CN205440083U - Septic tank filth sewage is innocent treatment car on spot - Google Patents

Abstract

Septic tank filth sewage is innocent treatment car on spot is including vehicle chassis, actuating system, pipe network system, vacuum sewage suction system, elementary solid -liquid separation system, second grade solid -liquid separation system, flocculation system, high pressure cleaning mediation system etc.. High pressure cleaning mediation system, vacuum sewage suction system, elementary and second grade solid -liquid separation system are connected to the pipe network system, the vacuum sewage suction system passes through the direct filth sewage with the septic tank of sewage suction pipe and inhales real empty can, the flocculation system is sneaked into the flocculating agent in the sewage, elementary solid -liquid separation system is jumbo size solid garbage separation in with septic tank sewage in real empty can, and second grade solid -liquid separation system is with thin particulate organic matter and moisture separation, electric control system whole mechanism of control and hydraulic means's operation. The utility model discloses realize the innocent treatment on the spot of septic tank filth sewage, improve the processing speed, reduce treatment cost, high -efficient environmental protection, sewage is up to standard can be in line, and the thin particulate organic matter who isolates can make the fertilizer, realizes the recycle again of resource.

Description

On-site harmless treatment vehicle for septic tank sewage and sewage

technical field

The utility model relates to a septic tank sewage suction vehicle, in particular to a vehicle for innocuous in-situ treatment of septic tank sewage.

Background technique

With the rapid expansion of my country's cities and the rapid increase and aggregation of population, the traditional treatment mode, equipment and technology for urban underground septic tank sewage are difficult to adapt to the requirements of environmental quality and protection under the new normal, which is in line with the requirements of urban modernization and development. Contradictions are also becoming increasingly prominent. For a long time, the sanitation field has lacked advanced and professional harmless treatment devices for septic tank excrement. Because the septic tank sewage contains sanitary napkins, plastic strips, feathers, ropes, hair and other long-fibrous materials, it is difficult to deal with, high in cost, and easy to block pipes. Generally, urban sewage plants do not accept disposal treatment, resulting in urban clearing out The excrement has no place to be consumed, so it has to be transported to the landfill, where it is mixed with domestic waste and buried together; the sewage is directly discharged into the urban sewage pipes, resulting in frequent stagnation of the urban sewage pipe system, and eutrophication of the water quality of rivers and lakes. This not only causes serious pollution to the garbage dump reservoir area, but also increases the difficulty of landfill operations; at the same time, there are environmental pollution factors such as run-off, dripping, and spillage during transportation; and long-distance transportation costs are high, labor-intensive, time-consuming and labor-intensive, and economical to operate The pressure is high; in addition, the sewage is discharged directly, polluting water sources and groundwater, etc.

Chinese patent CN201320323725.5 discloses a manure water purification treatment vehicle, which is composed of solid-liquid separation equipment, solid manure buffer warehouse, vacuum equipment, power supply, waste water purification standard treatment equipment and vehicles, solid-liquid separation equipment, solid manure buffer warehouse , Vacuum equipment, power supply, and waste water purification standard treatment equipment are assembled on the chassis of the vehicle, and are connected and fixed with the vehicle as a whole; it has the functions of solid-liquid separation of feces in the septic tank of the toilet or farm, and waste water purification standard treatment and Solid manure storage and transportation and other functions, the water quality of the manure after purification meets the discharge standard of "GB18918-2002" urban sewage treatment plants, reducing the transportation cost of manure treatment. The above-mentioned patents have slow efficacy, long-fiber materials are easy to entangle the screw shaft, dirt is easy to block the screen hole, bearings and other structural parts are easy to wear, and the structure is complex, bulky, frequent maintenance, no dredging function, and the flocculant and sewage are not stirred well. Average, difficult self-cleaning, large water consumption and other defects.

Contents of the invention

The technical problem to be solved by the utility model is to carry out the solid-liquid separation of septic tank waste and sewage on the spot, effectively improve the rapid treatment capacity of urban underground septic tank waste, and reduce the waste landfill treatment site and sewage treatment plant. Dependence, reduce comprehensive operating costs, improve supervision, and provide an efficient, environmentally friendly, and resource-recycling vehicle for harmless on-site treatment of septic tank sewage and sewage.

