CN211367356U

CN211367356U - Advanced system for septic tank innocent treatment

Info

Publication number: CN211367356U
Application number: CN201922227411.5U
Authority: CN
Inventors: 李立师
Original assignee: Jiaxing Shenlan Environmental Engineering Co ltd
Current assignee: Jiaxing Shenlan Environmental Engineering Co ltd
Priority date: 2019-12-12
Filing date: 2019-12-12
Publication date: 2020-08-28
Anticipated expiration: 2029-12-12

Abstract

The utility model relates to the technical field of sewage treatment equipment, in particular to an advanced system for innocent treatment of a septic tank, which comprises the septic tank arranged underground, wherein the septic tank is communicated with a sludge drying device; a mechanical sludge dewatering device arranged on the ground is communicated below the sludge drying device; the mechanical sludge dewatering device is communicated with a sludge concentration device arranged on the ground; the sludge concentration device is communicated with a sludge treatment tank; the sludge mechanical dehydration device and the sludge concentration device are both communicated with a sewage collection box. The utility model discloses have and carry out innocent treatment to fecal sludge and protect the effect of surrounding environment. Solves the problem that the clear digging and transferring of the fecal sludge in the prior art easily causes secondary pollution to the environment.

Description

Advanced system for septic tank innocent treatment

Technical Field

The utility model belongs to the technical field of sewage treatment device technique and specifically relates to an advanced system for septic tank innocent treatment is related to.

Background

At present, excrement produced in production and living is treated by a septic tank. The septic tank is a treatment device for removing suspended organic matters in domestic sewage by utilizing the principles of sedimentation and anaerobic fermentation, and the principles are that cured substances are decomposed at the bottom of the septic tank, and hydrated objects on the upper layer enter a pipeline to flow away, so that the pipeline is prevented from being blocked, and sufficient time is provided for the hydrolysis of the cured objects (garbage such as excrement).

Notice No. CN209143826U discloses a municipal sewage treatment septic tank, including the septic tank body, this internal one-level septic tank, second grade septic tank and the tertiary septic tank of being provided with of septic tank, be provided with first partition wall between one-level septic tank and the second grade septic tank, be provided with the second partition wall between second grade septic tank and the tertiary septic tank, be provided with the inlet tube that is linked together with the one-level septic tank on one side outer wall of septic tank body, one side that the inlet tube was kept away from to the septic tank body is provided with the drain pipe that is linked together with the tertiary septic tank, first mouth of a river of crossing has been seted up on the first partition wall.

The solutions of the prior art cited above have the following drawbacks: the cleaning and transferring of the fecal sludge causes secondary pollution. Therefore, if the problem of harmless disposal of the sludge in the septic tank cannot be solved, the sludge in the septic tank can become a pollution source of water pollution, and the problem of the septic tank is an environmental protection problem related to the treatment effect of the water pollution.

SUMMERY OF THE UTILITY MODEL

To the not enough of prior art existence, one of the purposes of the utility model is to provide an advanced system for septic tank innocent treatment, can be with the filth innocent treatment in the septic tank, protect all ring edge borders.

The above utility model discloses an above-mentioned utility model purpose can realize through following technical scheme: an advanced system for the innocent treatment of a septic tank comprises the septic tank arranged underground, wherein the septic tank is communicated with a sludge drying device; a mechanical sludge dewatering device arranged on the ground is communicated below the sludge drying device; the mechanical sludge dewatering device is communicated with a sludge concentration device arranged on the ground; the sludge concentration device is communicated with a sludge treatment tank; the sludge mechanical dehydration device and the sludge concentration device are both communicated with a sewage collection box.

By adopting the technical scheme, the sludge in the septic tank is cleared and transferred into the sludge drying device for sludge drying treatment, so that the sludge is gradually dewatered and dried; a large amount of water remains in the dried sludge and needs to be further dehydrated, the dried sludge flows into a mechanical sludge dehydration device, the water content in the sludge is further dehydrated and reduced under the centrifugal action, and the removed water is collected in a sewage collection box to prevent secondary pollution; then the sewage flows into a sludge concentration device, sludge is statically precipitated and separated from water, and the separated water is pumped into a sewage collection box; the sludge flow direction sludge treatment pond that has concentrated through sludge concentration device carries out high temperature compost disinfection treatment that disinfects, decomposes organic matter in the sludge, can prepare into humus, has realized the clear filth innocent treatment's that draws in the septic tank purpose, and the sludge of protection all ring edge borders and innocent treatment can be used to agricultural chemical fertilizer and marsh gas preparation, has promoted resource utilization.

