CN211644808U

CN211644808U - Multistage circulation sewage treatment plant

Info

Publication number: CN211644808U
Application number: CN201922316434.3U
Authority: CN
Inventors: 赵景峰; 戚立军; 解晓忱; 黄海洋
Original assignee: Beijing Enterprises Water Construction Development Co ltd
Current assignee: Beijing Enterprises Water Construction Development Co ltd
Priority date: 2019-12-21
Filing date: 2019-12-21
Publication date: 2020-10-09
Anticipated expiration: 2029-12-21

Abstract

The utility model discloses a multistage circulation sewage treatment plant, including deposiing the device, deposit device left end upper portion fixedly connected with inlet tube, deposit the right-hand processing case that is provided with of device, handle a connecting pipe of fixedly connected with between case upper end left part and the precipitation device upper end right part, handle case left end upper portion fixed mounting and have degassing unit, handle incasement portion fixedly connected with multiple filtration device, handle case lower extreme middle part fixedly connected with outlet pipe, outlet pipe lower extreme fixedly connected with circulating pipe, circulating pipe left portion fixedly connected with circulating pump, and circulating pipe left end and inlet tube lower part intercommunication. The multi-stage circulation sewage treatment device of the utility model can purify sewage for many times through the circulating pump, so that the sewage can be purified more and more fully; through the sediment, a large amount of inorganic sediment in the sewage can be precipitated, and compared with the traditional single sediment, the blockage of the treatment tank by the large amount of sediment can be avoided.

Description

Multistage circulation sewage treatment plant

Technical Field

The utility model relates to a sewage treatment technical field, in particular to multistage circulation sewage treatment plant.

Background

Sewage, generally refers to effluent water from life and production that is contaminated to some extent. The sewage mainly comprises domestic sewage, industrial wastewater and initial rainwater. The main pollutants of the sewage include pathogen pollutants, oxygen-consuming pollutants, plant nutrients, toxic pollutants and the like. The traditional sewage treatment device has a complex structure and a single function, can only carry out simple filtration treatment on sewage, and cannot effectively purify organic matters and toxic substances in the sewage, so that the discharged sewage cannot reach the discharge standard; in addition, the waste water is directly discharged after primary treatment, and when the standard is not met, the waste water cannot be circularly treated; and the sewage treatment equipment is easy to block in the purification treatment process, so that the purification effect is poor.

SUMMERY OF THE UTILITY MODEL

The utility model mainly aims to provide a multistage circulation sewage treatment plant, which can effectively solve the problems in the background technology.

In order to achieve the above purpose, the utility model adopts the following technical scheme:

the utility model provides a multistage circulation sewage treatment plant, includes and deposits the device, deposit device left end upper portion fixedly connected with inlet tube, deposit the right-hand processing case that is provided with of device, handle case upper end left part and deposit connecting pipe of fixedly connected with between the device upper end right part, handle case left end upper portion fixed mounting has degassing unit, handle the inside fixedly connected with multi-stage filtration device of incasement, handle case lower extreme middle part fixedly connected with outlet pipe, outlet pipe lower extreme fixedly connected with circulating pipe, circulating pipe left part fixedly connected with circulating pump, and circulating pipe left end and inlet tube lower part intercommunication, circulating pipe right part fixed mounting has a valve, and a valve is located the outlet pipe right-hand.

Preferably, the sediment device includes a settling tank and No. two settling tanks, No. two connecting pipes of fixedly connected with between No. one settling tank upper end right part and No. two settling tanks upper end left parts, No. three connecting pipes of fixedly connected with between No. one settling tank right-hand member lower part and No. two settling tanks left end lower parts, No. three connecting pipe lower extreme middle part fixedly connected with sludge pipe, and sludge pipe goes up fixed mounting and take out the dredge pump, No. three connecting pipe left parts and the equal fixed mounting in right part have No. two valves.

Preferably, the upper part of the treatment box is fixedly provided with a filter screen which is obliquely arranged in a left-high-right manner, the upper part of the right end of the treatment box is fixedly provided with a collection box, and the collection box is communicated with the filter screen.

Preferably, a stirring motor is fixedly installed in the middle of the left end of the treatment box, a stirring shaft is fixedly connected to the output end of the stirring motor and located in the middle of the treatment box, a plurality of blades are distributed on the outer surface of the stirring shaft at equal intervals, and the stirring shaft is located below the disinfection device and above the multi-stage filtration device respectively.