In order to achieve the above object, the present invention adopts the following technical scheme: the vehicle for in-situ harmless treatment of septic tank sewage, including the vehicle chassis, the drive system, and the vehicle chassis provide a mobile work platform for the whole system, and the drive system passes through two The power take-off is connected to the gearbox of the automobile engine, one power take-off is connected to the vacuum pump, and the other power take-off is connected to the motor in the primary and secondary solid-liquid separation system through a gear train and a coupling; the car is also equipped with a vacuum pump. Sewage suction system, flocculation system, high-pressure cleaning and dredging system, primary solid-liquid separation system; secondary solid-liquid separation system, pipe network system connected to vacuum suction system, high-pressure cleaning and dredging system, fluid connection is controlled through various valves; vacuum suction The motor in the system is connected with the vacuum pump, and enters the vacuum tank through the ball valve and the pipe network; the agitator in the flocculation system is arranged in the vacuum tank and close to the feed port, and fully mixes the sewage entering the vacuum tank with the flocculant; The liquid separation system is arranged in the vacuum tank, one motor is connected to the screen cylinder, and the other motor is connected to the screw shaft; the dynamic and static rings in the second-level solid-liquid separation system outside the vacuum tank form the screen slot and form the screen cylinder, and the other motor is connected to the screen cylinder. The moving ring is connected, and the other motor is connected with the screw shaft in the screen drum; the electrical control system controls the entire mechanism and hydraulic device.

The drive system uses a power take-off to directly connect with the gearbox of the automobile engine; the power source of the vacuum suction system is a vacuum pump; the motor is powered by a hydraulic pump or an electric motor.

The four-way valve in the vacuum suction system is connected to the vacuum pump, and the vacuum pump sucks the septic tank dirt and sewage into the vacuum tank through the water inlet ball valve and the pipeline in sequence.

The primary solid-liquid separation system includes a sieve barrel for primary separation of solid waste and sewage, and a screw shaft for transporting solid waste to a waste discharge port.

The secondary solid-liquid separation system includes a sewage pump, a sewage buffer tank, a stacked screw extrusion dehydrator and connected pipelines. The sewage in the vacuum tank is pumped into the sewage buffer tank at a higher position through the sewage pump, and the sewage flows Go to the lower solid-liquid separation device for solid-liquid separation.

The flocculation system includes a flocculant box, a proportional mixer and connected pipelines, and the proportional mixer runs through the sewage suction pipe of the vacuum suction system.

The high-pressure cleaning and dredging system is to take water from the clean water tank through a low-pressure and high-pressure water pump, pass through pipelines and various valves to the jet nozzle, and then move the nozzle to the flushing or dredging position by the transmission device and the turntable device.

The electrical control system includes a special working device action control circuit, job operation and control, and a vehicle chassis electrical system. Water pump protection circuit, sewage tank high level alarm and protection circuit, circulating water tank low level alarm and protection circuit.

Compared with the prior art, the utility model has the following positive effects:

1. It has multiple functions such as sewage suction, solid-liquid separation, pipeline dredging, self-cleaning, etc., and the concentration and dehydration are fast.

2. Two-stage solid-liquid separation is adopted, and the separation effect is obvious. The filtrate after two-stage separation can be discharged directly to avoid re-transportation and secondary pollution.

3. The primary solid-liquid separation system adopts a centrifugal and screw conveying mechanism, and realizes automatic collection of filter residues, which significantly improves the treatment efficiency of the septic tank, the solid-liquid separation effect is more obvious, and the moisture content of the filter residues is very low.

4. The spiral centrifugal filter device of the primary solid-liquid separation system is driven by dual hydraulic motors with sufficient power; at the same time, it can realize stepless speed regulation and effectively control the working efficiency and effect of the spiral centrifugal filter device; The problem of easy heating and burning in vacuum.

5. The secondary solid-liquid separation system adopts a stacked screw extruder, which has an obvious dehydration effect. At the same time, a dynamic and static ring screen is used to realize self-cleaning, which effectively solves the problem of screen blockage; the filter residue can be collected as organic fertilizer, realizing resource reuse.

Description of drawings

Fig. 1 is a schematic diagram of the overall structure of the utility model;

Fig. 2 is a front view and a partial sectional view of the utility model;

Fig. 3 is a schematic rear view of the utility model.

Reference signs: 1-vehicle chassis, 2-drive system, 3-vacuum suction system, 4-solid waste primary filtration system, 5-secondary sewage solid-liquid separation system, 6-flocculation system, 201-power take-off, 202-hydraulic pump, 301-vacuum pump, 302-vacuum tank, 303-water vapor separator, 304-oil and gas separator, 305-four-way valve, 306-float level switch, 401-screw shaft, 402-sieve cylinder, 403-Hydraulic motor, 501-Sewage suction pump, 502-Sewage buffer tank, 503-Stack screw extrusion dehydrator, 601-Flocculant tank, 602-Proportional mixer

detailed description

Below in conjunction with accompanying drawing, the utility model is described in detail.