The present invention may be further configured in a preferred embodiment as: the sludge drying device comprises a sludge drying device main body, a drying cavity with a bottom in a funnel shape is formed in the sludge drying device main body, and a microwave heater is arranged on the inner wall of the drying cavity.

By adopting the technical scheme, the microwave heater can radiate the sludge in the drying cavity to a greater degree, so that the operation of drying the sludge moisture is better, and the sludge drying efficiency can be improved.

The present invention may be further configured in a preferred embodiment as: the upper surface of the sludge drying device main body is fixedly connected with a pretreatment agent storage box; the pretreatment agent storage box is communicated with the drying cavity through an agent circulation pipe; the circulating pipe is provided with a first electromagnetic valve.

By adopting the technical scheme, the pretreatment agent machine in the pretreatment agent storage box enters the sludge in the drying cavity, so that the sludge is dehydrated, and the sludge drying efficiency is improved; the first electromagnetic valve can regularly control the feeding of the pretreatment agent machine, so that the sludge drying effect is ensured.

The present invention may be further configured in a preferred embodiment as: the sludge drying device is communicated with a sludge flow direction pipe; one end of the sludge flow direction pipe is communicated with the sludge drying device, and the other end of the sludge flow direction pipe is communicated with the mechanical sludge dewatering device; a second electromagnetic valve is arranged on the sludge flow direction pipe; the mechanical sludge dewatering device comprises a dewatering device main body, wherein a dewatering cavity is formed in the dewatering device main body; a centrifuge is arranged in the dehydration cavity; the dewatering device main body is fixedly connected with a concentrated sludge flow direction pipe, one end of the concentrated sludge flow direction pipe extends into the bottom of the centrifugal machine, and the other end of the concentrated sludge flow direction pipe is communicated with the sludge concentration device; the bottom of the main body of the dehydration device is communicated with a sewage discharge pipe, one end of which is communicated with the dehydration cavity and the other end of which is communicated with the sewage collection box.

By adopting the technical scheme, after the dried sludge reaches the preset treatment time, the second electromagnetic valve is opened, so that the dried sludge flows to the centrifugal machine through the sludge flow direction pipe, the centrifugal machine further removes the moisture in the sludge, and the removed moisture flows to the sewage collection box through the sewage discharge pipe for centralized treatment, thereby preventing secondary pollution; the second electromagnetic valve can save manual operation and reduce labor cost.

The present invention may be further configured in a preferred embodiment as: the sludge drying device and the mechanical sludge dewatering device are communicated with a waste gas purifier.

Through adopting above-mentioned technical scheme, waste gas purifier collects the processing to the waste material that sludge drying device and the work of mud machinery dewatering device produced, prevents that environmental pollution from appearing in the equipment region of laying.

The present invention may be further configured in a preferred embodiment as: the sludge concentration device comprises a concentration device main body, wherein a concentration cavity is formed in the concentration device main body; the upper part of the concentration device main body is provided with a chemical sterilization reagent storage body; the concentration device main body is communicated with the chemical sterilization reagent storage body through a reagent outflow pipe; a third electromagnetic valve is arranged on the reagent outflow pipe; the main body of the concentration device is fixedly connected with an outflow pipe, one end of the outflow pipe is communicated with the concentration cavity, and the other end of the outflow pipe is communicated with the sludge treatment tank; the outflow pipe is provided with a control valve; the sewage collecting box is connected with a sewage collecting pipe, one end of which extends into the concentration cavity and the other end of which is communicated with the sewage collecting box.

By adopting the technical scheme, the chemical sterilization reagent storage body performs primary sterilization treatment on the sludge flowing into the concentration cavity, so that the content of harmful bacteria in the sludge is reduced; the third electromagnetic valve is opened at regular time to control the chemical sterilization reagent to be added into the sludge in the concentrated cavity, so that the labor cost is saved, and the operation efficiency is improved; the water body that the static sediment of mud was separated is collected through sewage collecting pipe flow direction sewage collecting box intercommunication, prevents that secondary pollution from appearing.