Preferably, degassing unit includes the disinfectant case, disinfectant case upper end fixed mounting has the booster pump, fixedly connected with pressure boost pipe between booster pump and the disinfectant case, No. one pipe of the anterior fixedly connected with of disinfectant case lower extreme, No. two pipes of pipe right-hand member fixedly connected with, No. two shower nozzles that pipe lower extreme fixedly connected with a plurality of equidistant distributions, No. one pipe slope runs through and handles case left end case wall fixed mounting, disinfectant case and booster pump all with handle case left end upper portion fixed connection.

Preferably, the multistage filter device comprises a fabric filter layer, a quartz sand filter layer and an active carbon filter layer, wherein the fabric filter layer is positioned above the quartz sand filter layer, the quartz sand filter layer is positioned above the active carbon filter layer, and the left end and the right end of the fabric filter layer, the quartz sand filter layer and the active carbon filter layer are fixedly connected with the inner wall of the lower part of the treatment box.

Compared with the prior art, the utility model discloses following beneficial effect has:

(1) in the utility model, the disinfectant tank is pressurized by the booster pump, so that the disinfectant is sprayed out from the spray head to disinfect the sewage, and the multistage filtering device can adsorb organic matters in the sewage and trapped small-particle inorganic impurities, so that the filtering effect is better; the finally treated sewage can be purified for many times under the action of the circulating pump, so that the sewage can be better and fully purified.

(2) The utility model discloses in, can deposit the operation to a large amount of inorganic matters precipitate in the sewage through a setting tank and No. two setting tanks, deposit with traditional single and compare and make a large amount of precipitates that can avoid having in the sewage to block up the processing case when the precipitation effect is better, and the slope setting of filter screen can be with the impurity row income collecting box that holds back down in, avoid impurity to pile up and cause the jam on the filter screen, influence sewage treatment plant's treatment effeciency.

Drawings

FIG. 1 is a schematic view of the overall structure of a multistage circulating sewage treatment plant of the present invention;

FIG. 2 is a schematic structural view of a settling device of the multistage circulation sewage treatment device of the present invention;

FIG. 3 is a schematic view of the internal structure of a treatment tank of the multistage circulating sewage treatment apparatus of the present invention;

FIG. 4 is a schematic structural view of a disinfection device of the multistage circulation sewage treatment device of the present invention;

FIG. 5 is an enlarged view of the A position of the multistage circulating sewage treatment apparatus of the present invention.

In the figure: 1. a water inlet pipe; 2. a treatment tank; 3. a circulation pump; 4. a water outlet pipe; 5. a first valve; 6. A precipitation device; 7. a first connecting pipe; 8. a sterilizing device; 9. a multi-stage filtration device; 10. a circulation pipe; 11. a filter screen; 12. a collection box; 13. a stirring motor; 14. a blade; 15. a stirring shaft; 61. a first settling tank; 62. a second connecting pipe; 63. a second settling tank; 64. a third connecting pipe; 65. a sludge pipe; 66. a second valve; 81. a pressure increasing pipe; 82. a booster pump; 83. a first catheter; 84. a disinfectant tank; 85. a spray head; 86. a second catheter; 91. a fabric filter layer; 92. a quartz sand filter layer; 93. an active carbon filter layer.

Detailed Description

In order to make the technical means, creation features, achievement purposes and functions of the present invention easy to understand, the present invention is further described below with reference to the following embodiments.

In the description of the present invention, it should be noted that the terms "upper", "lower", "inner", "outer", "front end", "rear end", "both ends", "one end", "the other end" and the like indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, and are only for convenience of description and simplification of description, but do not indicate or imply that the device or element to which the reference is made must have a specific orientation, be constructed in a specific orientation, and be operated, and thus, should not be construed as limiting the present invention. Furthermore, the terms "first" and "second" are used for descriptive purposes only and are not to be construed as indicating or implying relative importance.

In the description of the present invention, it is to be noted that, unless otherwise explicitly specified or limited, the terms "mounted," "disposed," "connected," and the like are to be construed broadly, and for example, "connected" may be either fixedly connected or 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 in specific cases to those skilled in the art.

As shown in fig. 1-5, a multistage circulation sewage treatment plant, including deposiing device 6, it has inlet tube 1 to deposit 6 left end upper portions fixedly connected with of device, it is right-hand to be provided with treatment box 2 to deposit 6, fixedly connected with connecting pipe 7 between 2 upper ends left parts of treatment box and the 6 upper ends right parts of deposiing device, treatment box 2 left end upper portion fixedly mounted has degassing unit 8, the inside fixedly connected with multistage filter equipment 9 of treatment box 2, treatment box 2 lower extreme middle part fixedly connected with outlet pipe 4, outlet pipe 4 lower extreme fixedly connected with circulating pipe 10, circulating pipe 10 left portion fixedly connected with circulating pump 3, and circulating pipe 10 left end and inlet tube 1 lower part intercommunication, circulating pipe 10 right part fixedly mounted has valve 5 No. one, and valve 5 is located the right-hand outlet pipe 4.