The utility model is an on-site harmless treatment vehicle for sewage from septic tanks, and the structural diagrams can be seen in Fig. 1 , Fig. 2 and Fig. 3 . Mainly consists of vehicle chassis 1, drive system 2, vacuum suction system 3, primary solid-liquid separation system 4, secondary solid-liquid separation system 5, flocculation system 6, high-pressure cleaning and dredging system 7, pipe network system 8, electric control system 9 and so on. The vehicle chassis 1 provides a mobile working platform for the whole system, the driving system 2 is connected with the automobile engine gearbox to provide driving power for the whole set of equipment, the vacuum suction system 3 sucks the septic tank sewage into the vacuum tank 302, and simultaneously The flocculant is mixed into the sewage through the flocculation system 6, the undegraded large-sized garbage in the septic tank sewage is separated by the primary solid-liquid separation system 4, and then the fine particle organic matter and water are separated by the secondary solid-liquid separation system 5.

The driving system 2 uses the power take-off 201 to directly connect with the gearbox of the automobile engine, drives the vacuum pump 301 and the hydraulic pump or generator 202, the vacuum pump 301 is used as the power source of the vacuum suction system 3, and other mechanical moving parts use hydraulic motors or motors 403 The drive, such as driving the rear door of the sewage tank to open and close, locking the inclined discharge, driving the high-pressure water pump and water pipe reel to retract and unwind the high-pressure water hose, driving the hydraulic motor of the primary solid-liquid separation system, etc., are all provided by the hydraulic pump or generator 202 power source.

The vacuum suction system 3 includes a vacuum pump 301, a vacuum tank 302, a water-gas separator 303, an oil-gas separator 304, a four-way valve 305, a float level switch 306 and corresponding pipelines. The vacuum tank 302 is evacuated by the vacuum pump 301. , directly suck the sewage from the septic tank into the vacuum tank 302 through the sewage suction pipe.

The primary solid-liquid separation system 4 is arranged in the vacuum tank 302, and is mainly composed of a screw shaft 401, a sieve bucket 402 and related accessories. The hydraulic motor 403 drives the sieve bucket 402 to perform primary separation of solid waste and sewage, and the solid waste is separated by the screw shaft 401. The garbage is transported to the garbage outlet for packing.

The secondary solid-liquid separation system 5 is arranged outside the vacuum tank 302, including a sewage suction pump 501, a sewage buffer tank 502, a screw-type extrusion dehydrator 503 and corresponding pipelines, and the sewage in the vacuum tank 32 is pumped out by the sewage suction pump 501. into the higher position of the sewage buffer tank 502, under the action of gravity, the sewage flows into the lower position of the solid-liquid separation device for solid-liquid separation. At the same time, the static and dynamic ring screen is used to realize self-cleaning, which effectively solves the problem of screen blockage.

The flocculation system 6 is arranged on the upper part of the whole system, mainly including a flocculant tank 601, a proportional mixer 602 and corresponding pipelines. The proportional mixer 602 is turned on the suction pipe of the vacuum suction system 3, and the flocculant is mixed with the sewage in a certain proportion. Mix, and mix evenly under the action of the screw shaft 401 and the sieve bucket 402 of the primary solid-liquid separation system 4.

The high-pressure cleaning and dredging system 7 uses a high-pressure pump to pressurize ordinary tap water to a pressure of hundreds or even several kilograms per square centimeter, and sprays a small water flow with high energy concentration at a very high speed through a special nozzle. After being converted into kinetic energy, the small water flow impacts, cavitates, grinds, wedges, crushes and peels off the dirt.

The pipe network system 8 is used for the normal circulation of low-pressure water pipelines, high-pressure water pipelines, vacuum pumps and pipelines, circulating water tank pipelines, sewage suction pipes, sewage tank pipelines, and various valves.

The electrical control system includes special working device action control circuit, operation operation and control, vehicle chassis electrical system, engine control circuit, vacuum pump thermal control alarm and protection circuit, clean water tank low water level alarm and water pump protection circuit, sewage tank high level alarm and The protection circuit, the low water level alarm and protection circuit of the circulating water tank, and the electrical control system are responsible for the autonomous operation and normal work of the entire mechanism and hydraulic device.