The present invention may be further configured in a preferred embodiment as: a stirring device positioned at the bottom of the sludge treatment tank is arranged in the sludge treatment tank; the stirring device comprises a driving motor arranged on the outer wall of the sludge treatment tank, a stirring rod fixedly connected to an output shaft of the driving motor and a stirrer fixedly connected to the circumferential direction of the stirring rod.

By adopting the technical scheme, the sludge flowing into the sludge treatment tank is concentrated, and organic substances such as green grass leaves and the like are added for high-temperature composting sterilization; the stirring device is added with organic substances such as green grass leaves and the like and the sludge to be uniformly mixed, so that the organic substances in the sludge can be effectively degraded to continuously generate a large amount of biological heat to improve the high-temperature compost sterilization effect.

The present invention may be further configured in a preferred embodiment as: the sludge treatment tank is connected with a bactericide throwing device; the bactericide delivery device comprises a bactericide storage box body, a liquid pump communicated with the bactericide storage box body and a liquid discharge pipe connected to the liquid pump, wherein the liquid discharge pipe is in threaded connection with a delivery nozzle facing the sludge treatment pond.

Through adopting above-mentioned technical scheme, put in the device through germicide and put in germicide and can effectively exterminate harmful bacterium wherein in the mud that flows into in the sludge treatment pond through the concentration, prevent secondary pollution from appearing, can accomplish innocent treatment more high-efficiently and draw mud clearly.

To sum up, the utility model discloses a following beneficial technological effect:

1. the sewage treatment device comprises a sludge drying device, a sewage collecting box, a sludge concentrating device, a mechanical sludge dewatering device, a sludge treatment tank, a septic tank and a waste gas purifier; the harmless treatment of the sewage cleared and drawn in the septic tank is realized, the surrounding environment is protected, and the harmlessly treated sludge can be used for preparing agricultural fertilizers and biogas, so that the resource utilization rate is improved.

2. Through the germicide dispensing device, realized effectively killing and clearly drawn the harmful bacterium in the mud, the high-efficient innocent treatment of accomplishing clearly draws mud, prevents secondary pollution.

3. Through the stirring device and the bactericide feeding device, organic substances, the bactericide and sludge are uniformly mixed, so that organic substances in the sludge can be effectively degraded to continuously generate a large amount of biological heat, and the high-temperature compost sterilization effect is improved; the bactericide is fully mixed with the sludge to improve the sterilizing effect.

Drawings

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

FIG. 2 is a schematic structural diagram of a sludge drying device and a sludge mechanical dehydration device;

fig. 3 is a schematic view of the local structure of the utility model, which mainly shows the sewage collecting tank, the waste gas purifier and the bactericide dispensing device.

In the figure, 1, a septic tank; 11. a sludge pump; 2. a sludge drying device; 21. a sludge drying device main body; 22. drying the cavity; 23. a microwave heater; 24. a pretreatment agent storage box; 25. a medicament flow conduit; 26. a first solenoid valve; 27. a sludge flow direction pipe; 28. a second solenoid valve; 3. a mechanical sludge dewatering device; 31. a dehydration device main body; 32. a dehydration cavity; 33. a centrifuge; 34. a concentrated sludge flow pipe; 341. pumping sludge to a pump; 35. a sewage discharge pipe; 350. a first shut-off valve; 351. a sewage pumping pump; 36. a waste gas take-up pipe; 4. a sludge concentration device; 40. a concentration device main body; 41. a concentration cavity; 42. a chemical sterilization reagent storage body; 43. a reagent outflow tube; 44. a third electromagnetic valve; 45. an outflow tube; 46. a control valve; 47. a sewage collecting pipe; 471. a second stop valve; 5. a sludge treatment tank; 50. a throwing port; 6. a sewage collecting tank; 7. an exhaust gas purifier; 71. an exhaust gas collection pipe; 8. a stirring device; 81. a drive motor; 82. a stirring rod; 83. a stirrer; 9. a bactericide delivery device; 91. a bactericide storage box body; 92. a liquid pump; 93. a liquid discharge pipe; 94. and (5) throwing the spray head.

Detailed Description

The present invention will be described in further detail with reference to the accompanying drawings.