In order to improve the precipitation effect of sewage treatment, the precipitation device 6 comprises a first precipitation tank 61 and a second precipitation tank 63, a second connecting pipe 62 is fixedly connected between the right part of the upper end of the first precipitation tank 61 and the left part of the upper end of the second precipitation tank 63, a third connecting pipe 64 is fixedly connected between the lower part of the right end of the first precipitation tank 61 and the lower part of the left end of the second precipitation tank 63, a sludge pipe 65 is fixedly connected to the middle part of the lower end of the third connecting pipe 64, a sludge pump is fixedly mounted on the sludge pipe 65, the sludge pump can conveniently discharge sludge in the first precipitation tank 61 and the second precipitation tank 63 to avoid blockage, and a second valve 66 is fixedly mounted on the left part and the right part of the third connecting pipe 64; the upper part of the treatment box 2 is fixedly provided with a filter screen 11, the filter screen 11 is obliquely arranged in a left-high-right direction, the filter screen 11 is obliquely arranged so as to be convenient for discharging filtered macromolecular impurities into a collection box 12 and avoid accumulation on the filter screen 11 to influence the filtering effect, the upper part of the right end of the treatment box 2 is fixedly provided with the collection box 12, and the collection box 12 is communicated with the filter screen 11; a stirring motor 13 is fixedly arranged in the middle of the left end of the treatment box 2, the stirring motor 13 can mix disinfectant with sewage to be treated, a stirring shaft 15 is fixedly connected to the output end of the stirring motor 13, the stirring shaft 15 is positioned in the middle of the treatment box 2, a plurality of blades 14 are distributed on the outer surface of the stirring shaft 15 at equal intervals, and the stirring shaft 15 is respectively positioned below the disinfection device 8 and above the multistage filtering device 9; in order to disinfect sewage to be treated, the disinfection device 8 comprises a disinfectant tank 84, a booster pump 82 is fixedly mounted at the upper end of the disinfectant tank 84, a booster pipe 81 is fixedly connected between the booster pump 82 and the disinfectant tank 84, disinfectant can be discharged from a spray head 85 at a certain speed under the pressurization effect of the booster pump 82, a first guide pipe 83 is fixedly connected to the front part of the lower end of the disinfectant tank 84, a second guide pipe 86 is fixedly connected to the right end of the first guide pipe 83, a plurality of spray heads 85 which are distributed at equal intervals are fixedly connected to the lower end of the second guide pipe 86, the first guide pipe 83 obliquely penetrates through the tank wall at the left end of the treatment tank 2 to be fixedly mounted, and the disinfectant tank 84 and the booster pump 82 are both fixedly connected with the; multistage filter equipment 9 includes fabric filter layer 91, quartz sand filter layer 92 and active carbon filter layer 93, and fabric filter layer 91 and quartz sand filter layer 92 can effectively adsorb the organic matter in waiting to filter the sewage and hold back the inorganic matter impurity of tiny particle, and fabric filter layer 91 is located quartz sand filter layer 92 top, and quartz sand filter layer 92 is located active carbon filter layer 93 top, both ends all with handling 2 lower part inner wall fixed connection about fabric filter layer 91, quartz sand filter layer 92 and active carbon filter layer 93.

It should be noted that the utility model relates to a multistage circulation sewage treatment device, this apparatus mainly includes precipitation unit 6, precipitation unit 6 is connected with treatment tank 2 through a connecting pipe 7, and be provided with circulating pipe 10 between the inlet tube 1 that treatment tank 2 and precipitation unit 6 left end set up, circulating pipe 10 is last to install circulating pump 3, when needing to carry out purification treatment to sewage, can let sewage into precipitation unit 6 through inlet tube 1, realize better precipitation effect through the multistage precipitation of a precipitation tank 61 and a precipitation tank 63, avoid sewage to get into in treatment tank 2 and cause the inside jam of treatment tank 2 simultaneously, influence the sewage treatment effect; the sewage after precipitation treatment enters the filter screen 11 through the first connecting pipe 7, and the filtered macromolecular impurities are collected through the collecting box 12, and the filter screen 11 is inclined to avoid frequent cleaning of the screen body; then the disinfectant tank 84 ejects disinfectant through the nozzle 85 under the action of the booster pump 82, and mixes the sewage to be treated with the disinfectant through the stirring motor 13, so that the disinfection effect is better; the process water after the disinfection passes through fabric filter layer 91 in proper order, the multistage filtration of quartz sand filter layer 92 and active carbon filter layer 93, fabric filter layer 91 and quartz sand filter layer 92 can effectively adsorb the organic matter in waiting to filter sewage and hold back the inorganic matter impurity of tiny particle, this fabric filter layer 91 is cotton goods, the gauze, one kind or more in the artificial fiber fabric, through filterable sewage through outlet pipe 4 discharge, when the effect of handling sewage does not reach the emission index, valve 5 starting circulating pump 3 can be closed, make sewage get into inlet tube 1 once more and circulate and purify, make the treatment effect better.

