipe 62, enabling reclaimed water to enter the sand discharge pipe 10 through the sand discharge pipe backflushing water pipe 61, flushing the sand discharge pipe 10, and closing the backflushing water distribution valve 63 on the sand discharge pipe backflushing water pipe 61 after flushing is completed; dredging the dredging opening: when the back flushing method is ineffective in sand removal, the dredging port 9 can be opened to realize dredging without stopping production; in the backflushing sand lifting and discharging process, the backflushing water pipe 61 of the sand discharging pipe, the backflushing main water pipe 62 of the reclaimed water, the backflushing water pipe 64 of the sand lifting pipe flat pipe section, the backflushing main water pipe 65 of the sand lifting pipe vertical pipe section and the backflushing branch water pipe 66 of the sand lifting pipe vertical pipe section are all composed of an inner pipeline 622 and an outer pipeline 623, the inner pipeline 622 and the outer pipeline 623 are fixedly connected through a plurality of reinforcing ribs 625, therefore, the actual structural strength of the pipelines can be enhanced, meanwhile, a plurality of buffer blocks 621 are fixed on the inner pipeline 622, and rubber particles 624 are filled in gaps between the inner pipeline 622 and the outer pipeline 623, so that the buffer capacity of the pipelines can be enhanced, the two are mutually matched, and the possibility that the pipelines are damaged in the sediment.

Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the invention, the scope of which is defined in the appended claims and their equivalents.

Claims (9)

1. The utility model provides a sand device is carried to anti-clogging of segmentation recoil, includes grit chamber (1), its characterized in that: the sand-collecting tank (2) is arranged in the sand-settling tank (1), a sand-lifting pump well (5) is arranged on one side of the sand-settling tank (1), a dry-type sand pump (7) is connected to the upper side of the sand-lifting pump well (5) through a support, a sand-lifting pipe (4) is arranged at a sand inlet of the dry-type sand pump (7), a sand-discharging pipe (10) is arranged at a sand outlet of the dry-type sand pump (7), the sand-lifting pipe (4) and the dry-type sand pump (7) as well as the dry-type sand pump (7) and the sand-discharging pipe (10) are connected through a gate valve (8), one end of the sand-lifting pipe (4) far away from the dry-type sand pump (7) extends to the back-flushing inner part of the sand-collecting tank (2) and is provided with a sand-sucking pipe opening (3), sand structures (6) are arranged on the sand-lifting pipe (4) and the sand-discharging pipe (10), and the sand-discharging pipe structures (6) comprise a, The sand lifting pipe backwashing water pipe comprises a backwashing main water pipe (62), a backwashing water distribution valve (63), a sand lifting pipe horizontal pipe section backwashing pipe (64), a sand lifting pipe vertical pipe section backwashing main water pipe (65) and a sand lifting pipe vertical pipe section backwashing branch water pipe (66), wherein the backwashing main water pipe (62) is connected with a medium water pipe network, the backwashing main water pipe (62) is respectively connected with a sand lifting pipe horizontal pipe section backwashing pipe (64), a sand lifting pipe vertical pipe section backwashing main water pipe (65) and a sand discharging pipe backwashing pipe (61), the sand lifting pipe horizontal backwashing pipe section (64) is positioned on one side of the sand lifting pipe vertical pipe section backwashing main water pipe (65), the sand discharging pipe backwashing pipe (61) is positioned on the other side of the sand lifting pipe vertical pipe section main water pipe (65), one side of the sand lifting pipe vertical pipe section backwashing main water pipe (65), which is far away from the sand lifting pipe horizontal backwashing pipe section backwashing pipe (64), is connected with a plurality of sand lifting pipe vertical pipe sections (66), and the sand discharge pipe back flushing pipe (61), the sand lifting pipe flat pipe section back flushing pipe (64) and the sand lifting pipe vertical pipe section back flushing main water pipe (65) are all provided with back flushing water distribution valves (63).

2. The segmented backflushing anti-clogging lifting and sand discharging device according to claim 1, wherein: the sand suction pipe mouth (3) is arranged at the bottom of the sand collecting groove (2) in the longitudinal direction 1/3.

3. The segmented backflushing anti-clogging sand lifting and discharging device according to claim 2, wherein: the sand suction pipe mouth (3) is of a semi-horn mouth structure with an upper notch and a lower part, and the pipe end of the sand suction pipe mouth (3) is subjected to necking treatment.

4. The segmented backflushing anti-clogging sand lifting and discharging device according to claim 3, wherein: and a dredging opening (9) is arranged above the sand lifting pipe (4).

5. The segmented backflushing anti-clogging lifting and sand discharging device according to claim 4, wherein: the dredging port (9) is 200-300 mm higher than the working liquid level of the grit chamber (1).

6. The segmented backflushing anti-clogging sand lifting and discharging device according to claim 5, wherein: the backflushing main water pipe (62) comprises an inner pipeline (622), an outer pipeline (623) and reinforcing ribs (625), the outer pipeline (623) is arranged outside the inner pipeline (622), and the inner pipeline (622) and the outer pipeline (623) are fixedly connected through the plurality of reinforcing ribs (625).

7. The segmented backflushing anti-clogging sand lifting and discharging device according to claim 6, wherein: a plurality of buffer blocks (621) are fixed inside the inner pipeline (622).

8. The segmented backflushing anti-clogging sand lifting and discharging device according to claim 7, wherein: rubber particles (624) are filled between the inner pipeline (622) and the outer pipeline (623).

9. The segmented backflushing anti-clogging sand lifting and discharging device according to claim 8, wherein: the structures of the sand discharge pipe backwashing pipe (61), the sand lifting pipe flat pipe section backwashing pipe (64), the sand lifting pipe vertical pipe section backwashing main water pipe (65) and the sand lifting pipe vertical pipe section backwashing branch water pipe (66) are the same as the structure of the backwashing main water pipe (62).

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