Referring to fig. 1, the utility model discloses an advanced system for septic tank innocent treatment, which comprises a septic tank arranged underground, wherein the septic tank 1 is communicated with a sludge drying device 2; a mechanical sludge dewatering device 3 is communicated below the sludge drying device 2, and the mechanical sludge dewatering device 3 is partially positioned underground so as to be conveniently and stably installed; the mechanical sludge dewatering device 3 is communicated with a sludge concentration device 4 arranged on the ground; the sludge concentration device 4 is communicated with a sludge treatment tank 5; the mechanical sludge dewatering device 3 and the sludge concentration device 4 are both communicated with a sewage collection box 6. The sludge drying device 2 and the sludge mechanical dehydration device 3 are both communicated with a waste gas purifier 7, preferably an air purifier.

Referring to fig. 2 and 3, a sludge pump 11 is communicated between the septic tank 1 and the sludge drying device 2, and sludge in the septic tank 1 is sucked into the sludge drying device 2 for sludge drying treatment. The sludge drying device 2 comprises a sludge drying device main body 21, a drying cavity 22 with a funnel-shaped bottom is formed in the sludge drying device main body 21, and a microwave heater 23, preferably an infrared heater, hidden in the inner wall of the sludge drying device 2 is arranged on the inner wall of the drying cavity 22. The infrared heater can radiate the sludge in the drying cavity 22 to a greater degree, so that the moisture in the sludge is dried better, and the sludge drying efficiency is improved. The upper surface of the sludge drying device main body 21 is fixedly connected with a pretreatment agent storage box 24, and the pretreatment agent storage box 24 stores copperas which can accelerate sludge dewatering and are in a powder shape; the pretreatment agent storage box 24 is communicated with the drying cavity 22 through an agent circulation pipe 25; the medicine flow pipe 25 is provided with a first electromagnetic valve 26. The pretreatment agent machine in the pretreatment agent storage box 24 is put into the sludge in the drying cavity 22, which is beneficial to sludge dehydration and improves the sludge drying efficiency. The first electromagnetic valve 26 can periodically control the feeding of the pretreatment agent (copperas), thereby ensuring the sludge drying effect and saving the labor cost. The sludge drying device 2 is communicated with a sludge flow direction pipe 27; one end of the sludge flow direction pipe 27 is communicated with the sludge drying device 2 and the other end is communicated with the mechanical sludge dewatering device 3. The sludge flowing pipe 27 is provided with the second electromagnetic valve 28, so that manual operation can be saved, and labor cost is reduced. The upper part of the sludge drying device 2 is communicated with a waste gas collecting pipe 71, one end of which is communicated with the drying cavity 22, and the other end of which is communicated with the waste gas purifier 7, so that water vapor generated by heating sludge in the drying cavity 22 can be purified, and secondary pollution to the environment is prevented.

Referring to fig. 2 and 3, the mechanical sludge dewatering device 3 includes a dewatering device body 31, the dewatering device body 31 being formed with a dewatering cavity 32; a centrifuge 33 is arranged in the dehydration cavity 32; the dehydration device main body 31 is fixedly connected with a concentrated sludge flow direction pipe 34, one end of which extends into the bottom of the centrifuge 33 and the other end of which is communicated with the sludge concentration device 4; the concentrated sludge flow pipe 34 is provided with a sludge pump 341 for pumping the sewage. The bottom of the dehydration device main body 31 is communicated with a sewage discharge pipe 35, one end of the sewage discharge pipe is communicated with the dehydration cavity 32, the other end of the sewage discharge pipe is communicated with the sewage collection tank 6, and the sewage discharge pipe 35 is connected with a first stop valve 350; the sewage discharge pipe 35 is communicated with a sewage suction pump 351 for sucking sewage, and sewage separated by the centrifuge 33 can be collectively treated, so that secondary pollution to the environment is prevented. The pipe 36 is collected with the waste gas that dehydration device main part 31 upper portion fixedly connected with one end and dehydration cavity 32 intercommunication and the other end and exhaust gas purifier 7 intercommunication, can purify the aqueous vapor that the centrifugation dewatering produced in the dehydration cavity 32, prevents the secondary pollution to the environment.