The basic principles and the main features of the invention and the advantages of the invention have been shown and described above. 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. The scope of the invention is defined by the appended claims and equivalents thereof.

Claims

1. The utility model provides a multistage circulation sewage treatment plant, includes sediment device (6), its characterized in that: the upper part of the left end of the precipitation device (6) is fixedly connected with a water inlet pipe (1), the right side of the precipitation device (6) is provided with a treatment box (2), a first connecting pipe (7) is fixedly connected between the left part of the upper end of the treatment box (2) and the right part of the upper end of the sedimentation device (6), a disinfection device (8) is fixedly arranged at the upper part of the left end of the treatment box (2), a multi-stage filtering device (9) is fixedly connected inside the treatment box (2), the middle part of the lower end of the treatment box (2) is fixedly connected with a water outlet pipe (4), the lower end of the water outlet pipe (4) is fixedly connected with a circulating pipe (10), the left part of the circulating pipe (10) is fixedly connected with a circulating pump (3), and the left end of the circulating pipe (10) is communicated with the lower part of the water inlet pipe (1), a first valve (5) is fixedly installed at the right part of the circulating pipe (10), and the first valve (5) is positioned at the right side of the water outlet pipe (4).

2. The multi-stage circulation sewage treatment plant of claim 1, wherein: sediment device (6) are including a settling tank (61) and No. two settling tanks (63), No. two connecting pipes of fixedly connected with (62) between a settling tank (61) upper end right part and No. two settling tanks (63) upper end left parts, No. three connecting pipes of fixedly connected with (64) between a settling tank (61) right-hand member lower part and No. two settling tanks (63) left end lower parts, No. three connecting pipe (64) lower extreme middle part fixedly connected with sludge pipe (65), and fixed mounting has the mud pump on sludge pipe (65), No. two valves (66) of the equal fixed mounting in No. three connecting pipe (64) left part and right part.

3. The multi-stage circulation sewage treatment plant of claim 1, wherein: the treatment box is characterized in that a filter screen (11) is fixedly mounted on the upper portion of the treatment box (2), the filter screen (11) is obliquely mounted in a left-high-right mode, a collection box (12) is fixedly mounted on the upper portion of the right end of the treatment box (2), and the collection box (12) is communicated with the filter screen (11).

4. The multi-stage circulation sewage treatment plant of claim 1, wherein: handle case (2) left end middle part fixed mounting and have agitator motor (13), agitator motor (13) output end fixedly connected with (mixing) shaft (15), and (mixing) shaft (15) are located and handle case (2) middle part, equidistant distribution has a plurality of blades (14) on (mixing) shaft (15) surface, and (mixing) shaft (15) are located degassing unit (8) below and multistage filter equipment (9) top respectively.

5. The multi-stage circulation sewage treatment plant of claim 1, wherein: degassing unit (8) are including disinfectant box (84), disinfectant box (84) upper end fixed mounting has booster pump (82), fixedly connected with booster pipe (81) between booster pump (82) and disinfectant box (84), No. one pipe (83) of the anterior fixedly connected with of disinfectant box (84) lower extreme, No. two pipes (86) of pipe (83) right-hand member fixedly connected with, No. two shower nozzles (85) of a plurality of equidistant distributions of pipe (86) lower extreme fixedly connected with, No. one pipe (83) slope runs through and handles case (2) left end case wall fixed mounting, disinfectant box (84) and booster pump (82) all with handle case (2) left end upper portion fixed connection.

6. The multi-stage circulation sewage treatment plant of claim 1, wherein: multistage filter equipment (9) include fabric filter layer (91), quartz sand filter layer (92) and active carbon filter layer (93), fabric filter layer (91) are located quartz sand filter layer (92) top, and quartz sand filter layer (92) are located active carbon filter layer (93) top, both ends all with handling case (2) lower part inner wall fixed connection about fabric filter layer (91), quartz sand filter layer (92) and active carbon filter layer (93).