The vacuum tank, the primary solid-liquid separation system, and the secondary solid-liquid separation system are all set up as modular components, which are convenient for maintenance and replacement; the bent pipes for sewage suction are all set up as a single bent pipe, and are connected with straight pipes by flanges.

Claims (9)

1. septic tank contamination sewage harmless treatment car on the spot, including vehicle chassis (1), drive system (2), vehicle chassis (1) is the moveable job platform of whole system, drive system (2) is connected with car engine machine gearbox by two power takeoffs (201), one power takeoff is connected with vacuum pump, another power takeoff passes through gear train, shaft coupling is with primary, motors in two grades of solid-liquid separation systems, it is characterized in that: this car is additionally provided with vacuum sewage sucking system (3), flocculation system (6), high-pressure wash dredging system (7), primary solid-liquid separation system (4), two grades of solid-liquid separation systems (5)；Pipe network system (8) connects vacuum sewage sucking system (3), high-pressure wash dredging system (7), is connected by all kinds of valve controls fluid；Motor in vacuum sewage sucking system (3) is connected with vacuum pump, is entered in vacuum tank (302) by ball valve, pipe network；Agitator in flocculation system (6) is arranged in vacuum tank and near charging aperture, is sufficiently mixed uniformly with flocculant by the sewage entering vacuum tank；Primary solid-liquid separation system (4) is arranged in vacuum tank (302), and a motor is connected with screen drum, and another motor is connected with helical axis；Sound ring plate in two grades of solid-liquid separation systems (5) outside vacuum tank constitutes screen slot and forms screen drum, and a motor is connected with rotating ring sheet, and another motor is connected with the helical axis in screen drum；Electric control system controls whole mechanism and hydraulic means.

2. septic tank contamination sewage harmless treatment car on the spot as claimed in claim 1, it is characterised in that: described drive system (2) uses power takeoff (201) to be directly connected with car engine machine gearbox；The power source of vacuum sewage sucking system (3) is vacuum pump (301)；Motor (403) is used as power source by hydraulic pump or motor (202).

3. septic tank contamination sewage harmless treatment car on the spot as claimed in claim 1, it is characterized in that: the cross valve (305) in described vacuum sewage sucking system (3) is connected with vacuum pump (301), vacuum pump suction septic tank contamination and sewage sequentially pass through in water intake ball valve, pipeline to vacuum tank (302).

4. septic tank contamination sewage harmless treatment car on the spot as claimed in claim 1, is characterized in that: described primary solid-liquid separation system includes solid waste and sewage being carried out the sieve bucket (402) of primary separation, solid waste being transported to the helical axis (401) of rubbish discharging opening.

5. septic tank contamination sewage harmless treatment car on the spot as claimed in claim 1, it is characterized in that: described two grades of solid-liquid separation systems (5) include sewage pump (501), sewage caching case (502), folded spiral shell formula extruding-desiccation machine (503) and the pipeline being connected, by sewage pump (501) by sewage caching case (502) higher for the sewage suction position in vacuum tank (302), sewage carries out solid-liquid separation in flowing to the relatively low equipment for separating liquid from solid in position (503).

6. septic tank contamination sewage harmless treatment car on the spot as claimed in claim 1, it is characterized in that: described flocculation system (6) includes flocculant case (601), proportioner (602) and the pipeline being connected, and proportioner (602) is worn and passed through on the dirt sucking tube of vacuum sewage sucking system (3).

7. septic tank contamination sewage harmless treatment car on the spot as claimed in claim 1, it is characterized in that: described high-pressure wash dredging system is to be fetched water from filtered water tank by low high-pressure hydraulic pump, through pipeline and all kinds of valve to fluid jet nozzle, then shower nozzle is moved to rinse or the position of dredging by actuating device, rotating-table apparatus.

8. septic tank contamination sewage harmless treatment car on the spot as claimed in claim 1; it is characterized in that: described electric control system includes Special working device control circuit, Job Operations and control, vehicle chassis electrical system; engine control circuit; vacuum pump thermal control warning and protection circuit; filtered water tank low-water alarm and water pump protection circuit; Water Tank high liquid level warning and protection circuit, cyclic water tank low-water alarm and protection circuit.

9. septic tank contamination sewage harmless treatment car on the spot as claimed in claim 1, is characterized in that: vacuum tank (302), primary solid-liquid separation system, two grades of solid-liquid separation systems are disposed as modular member；Soil pick-up bending pipeline is respectively provided with into single bend pipe, uses Flange joint with straight tube.