Referring to fig. 2 and 3, the sludge thickening apparatus 4 includes a thickening apparatus body 40, the thickening apparatus body 40 being formed with a thickening cavity 41; the upper part of the concentration device main body 40 is provided with a chemical sterilization reagent storage body 42, and the chemical sterilization reagent storage body 42 stores bleaching powder with better sterilization effect and low price. The concentration device main body 40 is communicated with the chemical sterilization reagent storage body 42 through a reagent outflow pipe 43; the reagent outflow pipe 43 is provided with a third electromagnetic valve 44. The third electromagnetic valve 44 is opened at regular time to control the chemical sterilization reagent to be added into the sludge in the concentration cavity 41, so that the labor cost is saved, and the operation efficiency is improved. The concentration device main body 40 is fixedly connected with an outflow pipe 45, one end of which is communicated with the concentration cavity 41, and the other end of which is communicated with the sludge treatment tank 5; the outflow pipe 45 is provided with a control valve 46, preferably a ball valve; the sewage collecting box 6 is connected with a sewage collecting pipe 47, one end of the sewage collecting pipe extends into the concentration cavity 41, the other end of the sewage collecting pipe is communicated with the sewage collecting box 6, and the sewage collecting pipe 47 is connected with a second stop valve 471; the sewage collection pipe 47 is communicated with the sewage suction pump 351, that is, the sewage collection pipe 47 is communicated with the sewage discharge pipe 35 between the sewage suction pump 351 and the dehydration cavity 32.

Referring to fig. 3, in conjunction with fig. 1, the sludge treatment tank 5 is disposed under the ground and is provided with a feeding port 50 through which organic substances are fed for high-temperature compost sterilization. The sludge treatment tank 5 is internally provided with a stirring device 8 positioned at the bottom of the sludge treatment tank 5. The stirring device 8 is used for uniformly mixing the sludge added with organic substances such as green grass leaves and the like, so that the organic substances in the sludge can be effectively degraded to continuously generate a large amount of biological heat to improve the high-temperature compost sterilization effect. The stirring device 8 comprises a driving motor 81 arranged outside the sludge treatment tank 5, and an output shaft of the driving motor 81 is fixedly connected with a stirring rod 82; a plurality of agitators 83 spaced from each other are fixedly connected to the agitator arm 82 in the circumferential direction. The sludge treatment tank 5 is connected with a bactericide throwing device 9; the bactericide delivery device 9 comprises a bactericide storage box 91 for storing a large amount of bleaching liquid, and the bactericide storage box 91 is communicated with a liquid pump 92, preferably a centrifugal pump; the liquid pump 92 is connected with a liquid discharge pipe 93; the drain pipe 93 is in threaded connection with a throwing nozzle 94 facing the sludge treatment tank 5, so that the purpose of uniformly mixing organic substances, bactericide and sludge can be realized, organic substances in the sludge can be effectively fermented, a large amount of biological heat can be continuously generated by fermentation, and the high-temperature compost sterilization effect can be achieved.

The utility model discloses an actual operation demonstration: sludge in the septic tank 1 is removed and transferred into a sludge drying device 2 for sludge drying treatment, so that the sludge is gradually dehydrated and dried; a large amount of water remains in the dried sludge and needs to be further dehydrated, the dried sludge flows into the mechanical sludge dehydrating device 3, the water content in the sludge is further dehydrated and reduced under the centrifugal action of the centrifugal machine 33, and the removed water is collected into the sewage collection box 6 to prevent secondary pollution to the environment; then the sewage flows into a sludge concentration device 4, the sludge is statically precipitated and separated from the water, and the separated water is pumped into a sewage collection box 6; the sludge concentrated by the sludge concentration device 4 flows to the sludge treatment tank 5 to be subjected to high-temperature composting sterilization and disinfection treatment, organic matters in the sludge are decomposed and can be prepared into humus, the harmless treatment of the sewage in the septic tank 1 is realized, the surrounding environment is protected, the sludge subjected to the harmless treatment can be used for preparing agricultural chemical fertilizers and biogas, and the resource utilization rate is improved.

The embodiment of this specific implementation mode is the preferred embodiment of the present invention, not limit according to this the utility model discloses a protection scope, so: all equivalent changes made according to the structure, shape and principle of the utility model are covered within the protection scope of the utility model.

Claims

1. An advanced system for the innocent treatment of septic tanks, comprising a septic tank (1) placed underground, characterized in that: the septic tank (1) is communicated with a sludge drying device (2); a mechanical sludge dewatering device (3) arranged on the ground is communicated below the sludge drying device (2); the mechanical sludge dewatering device (3) is communicated with a sludge concentration device (4) arranged on the ground; the sludge concentration device (4) is communicated with a sludge treatment tank (5); the sludge mechanical dehydration device (3) and the sludge concentration device (4) are both communicated with a sewage collection box (6).

2. An advanced system for the decontamination of septic tanks, as claimed in claim 1, wherein: the sludge drying device (2) comprises a sludge drying device main body (21), a drying cavity (22) with a funnel-shaped bottom is formed in the sludge drying device main body (21), and a microwave heater (23) is arranged on the inner wall of the drying cavity (22).

3. An advanced system for the decontamination of septic tanks, as claimed in claim 2, wherein: the upper surface of the sludge drying device main body (21) is fixedly connected with a pretreatment agent storage box (24); the pretreatment medicament storage box (24) is communicated with the drying cavity (22) through a medicament circulating pipe (25); the medicine flow pipe (25) is provided with a first electromagnetic valve (26).

4. An advanced system for the decontamination of septic tanks, as claimed in claim 3, wherein: the sludge drying device (2) is communicated with a sludge flow direction pipe (27); one end of the sludge flow pipe (27) is communicated with the sludge drying device (2) and the other end is communicated with the mechanical sludge dewatering device (3); a second electromagnetic valve (28) is arranged on the sludge flowing pipe (27); the mechanical sludge dewatering device (3) comprises a dewatering device main body (31), wherein a dewatering cavity (32) is formed in the dewatering device main body (31); a centrifuge (33) is arranged in the dehydration cavity (32); the dehydration device main body (31) is fixedly connected with a concentrated sludge flow pipe (34) with one end extending into the bottom of the centrifuge (33) and the other end communicated with the sludge concentration device (4); the bottom of the dehydration device main body (31) is communicated with a sewage discharge pipe (35) of which one end is communicated with the dehydration cavity (32) and the other end is communicated with the sewage collection box (6).

5. An advanced system for the decontamination of septic tanks, as claimed in claim 4, wherein: the sludge drying device (2) and the sludge mechanical dehydration device (3) are both communicated with a waste gas purifier (7).

6. An advanced system for the decontamination of septic tanks, as claimed in claim 5, wherein: the sludge concentration device (4) comprises a concentration device main body (40), and a concentration cavity (41) is formed in the concentration device main body (40); a chemical sterilization reagent storage body (42) is arranged at the upper part of the concentration device main body (40); the concentration device main body (40) is communicated with the chemical sterilization reagent storage body (42) through a reagent outflow pipe (43); a third electromagnetic valve (44) is arranged on the reagent outflow pipe (43); the concentration device main body (40) is fixedly connected with an outflow pipe (45) of which one end is communicated with the concentration cavity (41) and the other end is communicated with the sludge treatment tank (5); the outflow pipe (45) is provided with a control valve (46); the sewage collecting box (6) is connected with a sewage collecting pipe (47) with one end extending into the concentration cavity (41) and the other end communicated with the sewage collecting box (6).

7. An advanced system for the decontamination of septic tanks, as claimed in claim 6, wherein: a stirring device (8) positioned at the bottom of the sludge treatment tank (5) is arranged in the sludge treatment tank (5); the stirring device (8) comprises a driving motor (81) arranged on the outer wall of the sludge treatment pool (5), a stirring rod (82) fixedly connected to an output shaft of the driving motor (81) and a stirrer (83) fixedly connected to the circumferential direction of the stirring rod (82).

8. An advanced system for the decontamination of septic tanks, as claimed in claim 7, wherein: the sludge treatment tank (5) is connected with a bactericide throwing device (9); the bactericide delivery device (9) comprises a bactericide storage box body (91), a liquid pump (92) communicated with the bactericide storage box body (91) and a liquid discharge pipe (93) connected to the liquid pump (92), wherein the liquid discharge pipe (93) is in threaded connection with a delivery nozzle (94) facing the sludge treatment pool (5).